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-rw-r--r--builtin/add.c313
-rw-r--r--builtin/annotate.c12
-rw-r--r--builtin/apply.c1597
-rw-r--r--builtin/archive.c29
-rw-r--r--builtin/bisect--helper.c10
-rw-r--r--builtin/blame.c1721
-rw-r--r--builtin/branch.c573
-rw-r--r--builtin/bundle.c8
-rw-r--r--builtin/cat-file.c481
-rw-r--r--builtin/check-attr.c33
-rw-r--r--builtin/check-ignore.c187
-rw-r--r--builtin/check-mailmap.c66
-rw-r--r--builtin/check-ref-format.c2
-rw-r--r--builtin/checkout-index.c66
-rw-r--r--builtin/checkout.c801
-rw-r--r--builtin/clean.c988
-rw-r--r--builtin/clone.c723
-rw-r--r--builtin/column.c59
-rw-r--r--builtin/commit-tree.c27
-rw-r--r--builtin/commit.c1069
-rw-r--r--builtin/config.c481
-rw-r--r--builtin/count-objects.c157
-rw-r--r--builtin/credential.c31
-rw-r--r--builtin/describe.c187
-rw-r--r--builtin/diff-files.c4
-rw-r--r--builtin/diff-index.c10
-rw-r--r--builtin/diff-tree.c14
-rw-r--r--builtin/diff.c182
-rw-r--r--builtin/fast-export.c561
-rw-r--r--builtin/fetch-pack.c1144
-rw-r--r--builtin/fetch.c820
-rw-r--r--builtin/fmt-merge-msg.c326
-rw-r--r--builtin/for-each-ref.c253
-rw-r--r--builtin/fsck.c142
-rw-r--r--builtin/gc.c294
-rw-r--r--builtin/get-tar-commit-id.c41
-rw-r--r--builtin/grep.c342
-rw-r--r--builtin/hash-object.c101
-rw-r--r--builtin/help.c186
-rw-r--r--builtin/index-pack.c1237
-rw-r--r--builtin/init-db.c113
-rw-r--r--builtin/interpret-trailers.c44
-rw-r--r--builtin/log.c572
-rw-r--r--builtin/ls-files.c252
-rw-r--r--builtin/ls-remote.c10
-rw-r--r--builtin/ls-tree.c57
-rw-r--r--builtin/mailinfo.c122
-rw-r--r--builtin/mailsplit.c39
-rw-r--r--builtin/merge-base.c195
-rw-r--r--builtin/merge-file.c27
-rw-r--r--builtin/merge-index.c10
-rw-r--r--builtin/merge-recursive.c4
-rw-r--r--builtin/merge-tree.c104
-rw-r--r--builtin/merge.c757
-rw-r--r--builtin/mktree.c13
-rw-r--r--builtin/mv.c203
-rw-r--r--builtin/name-rev.c189
-rw-r--r--builtin/notes.c554
-rw-r--r--builtin/pack-objects.c1348
-rw-r--r--builtin/pack-redundant.c8
-rw-r--r--builtin/pack-refs.c8
-rw-r--r--builtin/patch-id.c86
-rw-r--r--builtin/prune-packed.c83
-rw-r--r--builtin/prune.c119
-rw-r--r--builtin/push.c405
-rw-r--r--builtin/read-tree.c64
-rw-r--r--builtin/receive-pack.c1094
-rw-r--r--builtin/reflog.c309
-rw-r--r--builtin/remote-ext.c13
-rw-r--r--builtin/remote.c657
-rw-r--r--builtin/repack.c409
-rw-r--r--builtin/replace.c451
-rw-r--r--builtin/rerere.c14
-rw-r--r--builtin/reset.c349
-rw-r--r--builtin/rev-list.c103
-rw-r--r--builtin/rev-parse.c275
-rw-r--r--builtin/revert.c1044
-rw-r--r--builtin/rm.c274
-rw-r--r--builtin/send-pack.c441
-rw-r--r--builtin/shortlog.c92
-rw-r--r--builtin/show-branch.c207
-rw-r--r--builtin/show-ref.c92
-rw-r--r--builtin/stripspace.c49
-rw-r--r--builtin/symbolic-ref.c44
-rw-r--r--builtin/tag.c411
-rw-r--r--builtin/tar-tree.c103
-rw-r--r--builtin/unpack-objects.c24
-rw-r--r--builtin/update-index.c415
-rw-r--r--builtin/update-ref.c382
-rw-r--r--builtin/update-server-info.c5
-rw-r--r--builtin/upload-archive.c45
-rw-r--r--builtin/var.c4
-rw-r--r--builtin/verify-commit.c93
-rw-r--r--builtin/verify-pack.c16
-rw-r--r--builtin/verify-tag.c16
-rw-r--r--builtin/worktree.c332
-rw-r--r--builtin/write-tree.c10
97 files changed, 17703 insertions, 10734 deletions
diff --git a/builtin/add.c b/builtin/add.c
index b79336d..b2a5c57 100644
--- a/builtin/add.c
+++ b/builtin/add.c
@@ -5,7 +5,9 @@
*/
#include "cache.h"
#include "builtin.h"
+#include "lockfile.h"
#include "dir.h"
+#include "pathspec.h"
#include "exec_cmd.h"
#include "cache-tree.h"
#include "run-command.h"
@@ -14,9 +16,10 @@
#include "diffcore.h"
#include "revision.h"
#include "bulk-checkin.h"
+#include "argv-array.h"
static const char * const builtin_add_usage[] = {
- "git add [options] [--] <filepattern>...",
+ N_("git add [<options>] [--] <pathspec>..."),
NULL
};
static int patch_interactive, add_interactive, edit_interactive;
@@ -80,190 +83,105 @@ static void update_callback(struct diff_queue_struct *q,
}
}
-int add_files_to_cache(const char *prefix, const char **pathspec, int flags)
+int add_files_to_cache(const char *prefix,
+ const struct pathspec *pathspec, int flags)
{
struct update_callback_data data;
struct rev_info rev;
+
+ memset(&data, 0, sizeof(data));
+ data.flags = flags;
+
init_revisions(&rev, prefix);
setup_revisions(0, NULL, &rev, NULL);
- init_pathspec(&rev.prune_data, pathspec);
+ if (pathspec)
+ copy_pathspec(&rev.prune_data, pathspec);
rev.diffopt.output_format = DIFF_FORMAT_CALLBACK;
rev.diffopt.format_callback = update_callback;
- data.flags = flags;
- data.add_errors = 0;
rev.diffopt.format_callback_data = &data;
rev.max_count = 0; /* do not compare unmerged paths with stage #2 */
run_diff_files(&rev, DIFF_RACY_IS_MODIFIED);
return !!data.add_errors;
}
-static void fill_pathspec_matches(const char **pathspec, char *seen, int specs)
-{
- int num_unmatched = 0, i;
-
- /*
- * Since we are walking the index as if we were walking the directory,
- * we have to mark the matched pathspec as seen; otherwise we will
- * mistakenly think that the user gave a pathspec that did not match
- * anything.
- */
- for (i = 0; i < specs; i++)
- if (!seen[i])
- num_unmatched++;
- if (!num_unmatched)
- return;
- for (i = 0; i < active_nr; i++) {
- struct cache_entry *ce = active_cache[i];
- match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen);
- }
-}
-
-static char *find_used_pathspec(const char **pathspec)
+static char *prune_directory(struct dir_struct *dir, struct pathspec *pathspec, int prefix)
{
char *seen;
int i;
-
- for (i = 0; pathspec[i]; i++)
- ; /* just counting */
- seen = xcalloc(i, 1);
- fill_pathspec_matches(pathspec, seen, i);
- return seen;
-}
-
-static char *prune_directory(struct dir_struct *dir, const char **pathspec, int prefix)
-{
- char *seen;
- int i, specs;
struct dir_entry **src, **dst;
- for (specs = 0; pathspec[specs]; specs++)
- /* nothing */;
- seen = xcalloc(specs, 1);
+ seen = xcalloc(pathspec->nr, 1);
src = dst = dir->entries;
i = dir->nr;
while (--i >= 0) {
struct dir_entry *entry = *src++;
- if (match_pathspec(pathspec, entry->name, entry->len,
- prefix, seen))
+ if (dir_path_match(entry, pathspec, prefix, seen))
*dst++ = entry;
}
dir->nr = dst - dir->entries;
- fill_pathspec_matches(pathspec, seen, specs);
+ add_pathspec_matches_against_index(pathspec, seen);
return seen;
}
-static void treat_gitlinks(const char **pathspec)
-{
- int i;
-
- if (!pathspec || !*pathspec)
- return;
-
- for (i = 0; i < active_nr; i++) {
- struct cache_entry *ce = active_cache[i];
- if (S_ISGITLINK(ce->ce_mode)) {
- int len = ce_namelen(ce), j;
- for (j = 0; pathspec[j]; j++) {
- int len2 = strlen(pathspec[j]);
- if (len2 <= len || pathspec[j][len] != '/' ||
- memcmp(ce->name, pathspec[j], len))
- continue;
- if (len2 == len + 1)
- /* strip trailing slash */
- pathspec[j] = xstrndup(ce->name, len);
- else
- die (_("Path '%s' is in submodule '%.*s'"),
- pathspec[j], len, ce->name);
- }
- }
- }
-}
-
-static void refresh(int verbose, const char **pathspec)
+static void refresh(int verbose, const struct pathspec *pathspec)
{
char *seen;
- int i, specs;
+ int i;
- for (specs = 0; pathspec[specs]; specs++)
- /* nothing */;
- seen = xcalloc(specs, 1);
+ seen = xcalloc(pathspec->nr, 1);
refresh_index(&the_index, verbose ? REFRESH_IN_PORCELAIN : REFRESH_QUIET,
pathspec, seen, _("Unstaged changes after refreshing the index:"));
- for (i = 0; i < specs; i++) {
+ for (i = 0; i < pathspec->nr; i++) {
if (!seen[i])
- die(_("pathspec '%s' did not match any files"), pathspec[i]);
+ die(_("pathspec '%s' did not match any files"),
+ pathspec->items[i].match);
}
free(seen);
}
-static const char **validate_pathspec(int argc, const char **argv, const char *prefix)
-{
- const char **pathspec = get_pathspec(prefix, argv);
-
- if (pathspec) {
- const char **p;
- for (p = pathspec; *p; p++) {
- if (has_symlink_leading_path(*p, strlen(*p))) {
- int len = prefix ? strlen(prefix) : 0;
- die(_("'%s' is beyond a symbolic link"), *p + len);
- }
- }
- }
-
- return pathspec;
-}
-
int run_add_interactive(const char *revision, const char *patch_mode,
- const char **pathspec)
+ const struct pathspec *pathspec)
{
- int status, ac, pc = 0;
- const char **args;
+ int status, i;
+ struct argv_array argv = ARGV_ARRAY_INIT;
- if (pathspec)
- while (pathspec[pc])
- pc++;
-
- args = xcalloc(sizeof(const char *), (pc + 5));
- ac = 0;
- args[ac++] = "add--interactive";
+ argv_array_push(&argv, "add--interactive");
if (patch_mode)
- args[ac++] = patch_mode;
+ argv_array_push(&argv, patch_mode);
if (revision)
- args[ac++] = revision;
- args[ac++] = "--";
- if (pc) {
- memcpy(&(args[ac]), pathspec, sizeof(const char *) * pc);
- ac += pc;
- }
- args[ac] = NULL;
-
- status = run_command_v_opt(args, RUN_GIT_CMD);
- free(args);
+ argv_array_push(&argv, revision);
+ argv_array_push(&argv, "--");
+ for (i = 0; i < pathspec->nr; i++)
+ /* pass original pathspec, to be re-parsed */
+ argv_array_push(&argv, pathspec->items[i].original);
+
+ status = run_command_v_opt(argv.argv, RUN_GIT_CMD);
+ argv_array_clear(&argv);
return status;
}
int interactive_add(int argc, const char **argv, const char *prefix, int patch)
{
- const char **pathspec = NULL;
+ struct pathspec pathspec;
- if (argc) {
- pathspec = validate_pathspec(argc, argv, prefix);
- if (!pathspec)
- return -1;
- }
+ parse_pathspec(&pathspec, 0,
+ PATHSPEC_PREFER_FULL |
+ PATHSPEC_SYMLINK_LEADING_PATH |
+ PATHSPEC_PREFIX_ORIGIN,
+ prefix, argv);
return run_add_interactive(NULL,
patch ? "--patch" : NULL,
- pathspec);
+ &pathspec);
}
static int edit_patch(int argc, const char **argv, const char *prefix)
{
- char *file = xstrdup(git_path("ADD_EDIT.patch"));
+ char *file = git_pathdup("ADD_EDIT.patch");
const char *apply_argv[] = { "apply", "--recount", "--cached",
NULL, NULL };
- struct child_process child;
+ struct child_process child = CHILD_PROCESS_INIT;
struct rev_info rev;
int out;
struct stat st;
@@ -273,36 +191,38 @@ static int edit_patch(int argc, const char **argv, const char *prefix)
git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
if (read_cache() < 0)
- die (_("Could not read the index"));
+ die(_("Could not read the index"));
init_revisions(&rev, prefix);
rev.diffopt.context = 7;
argc = setup_revisions(argc, argv, &rev, NULL);
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
+ rev.diffopt.use_color = 0;
DIFF_OPT_SET(&rev.diffopt, IGNORE_DIRTY_SUBMODULES);
- out = open(file, O_CREAT | O_WRONLY, 0644);
+ out = open(file, O_CREAT | O_WRONLY, 0666);
if (out < 0)
- die (_("Could not open '%s' for writing."), file);
+ die(_("Could not open '%s' for writing."), file);
rev.diffopt.file = xfdopen(out, "w");
rev.diffopt.close_file = 1;
if (run_diff_files(&rev, 0))
- die (_("Could not write patch"));
+ die(_("Could not write patch"));
- launch_editor(file, NULL, NULL);
+ if (launch_editor(file, NULL, NULL))
+ die(_("editing patch failed"));
if (stat(file, &st))
die_errno(_("Could not stat '%s'"), file);
if (!st.st_size)
die(_("Empty patch. Aborted."));
- memset(&child, 0, sizeof(child));
child.git_cmd = 1;
child.argv = apply_argv;
if (run_command(&child))
- die (_("Could not apply '%s'"), file);
+ die(_("Could not apply '%s'"), file);
unlink(file);
+ free(file);
return 0;
}
@@ -311,23 +231,38 @@ static struct lock_file lock_file;
static const char ignore_error[] =
N_("The following paths are ignored by one of your .gitignore files:\n");
-static int verbose = 0, show_only = 0, ignored_too = 0, refresh_only = 0;
-static int ignore_add_errors, addremove, intent_to_add, ignore_missing = 0;
+static int verbose, show_only, ignored_too, refresh_only;
+static int ignore_add_errors, intent_to_add, ignore_missing;
+
+#define ADDREMOVE_DEFAULT 1
+static int addremove = ADDREMOVE_DEFAULT;
+static int addremove_explicit = -1; /* unspecified */
+
+static int ignore_removal_cb(const struct option *opt, const char *arg, int unset)
+{
+ /* if we are told to ignore, we are not adding removals */
+ *(int *)opt->value = !unset ? 0 : 1;
+ return 0;
+}
static struct option builtin_add_options[] = {
- OPT__DRY_RUN(&show_only, "dry run"),
- OPT__VERBOSE(&verbose, "be verbose"),
+ OPT__DRY_RUN(&show_only, N_("dry run")),
+ OPT__VERBOSE(&verbose, N_("be verbose")),
OPT_GROUP(""),
- OPT_BOOLEAN('i', "interactive", &add_interactive, "interactive picking"),
- OPT_BOOLEAN('p', "patch", &patch_interactive, "select hunks interactively"),
- OPT_BOOLEAN('e', "edit", &edit_interactive, "edit current diff and apply"),
- OPT__FORCE(&ignored_too, "allow adding otherwise ignored files"),
- OPT_BOOLEAN('u', "update", &take_worktree_changes, "update tracked files"),
- OPT_BOOLEAN('N', "intent-to-add", &intent_to_add, "record only the fact that the path will be added later"),
- OPT_BOOLEAN('A', "all", &addremove, "add changes from all tracked and untracked files"),
- OPT_BOOLEAN( 0 , "refresh", &refresh_only, "don't add, only refresh the index"),
- OPT_BOOLEAN( 0 , "ignore-errors", &ignore_add_errors, "just skip files which cannot be added because of errors"),
- OPT_BOOLEAN( 0 , "ignore-missing", &ignore_missing, "check if - even missing - files are ignored in dry run"),
+ OPT_BOOL('i', "interactive", &add_interactive, N_("interactive picking")),
+ OPT_BOOL('p', "patch", &patch_interactive, N_("select hunks interactively")),
+ OPT_BOOL('e', "edit", &edit_interactive, N_("edit current diff and apply")),
+ OPT__FORCE(&ignored_too, N_("allow adding otherwise ignored files")),
+ OPT_BOOL('u', "update", &take_worktree_changes, N_("update tracked files")),
+ OPT_BOOL('N', "intent-to-add", &intent_to_add, N_("record only the fact that the path will be added later")),
+ OPT_BOOL('A', "all", &addremove_explicit, N_("add changes from all tracked and untracked files")),
+ { OPTION_CALLBACK, 0, "ignore-removal", &addremove_explicit,
+ NULL /* takes no arguments */,
+ N_("ignore paths removed in the working tree (same as --no-all)"),
+ PARSE_OPT_NOARG, ignore_removal_cb },
+ OPT_BOOL( 0 , "refresh", &refresh_only, N_("don't add, only refresh the index")),
+ OPT_BOOL( 0 , "ignore-errors", &ignore_add_errors, N_("just skip files which cannot be added because of errors")),
+ OPT_BOOL( 0 , "ignore-missing", &ignore_missing, N_("check if - even missing - files are ignored in dry run")),
OPT_END(),
};
@@ -350,7 +285,7 @@ static int add_files(struct dir_struct *dir, int flags)
for (i = 0; i < dir->ignored_nr; i++)
fprintf(stderr, "%s\n", dir->ignored[i]->name);
fprintf(stderr, _("Use -f if you really want to add them.\n"));
- die(_("no files added"));
+ exit_status = 1;
}
for (i = 0; i < dir->nr; i++)
@@ -365,8 +300,7 @@ static int add_files(struct dir_struct *dir, int flags)
int cmd_add(int argc, const char **argv, const char *prefix)
{
int exit_status = 0;
- int newfd;
- const char **pathspec;
+ struct pathspec pathspec;
struct dir_struct dir;
int flags;
int add_new_files;
@@ -387,20 +321,31 @@ int cmd_add(int argc, const char **argv, const char *prefix)
argc--;
argv++;
+ if (0 <= addremove_explicit)
+ addremove = addremove_explicit;
+ else if (take_worktree_changes && ADDREMOVE_DEFAULT)
+ addremove = 0; /* "-u" was given but not "-A" */
+
if (addremove && take_worktree_changes)
die(_("-A and -u are mutually incompatible"));
+
+ if (!take_worktree_changes && addremove_explicit < 0 && argc)
+ /* Turn "git add pathspec..." to "git add -A pathspec..." */
+ addremove = 1;
+
if (!show_only && ignore_missing)
die(_("Option --ignore-missing can only be used together with --dry-run"));
- if ((addremove || take_worktree_changes) && !argc) {
- static const char *here[2] = { ".", NULL };
+
+ if ((0 < addremove_explicit || take_worktree_changes) && !argc) {
+ static const char *whole[2] = { ":/", NULL };
argc = 1;
- argv = here;
+ argv = whole;
}
add_new_files = !take_worktree_changes && !refresh_only;
require_pathspec = !take_worktree_changes;
- newfd = hold_locked_index(&lock_file, 1);
+ hold_locked_index(&lock_file, 1);
flags = ((verbose ? ADD_CACHE_VERBOSE : 0) |
(show_only ? ADD_CACHE_PRETEND : 0) |
@@ -414,11 +359,19 @@ int cmd_add(int argc, const char **argv, const char *prefix)
fprintf(stderr, _("Maybe you wanted to say 'git add .'?\n"));
return 0;
}
- pathspec = validate_pathspec(argc, argv, prefix);
if (read_cache() < 0)
die(_("index file corrupt"));
- treat_gitlinks(pathspec);
+
+ /*
+ * Check the "pathspec '%s' did not match any files" block
+ * below before enabling new magic.
+ */
+ parse_pathspec(&pathspec, 0,
+ PATHSPEC_PREFER_FULL |
+ PATHSPEC_SYMLINK_LEADING_PATH |
+ PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE,
+ prefix, argv);
if (add_new_files) {
int baselen;
@@ -431,30 +384,47 @@ int cmd_add(int argc, const char **argv, const char *prefix)
}
/* This picks up the paths that are not tracked */
- baselen = fill_directory(&dir, pathspec);
- if (pathspec)
- seen = prune_directory(&dir, pathspec, baselen);
+ baselen = fill_directory(&dir, &pathspec);
+ if (pathspec.nr)
+ seen = prune_directory(&dir, &pathspec, baselen);
}
if (refresh_only) {
- refresh(verbose, pathspec);
+ refresh(verbose, &pathspec);
goto finish;
}
- if (pathspec) {
+ if (pathspec.nr) {
int i;
+
if (!seen)
- seen = find_used_pathspec(pathspec);
- for (i = 0; pathspec[i]; i++) {
- if (!seen[i] && pathspec[i][0]
- && !file_exists(pathspec[i])) {
+ seen = find_pathspecs_matching_against_index(&pathspec);
+
+ /*
+ * file_exists() assumes exact match
+ */
+ GUARD_PATHSPEC(&pathspec,
+ PATHSPEC_FROMTOP |
+ PATHSPEC_LITERAL |
+ PATHSPEC_GLOB |
+ PATHSPEC_ICASE |
+ PATHSPEC_EXCLUDE);
+
+ for (i = 0; i < pathspec.nr; i++) {
+ const char *path = pathspec.items[i].match;
+ if (pathspec.items[i].magic & PATHSPEC_EXCLUDE)
+ continue;
+ if (!seen[i] && path[0] &&
+ ((pathspec.items[i].magic &
+ (PATHSPEC_GLOB | PATHSPEC_ICASE)) ||
+ !file_exists(path))) {
if (ignore_missing) {
int dtype = DT_UNKNOWN;
- if (excluded(&dir, pathspec[i], &dtype))
- dir_add_ignored(&dir, pathspec[i], strlen(pathspec[i]));
+ if (is_excluded(&dir, path, &dtype))
+ dir_add_ignored(&dir, path, pathspec.items[i].len);
} else
die(_("pathspec '%s' did not match any files"),
- pathspec[i]);
+ pathspec.items[i].original);
}
}
free(seen);
@@ -462,17 +432,16 @@ int cmd_add(int argc, const char **argv, const char *prefix)
plug_bulk_checkin();
- exit_status |= add_files_to_cache(prefix, pathspec, flags);
+ exit_status |= add_files_to_cache(prefix, &pathspec, flags);
if (add_new_files)
exit_status |= add_files(&dir, flags);
unplug_bulk_checkin();
- finish:
+finish:
if (active_cache_changed) {
- if (write_cache(newfd, active_cache, active_nr) ||
- commit_locked_index(&lock_file))
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("Unable to write new index file"));
}
diff --git a/builtin/annotate.c b/builtin/annotate.c
index fc43eed..da413ae 100644
--- a/builtin/annotate.c
+++ b/builtin/annotate.c
@@ -5,20 +5,18 @@
*/
#include "git-compat-util.h"
#include "builtin.h"
+#include "argv-array.h"
int cmd_annotate(int argc, const char **argv, const char *prefix)
{
- const char **nargv;
+ struct argv_array args = ARGV_ARRAY_INIT;
int i;
- nargv = xmalloc(sizeof(char *) * (argc + 2));
- nargv[0] = "annotate";
- nargv[1] = "-c";
+ argv_array_pushl(&args, "annotate", "-c", NULL);
for (i = 1; i < argc; i++) {
- nargv[i+1] = argv[i];
+ argv_array_push(&args, argv[i]);
}
- nargv[argc + 1] = NULL;
- return cmd_blame(argc + 1, nargv, prefix);
+ return cmd_blame(args.argc, args.argv, prefix);
}
diff --git a/builtin/apply.c b/builtin/apply.c
index 389898f..54aba4e 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -7,6 +7,7 @@
*
*/
#include "cache.h"
+#include "lockfile.h"
#include "cache-tree.h"
#include "quote.h"
#include "blob.h"
@@ -16,6 +17,9 @@
#include "dir.h"
#include "diff.h"
#include "parse-options.h"
+#include "xdiff-interface.h"
+#include "ll-merge.h"
+#include "rerere.h"
/*
* --check turns on checking that the working tree matches the
@@ -46,11 +50,13 @@ static int apply_with_reject;
static int apply_verbosely;
static int allow_overlap;
static int no_add;
+static int threeway;
+static int unsafe_paths;
static const char *fake_ancestor;
static int line_termination = '\n';
static unsigned int p_context = UINT_MAX;
static const char * const apply_usage[] = {
- "git apply [options] [<patch>...]",
+ N_("git apply [<options>] [<patch>...]"),
NULL
};
@@ -103,7 +109,7 @@ static void parse_whitespace_option(const char *option)
ws_error_action = correct_ws_error;
return;
}
- die("unrecognized whitespace option '%s'", option);
+ die(_("unrecognized whitespace option '%s'"), option);
}
static void parse_ignorewhitespace_option(const char *option)
@@ -118,7 +124,7 @@ static void parse_ignorewhitespace_option(const char *option)
ws_ignore_action = ignore_ws_change;
return;
}
- die("unrecognized whitespace ignore option '%s'", option);
+ die(_("unrecognized whitespace ignore option '%s'"), option);
}
static void set_default_whitespace_mode(const char *whitespace_option)
@@ -152,9 +158,14 @@ struct fragment {
unsigned long leading, trailing;
unsigned long oldpos, oldlines;
unsigned long newpos, newlines;
+ /*
+ * 'patch' is usually borrowed from buf in apply_patch(),
+ * but some codepaths store an allocated buffer.
+ */
const char *patch;
+ unsigned free_patch:1,
+ rejected:1;
int size;
- int rejected;
int linenr;
struct fragment *next;
};
@@ -179,7 +190,6 @@ struct patch {
int is_new, is_delete; /* -1 = unknown, 0 = false, 1 = true */
int rejected;
unsigned ws_rule;
- unsigned long deflate_origlen;
int lines_added, lines_deleted;
int score;
unsigned int is_toplevel_relative:1;
@@ -188,14 +198,49 @@ struct patch {
unsigned int is_copy:1;
unsigned int is_rename:1;
unsigned int recount:1;
+ unsigned int conflicted_threeway:1;
+ unsigned int direct_to_threeway:1;
struct fragment *fragments;
char *result;
size_t resultsize;
char old_sha1_prefix[41];
char new_sha1_prefix[41];
struct patch *next;
+
+ /* three-way fallback result */
+ struct object_id threeway_stage[3];
};
+static void free_fragment_list(struct fragment *list)
+{
+ while (list) {
+ struct fragment *next = list->next;
+ if (list->free_patch)
+ free((char *)list->patch);
+ free(list);
+ list = next;
+ }
+}
+
+static void free_patch(struct patch *patch)
+{
+ free_fragment_list(patch->fragments);
+ free(patch->def_name);
+ free(patch->old_name);
+ free(patch->new_name);
+ free(patch->result);
+ free(patch);
+}
+
+static void free_patch_list(struct patch *list)
+{
+ while (list) {
+ struct patch *next = list->next;
+ free_patch(list);
+ list = next;
+ }
+}
+
/*
* A line in a file, len-bytes long (includes the terminating LF,
* except for an incomplete line at the end if the file ends with
@@ -257,11 +302,13 @@ static int fuzzy_matchlines(const char *s1, size_t n1,
while ((*last2 == '\r') || (*last2 == '\n'))
last2--;
- /* skip leading whitespace */
- while (isspace(*s1) && (s1 <= last1))
- s1++;
- while (isspace(*s2) && (s2 <= last2))
- s2++;
+ /* skip leading whitespaces, if both begin with whitespace */
+ if (s1 <= last1 && s2 <= last2 && isspace(*s1) && isspace(*s2)) {
+ while (isspace(*s1) && (s1 <= last1))
+ s1++;
+ while (isspace(*s2) && (s2 <= last2))
+ s2++;
+ }
/* early return if both lines are empty */
if ((s1 > last1) && (s2 > last2))
return 1;
@@ -302,6 +349,11 @@ static void add_line_info(struct image *img, const char *bol, size_t len, unsign
img->nr++;
}
+/*
+ * "buf" has the file contents to be patched (read from various sources).
+ * attach it to "image" and add line-based index to it.
+ * "image" now owns the "buf".
+ */
static void prepare_image(struct image *image, char *buf, size_t len,
int prepare_linetable)
{
@@ -331,29 +383,31 @@ static void prepare_image(struct image *image, char *buf, size_t len,
static void clear_image(struct image *image)
{
free(image->buf);
- image->buf = NULL;
- image->len = 0;
+ free(image->line_allocated);
+ memset(image, 0, sizeof(*image));
}
-static void say_patch_name(FILE *output, const char *pre,
- struct patch *patch, const char *post)
+/* fmt must contain _one_ %s and no other substitution */
+static void say_patch_name(FILE *output, const char *fmt, struct patch *patch)
{
- fputs(pre, output);
+ struct strbuf sb = STRBUF_INIT;
+
if (patch->old_name && patch->new_name &&
strcmp(patch->old_name, patch->new_name)) {
- quote_c_style(patch->old_name, NULL, output, 0);
- fputs(" => ", output);
- quote_c_style(patch->new_name, NULL, output, 0);
+ quote_c_style(patch->old_name, &sb, NULL, 0);
+ strbuf_addstr(&sb, " => ");
+ quote_c_style(patch->new_name, &sb, NULL, 0);
} else {
const char *n = patch->new_name;
if (!n)
n = patch->old_name;
- quote_c_style(n, NULL, output, 0);
+ quote_c_style(n, &sb, NULL, 0);
}
- fputs(post, output);
+ fprintf(output, fmt, sb.buf);
+ fputc('\n', output);
+ strbuf_release(&sb);
}
-#define CHUNKSIZE (8192)
#define SLOP (16)
static void read_patch_file(struct strbuf *sb, int fd)
@@ -383,7 +437,7 @@ static unsigned long linelen(const char *buffer, unsigned long size)
static int is_dev_null(const char *str)
{
- return !memcmp("/dev/null", str, 9) && isspace(str[9]);
+ return skip_prefix(str, "/dev/null", &str) && isspace(*str);
}
#define TERM_SPACE 1
@@ -416,14 +470,14 @@ static char *squash_slash(char *name)
return name;
}
-static char *find_name_gnu(const char *line, char *def, int p_value)
+static char *find_name_gnu(const char *line, const char *def, int p_value)
{
struct strbuf name = STRBUF_INIT;
char *cp;
/*
* Proposed "new-style" GNU patch/diff format; see
- * http://marc.theaimsgroup.com/?l=git&m=112927316408690&w=2
+ * http://marc.info/?l=git&m=112927316408690&w=2
*/
if (unquote_c_style(&name, line, NULL)) {
strbuf_release(&name);
@@ -439,11 +493,7 @@ static char *find_name_gnu(const char *line, char *def, int p_value)
cp++;
}
- /* name can later be freed, so we need
- * to memmove, not just return cp
- */
strbuf_remove(&name, 0, cp - name.buf);
- free(def);
if (root)
strbuf_insert(&name, 0, root, root_len);
return squash_slash(strbuf_detach(&name, NULL));
@@ -608,8 +658,8 @@ static size_t diff_timestamp_len(const char *line, size_t len)
return line + len - end;
}
-static char *find_name_common(const char *line, char *def, int p_value,
- const char *end, int terminate)
+static char *find_name_common(const char *line, const char *def,
+ int p_value, const char *end, int terminate)
{
int len;
const char *start = NULL;
@@ -630,10 +680,10 @@ static char *find_name_common(const char *line, char *def, int p_value,
start = line;
}
if (!start)
- return squash_slash(def);
+ return squash_slash(xstrdup_or_null(def));
len = line - start;
if (!len)
- return squash_slash(def);
+ return squash_slash(xstrdup_or_null(def));
/*
* Generally we prefer the shorter name, especially
@@ -644,8 +694,7 @@ static char *find_name_common(const char *line, char *def, int p_value,
if (def) {
int deflen = strlen(def);
if (deflen < len && !strncmp(start, def, deflen))
- return squash_slash(def);
- free(def);
+ return squash_slash(xstrdup(def));
}
if (root) {
@@ -672,7 +721,7 @@ static char *find_name(const char *line, char *def, int p_value, int terminate)
static char *find_name_traditional(const char *line, char *def, int p_value)
{
- size_t len = strlen(line);
+ size_t len;
size_t date_len;
if (*line == '"') {
@@ -770,7 +819,7 @@ static int has_epoch_timestamp(const char *nameline)
if (!stamp) {
stamp = xmalloc(sizeof(*stamp));
if (regcomp(stamp, stamp_regexp, REG_EXTENDED)) {
- warning("Cannot prepare timestamp regexp %s",
+ warning(_("Cannot prepare timestamp regexp %s"),
stamp_regexp);
return 0;
}
@@ -779,7 +828,7 @@ static int has_epoch_timestamp(const char *nameline)
status = regexec(stamp, timestamp, ARRAY_SIZE(m), m, 0);
if (status) {
if (status != REG_NOMATCH)
- warning("regexec returned %d for input: %s",
+ warning(_("regexec returned %d for input: %s"),
status, timestamp);
return 0;
}
@@ -842,8 +891,10 @@ static void parse_traditional_patch(const char *first, const char *second, struc
name = find_name_traditional(first, NULL, p_value);
patch->old_name = name;
} else {
- name = find_name_traditional(first, NULL, p_value);
- name = find_name_traditional(second, name, p_value);
+ char *first_name;
+ first_name = find_name_traditional(first, NULL, p_value);
+ name = find_name_traditional(second, first_name, p_value);
+ free(first_name);
if (has_epoch_timestamp(first)) {
patch->is_new = 1;
patch->is_delete = 0;
@@ -853,11 +904,12 @@ static void parse_traditional_patch(const char *first, const char *second, struc
patch->is_delete = 1;
patch->old_name = name;
} else {
- patch->old_name = patch->new_name = name;
+ patch->old_name = name;
+ patch->new_name = xstrdup_or_null(name);
}
}
if (!name)
- die("unable to find filename in patch at line %d", linenr);
+ die(_("unable to find filename in patch at line %d"), linenr);
}
static int gitdiff_hdrend(const char *line, struct patch *patch)
@@ -874,7 +926,10 @@ static int gitdiff_hdrend(const char *line, struct patch *patch)
* their names against any previous information, just
* to make sure..
*/
-static char *gitdiff_verify_name(const char *line, int isnull, char *orig_name, const char *oldnew)
+#define DIFF_OLD_NAME 0
+#define DIFF_NEW_NAME 1
+
+static char *gitdiff_verify_name(const char *line, int isnull, char *orig_name, int side)
{
if (!orig_name && !isnull)
return find_name(line, NULL, p_value, TERM_TAB);
@@ -886,30 +941,40 @@ static char *gitdiff_verify_name(const char *line, int isnull, char *orig_name,
name = orig_name;
len = strlen(name);
if (isnull)
- die("git apply: bad git-diff - expected /dev/null, got %s on line %d", name, linenr);
+ die(_("git apply: bad git-diff - expected /dev/null, got %s on line %d"), name, linenr);
another = find_name(line, NULL, p_value, TERM_TAB);
if (!another || memcmp(another, name, len + 1))
- die("git apply: bad git-diff - inconsistent %s filename on line %d", oldnew, linenr);
+ die((side == DIFF_NEW_NAME) ?
+ _("git apply: bad git-diff - inconsistent new filename on line %d") :
+ _("git apply: bad git-diff - inconsistent old filename on line %d"), linenr);
free(another);
return orig_name;
}
else {
/* expect "/dev/null" */
if (memcmp("/dev/null", line, 9) || line[9] != '\n')
- die("git apply: bad git-diff - expected /dev/null on line %d", linenr);
+ die(_("git apply: bad git-diff - expected /dev/null on line %d"), linenr);
return NULL;
}
}
static int gitdiff_oldname(const char *line, struct patch *patch)
{
- patch->old_name = gitdiff_verify_name(line, patch->is_new, patch->old_name, "old");
+ char *orig = patch->old_name;
+ patch->old_name = gitdiff_verify_name(line, patch->is_new, patch->old_name,
+ DIFF_OLD_NAME);
+ if (orig != patch->old_name)
+ free(orig);
return 0;
}
static int gitdiff_newname(const char *line, struct patch *patch)
{
- patch->new_name = gitdiff_verify_name(line, patch->is_delete, patch->new_name, "new");
+ char *orig = patch->new_name;
+ patch->new_name = gitdiff_verify_name(line, patch->is_delete, patch->new_name,
+ DIFF_NEW_NAME);
+ if (orig != patch->new_name)
+ free(orig);
return 0;
}
@@ -928,20 +993,23 @@ static int gitdiff_newmode(const char *line, struct patch *patch)
static int gitdiff_delete(const char *line, struct patch *patch)
{
patch->is_delete = 1;
- patch->old_name = patch->def_name;
+ free(patch->old_name);
+ patch->old_name = xstrdup_or_null(patch->def_name);
return gitdiff_oldmode(line, patch);
}
static int gitdiff_newfile(const char *line, struct patch *patch)
{
patch->is_new = 1;
- patch->new_name = patch->def_name;
+ free(patch->new_name);
+ patch->new_name = xstrdup_or_null(patch->def_name);
return gitdiff_newmode(line, patch);
}
static int gitdiff_copysrc(const char *line, struct patch *patch)
{
patch->is_copy = 1;
+ free(patch->old_name);
patch->old_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0);
return 0;
}
@@ -949,6 +1017,7 @@ static int gitdiff_copysrc(const char *line, struct patch *patch)
static int gitdiff_copydst(const char *line, struct patch *patch)
{
patch->is_copy = 1;
+ free(patch->new_name);
patch->new_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0);
return 0;
}
@@ -956,6 +1025,7 @@ static int gitdiff_copydst(const char *line, struct patch *patch)
static int gitdiff_renamesrc(const char *line, struct patch *patch)
{
patch->is_rename = 1;
+ free(patch->old_name);
patch->old_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0);
return 0;
}
@@ -963,21 +1033,24 @@ static int gitdiff_renamesrc(const char *line, struct patch *patch)
static int gitdiff_renamedst(const char *line, struct patch *patch)
{
patch->is_rename = 1;
+ free(patch->new_name);
patch->new_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0);
return 0;
}
static int gitdiff_similarity(const char *line, struct patch *patch)
{
- if ((patch->score = strtoul(line, NULL, 10)) == ULONG_MAX)
- patch->score = 0;
+ unsigned long val = strtoul(line, NULL, 10);
+ if (val <= 100)
+ patch->score = val;
return 0;
}
static int gitdiff_dissimilarity(const char *line, struct patch *patch)
{
- if ((patch->score = strtoul(line, NULL, 10)) == ULONG_MAX)
- patch->score = 0;
+ unsigned long val = strtoul(line, NULL, 10);
+ if (val <= 100)
+ patch->score = val;
return 0;
}
@@ -999,7 +1072,7 @@ static int gitdiff_index(const char *line, struct patch *patch)
line = ptr + 2;
ptr = strchr(line, ' ');
- eol = strchr(line, '\n');
+ eol = strchrnul(line, '\n');
if (!ptr || eol < ptr)
ptr = eol;
@@ -1023,15 +1096,23 @@ static int gitdiff_unrecognized(const char *line, struct patch *patch)
return -1;
}
-static const char *stop_at_slash(const char *line, int llen)
+/*
+ * Skip p_value leading components from "line"; as we do not accept
+ * absolute paths, return NULL in that case.
+ */
+static const char *skip_tree_prefix(const char *line, int llen)
{
- int nslash = p_value;
+ int nslash;
int i;
+ if (!p_value)
+ return (llen && line[0] == '/') ? NULL : line;
+
+ nslash = p_value;
for (i = 0; i < llen; i++) {
int ch = line[i];
if (ch == '/' && --nslash <= 0)
- return &line[i];
+ return (i == 0) ? NULL : &line[i + 1];
}
return NULL;
}
@@ -1044,7 +1125,7 @@ static const char *stop_at_slash(const char *line, int llen)
* creation or deletion of an empty file. In any of these cases,
* both sides are the same name under a/ and b/ respectively.
*/
-static char *git_header_name(char *line, int llen)
+static char *git_header_name(const char *line, int llen)
{
const char *name;
const char *second = NULL;
@@ -1061,12 +1142,11 @@ static char *git_header_name(char *line, int llen)
if (unquote_c_style(&first, line, &second))
goto free_and_fail1;
- /* advance to the first slash */
- cp = stop_at_slash(first.buf, first.len);
- /* we do not accept absolute paths */
- if (!cp || cp == first.buf)
+ /* strip the a/b prefix including trailing slash */
+ cp = skip_tree_prefix(first.buf, first.len);
+ if (!cp)
goto free_and_fail1;
- strbuf_remove(&first, 0, cp + 1 - first.buf);
+ strbuf_remove(&first, 0, cp - first.buf);
/*
* second points at one past closing dq of name.
@@ -1080,22 +1160,21 @@ static char *git_header_name(char *line, int llen)
if (*second == '"') {
if (unquote_c_style(&sp, second, NULL))
goto free_and_fail1;
- cp = stop_at_slash(sp.buf, sp.len);
- if (!cp || cp == sp.buf)
+ cp = skip_tree_prefix(sp.buf, sp.len);
+ if (!cp)
goto free_and_fail1;
/* They must match, otherwise ignore */
- if (strcmp(cp + 1, first.buf))
+ if (strcmp(cp, first.buf))
goto free_and_fail1;
strbuf_release(&sp);
return strbuf_detach(&first, NULL);
}
/* unquoted second */
- cp = stop_at_slash(second, line + llen - second);
- if (!cp || cp == second)
+ cp = skip_tree_prefix(second, line + llen - second);
+ if (!cp)
goto free_and_fail1;
- cp++;
- if (line + llen - cp != first.len + 1 ||
+ if (line + llen - cp != first.len ||
memcmp(first.buf, cp, first.len))
goto free_and_fail1;
return strbuf_detach(&first, NULL);
@@ -1107,10 +1186,9 @@ static char *git_header_name(char *line, int llen)
}
/* unquoted first name */
- name = stop_at_slash(line, llen);
- if (!name || name == line)
+ name = skip_tree_prefix(line, llen);
+ if (!name)
return NULL;
- name++;
/*
* since the first name is unquoted, a dq if exists must be
@@ -1124,10 +1202,9 @@ static char *git_header_name(char *line, int llen)
if (unquote_c_style(&sp, second, NULL))
goto free_and_fail2;
- np = stop_at_slash(sp.buf, sp.len);
- if (!np || np == sp.buf)
+ np = skip_tree_prefix(sp.buf, sp.len);
+ if (!np)
goto free_and_fail2;
- np++;
len = sp.buf + sp.len - np;
if (len < second - name &&
@@ -1159,19 +1236,33 @@ static char *git_header_name(char *line, int llen)
case '\n':
return NULL;
case '\t': case ' ':
- second = stop_at_slash(name + len, line_len - len);
+ /*
+ * Is this the separator between the preimage
+ * and the postimage pathname? Again, we are
+ * only interested in the case where there is
+ * no rename, as this is only to set def_name
+ * and a rename patch has the names elsewhere
+ * in an unambiguous form.
+ */
+ if (!name[len + 1])
+ return NULL; /* no postimage name */
+ second = skip_tree_prefix(name + len + 1,
+ line_len - (len + 1));
if (!second)
return NULL;
- second++;
- if (second[len] == '\n' && !strncmp(name, second, len)) {
+ /*
+ * Does len bytes starting at "name" and "second"
+ * (that are separated by one HT or SP we just
+ * found) exactly match?
+ */
+ if (second[len] == '\n' && !strncmp(name, second, len))
return xmemdupz(name, len);
- }
}
}
}
/* Verify that we recognize the lines following a git header */
-static int parse_git_header(char *line, int len, unsigned int size, struct patch *patch)
+static int parse_git_header(const char *line, int len, unsigned int size, struct patch *patch)
{
unsigned long offset;
@@ -1187,9 +1278,7 @@ static int parse_git_header(char *line, int len, unsigned int size, struct patch
*/
patch->def_name = git_header_name(line, len);
if (patch->def_name && root) {
- char *s = xmalloc(root_len + strlen(patch->def_name) + 1);
- strcpy(s, root);
- strcpy(s + root_len, patch->def_name);
+ char *s = xstrfmt("%s%s", root, patch->def_name);
free(patch->def_name);
patch->def_name = s;
}
@@ -1287,7 +1376,7 @@ static int parse_range(const char *line, int len, int offset, const char *expect
return offset + ex;
}
-static void recount_diff(char *line, int size, struct fragment *fragment)
+static void recount_diff(const char *line, int size, struct fragment *fragment)
{
int oldlines = 0, newlines = 0, ret = 0;
@@ -1317,17 +1406,17 @@ static void recount_diff(char *line, int size, struct fragment *fragment)
case '\\':
continue;
case '@':
- ret = size < 3 || prefixcmp(line, "@@ ");
+ ret = size < 3 || !starts_with(line, "@@ ");
break;
case 'd':
- ret = size < 5 || prefixcmp(line, "diff ");
+ ret = size < 5 || !starts_with(line, "diff ");
break;
default:
ret = -1;
break;
}
if (ret) {
- warning("recount: unexpected line: %.*s",
+ warning(_("recount: unexpected line: %.*s"),
(int)linelen(line, size), line);
return;
}
@@ -1341,7 +1430,7 @@ static void recount_diff(char *line, int size, struct fragment *fragment)
* Parse a unified diff fragment header of the
* form "@@ -a,b +c,d @@"
*/
-static int parse_fragment_header(char *line, int len, struct fragment *fragment)
+static int parse_fragment_header(const char *line, int len, struct fragment *fragment)
{
int offset;
@@ -1355,7 +1444,7 @@ static int parse_fragment_header(char *line, int len, struct fragment *fragment)
return offset;
}
-static int find_header(char *line, unsigned long size, int *hdrsize, struct patch *patch)
+static int find_header(const char *line, unsigned long size, int *hdrsize, struct patch *patch)
{
unsigned long offset, len;
@@ -1384,7 +1473,7 @@ static int find_header(char *line, unsigned long size, int *hdrsize, struct patc
struct fragment dummy;
if (parse_fragment_header(line, len, &dummy) < 0)
continue;
- die("patch fragment without header at line %d: %.*s",
+ die(_("patch fragment without header at line %d: %.*s"),
linenr, (int)len-1, line);
}
@@ -1401,9 +1490,14 @@ static int find_header(char *line, unsigned long size, int *hdrsize, struct patc
continue;
if (!patch->old_name && !patch->new_name) {
if (!patch->def_name)
- die("git diff header lacks filename information when removing "
- "%d leading pathname components (line %d)" , p_value, linenr);
- patch->old_name = patch->new_name = patch->def_name;
+ die(Q_("git diff header lacks filename information when removing "
+ "%d leading pathname component (line %d)",
+ "git diff header lacks filename information when removing "
+ "%d leading pathname components (line %d)",
+ p_value),
+ p_value, linenr);
+ patch->old_name = xstrdup(patch->def_name);
+ patch->new_name = xstrdup(patch->def_name);
}
if (!patch->is_delete && !patch->new_name)
die("git diff header lacks filename information "
@@ -1466,7 +1560,7 @@ static void check_whitespace(const char *line, int len, unsigned ws_rule)
* between a "---" that is part of a patch, and a "---" that starts
* the next patch is to look at the line counts..
*/
-static int parse_fragment(char *line, unsigned long size,
+static int parse_fragment(const char *line, unsigned long size,
struct patch *patch, struct fragment *fragment)
{
int added, deleted;
@@ -1507,6 +1601,9 @@ static int parse_fragment(char *line, unsigned long size,
if (!deleted && !added)
leading++;
trailing++;
+ if (!apply_in_reverse &&
+ ws_error_action == correct_ws_error)
+ check_whitespace(line, len, patch->ws_rule);
break;
case '-':
if (apply_in_reverse &&
@@ -1541,6 +1638,9 @@ static int parse_fragment(char *line, unsigned long size,
}
if (oldlines || newlines)
return -1;
+ if (!deleted && !added)
+ return -1;
+
fragment->leading = leading;
fragment->trailing = trailing;
@@ -1556,13 +1656,21 @@ static int parse_fragment(char *line, unsigned long size,
patch->lines_deleted += deleted;
if (0 < patch->is_new && oldlines)
- return error("new file depends on old contents");
+ return error(_("new file depends on old contents"));
if (0 < patch->is_delete && newlines)
- return error("deleted file still has contents");
+ return error(_("deleted file still has contents"));
return offset;
}
-static int parse_single_patch(char *line, unsigned long size, struct patch *patch)
+/*
+ * We have seen "diff --git a/... b/..." header (or a traditional patch
+ * header). Read hunks that belong to this patch into fragments and hang
+ * them to the given patch structure.
+ *
+ * The (fragment->patch, fragment->size) pair points into the memory given
+ * by the caller, not a copy, when we return.
+ */
+static int parse_single_patch(const char *line, unsigned long size, struct patch *patch)
{
unsigned long offset = 0;
unsigned long oldlines = 0, newlines = 0, context = 0;
@@ -1576,7 +1684,7 @@ static int parse_single_patch(char *line, unsigned long size, struct patch *patc
fragment->linenr = linenr;
len = parse_fragment(line, size, patch, fragment);
if (len <= 0)
- die("corrupt patch at line %d", linenr);
+ die(_("corrupt patch at line %d"), linenr);
fragment->patch = line;
fragment->size = len;
oldlines += fragment->oldlines;
@@ -1612,12 +1720,14 @@ static int parse_single_patch(char *line, unsigned long size, struct patch *patc
patch->is_delete = 0;
if (0 < patch->is_new && oldlines)
- die("new file %s depends on old contents", patch->new_name);
+ die(_("new file %s depends on old contents"), patch->new_name);
if (0 < patch->is_delete && newlines)
- die("deleted file %s still has contents", patch->old_name);
+ die(_("deleted file %s still has contents"), patch->old_name);
if (!patch->is_delete && !newlines && context)
- fprintf(stderr, "** warning: file %s becomes empty but "
- "is not deleted\n", patch->new_name);
+ fprintf_ln(stderr,
+ _("** warning: "
+ "file %s becomes empty but is not deleted"),
+ patch->new_name);
return offset;
}
@@ -1655,6 +1765,11 @@ static char *inflate_it(const void *data, unsigned long size,
return out;
}
+/*
+ * Read a binary hunk and return a new fragment; fragment->patch
+ * points at an allocated memory that the caller must free, so
+ * it is marked as "->free_patch = 1".
+ */
static struct fragment *parse_binary_hunk(char **buf_p,
unsigned long *sz_p,
int *status_p,
@@ -1686,11 +1801,11 @@ static struct fragment *parse_binary_hunk(char **buf_p,
*status_p = 0;
- if (!prefixcmp(buffer, "delta ")) {
+ if (starts_with(buffer, "delta ")) {
patch_method = BINARY_DELTA_DEFLATED;
origlen = strtoul(buffer + 6, NULL, 10);
}
- else if (!prefixcmp(buffer, "literal ")) {
+ else if (starts_with(buffer, "literal ")) {
patch_method = BINARY_LITERAL_DEFLATED;
origlen = strtoul(buffer + 8, NULL, 10);
}
@@ -1742,6 +1857,7 @@ static struct fragment *parse_binary_hunk(char **buf_p,
frag = xcalloc(1, sizeof(*frag));
frag->patch = inflate_it(data, hunk_size, origlen);
+ frag->free_patch = 1;
if (!frag->patch)
goto corrupt;
free(data);
@@ -1755,7 +1871,7 @@ static struct fragment *parse_binary_hunk(char **buf_p,
corrupt:
free(data);
*status_p = -1;
- error("corrupt binary patch at line %d: %.*s",
+ error(_("corrupt binary patch at line %d: %.*s"),
linenr-1, llen-1, buffer);
return NULL;
}
@@ -1784,7 +1900,7 @@ static int parse_binary(char *buffer, unsigned long size, struct patch *patch)
forward = parse_binary_hunk(&buffer, &size, &status, &used);
if (!forward && !status)
/* there has to be one hunk (forward hunk) */
- return error("unrecognized binary patch at line %d", linenr-1);
+ return error(_("unrecognized binary patch at line %d"), linenr-1);
if (status)
/* otherwise we already gave an error message */
return status;
@@ -1807,6 +1923,73 @@ static int parse_binary(char *buffer, unsigned long size, struct patch *patch)
return used;
}
+static void prefix_one(char **name)
+{
+ char *old_name = *name;
+ if (!old_name)
+ return;
+ *name = xstrdup(prefix_filename(prefix, prefix_length, *name));
+ free(old_name);
+}
+
+static void prefix_patch(struct patch *p)
+{
+ if (!prefix || p->is_toplevel_relative)
+ return;
+ prefix_one(&p->new_name);
+ prefix_one(&p->old_name);
+}
+
+/*
+ * include/exclude
+ */
+
+static struct string_list limit_by_name;
+static int has_include;
+static void add_name_limit(const char *name, int exclude)
+{
+ struct string_list_item *it;
+
+ it = string_list_append(&limit_by_name, name);
+ it->util = exclude ? NULL : (void *) 1;
+}
+
+static int use_patch(struct patch *p)
+{
+ const char *pathname = p->new_name ? p->new_name : p->old_name;
+ int i;
+
+ /* Paths outside are not touched regardless of "--include" */
+ if (0 < prefix_length) {
+ int pathlen = strlen(pathname);
+ if (pathlen <= prefix_length ||
+ memcmp(prefix, pathname, prefix_length))
+ return 0;
+ }
+
+ /* See if it matches any of exclude/include rule */
+ for (i = 0; i < limit_by_name.nr; i++) {
+ struct string_list_item *it = &limit_by_name.items[i];
+ if (!wildmatch(it->string, pathname, 0, NULL))
+ return (it->util != NULL);
+ }
+
+ /*
+ * If we had any include, a path that does not match any rule is
+ * not used. Otherwise, we saw bunch of exclude rules (or none)
+ * and such a path is used.
+ */
+ return !has_include;
+}
+
+
+/*
+ * Read the patch text in "buffer" that extends for "size" bytes; stop
+ * reading after seeing a single patch (i.e. changes to a single file).
+ * Create fragments (i.e. patch hunks) and hang them to the given patch.
+ * Return the number of bytes consumed, so that the caller can call us
+ * again for the next patch.
+ */
static int parse_chunk(char *buffer, unsigned long size, struct patch *patch)
{
int hdrsize, patchsize;
@@ -1815,21 +1998,20 @@ static int parse_chunk(char *buffer, unsigned long size, struct patch *patch)
if (offset < 0)
return offset;
- patch->ws_rule = whitespace_rule(patch->new_name
- ? patch->new_name
- : patch->old_name);
+ prefix_patch(patch);
+
+ if (!use_patch(patch))
+ patch->ws_rule = 0;
+ else
+ patch->ws_rule = whitespace_rule(patch->new_name
+ ? patch->new_name
+ : patch->old_name);
patchsize = parse_single_patch(buffer + offset + hdrsize,
size - offset - hdrsize, patch);
if (!patchsize) {
- static const char *binhdr[] = {
- "Binary files ",
- "Files ",
- NULL,
- };
static const char git_binary[] = "GIT binary patch\n";
- int i;
int hd = hdrsize + offset;
unsigned long llen = linelen(buffer + hd, size - hd);
@@ -1845,6 +2027,12 @@ static int parse_chunk(char *buffer, unsigned long size, struct patch *patch)
patchsize = 0;
}
else if (!memcmp(" differ\n", buffer + hd + llen - 8, 8)) {
+ static const char *binhdr[] = {
+ "Binary files ",
+ "Files ",
+ NULL,
+ };
+ int i;
for (i = 0; binhdr[i]; i++) {
int len = strlen(binhdr[i]);
if (len < size - hd &&
@@ -1863,7 +2051,7 @@ static int parse_chunk(char *buffer, unsigned long size, struct patch *patch)
*/
if ((apply || check) &&
(!patch->is_binary && !metadata_changes(patch)))
- die("patch with only garbage at line %d", linenr);
+ die(_("patch with only garbage at line %d"), linenr);
}
return offset + hdrsize + patchsize;
@@ -1953,11 +2141,11 @@ static int read_old_data(struct stat *st, const char *path, struct strbuf *buf)
switch (st->st_mode & S_IFMT) {
case S_IFLNK:
if (strbuf_readlink(buf, path, st->st_size) < 0)
- return error("unable to read symlink %s", path);
+ return error(_("unable to read symlink %s"), path);
return 0;
case S_IFREG:
if (strbuf_read_file(buf, path, st->st_size) != st->st_size)
- return error("unable to open or read %s", path);
+ return error(_("unable to open or read %s"), path);
convert_to_git(path, buf->buf, buf->len, buf, 0);
return 0;
default:
@@ -1977,7 +2165,7 @@ static void update_pre_post_images(struct image *preimage,
char *buf,
size_t len, size_t postlen)
{
- int i, ctx;
+ int i, ctx, reduced;
char *new, *old, *fixed;
struct image fixed_preimage;
@@ -1987,18 +2175,20 @@ static void update_pre_post_images(struct image *preimage,
* free "oldlines".
*/
prepare_image(&fixed_preimage, buf, len, 1);
- assert(fixed_preimage.nr == preimage->nr);
- for (i = 0; i < preimage->nr; i++)
+ assert(postlen
+ ? fixed_preimage.nr == preimage->nr
+ : fixed_preimage.nr <= preimage->nr);
+ for (i = 0; i < fixed_preimage.nr; i++)
fixed_preimage.line[i].flag = preimage->line[i].flag;
free(preimage->line_allocated);
*preimage = fixed_preimage;
/*
* Adjust the common context lines in postimage. This can be
- * done in-place when we are just doing whitespace fixing,
- * which does not make the string grow, but needs a new buffer
- * when ignoring whitespace causes the update, since in this case
- * we could have e.g. tabs converted to multiple spaces.
+ * done in-place when we are shrinking it with whitespace
+ * fixing, but needs a new buffer when ignoring whitespace or
+ * expanding leading tabs to spaces.
+ *
* We trust the caller to tell us if the update can be done
* in place (postlen==0) or not.
*/
@@ -2008,7 +2198,8 @@ static void update_pre_post_images(struct image *preimage,
else
new = old;
fixed = preimage->buf;
- for (i = ctx = 0; i < postimage->nr; i++) {
+
+ for (i = reduced = ctx = 0; i < postimage->nr; i++) {
size_t len = postimage->line[i].len;
if (!(postimage->line[i].flag & LINE_COMMON)) {
/* an added line -- no counterparts in preimage */
@@ -2027,8 +2218,15 @@ static void update_pre_post_images(struct image *preimage,
fixed += preimage->line[ctx].len;
ctx++;
}
- if (preimage->nr <= ctx)
- die("oops");
+
+ /*
+ * preimage is expected to run out, if the caller
+ * fixed addition of trailing blank lines.
+ */
+ if (preimage->nr <= ctx) {
+ reduced++;
+ continue;
+ }
/* and copy it in, while fixing the line length */
len = preimage->line[ctx].len;
@@ -2039,8 +2237,15 @@ static void update_pre_post_images(struct image *preimage,
ctx++;
}
+ if (postlen
+ ? postlen < new - postimage->buf
+ : postimage->len < new - postimage->buf)
+ die("BUG: caller miscounted postlen: asked %d, orig = %d, used = %d",
+ (int)postlen, (int) postimage->len, (int)(new - postimage->buf));
+
/* Fix the length of the whole thing */
postimage->len = new - postimage->buf;
+ postimage->nr -= reduced;
}
static int match_fragment(struct image *img,
@@ -2054,7 +2259,7 @@ static int match_fragment(struct image *img,
int i;
char *fixed_buf, *buf, *orig, *target;
struct strbuf fixed;
- size_t fixed_len;
+ size_t fixed_len, postlen;
int preimage_limit;
if (preimage->nr + try_lno <= img->nr) {
@@ -2193,10 +2398,27 @@ static int match_fragment(struct image *img,
/*
* The hunk does not apply byte-by-byte, but the hash says
- * it might with whitespace fuzz. We haven't been asked to
+ * it might with whitespace fuzz. We weren't asked to
* ignore whitespace, we were asked to correct whitespace
* errors, so let's try matching after whitespace correction.
*
+ * While checking the preimage against the target, whitespace
+ * errors in both fixed, we count how large the corresponding
+ * postimage needs to be. The postimage prepared by
+ * apply_one_fragment() has whitespace errors fixed on added
+ * lines already, but the common lines were propagated as-is,
+ * which may become longer when their whitespace errors are
+ * fixed.
+ */
+
+ /* First count added lines in postimage */
+ postlen = 0;
+ for (i = 0; i < postimage->nr; i++) {
+ if (!(postimage->line[i].flag & LINE_COMMON))
+ postlen += postimage->line[i].len;
+ }
+
+ /*
* The preimage may extend beyond the end of the file,
* but in this loop we will only handle the part of the
* preimage that falls within the file.
@@ -2232,6 +2454,10 @@ static int match_fragment(struct image *img,
!memcmp(tgtfix.buf, fixed.buf + fixstart,
fixed.len - fixstart));
+ /* Add the length if this is common with the postimage */
+ if (preimage->line[i].flag & LINE_COMMON)
+ postlen += tgtfix.len;
+
strbuf_release(&tgtfix);
if (!match)
goto unmatch_exit;
@@ -2268,8 +2494,10 @@ static int match_fragment(struct image *img,
* hunk match. Update the context lines in the postimage.
*/
fixed_buf = strbuf_detach(&fixed, &fixed_len);
+ if (postlen < postimage->len)
+ postlen = 0;
update_pre_post_images(preimage, postimage,
- fixed_buf, fixed_len, 0);
+ fixed_buf, fixed_len, postlen);
return 1;
unmatch_exit:
@@ -2367,6 +2595,11 @@ static void remove_last_line(struct image *img)
img->len -= img->line[--img->nr].len;
}
+/*
+ * The change from "preimage" and "postimage" has been found to
+ * apply at applied_pos (counts in line numbers) in "img".
+ * Update "img" to remove "preimage" and replace it with "postimage".
+ */
static void update_image(struct image *img,
int applied_pos,
struct image *preimage,
@@ -2421,7 +2654,7 @@ static void update_image(struct image *img,
* NOTE: this knows that we never call remove_first_line()
* on anything other than pre/post image.
*/
- img->line = xrealloc(img->line, nr * sizeof(*img->line));
+ REALLOC_ARRAY(img->line, nr);
img->line_allocated = img->line;
}
if (preimage_limit != postimage->nr)
@@ -2438,6 +2671,11 @@ static void update_image(struct image *img,
img->nr = nr;
}
+/*
+ * Use the patch-hunk text in "frag" to prepare two images (preimage and
+ * postimage) for the hunk. Find lines that match "preimage" in "img" and
+ * replace the part of "img" with "postimage" text.
+ */
static int apply_one_fragment(struct image *img, struct fragment *frag,
int inaccurate_eof, unsigned ws_rule,
int nth_fragment)
@@ -2540,8 +2778,9 @@ static int apply_one_fragment(struct image *img, struct fragment *frag,
break;
default:
if (apply_verbosely)
- error("invalid start of line: '%c'", first);
- return -1;
+ error(_("invalid start of line: '%c'"), first);
+ applied_pos = -1;
+ goto out;
}
if (added_blank_line) {
if (!new_blank_lines_at_end)
@@ -2657,9 +2896,11 @@ static int apply_one_fragment(struct image *img, struct fragment *frag,
int offset = applied_pos - pos;
if (apply_in_reverse)
offset = 0 - offset;
- fprintf(stderr,
- "Hunk #%d succeeded at %d (offset %d lines).\n",
- nth_fragment, applied_pos + 1, offset);
+ fprintf_ln(stderr,
+ Q_("Hunk #%d succeeded at %d (offset %d line).",
+ "Hunk #%d succeeded at %d (offset %d lines).",
+ offset),
+ nth_fragment, applied_pos + 1, offset);
}
/*
@@ -2668,16 +2909,17 @@ static int apply_one_fragment(struct image *img, struct fragment *frag,
*/
if ((leading != frag->leading) ||
(trailing != frag->trailing))
- fprintf(stderr, "Context reduced to (%ld/%ld)"
- " to apply fragment at %d\n",
- leading, trailing, applied_pos+1);
+ fprintf_ln(stderr, _("Context reduced to (%ld/%ld)"
+ " to apply fragment at %d"),
+ leading, trailing, applied_pos+1);
update_image(img, applied_pos, &preimage, &postimage);
} else {
if (apply_verbosely)
- error("while searching for:\n%.*s",
+ error(_("while searching for:\n%.*s"),
(int)(old - oldlines), oldlines);
}
+out:
free(oldlines);
strbuf_release(&newlines);
free(preimage.line_allocated);
@@ -2693,7 +2935,7 @@ static int apply_binary_fragment(struct image *img, struct patch *patch)
void *dst;
if (!fragment)
- return error("missing binary patch data for '%s'",
+ return error(_("missing binary patch data for '%s'"),
patch->new_name ?
patch->new_name :
patch->old_name);
@@ -2720,14 +2962,18 @@ static int apply_binary_fragment(struct image *img, struct patch *patch)
case BINARY_LITERAL_DEFLATED:
clear_image(img);
img->len = fragment->size;
- img->buf = xmalloc(img->len+1);
- memcpy(img->buf, fragment->patch, img->len);
- img->buf[img->len] = '\0';
+ img->buf = xmemdupz(fragment->patch, img->len);
return 0;
}
return -1;
}
+/*
+ * Replace "img" with the result of applying the binary patch.
+ * The binary patch data itself in patch->fragment is still kept
+ * but the preimage prepared by the caller in "img" is freed here
+ * or in the helper function apply_binary_fragment() this calls.
+ */
static int apply_binary(struct image *img, struct patch *patch)
{
const char *name = patch->old_name ? patch->old_name : patch->new_name;
@@ -2790,13 +3036,13 @@ static int apply_binary(struct image *img, struct patch *patch)
* in the patch->fragments->{patch,size}.
*/
if (apply_binary_fragment(img, patch))
- return error("binary patch does not apply to '%s'",
+ return error(_("binary patch does not apply to '%s'"),
name);
/* verify that the result matches */
hash_sha1_file(img->buf, img->len, blob_type, sha1);
if (strcmp(sha1_to_hex(sha1), patch->new_sha1_prefix))
- return error("binary patch to '%s' creates incorrect result (expecting %s, got %s)",
+ return error(_("binary patch to '%s' creates incorrect result (expecting %s, got %s)"),
name, patch->new_sha1_prefix, sha1_to_hex(sha1));
}
@@ -2817,7 +3063,7 @@ static int apply_fragments(struct image *img, struct patch *patch)
while (frag) {
nth++;
if (apply_one_fragment(img, frag, inaccurate_eof, ws_rule, nth)) {
- error("patch failed: %s:%ld", name, frag->oldpos);
+ error(_("patch failed: %s:%ld"), name, frag->oldpos);
if (!apply_with_reject)
return -1;
frag->rejected = 1;
@@ -2827,20 +3073,17 @@ static int apply_fragments(struct image *img, struct patch *patch)
return 0;
}
-static int read_file_or_gitlink(struct cache_entry *ce, struct strbuf *buf)
+static int read_blob_object(struct strbuf *buf, const unsigned char *sha1, unsigned mode)
{
- if (!ce)
- return 0;
-
- if (S_ISGITLINK(ce->ce_mode)) {
+ if (S_ISGITLINK(mode)) {
strbuf_grow(buf, 100);
- strbuf_addf(buf, "Subproject commit %s\n", sha1_to_hex(ce->sha1));
+ strbuf_addf(buf, "Subproject commit %s\n", sha1_to_hex(sha1));
} else {
enum object_type type;
unsigned long sz;
char *result;
- result = read_sha1_file(ce->sha1, &type, &sz);
+ result = read_sha1_file(sha1, &type, &sz);
if (!result)
return -1;
/* XXX read_sha1_file NUL-terminates */
@@ -2849,6 +3092,13 @@ static int read_file_or_gitlink(struct cache_entry *ce, struct strbuf *buf)
return 0;
}
+static int read_file_or_gitlink(const struct cache_entry *ce, struct strbuf *buf)
+{
+ if (!ce)
+ return 0;
+ return read_blob_object(buf, ce->sha1, ce->ce_mode);
+}
+
static struct patch *in_fn_table(const char *name)
{
struct string_list_item *item;
@@ -2867,9 +3117,15 @@ static struct patch *in_fn_table(const char *name)
* item->util in the filename table records the status of the path.
* Usually it points at a patch (whose result records the contents
* of it after applying it), but it could be PATH_WAS_DELETED for a
- * path that a previously applied patch has already removed.
+ * path that a previously applied patch has already removed, or
+ * PATH_TO_BE_DELETED for a path that a later patch would remove.
+ *
+ * The latter is needed to deal with a case where two paths A and B
+ * are swapped by first renaming A to B and then renaming B to A;
+ * moving A to B should not be prevented due to presence of B as we
+ * will remove it in a later patch.
*/
- #define PATH_TO_BE_DELETED ((struct patch *) -2)
+#define PATH_TO_BE_DELETED ((struct patch *) -2)
#define PATH_WAS_DELETED ((struct patch *) -1)
static int to_be_deleted(struct patch *patch)
@@ -2921,152 +3177,351 @@ static void prepare_fn_table(struct patch *patch)
}
}
-static int apply_data(struct patch *patch, struct stat *st, struct cache_entry *ce)
+static int checkout_target(struct index_state *istate,
+ struct cache_entry *ce, struct stat *st)
+{
+ struct checkout costate;
+
+ memset(&costate, 0, sizeof(costate));
+ costate.base_dir = "";
+ costate.refresh_cache = 1;
+ costate.istate = istate;
+ if (checkout_entry(ce, &costate, NULL) || lstat(ce->name, st))
+ return error(_("cannot checkout %s"), ce->name);
+ return 0;
+}
+
+static struct patch *previous_patch(struct patch *patch, int *gone)
+{
+ struct patch *previous;
+
+ *gone = 0;
+ if (patch->is_copy || patch->is_rename)
+ return NULL; /* "git" patches do not depend on the order */
+
+ previous = in_fn_table(patch->old_name);
+ if (!previous)
+ return NULL;
+
+ if (to_be_deleted(previous))
+ return NULL; /* the deletion hasn't happened yet */
+
+ if (was_deleted(previous))
+ *gone = 1;
+
+ return previous;
+}
+
+static int verify_index_match(const struct cache_entry *ce, struct stat *st)
+{
+ if (S_ISGITLINK(ce->ce_mode)) {
+ if (!S_ISDIR(st->st_mode))
+ return -1;
+ return 0;
+ }
+ return ce_match_stat(ce, st, CE_MATCH_IGNORE_VALID|CE_MATCH_IGNORE_SKIP_WORKTREE);
+}
+
+#define SUBMODULE_PATCH_WITHOUT_INDEX 1
+
+static int load_patch_target(struct strbuf *buf,
+ const struct cache_entry *ce,
+ struct stat *st,
+ const char *name,
+ unsigned expected_mode)
+{
+ if (cached || check_index) {
+ if (read_file_or_gitlink(ce, buf))
+ return error(_("read of %s failed"), name);
+ } else if (name) {
+ if (S_ISGITLINK(expected_mode)) {
+ if (ce)
+ return read_file_or_gitlink(ce, buf);
+ else
+ return SUBMODULE_PATCH_WITHOUT_INDEX;
+ } else if (has_symlink_leading_path(name, strlen(name))) {
+ return error(_("reading from '%s' beyond a symbolic link"), name);
+ } else {
+ if (read_old_data(st, name, buf))
+ return error(_("read of %s failed"), name);
+ }
+ }
+ return 0;
+}
+
+/*
+ * We are about to apply "patch"; populate the "image" with the
+ * current version we have, from the working tree or from the index,
+ * depending on the situation e.g. --cached/--index. If we are
+ * applying a non-git patch that incrementally updates the tree,
+ * we read from the result of a previous diff.
+ */
+static int load_preimage(struct image *image,
+ struct patch *patch, struct stat *st,
+ const struct cache_entry *ce)
{
struct strbuf buf = STRBUF_INIT;
- struct image image;
size_t len;
char *img;
- struct patch *tpatch;
+ struct patch *previous;
+ int status;
- if (!(patch->is_copy || patch->is_rename) &&
- (tpatch = in_fn_table(patch->old_name)) != NULL && !to_be_deleted(tpatch)) {
- if (was_deleted(tpatch)) {
- return error("patch %s has been renamed/deleted",
- patch->old_name);
- }
- /* We have a patched copy in memory use that */
- strbuf_add(&buf, tpatch->result, tpatch->resultsize);
- } else if (cached) {
- if (read_file_or_gitlink(ce, &buf))
- return error("read of %s failed", patch->old_name);
- } else if (patch->old_name) {
- if (S_ISGITLINK(patch->old_mode)) {
- if (ce) {
- read_file_or_gitlink(ce, &buf);
- } else {
- /*
- * There is no way to apply subproject
- * patch without looking at the index.
- */
- patch->fragments = NULL;
- }
- } else {
- if (read_old_data(st, patch->old_name, &buf))
- return error("read of %s failed", patch->old_name);
+ previous = previous_patch(patch, &status);
+ if (status)
+ return error(_("path %s has been renamed/deleted"),
+ patch->old_name);
+ if (previous) {
+ /* We have a patched copy in memory; use that. */
+ strbuf_add(&buf, previous->result, previous->resultsize);
+ } else {
+ status = load_patch_target(&buf, ce, st,
+ patch->old_name, patch->old_mode);
+ if (status < 0)
+ return status;
+ else if (status == SUBMODULE_PATCH_WITHOUT_INDEX) {
+ /*
+ * There is no way to apply subproject
+ * patch without looking at the index.
+ * NEEDSWORK: shouldn't this be flagged
+ * as an error???
+ */
+ free_fragment_list(patch->fragments);
+ patch->fragments = NULL;
+ } else if (status) {
+ return error(_("read of %s failed"), patch->old_name);
}
}
img = strbuf_detach(&buf, &len);
- prepare_image(&image, img, len, !patch->is_binary);
+ prepare_image(image, img, len, !patch->is_binary);
+ return 0;
+}
- if (apply_fragments(&image, patch) < 0)
- return -1; /* note with --reject this succeeds. */
- patch->result = image.buf;
- patch->resultsize = image.len;
- add_to_fn_table(patch);
- free(image.line_allocated);
+static int three_way_merge(struct image *image,
+ char *path,
+ const unsigned char *base,
+ const unsigned char *ours,
+ const unsigned char *theirs)
+{
+ mmfile_t base_file, our_file, their_file;
+ mmbuffer_t result = { NULL };
+ int status;
- if (0 < patch->is_delete && patch->resultsize)
- return error("removal patch leaves file contents");
+ read_mmblob(&base_file, base);
+ read_mmblob(&our_file, ours);
+ read_mmblob(&their_file, theirs);
+ status = ll_merge(&result, path,
+ &base_file, "base",
+ &our_file, "ours",
+ &their_file, "theirs", NULL);
+ free(base_file.ptr);
+ free(our_file.ptr);
+ free(their_file.ptr);
+ if (status < 0 || !result.ptr) {
+ free(result.ptr);
+ return -1;
+ }
+ clear_image(image);
+ image->buf = result.ptr;
+ image->len = result.size;
+
+ return status;
+}
+
+/*
+ * When directly falling back to add/add three-way merge, we read from
+ * the current contents of the new_name. In no cases other than that
+ * this function will be called.
+ */
+static int load_current(struct image *image, struct patch *patch)
+{
+ struct strbuf buf = STRBUF_INIT;
+ int status, pos;
+ size_t len;
+ char *img;
+ struct stat st;
+ struct cache_entry *ce;
+ char *name = patch->new_name;
+ unsigned mode = patch->new_mode;
+ if (!patch->is_new)
+ die("BUG: patch to %s is not a creation", patch->old_name);
+
+ pos = cache_name_pos(name, strlen(name));
+ if (pos < 0)
+ return error(_("%s: does not exist in index"), name);
+ ce = active_cache[pos];
+ if (lstat(name, &st)) {
+ if (errno != ENOENT)
+ return error(_("%s: %s"), name, strerror(errno));
+ if (checkout_target(&the_index, ce, &st))
+ return -1;
+ }
+ if (verify_index_match(ce, &st))
+ return error(_("%s: does not match index"), name);
+
+ status = load_patch_target(&buf, ce, &st, name, mode);
+ if (status < 0)
+ return status;
+ else if (status)
+ return -1;
+ img = strbuf_detach(&buf, &len);
+ prepare_image(image, img, len, !patch->is_binary);
return 0;
}
-static int check_to_create_blob(const char *new_name, int ok_if_exists)
+static int try_threeway(struct image *image, struct patch *patch,
+ struct stat *st, const struct cache_entry *ce)
{
- struct stat nst;
- if (!lstat(new_name, &nst)) {
- if (S_ISDIR(nst.st_mode) || ok_if_exists)
- return 0;
- /*
- * A leading component of new_name might be a symlink
- * that is going to be removed with this patch, but
- * still pointing at somewhere that has the path.
- * In such a case, path "new_name" does not exist as
- * far as git is concerned.
- */
- if (has_symlink_leading_path(new_name, strlen(new_name)))
- return 0;
+ unsigned char pre_sha1[20], post_sha1[20], our_sha1[20];
+ struct strbuf buf = STRBUF_INIT;
+ size_t len;
+ int status;
+ char *img;
+ struct image tmp_image;
+
+ /* No point falling back to 3-way merge in these cases */
+ if (patch->is_delete ||
+ S_ISGITLINK(patch->old_mode) || S_ISGITLINK(patch->new_mode))
+ return -1;
- return error("%s: already exists in working directory", new_name);
+ /* Preimage the patch was prepared for */
+ if (patch->is_new)
+ write_sha1_file("", 0, blob_type, pre_sha1);
+ else if (get_sha1(patch->old_sha1_prefix, pre_sha1) ||
+ read_blob_object(&buf, pre_sha1, patch->old_mode))
+ return error("repository lacks the necessary blob to fall back on 3-way merge.");
+
+ fprintf(stderr, "Falling back to three-way merge...\n");
+
+ img = strbuf_detach(&buf, &len);
+ prepare_image(&tmp_image, img, len, 1);
+ /* Apply the patch to get the post image */
+ if (apply_fragments(&tmp_image, patch) < 0) {
+ clear_image(&tmp_image);
+ return -1;
+ }
+ /* post_sha1[] is theirs */
+ write_sha1_file(tmp_image.buf, tmp_image.len, blob_type, post_sha1);
+ clear_image(&tmp_image);
+
+ /* our_sha1[] is ours */
+ if (patch->is_new) {
+ if (load_current(&tmp_image, patch))
+ return error("cannot read the current contents of '%s'",
+ patch->new_name);
+ } else {
+ if (load_preimage(&tmp_image, patch, st, ce))
+ return error("cannot read the current contents of '%s'",
+ patch->old_name);
+ }
+ write_sha1_file(tmp_image.buf, tmp_image.len, blob_type, our_sha1);
+ clear_image(&tmp_image);
+
+ /* in-core three-way merge between post and our using pre as base */
+ status = three_way_merge(image, patch->new_name,
+ pre_sha1, our_sha1, post_sha1);
+ if (status < 0) {
+ fprintf(stderr, "Failed to fall back on three-way merge...\n");
+ return status;
+ }
+
+ if (status) {
+ patch->conflicted_threeway = 1;
+ if (patch->is_new)
+ oidclr(&patch->threeway_stage[0]);
+ else
+ hashcpy(patch->threeway_stage[0].hash, pre_sha1);
+ hashcpy(patch->threeway_stage[1].hash, our_sha1);
+ hashcpy(patch->threeway_stage[2].hash, post_sha1);
+ fprintf(stderr, "Applied patch to '%s' with conflicts.\n", patch->new_name);
+ } else {
+ fprintf(stderr, "Applied patch to '%s' cleanly.\n", patch->new_name);
}
- else if ((errno != ENOENT) && (errno != ENOTDIR))
- return error("%s: %s", new_name, strerror(errno));
return 0;
}
-static int verify_index_match(struct cache_entry *ce, struct stat *st)
+static int apply_data(struct patch *patch, struct stat *st, const struct cache_entry *ce)
{
- if (S_ISGITLINK(ce->ce_mode)) {
- if (!S_ISDIR(st->st_mode))
+ struct image image;
+
+ if (load_preimage(&image, patch, st, ce) < 0)
+ return -1;
+
+ if (patch->direct_to_threeway ||
+ apply_fragments(&image, patch) < 0) {
+ /* Note: with --reject, apply_fragments() returns 0 */
+ if (!threeway || try_threeway(&image, patch, st, ce) < 0)
return -1;
- return 0;
}
- return ce_match_stat(ce, st, CE_MATCH_IGNORE_VALID|CE_MATCH_IGNORE_SKIP_WORKTREE);
+ patch->result = image.buf;
+ patch->resultsize = image.len;
+ add_to_fn_table(patch);
+ free(image.line_allocated);
+
+ if (0 < patch->is_delete && patch->resultsize)
+ return error(_("removal patch leaves file contents"));
+
+ return 0;
}
+/*
+ * If "patch" that we are looking at modifies or deletes what we have,
+ * we would want it not to lose any local modification we have, either
+ * in the working tree or in the index.
+ *
+ * This also decides if a non-git patch is a creation patch or a
+ * modification to an existing empty file. We do not check the state
+ * of the current tree for a creation patch in this function; the caller
+ * check_patch() separately makes sure (and errors out otherwise) that
+ * the path the patch creates does not exist in the current tree.
+ */
static int check_preimage(struct patch *patch, struct cache_entry **ce, struct stat *st)
{
const char *old_name = patch->old_name;
- struct patch *tpatch = NULL;
- int stat_ret = 0;
+ struct patch *previous = NULL;
+ int stat_ret = 0, status;
unsigned st_mode = 0;
- /*
- * Make sure that we do not have local modifications from the
- * index when we are looking at the index. Also make sure
- * we have the preimage file to be patched in the work tree,
- * unless --cached, which tells git to apply only in the index.
- */
if (!old_name)
return 0;
assert(patch->is_new <= 0);
+ previous = previous_patch(patch, &status);
- if (!(patch->is_copy || patch->is_rename) &&
- (tpatch = in_fn_table(old_name)) != NULL && !to_be_deleted(tpatch)) {
- if (was_deleted(tpatch))
- return error("%s: has been deleted/renamed", old_name);
- st_mode = tpatch->new_mode;
+ if (status)
+ return error(_("path %s has been renamed/deleted"), old_name);
+ if (previous) {
+ st_mode = previous->new_mode;
} else if (!cached) {
stat_ret = lstat(old_name, st);
if (stat_ret && errno != ENOENT)
- return error("%s: %s", old_name, strerror(errno));
+ return error(_("%s: %s"), old_name, strerror(errno));
}
- if (to_be_deleted(tpatch))
- tpatch = NULL;
-
- if (check_index && !tpatch) {
+ if (check_index && !previous) {
int pos = cache_name_pos(old_name, strlen(old_name));
if (pos < 0) {
if (patch->is_new < 0)
goto is_new;
- return error("%s: does not exist in index", old_name);
+ return error(_("%s: does not exist in index"), old_name);
}
*ce = active_cache[pos];
if (stat_ret < 0) {
- struct checkout costate;
- /* checkout */
- memset(&costate, 0, sizeof(costate));
- costate.base_dir = "";
- costate.refresh_cache = 1;
- if (checkout_entry(*ce, &costate, NULL) ||
- lstat(old_name, st))
+ if (checkout_target(&the_index, *ce, st))
return -1;
}
if (!cached && verify_index_match(*ce, st))
- return error("%s: does not match index", old_name);
+ return error(_("%s: does not match index"), old_name);
if (cached)
st_mode = (*ce)->ce_mode;
} else if (stat_ret < 0) {
if (patch->is_new < 0)
goto is_new;
- return error("%s: %s", old_name, strerror(errno));
+ return error(_("%s: %s"), old_name, strerror(errno));
}
- if (!cached && !tpatch)
+ if (!cached && !previous)
st_mode = ce_mode_from_stat(*ce, st->st_mode);
if (patch->is_new < 0)
@@ -3074,9 +3529,9 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s
if (!patch->old_mode)
patch->old_mode = st_mode;
if ((st_mode ^ patch->old_mode) & S_IFMT)
- return error("%s: wrong type", old_name);
+ return error(_("%s: wrong type"), old_name);
if (st_mode != patch->old_mode)
- warning("%s has type %o, expected %o",
+ warning(_("%s has type %o, expected %o"),
old_name, st_mode, patch->old_mode);
if (!patch->new_mode && !patch->is_delete)
patch->new_mode = st_mode;
@@ -3085,10 +3540,165 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s
is_new:
patch->is_new = 1;
patch->is_delete = 0;
+ free(patch->old_name);
patch->old_name = NULL;
return 0;
}
+
+#define EXISTS_IN_INDEX 1
+#define EXISTS_IN_WORKTREE 2
+
+static int check_to_create(const char *new_name, int ok_if_exists)
+{
+ struct stat nst;
+
+ if (check_index &&
+ cache_name_pos(new_name, strlen(new_name)) >= 0 &&
+ !ok_if_exists)
+ return EXISTS_IN_INDEX;
+ if (cached)
+ return 0;
+
+ if (!lstat(new_name, &nst)) {
+ if (S_ISDIR(nst.st_mode) || ok_if_exists)
+ return 0;
+ /*
+ * A leading component of new_name might be a symlink
+ * that is going to be removed with this patch, but
+ * still pointing at somewhere that has the path.
+ * In such a case, path "new_name" does not exist as
+ * far as git is concerned.
+ */
+ if (has_symlink_leading_path(new_name, strlen(new_name)))
+ return 0;
+
+ return EXISTS_IN_WORKTREE;
+ } else if ((errno != ENOENT) && (errno != ENOTDIR)) {
+ return error("%s: %s", new_name, strerror(errno));
+ }
+ return 0;
+}
+
+/*
+ * We need to keep track of how symlinks in the preimage are
+ * manipulated by the patches. A patch to add a/b/c where a/b
+ * is a symlink should not be allowed to affect the directory
+ * the symlink points at, but if the same patch removes a/b,
+ * it is perfectly fine, as the patch removes a/b to make room
+ * to create a directory a/b so that a/b/c can be created.
+ */
+static struct string_list symlink_changes;
+#define SYMLINK_GOES_AWAY 01
+#define SYMLINK_IN_RESULT 02
+
+static uintptr_t register_symlink_changes(const char *path, uintptr_t what)
+{
+ struct string_list_item *ent;
+
+ ent = string_list_lookup(&symlink_changes, path);
+ if (!ent) {
+ ent = string_list_insert(&symlink_changes, path);
+ ent->util = (void *)0;
+ }
+ ent->util = (void *)(what | ((uintptr_t)ent->util));
+ return (uintptr_t)ent->util;
+}
+
+static uintptr_t check_symlink_changes(const char *path)
+{
+ struct string_list_item *ent;
+
+ ent = string_list_lookup(&symlink_changes, path);
+ if (!ent)
+ return 0;
+ return (uintptr_t)ent->util;
+}
+
+static void prepare_symlink_changes(struct patch *patch)
+{
+ for ( ; patch; patch = patch->next) {
+ if ((patch->old_name && S_ISLNK(patch->old_mode)) &&
+ (patch->is_rename || patch->is_delete))
+ /* the symlink at patch->old_name is removed */
+ register_symlink_changes(patch->old_name, SYMLINK_GOES_AWAY);
+
+ if (patch->new_name && S_ISLNK(patch->new_mode))
+ /* the symlink at patch->new_name is created or remains */
+ register_symlink_changes(patch->new_name, SYMLINK_IN_RESULT);
+ }
+}
+
+static int path_is_beyond_symlink_1(struct strbuf *name)
+{
+ do {
+ unsigned int change;
+
+ while (--name->len && name->buf[name->len] != '/')
+ ; /* scan backwards */
+ if (!name->len)
+ break;
+ name->buf[name->len] = '\0';
+ change = check_symlink_changes(name->buf);
+ if (change & SYMLINK_IN_RESULT)
+ return 1;
+ if (change & SYMLINK_GOES_AWAY)
+ /*
+ * This cannot be "return 0", because we may
+ * see a new one created at a higher level.
+ */
+ continue;
+
+ /* otherwise, check the preimage */
+ if (check_index) {
+ struct cache_entry *ce;
+
+ ce = cache_file_exists(name->buf, name->len, ignore_case);
+ if (ce && S_ISLNK(ce->ce_mode))
+ return 1;
+ } else {
+ struct stat st;
+ if (!lstat(name->buf, &st) && S_ISLNK(st.st_mode))
+ return 1;
+ }
+ } while (1);
+ return 0;
+}
+
+static int path_is_beyond_symlink(const char *name_)
+{
+ int ret;
+ struct strbuf name = STRBUF_INIT;
+
+ assert(*name_ != '\0');
+ strbuf_addstr(&name, name_);
+ ret = path_is_beyond_symlink_1(&name);
+ strbuf_release(&name);
+
+ return ret;
+}
+
+static void die_on_unsafe_path(struct patch *patch)
+{
+ const char *old_name = NULL;
+ const char *new_name = NULL;
+ if (patch->is_delete)
+ old_name = patch->old_name;
+ else if (!patch->is_new && !patch->is_copy)
+ old_name = patch->old_name;
+ if (!patch->is_delete)
+ new_name = patch->new_name;
+
+ if (old_name && !verify_path(old_name))
+ die(_("invalid path '%s'"), old_name);
+ if (new_name && !verify_path(new_name))
+ die(_("invalid path '%s'"), new_name);
+}
+
+/*
+ * Check and apply the patch in-core; leave the result in patch->result
+ * for the caller to write it out to the final destination.
+ */
static int check_patch(struct patch *patch)
{
struct stat st;
@@ -3107,31 +3717,45 @@ static int check_patch(struct patch *patch)
return status;
old_name = patch->old_name;
+ /*
+ * A type-change diff is always split into a patch to delete
+ * old, immediately followed by a patch to create new (see
+ * diff.c::run_diff()); in such a case it is Ok that the entry
+ * to be deleted by the previous patch is still in the working
+ * tree and in the index.
+ *
+ * A patch to swap-rename between A and B would first rename A
+ * to B and then rename B to A. While applying the first one,
+ * the presence of B should not stop A from getting renamed to
+ * B; ask to_be_deleted() about the later rename. Removal of
+ * B and rename from A to B is handled the same way by asking
+ * was_deleted().
+ */
if ((tpatch = in_fn_table(new_name)) &&
- (was_deleted(tpatch) || to_be_deleted(tpatch)))
- /*
- * A type-change diff is always split into a patch to
- * delete old, immediately followed by a patch to
- * create new (see diff.c::run_diff()); in such a case
- * it is Ok that the entry to be deleted by the
- * previous patch is still in the working tree and in
- * the index.
- */
+ (was_deleted(tpatch) || to_be_deleted(tpatch)))
ok_if_exists = 1;
else
ok_if_exists = 0;
if (new_name &&
- ((0 < patch->is_new) | (0 < patch->is_rename) | patch->is_copy)) {
- if (check_index &&
- cache_name_pos(new_name, strlen(new_name)) >= 0 &&
- !ok_if_exists)
- return error("%s: already exists in index", new_name);
- if (!cached) {
- int err = check_to_create_blob(new_name, ok_if_exists);
- if (err)
- return err;
+ ((0 < patch->is_new) || patch->is_rename || patch->is_copy)) {
+ int err = check_to_create(new_name, ok_if_exists);
+
+ if (err && threeway) {
+ patch->direct_to_threeway = 1;
+ } else switch (err) {
+ case 0:
+ break; /* happy */
+ case EXISTS_IN_INDEX:
+ return error(_("%s: already exists in index"), new_name);
+ break;
+ case EXISTS_IN_WORKTREE:
+ return error(_("%s: already exists in working directory"),
+ new_name);
+ default:
+ return err;
}
+
if (!patch->new_mode) {
if (0 < patch->is_new)
patch->new_mode = S_IFREG | 0644;
@@ -3144,14 +3768,38 @@ static int check_patch(struct patch *patch)
int same = !strcmp(old_name, new_name);
if (!patch->new_mode)
patch->new_mode = patch->old_mode;
- if ((patch->old_mode ^ patch->new_mode) & S_IFMT)
- return error("new mode (%o) of %s does not match old mode (%o)%s%s",
- patch->new_mode, new_name, patch->old_mode,
- same ? "" : " of ", same ? "" : old_name);
+ if ((patch->old_mode ^ patch->new_mode) & S_IFMT) {
+ if (same)
+ return error(_("new mode (%o) of %s does not "
+ "match old mode (%o)"),
+ patch->new_mode, new_name,
+ patch->old_mode);
+ else
+ return error(_("new mode (%o) of %s does not "
+ "match old mode (%o) of %s"),
+ patch->new_mode, new_name,
+ patch->old_mode, old_name);
+ }
}
+ if (!unsafe_paths)
+ die_on_unsafe_path(patch);
+
+ /*
+ * An attempt to read from or delete a path that is beyond a
+ * symbolic link will be prevented by load_patch_target() that
+ * is called at the beginning of apply_data() so we do not
+ * have to worry about a patch marked with "is_delete" bit
+ * here. We however need to make sure that the patch result
+ * is not deposited to a path that is beyond a symbolic link
+ * here.
+ */
+ if (!patch->is_delete && path_is_beyond_symlink(patch->new_name))
+ return error(_("affected file '%s' is beyond a symbolic link"),
+ patch->new_name);
+
if (apply_data(patch, &st, ce) < 0)
- return error("%s: patch does not apply", name);
+ return error(_("%s: patch does not apply"), name);
patch->rejected = 0;
return 0;
}
@@ -3160,11 +3808,12 @@ static int check_patch_list(struct patch *patch)
{
int err = 0;
+ prepare_symlink_changes(patch);
prepare_fn_table(patch);
while (patch) {
if (apply_verbosely)
say_patch_name(stderr,
- "Checking patch ", patch, "...\n");
+ _("Checking patch %s..."), patch);
err |= check_patch(patch);
patch = patch->next;
}
@@ -3185,18 +3834,51 @@ static int get_current_sha1(const char *path, unsigned char *sha1)
return 0;
}
+static int preimage_sha1_in_gitlink_patch(struct patch *p, unsigned char sha1[20])
+{
+ /*
+ * A usable gitlink patch has only one fragment (hunk) that looks like:
+ * @@ -1 +1 @@
+ * -Subproject commit <old sha1>
+ * +Subproject commit <new sha1>
+ * or
+ * @@ -1 +0,0 @@
+ * -Subproject commit <old sha1>
+ * for a removal patch.
+ */
+ struct fragment *hunk = p->fragments;
+ static const char heading[] = "-Subproject commit ";
+ char *preimage;
+
+ if (/* does the patch have only one hunk? */
+ hunk && !hunk->next &&
+ /* is its preimage one line? */
+ hunk->oldpos == 1 && hunk->oldlines == 1 &&
+ /* does preimage begin with the heading? */
+ (preimage = memchr(hunk->patch, '\n', hunk->size)) != NULL &&
+ starts_with(++preimage, heading) &&
+ /* does it record full SHA-1? */
+ !get_sha1_hex(preimage + sizeof(heading) - 1, sha1) &&
+ preimage[sizeof(heading) + 40 - 1] == '\n' &&
+ /* does the abbreviated name on the index line agree with it? */
+ starts_with(preimage + sizeof(heading) - 1, p->old_sha1_prefix))
+ return 0; /* it all looks fine */
+
+ /* we may have full object name on the index line */
+ return get_sha1_hex(p->old_sha1_prefix, sha1);
+}
+
/* Build an index that contains the just the files needed for a 3way merge */
static void build_fake_ancestor(struct patch *list, const char *filename)
{
struct patch *patch;
struct index_state result = { NULL };
- int fd;
+ static struct lock_file lock;
/* Once we start supporting the reverse patch, it may be
* worth showing the new sha1 prefix, but until then...
*/
for (patch = list; patch; patch = patch->next) {
- const unsigned char *sha1_ptr;
unsigned char sha1[20];
struct cache_entry *ce;
const char *name;
@@ -3204,28 +3886,33 @@ static void build_fake_ancestor(struct patch *list, const char *filename)
name = patch->old_name ? patch->old_name : patch->new_name;
if (0 < patch->is_new)
continue;
- else if (get_sha1(patch->old_sha1_prefix, sha1))
- /* git diff has no index line for mode/type changes */
- if (!patch->lines_added && !patch->lines_deleted) {
- if (get_current_sha1(patch->old_name, sha1))
- die("mode change for %s, which is not "
- "in current HEAD", name);
- sha1_ptr = sha1;
- } else
- die("sha1 information is lacking or useless "
- "(%s).", name);
- else
- sha1_ptr = sha1;
- ce = make_cache_entry(patch->old_mode, sha1_ptr, name, 0, 0);
+ if (S_ISGITLINK(patch->old_mode)) {
+ if (!preimage_sha1_in_gitlink_patch(patch, sha1))
+ ; /* ok, the textual part looks sane */
+ else
+ die("sha1 information is lacking or useless for submodule %s",
+ name);
+ } else if (!get_sha1_blob(patch->old_sha1_prefix, sha1)) {
+ ; /* ok */
+ } else if (!patch->lines_added && !patch->lines_deleted) {
+ /* mode-only change: update the current */
+ if (get_current_sha1(patch->old_name, sha1))
+ die("mode change for %s, which is not "
+ "in current HEAD", name);
+ } else
+ die("sha1 information is lacking or useless "
+ "(%s).", name);
+
+ ce = make_cache_entry(patch->old_mode, sha1, name, 0, 0);
if (!ce)
- die("make_cache_entry failed for path '%s'", name);
+ die(_("make_cache_entry failed for path '%s'"), name);
if (add_index_entry(&result, ce, ADD_CACHE_OK_TO_ADD))
die ("Could not add %s to temporary index", name);
}
- fd = open(filename, O_WRONLY | O_CREAT, 0666);
- if (fd < 0 || write_index(&result, fd) || close(fd))
+ hold_lock_file_for_update(&lock, filename, LOCK_DIE_ON_ERROR);
+ if (write_locked_index(&result, &lock, COMMIT_LOCK))
die ("Could not write temporary index to %s", filename);
discard_index(&result);
@@ -3362,7 +4049,7 @@ static void remove_file(struct patch *patch, int rmdir_empty)
{
if (update_index) {
if (remove_file_from_cache(patch->old_name) < 0)
- die("unable to remove %s from index", patch->old_name);
+ die(_("unable to remove %s from index"), patch->old_name);
}
if (!cached) {
if (!remove_or_warn(patch->old_mode, patch->old_name) && rmdir_empty) {
@@ -3384,24 +4071,26 @@ static void add_index_file(const char *path, unsigned mode, void *buf, unsigned
ce = xcalloc(1, ce_size);
memcpy(ce->name, path, namelen);
ce->ce_mode = create_ce_mode(mode);
- ce->ce_flags = namelen;
+ ce->ce_flags = create_ce_flags(0);
+ ce->ce_namelen = namelen;
if (S_ISGITLINK(mode)) {
- const char *s = buf;
+ const char *s;
- if (get_sha1_hex(s + strlen("Subproject commit "), ce->sha1))
- die("corrupt patch for subproject %s", path);
+ if (!skip_prefix(buf, "Subproject commit ", &s) ||
+ get_sha1_hex(s, ce->sha1))
+ die(_("corrupt patch for submodule %s"), path);
} else {
if (!cached) {
if (lstat(path, &st) < 0)
- die_errno("unable to stat newly created file '%s'",
+ die_errno(_("unable to stat newly created file '%s'"),
path);
fill_stat_cache_info(ce, &st);
}
if (write_sha1_file(buf, size, blob_type, ce->sha1) < 0)
- die("unable to create backing store for newly created file %s", path);
+ die(_("unable to create backing store for newly created file %s"), path);
}
if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0)
- die("unable to add cache entry for %s", path);
+ die(_("unable to add cache entry for %s"), path);
}
static int try_create_file(const char *path, unsigned int mode, const char *buf, unsigned long size)
@@ -3434,7 +4123,7 @@ static int try_create_file(const char *path, unsigned int mode, const char *buf,
strbuf_release(&nbuf);
if (close(fd) < 0)
- die_errno("closing file '%s'", path);
+ die_errno(_("closing file '%s'"), path);
return 0;
}
@@ -3483,7 +4172,34 @@ static void create_one_file(char *path, unsigned mode, const char *buf, unsigned
++nr;
}
}
- die_errno("unable to write file '%s' mode %o", path, mode);
+ die_errno(_("unable to write file '%s' mode %o"), path, mode);
+}
+
+static void add_conflicted_stages_file(struct patch *patch)
+{
+ int stage, namelen;
+ unsigned ce_size, mode;
+ struct cache_entry *ce;
+
+ if (!update_index)
+ return;
+ namelen = strlen(patch->new_name);
+ ce_size = cache_entry_size(namelen);
+ mode = patch->new_mode ? patch->new_mode : (S_IFREG | 0644);
+
+ remove_file_from_cache(patch->new_name);
+ for (stage = 1; stage < 4; stage++) {
+ if (is_null_oid(&patch->threeway_stage[stage - 1]))
+ continue;
+ ce = xcalloc(1, ce_size);
+ memcpy(ce->name, patch->new_name, namelen);
+ ce->ce_mode = create_ce_mode(mode);
+ ce->ce_flags = create_ce_flags(stage);
+ ce->ce_namelen = namelen;
+ hashcpy(ce->sha1, patch->threeway_stage[stage - 1].hash);
+ if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0)
+ die(_("unable to add cache entry for %s"), patch->new_name);
+ }
}
static void create_file(struct patch *patch)
@@ -3496,7 +4212,11 @@ static void create_file(struct patch *patch)
if (!mode)
mode = S_IFREG | 0644;
create_one_file(path, mode, buf, size);
- add_index_file(path, mode, buf, size);
+
+ if (patch->conflicted_threeway)
+ add_conflicted_stages_file(patch);
+ else
+ add_index_file(path, mode, buf, size);
}
/* phase zero is to remove, phase one is to create */
@@ -3528,6 +4248,7 @@ static int write_out_one_reject(struct patch *patch)
char namebuf[PATH_MAX];
struct fragment *frag;
int cnt = 0;
+ struct strbuf sb = STRBUF_INIT;
for (cnt = 0, frag = patch->fragments; frag; frag = frag->next) {
if (!frag->rejected)
@@ -3538,7 +4259,7 @@ static int write_out_one_reject(struct patch *patch)
if (!cnt) {
if (apply_verbosely)
say_patch_name(stderr,
- "Applied patch ", patch, " cleanly.\n");
+ _("Applied patch %s cleanly."), patch);
return 0;
}
@@ -3546,16 +4267,20 @@ static int write_out_one_reject(struct patch *patch)
* contents are marked "rejected" at the patch level.
*/
if (!patch->new_name)
- die("internal error");
+ die(_("internal error"));
/* Say this even without --verbose */
- say_patch_name(stderr, "Applying patch ", patch, " with");
- fprintf(stderr, " %d rejects...\n", cnt);
+ strbuf_addf(&sb, Q_("Applying patch %%s with %d reject...",
+ "Applying patch %%s with %d rejects...",
+ cnt),
+ cnt);
+ say_patch_name(stderr, sb.buf, patch);
+ strbuf_release(&sb);
cnt = strlen(patch->new_name);
if (ARRAY_SIZE(namebuf) <= cnt + 5) {
cnt = ARRAY_SIZE(namebuf) - 5;
- warning("truncating .rej filename to %.*s.rej",
+ warning(_("truncating .rej filename to %.*s.rej"),
cnt - 1, patch->new_name);
}
memcpy(namebuf, patch->new_name, cnt);
@@ -3563,10 +4288,10 @@ static int write_out_one_reject(struct patch *patch)
rej = fopen(namebuf, "w");
if (!rej)
- return error("cannot open %s: %s", namebuf, strerror(errno));
+ return error(_("cannot open %s: %s"), namebuf, strerror(errno));
/* Normal git tools never deal with .rej, so do not pretend
- * this is a git patch by saying --git nor give extended
+ * this is a git patch by saying --git or giving extended
* headers. While at it, maybe please "kompare" that wants
* the trailing TAB and some garbage at the end of line ;-).
*/
@@ -3576,10 +4301,10 @@ static int write_out_one_reject(struct patch *patch)
frag;
cnt++, frag = frag->next) {
if (!frag->rejected) {
- fprintf(stderr, "Hunk #%d applied cleanly.\n", cnt);
+ fprintf_ln(stderr, _("Hunk #%d applied cleanly."), cnt);
continue;
}
- fprintf(stderr, "Rejected hunk #%d.\n", cnt);
+ fprintf_ln(stderr, _("Rejected hunk #%d."), cnt);
fprintf(rej, "%.*s", frag->size, frag->patch);
if (frag->patch[frag->size-1] != '\n')
fputc('\n', rej);
@@ -3593,6 +4318,7 @@ static int write_out_results(struct patch *list)
int phase;
int errs = 0;
struct patch *l;
+ struct string_list cpath = STRING_LIST_INIT_DUP;
for (phase = 0; phase < 2; phase++) {
l = list;
@@ -3601,81 +4327,34 @@ static int write_out_results(struct patch *list)
errs = 1;
else {
write_out_one_result(l, phase);
- if (phase == 1 && write_out_one_reject(l))
- errs = 1;
+ if (phase == 1) {
+ if (write_out_one_reject(l))
+ errs = 1;
+ if (l->conflicted_threeway) {
+ string_list_append(&cpath, l->new_name);
+ errs = 1;
+ }
+ }
}
l = l->next;
}
}
- return errs;
-}
-
-static struct lock_file lock_file;
-
-static struct string_list limit_by_name;
-static int has_include;
-static void add_name_limit(const char *name, int exclude)
-{
- struct string_list_item *it;
- it = string_list_append(&limit_by_name, name);
- it->util = exclude ? NULL : (void *) 1;
-}
-
-static int use_patch(struct patch *p)
-{
- const char *pathname = p->new_name ? p->new_name : p->old_name;
- int i;
+ if (cpath.nr) {
+ struct string_list_item *item;
- /* Paths outside are not touched regardless of "--include" */
- if (0 < prefix_length) {
- int pathlen = strlen(pathname);
- if (pathlen <= prefix_length ||
- memcmp(prefix, pathname, prefix_length))
- return 0;
- }
+ string_list_sort(&cpath);
+ for_each_string_list_item(item, &cpath)
+ fprintf(stderr, "U %s\n", item->string);
+ string_list_clear(&cpath, 0);
- /* See if it matches any of exclude/include rule */
- for (i = 0; i < limit_by_name.nr; i++) {
- struct string_list_item *it = &limit_by_name.items[i];
- if (!fnmatch(it->string, pathname, 0))
- return (it->util != NULL);
+ rerere(0);
}
- /*
- * If we had any include, a path that does not match any rule is
- * not used. Otherwise, we saw bunch of exclude rules (or none)
- * and such a path is used.
- */
- return !has_include;
-}
-
-
-static void prefix_one(char **name)
-{
- char *old_name = *name;
- if (!old_name)
- return;
- *name = xstrdup(prefix_filename(prefix, prefix_length, *name));
- free(old_name);
+ return errs;
}
-static void prefix_patches(struct patch *p)
-{
- if (!prefix || p->is_toplevel_relative)
- return;
- for ( ; p; p = p->next) {
- if (p->new_name == p->old_name) {
- char *prefixed = p->new_name;
- prefix_one(&prefixed);
- p->new_name = p->old_name = prefixed;
- }
- else {
- prefix_one(&p->new_name);
- prefix_one(&p->old_name);
- }
- }
-}
+static struct lock_file lock_file;
#define INACCURATE_EOF (1<<0)
#define RECOUNT (1<<1)
@@ -3683,12 +4362,10 @@ static void prefix_patches(struct patch *p)
static int apply_patch(int fd, const char *filename, int options)
{
size_t offset;
- struct strbuf buf = STRBUF_INIT;
+ struct strbuf buf = STRBUF_INIT; /* owns the patch text */
struct patch *list = NULL, **listp = &list;
int skipped_patch = 0;
- /* FIXME - memory leak when using multiple patch files as inputs */
- memset(&fn_table, 0, sizeof(struct string_list));
patch_input_file = filename;
read_patch_file(&buf, fd);
offset = 0;
@@ -3704,23 +4381,20 @@ static int apply_patch(int fd, const char *filename, int options)
break;
if (apply_in_reverse)
reverse_patches(patch);
- if (prefix)
- prefix_patches(patch);
if (use_patch(patch)) {
patch_stats(patch);
*listp = patch;
listp = &patch->next;
}
else {
- /* perhaps free it a bit better? */
- free(patch);
+ free_patch(patch);
skipped_patch++;
}
offset += nr;
}
if (!list && !skipped_patch)
- die("unrecognized input");
+ die(_("unrecognized input"));
if (whitespace_error && (ws_error_action == die_on_ws_error))
apply = 0;
@@ -3731,7 +4405,7 @@ static int apply_patch(int fd, const char *filename, int options)
if (check_index) {
if (read_cache() < 0)
- die("unable to read index file");
+ die(_("unable to read index file"));
}
if ((check || apply) &&
@@ -3739,8 +4413,12 @@ static int apply_patch(int fd, const char *filename, int options)
!apply_with_reject)
exit(1);
- if (apply && write_out_results(list))
- exit(1);
+ if (apply && write_out_results(list)) {
+ if (apply_with_reject)
+ exit(1);
+ /* with --3way, we still need to write the index out */
+ return 1;
+ }
if (fake_ancestor)
build_fake_ancestor(list, fake_ancestor);
@@ -3754,17 +4432,17 @@ static int apply_patch(int fd, const char *filename, int options)
if (summary)
summary_patch_list(list);
+ free_patch_list(list);
strbuf_release(&buf);
+ string_list_clear(&fn_table, 0);
return 0;
}
-static int git_apply_config(const char *var, const char *value, void *cb)
+static void git_apply_config(void)
{
- if (!strcmp(var, "apply.whitespace"))
- return git_config_string(&apply_default_whitespace, var, value);
- else if (!strcmp(var, "apply.ignorewhitespace"))
- return git_config_string(&apply_default_ignorewhitespace, var, value);
- return git_default_config(var, value, cb);
+ git_config_get_string_const("apply.whitespace", &apply_default_whitespace);
+ git_config_get_string_const("apply.ignorewhitespace", &apply_default_ignorewhitespace);
+ git_config(git_default_config, NULL);
}
static int option_parse_exclude(const struct option *opt,
@@ -3844,73 +4522,77 @@ int cmd_apply(int argc, const char **argv, const char *prefix_)
const char *whitespace_option = NULL;
struct option builtin_apply_options[] = {
- { OPTION_CALLBACK, 0, "exclude", NULL, "path",
- "don't apply changes matching the given path",
+ { OPTION_CALLBACK, 0, "exclude", NULL, N_("path"),
+ N_("don't apply changes matching the given path"),
0, option_parse_exclude },
- { OPTION_CALLBACK, 0, "include", NULL, "path",
- "apply changes matching the given path",
+ { OPTION_CALLBACK, 0, "include", NULL, N_("path"),
+ N_("apply changes matching the given path"),
0, option_parse_include },
- { OPTION_CALLBACK, 'p', NULL, NULL, "num",
- "remove <num> leading slashes from traditional diff paths",
+ { OPTION_CALLBACK, 'p', NULL, NULL, N_("num"),
+ N_("remove <num> leading slashes from traditional diff paths"),
0, option_parse_p },
- OPT_BOOLEAN(0, "no-add", &no_add,
- "ignore additions made by the patch"),
- OPT_BOOLEAN(0, "stat", &diffstat,
- "instead of applying the patch, output diffstat for the input"),
+ OPT_BOOL(0, "no-add", &no_add,
+ N_("ignore additions made by the patch")),
+ OPT_BOOL(0, "stat", &diffstat,
+ N_("instead of applying the patch, output diffstat for the input")),
OPT_NOOP_NOARG(0, "allow-binary-replacement"),
OPT_NOOP_NOARG(0, "binary"),
- OPT_BOOLEAN(0, "numstat", &numstat,
- "shows number of added and deleted lines in decimal notation"),
- OPT_BOOLEAN(0, "summary", &summary,
- "instead of applying the patch, output a summary for the input"),
- OPT_BOOLEAN(0, "check", &check,
- "instead of applying the patch, see if the patch is applicable"),
- OPT_BOOLEAN(0, "index", &check_index,
- "make sure the patch is applicable to the current index"),
- OPT_BOOLEAN(0, "cached", &cached,
- "apply a patch without touching the working tree"),
- OPT_BOOLEAN(0, "apply", &force_apply,
- "also apply the patch (use with --stat/--summary/--check)"),
+ OPT_BOOL(0, "numstat", &numstat,
+ N_("show number of added and deleted lines in decimal notation")),
+ OPT_BOOL(0, "summary", &summary,
+ N_("instead of applying the patch, output a summary for the input")),
+ OPT_BOOL(0, "check", &check,
+ N_("instead of applying the patch, see if the patch is applicable")),
+ OPT_BOOL(0, "index", &check_index,
+ N_("make sure the patch is applicable to the current index")),
+ OPT_BOOL(0, "cached", &cached,
+ N_("apply a patch without touching the working tree")),
+ OPT_BOOL(0, "unsafe-paths", &unsafe_paths,
+ N_("accept a patch that touches outside the working area")),
+ OPT_BOOL(0, "apply", &force_apply,
+ N_("also apply the patch (use with --stat/--summary/--check)")),
+ OPT_BOOL('3', "3way", &threeway,
+ N_( "attempt three-way merge if a patch does not apply")),
OPT_FILENAME(0, "build-fake-ancestor", &fake_ancestor,
- "build a temporary index based on embedded index information"),
+ N_("build a temporary index based on embedded index information")),
{ OPTION_CALLBACK, 'z', NULL, NULL, NULL,
- "paths are separated with NUL character",
+ N_("paths are separated with NUL character"),
PARSE_OPT_NOARG, option_parse_z },
OPT_INTEGER('C', NULL, &p_context,
- "ensure at least <n> lines of context match"),
- { OPTION_CALLBACK, 0, "whitespace", &whitespace_option, "action",
- "detect new or modified lines that have whitespace errors",
+ N_("ensure at least <n> lines of context match")),
+ { OPTION_CALLBACK, 0, "whitespace", &whitespace_option, N_("action"),
+ N_("detect new or modified lines that have whitespace errors"),
0, option_parse_whitespace },
{ OPTION_CALLBACK, 0, "ignore-space-change", NULL, NULL,
- "ignore changes in whitespace when finding context",
+ N_("ignore changes in whitespace when finding context"),
PARSE_OPT_NOARG, option_parse_space_change },
{ OPTION_CALLBACK, 0, "ignore-whitespace", NULL, NULL,
- "ignore changes in whitespace when finding context",
+ N_("ignore changes in whitespace when finding context"),
PARSE_OPT_NOARG, option_parse_space_change },
- OPT_BOOLEAN('R', "reverse", &apply_in_reverse,
- "apply the patch in reverse"),
- OPT_BOOLEAN(0, "unidiff-zero", &unidiff_zero,
- "don't expect at least one line of context"),
- OPT_BOOLEAN(0, "reject", &apply_with_reject,
- "leave the rejected hunks in corresponding *.rej files"),
- OPT_BOOLEAN(0, "allow-overlap", &allow_overlap,
- "allow overlapping hunks"),
- OPT__VERBOSE(&apply_verbosely, "be verbose"),
+ OPT_BOOL('R', "reverse", &apply_in_reverse,
+ N_("apply the patch in reverse")),
+ OPT_BOOL(0, "unidiff-zero", &unidiff_zero,
+ N_("don't expect at least one line of context")),
+ OPT_BOOL(0, "reject", &apply_with_reject,
+ N_("leave the rejected hunks in corresponding *.rej files")),
+ OPT_BOOL(0, "allow-overlap", &allow_overlap,
+ N_("allow overlapping hunks")),
+ OPT__VERBOSE(&apply_verbosely, N_("be verbose")),
OPT_BIT(0, "inaccurate-eof", &options,
- "tolerate incorrectly detected missing new-line at the end of file",
+ N_("tolerate incorrectly detected missing new-line at the end of file"),
INACCURATE_EOF),
OPT_BIT(0, "recount", &options,
- "do not trust the line counts in the hunk headers",
+ N_("do not trust the line counts in the hunk headers"),
RECOUNT),
- { OPTION_CALLBACK, 0, "directory", NULL, "root",
- "prepend <root> to all filenames",
+ { OPTION_CALLBACK, 0, "directory", NULL, N_("root"),
+ N_("prepend <root> to all filenames"),
0, option_parse_directory },
OPT_END()
};
prefix = prefix_;
prefix_length = prefix ? strlen(prefix) : 0;
- git_config(git_apply_config, NULL);
+ git_apply_config();
if (apply_default_whitespace)
parse_whitespace_option(apply_default_whitespace);
if (apply_default_ignorewhitespace)
@@ -3919,17 +4601,29 @@ int cmd_apply(int argc, const char **argv, const char *prefix_)
argc = parse_options(argc, argv, prefix, builtin_apply_options,
apply_usage, 0);
+ if (apply_with_reject && threeway)
+ die("--reject and --3way cannot be used together.");
+ if (cached && threeway)
+ die("--cached and --3way cannot be used together.");
+ if (threeway) {
+ if (is_not_gitdir)
+ die(_("--3way outside a repository"));
+ check_index = 1;
+ }
if (apply_with_reject)
apply = apply_verbosely = 1;
if (!force_apply && (diffstat || numstat || summary || check || fake_ancestor))
apply = 0;
if (check_index && is_not_gitdir)
- die("--index outside a repository");
+ die(_("--index outside a repository"));
if (cached) {
if (is_not_gitdir)
- die("--cached outside a repository");
+ die(_("--cached outside a repository"));
check_index = 1;
}
+ if (check_index)
+ unsafe_paths = 0;
+
for (i = 0; i < argc; i++) {
const char *arg = argv[i];
int fd;
@@ -3943,7 +4637,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix_)
fd = open(arg, O_RDONLY);
if (fd < 0)
- die_errno("can't open patch '%s'", arg);
+ die_errno(_("can't open patch '%s'"), arg);
read_stdin = 0;
set_default_whitespace_mode(whitespace_option);
errs |= apply_patch(fd, arg, options);
@@ -3957,32 +4651,31 @@ int cmd_apply(int argc, const char **argv, const char *prefix_)
squelch_whitespace_errors < whitespace_error) {
int squelched =
whitespace_error - squelch_whitespace_errors;
- warning("squelched %d "
- "whitespace error%s",
- squelched,
- squelched == 1 ? "" : "s");
+ warning(Q_("squelched %d whitespace error",
+ "squelched %d whitespace errors",
+ squelched),
+ squelched);
}
if (ws_error_action == die_on_ws_error)
- die("%d line%s add%s whitespace errors.",
- whitespace_error,
- whitespace_error == 1 ? "" : "s",
- whitespace_error == 1 ? "s" : "");
+ die(Q_("%d line adds whitespace errors.",
+ "%d lines add whitespace errors.",
+ whitespace_error),
+ whitespace_error);
if (applied_after_fixing_ws && apply)
warning("%d line%s applied after"
" fixing whitespace errors.",
applied_after_fixing_ws,
applied_after_fixing_ws == 1 ? "" : "s");
else if (whitespace_error)
- warning("%d line%s add%s whitespace errors.",
- whitespace_error,
- whitespace_error == 1 ? "" : "s",
- whitespace_error == 1 ? "s" : "");
+ warning(Q_("%d line adds whitespace errors.",
+ "%d lines add whitespace errors.",
+ whitespace_error),
+ whitespace_error);
}
if (update_index) {
- if (write_cache(newfd, active_cache, active_nr) ||
- commit_locked_index(&lock_file))
- die("Unable to write new index file");
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
+ die(_("Unable to write new index file"));
}
return !!errs;
diff --git a/builtin/archive.c b/builtin/archive.c
index 931956d..a1e3b94 100644
--- a/builtin/archive.c
+++ b/builtin/archive.c
@@ -27,8 +27,8 @@ static int run_remote_archiver(int argc, const char **argv,
const char *remote, const char *exec,
const char *name_hint)
{
- char buf[LARGE_PACKET_MAX];
- int fd[2], i, len, rv;
+ char *buf;
+ int fd[2], i, rv;
struct transport *transport;
struct remote *_remote;
@@ -53,21 +53,18 @@ static int run_remote_archiver(int argc, const char **argv,
packet_write(fd[1], "argument %s\n", argv[i]);
packet_flush(fd[1]);
- len = packet_read_line(fd[0], buf, sizeof(buf));
- if (!len)
+ buf = packet_read_line(fd[0], NULL);
+ if (!buf)
die(_("git archive: expected ACK/NAK, got EOF"));
- if (buf[len-1] == '\n')
- buf[--len] = 0;
if (strcmp(buf, "ACK")) {
- if (len > 5 && !prefixcmp(buf, "NACK "))
+ if (starts_with(buf, "NACK "))
die(_("git archive: NACK %s"), buf + 5);
- if (len > 4 && !prefixcmp(buf, "ERR "))
+ if (starts_with(buf, "ERR "))
die(_("remote error: %s"), buf + 4);
die(_("git archive: protocol error"));
}
- len = packet_read_line(fd[0], buf, sizeof(buf));
- if (len)
+ if (packet_read_line(fd[0], NULL))
die(_("git archive: expected a flush"));
/* Now, start reading from fd[0] and spit it out to stdout */
@@ -88,12 +85,12 @@ int cmd_archive(int argc, const char **argv, const char *prefix)
const char *output = NULL;
const char *remote = NULL;
struct option local_opts[] = {
- OPT_STRING('o', "output", &output, "file",
- "write the archive to this file"),
- OPT_STRING(0, "remote", &remote, "repo",
- "retrieve the archive from remote repository <repo>"),
- OPT_STRING(0, "exec", &exec, "cmd",
- "path to the remote git-upload-archive command"),
+ OPT_STRING('o', "output", &output, N_("file"),
+ N_("write the archive to this file")),
+ OPT_STRING(0, "remote", &remote, N_("repo"),
+ N_("retrieve the archive from remote repository <repo>")),
+ OPT_STRING(0, "exec", &exec, N_("command"),
+ N_("path to the remote git-upload-archive command")),
OPT_END()
};
diff --git a/builtin/bisect--helper.c b/builtin/bisect--helper.c
index 8d325a5..3324229 100644
--- a/builtin/bisect--helper.c
+++ b/builtin/bisect--helper.c
@@ -4,7 +4,7 @@
#include "bisect.h"
static const char * const git_bisect_helper_usage[] = {
- "git bisect--helper --next-all [--no-checkout]",
+ N_("git bisect--helper --next-all [--no-checkout]"),
NULL
};
@@ -13,10 +13,10 @@ int cmd_bisect__helper(int argc, const char **argv, const char *prefix)
int next_all = 0;
int no_checkout = 0;
struct option options[] = {
- OPT_BOOLEAN(0, "next-all", &next_all,
- "perform 'git bisect next'"),
- OPT_BOOLEAN(0, "no-checkout", &no_checkout,
- "update BISECT_HEAD instead of checking out the current commit"),
+ OPT_BOOL(0, "next-all", &next_all,
+ N_("perform 'git bisect next'")),
+ OPT_BOOL(0, "no-checkout", &no_checkout,
+ N_("update BISECT_HEAD instead of checking out the current commit")),
OPT_END()
};
diff --git a/builtin/blame.c b/builtin/blame.c
index 5a67c20..a22ac17 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -1,7 +1,8 @@
/*
* Blame
*
- * Copyright (c) 2006, Junio C Hamano
+ * Copyright (c) 2006, 2014 by its authors
+ * See COPYING for licensing conditions
*/
#include "cache.h"
@@ -18,16 +19,21 @@
#include "cache-tree.h"
#include "string-list.h"
#include "mailmap.h"
+#include "mergesort.h"
#include "parse-options.h"
+#include "prio-queue.h"
#include "utf8.h"
#include "userdiff.h"
+#include "line-range.h"
+#include "line-log.h"
+#include "dir.h"
-static char blame_usage[] = "git blame [options] [rev-opts] [rev] [--] file";
+static char blame_usage[] = N_("git blame [<options>] [<rev-opts>] [<rev>] [--] <file>");
static const char *blame_opt_usage[] = {
blame_usage,
"",
- "[rev-opts] are documented in git-rev-list(1)",
+ N_("<rev-opts> are documented in git-rev-list(1)"),
NULL
};
@@ -42,6 +48,7 @@ static int blank_boundary;
static int incremental;
static int xdl_opts;
static int abbrev = -1;
+static int no_whole_file_rename;
static enum date_mode blame_date_mode = DATE_ISO8601;
static size_t blame_date_width;
@@ -71,7 +78,7 @@ static unsigned blame_copy_score;
#define BLAME_DEFAULT_MOVE_SCORE 20
#define BLAME_DEFAULT_COPY_SCORE 40
-/* bits #0..7 in revision.h, #8..11 used for merge_bases() in commit.c */
+/* Remember to update object flag allocation in object.h */
#define METAINFO_SHOWN (1u<<12)
#define MORE_THAN_ONE_PATH (1u<<13)
@@ -80,14 +87,59 @@ static unsigned blame_copy_score;
*/
struct origin {
int refcnt;
+ /* Record preceding blame record for this blob */
struct origin *previous;
+ /* origins are put in a list linked via `next' hanging off the
+ * corresponding commit's util field in order to make finding
+ * them fast. The presence in this chain does not count
+ * towards the origin's reference count. It is tempting to
+ * let it count as long as the commit is pending examination,
+ * but even under circumstances where the commit will be
+ * present multiple times in the priority queue of unexamined
+ * commits, processing the first instance will not leave any
+ * work requiring the origin data for the second instance. An
+ * interspersed commit changing that would have to be
+ * preexisting with a different ancestry and with the same
+ * commit date in order to wedge itself between two instances
+ * of the same commit in the priority queue _and_ produce
+ * blame entries relevant for it. While we don't want to let
+ * us get tripped up by this case, it certainly does not seem
+ * worth optimizing for.
+ */
+ struct origin *next;
struct commit *commit;
+ /* `suspects' contains blame entries that may be attributed to
+ * this origin's commit or to parent commits. When a commit
+ * is being processed, all suspects will be moved, either by
+ * assigning them to an origin in a different commit, or by
+ * shipping them to the scoreboard's ent list because they
+ * cannot be attributed to a different commit.
+ */
+ struct blame_entry *suspects;
mmfile_t file;
unsigned char blob_sha1[20];
unsigned mode;
+ /* guilty gets set when shipping any suspects to the final
+ * blame list instead of other commits
+ */
+ char guilty;
char path[FLEX_ARRAY];
};
+static int diff_hunks(mmfile_t *file_a, mmfile_t *file_b, long ctxlen,
+ xdl_emit_hunk_consume_func_t hunk_func, void *cb_data)
+{
+ xpparam_t xpp = {0};
+ xdemitconf_t xecfg = {0};
+ xdemitcb_t ecb = {NULL};
+
+ xpp.flags = xdl_opts;
+ xecfg.ctxlen = ctxlen;
+ xecfg.hunk_func = hunk_func;
+ ecb.priv = cb_data;
+ return xdi_diff(file_a, file_b, &xpp, &xecfg, &ecb);
+}
+
/*
* Prepare diff_filespec and convert it using diff textconv API
* if the textconv driver exists.
@@ -96,6 +148,7 @@ struct origin {
int textconv_object(const char *path,
unsigned mode,
const unsigned char *sha1,
+ int sha1_valid,
char **buf,
unsigned long *buf_size)
{
@@ -103,7 +156,7 @@ int textconv_object(const char *path,
struct userdiff_driver *textconv;
df = alloc_filespec(path);
- fill_filespec(df, sha1, mode);
+ fill_filespec(df, sha1, sha1_valid, mode);
textconv = get_textconv(df);
if (!textconv) {
free_filespec(df);
@@ -128,7 +181,7 @@ static void fill_origin_blob(struct diff_options *opt,
num_read_blob++;
if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) &&
- textconv_object(o->path, o->mode, o->blob_sha1, &file->ptr, &file_size))
+ textconv_object(o->path, o->mode, o->blob_sha1, 1, &file->ptr, &file_size))
;
else
file->ptr = read_sha1_file(o->blob_sha1, &type, &file_size);
@@ -158,10 +211,22 @@ static inline struct origin *origin_incref(struct origin *o)
static void origin_decref(struct origin *o)
{
if (o && --o->refcnt <= 0) {
+ struct origin *p, *l = NULL;
if (o->previous)
origin_decref(o->previous);
free(o->file.ptr);
- free(o);
+ /* Should be present exactly once in commit chain */
+ for (p = o->commit->util; p; l = p, p = p->next) {
+ if (p == o) {
+ if (l)
+ l->next = p->next;
+ else
+ o->commit->util = p->next;
+ free(o);
+ return;
+ }
+ }
+ die("internal error in blame::origin_decref");
}
}
@@ -175,11 +240,14 @@ static void drop_origin_blob(struct origin *o)
/*
* Each group of lines is described by a blame_entry; it can be split
- * as we pass blame to the parents. They form a linked list in the
- * scoreboard structure, sorted by the target line number.
+ * as we pass blame to the parents. They are arranged in linked lists
+ * kept as `suspects' of some unprocessed origin, or entered (when the
+ * blame origin has been finalized) into the scoreboard structure.
+ * While the scoreboard structure is only sorted at the end of
+ * processing (according to final image line number), the lists
+ * attached to an origin are sorted by the target line number.
*/
struct blame_entry {
- struct blame_entry *prev;
struct blame_entry *next;
/* the first line of this group in the final image;
@@ -193,15 +261,6 @@ struct blame_entry {
/* the commit that introduced this group into the final image */
struct origin *suspect;
- /* true if the suspect is truly guilty; false while we have not
- * checked if the group came from one of its parents.
- */
- char guilty;
-
- /* true if the entry has been scanned for copies in the current parent
- */
- char scanned;
-
/* the line number of the first line of this group in the
* suspect's file; internally all line numbers are 0 based.
*/
@@ -214,11 +273,112 @@ struct blame_entry {
};
/*
+ * Any merge of blames happens on lists of blames that arrived via
+ * different parents in a single suspect. In this case, we want to
+ * sort according to the suspect line numbers as opposed to the final
+ * image line numbers. The function body is somewhat longish because
+ * it avoids unnecessary writes.
+ */
+
+static struct blame_entry *blame_merge(struct blame_entry *list1,
+ struct blame_entry *list2)
+{
+ struct blame_entry *p1 = list1, *p2 = list2,
+ **tail = &list1;
+
+ if (!p1)
+ return p2;
+ if (!p2)
+ return p1;
+
+ if (p1->s_lno <= p2->s_lno) {
+ do {
+ tail = &p1->next;
+ if ((p1 = *tail) == NULL) {
+ *tail = p2;
+ return list1;
+ }
+ } while (p1->s_lno <= p2->s_lno);
+ }
+ for (;;) {
+ *tail = p2;
+ do {
+ tail = &p2->next;
+ if ((p2 = *tail) == NULL) {
+ *tail = p1;
+ return list1;
+ }
+ } while (p1->s_lno > p2->s_lno);
+ *tail = p1;
+ do {
+ tail = &p1->next;
+ if ((p1 = *tail) == NULL) {
+ *tail = p2;
+ return list1;
+ }
+ } while (p1->s_lno <= p2->s_lno);
+ }
+}
+
+static void *get_next_blame(const void *p)
+{
+ return ((struct blame_entry *)p)->next;
+}
+
+static void set_next_blame(void *p1, void *p2)
+{
+ ((struct blame_entry *)p1)->next = p2;
+}
+
+/*
+ * Final image line numbers are all different, so we don't need a
+ * three-way comparison here.
+ */
+
+static int compare_blame_final(const void *p1, const void *p2)
+{
+ return ((struct blame_entry *)p1)->lno > ((struct blame_entry *)p2)->lno
+ ? 1 : -1;
+}
+
+static int compare_blame_suspect(const void *p1, const void *p2)
+{
+ const struct blame_entry *s1 = p1, *s2 = p2;
+ /*
+ * to allow for collating suspects, we sort according to the
+ * respective pointer value as the primary sorting criterion.
+ * The actual relation is pretty unimportant as long as it
+ * establishes a total order. Comparing as integers gives us
+ * that.
+ */
+ if (s1->suspect != s2->suspect)
+ return (intptr_t)s1->suspect > (intptr_t)s2->suspect ? 1 : -1;
+ if (s1->s_lno == s2->s_lno)
+ return 0;
+ return s1->s_lno > s2->s_lno ? 1 : -1;
+}
+
+static struct blame_entry *blame_sort(struct blame_entry *head,
+ int (*compare_fn)(const void *, const void *))
+{
+ return llist_mergesort (head, get_next_blame, set_next_blame, compare_fn);
+}
+
+static int compare_commits_by_reverse_commit_date(const void *a,
+ const void *b,
+ void *c)
+{
+ return -compare_commits_by_commit_date(a, b, c);
+}
+
+/*
* The current state of the blame assignment.
*/
struct scoreboard {
/* the final commit (i.e. where we started digging from) */
struct commit *final;
+ /* Priority queue for commits with unassigned blame records */
+ struct prio_queue commits;
struct rev_info *revs;
const char *path;
@@ -238,15 +398,6 @@ struct scoreboard {
int *lineno;
};
-static inline int same_suspect(struct origin *a, struct origin *b)
-{
- if (a == b)
- return 1;
- if (a->commit != b->commit)
- return 0;
- return !strcmp(a->path, b->path);
-}
-
static void sanity_check_refcnt(struct scoreboard *);
/*
@@ -259,13 +410,10 @@ static void coalesce(struct scoreboard *sb)
struct blame_entry *ent, *next;
for (ent = sb->ent; ent && (next = ent->next); ent = next) {
- if (same_suspect(ent->suspect, next->suspect) &&
- ent->guilty == next->guilty &&
+ if (ent->suspect == next->suspect &&
ent->s_lno + ent->num_lines == next->s_lno) {
ent->num_lines += next->num_lines;
ent->next = next->next;
- if (ent->next)
- ent->next->prev = ent;
origin_decref(next->suspect);
free(next);
ent->score = 0;
@@ -278,6 +426,30 @@ static void coalesce(struct scoreboard *sb)
}
/*
+ * Merge the given sorted list of blames into a preexisting origin.
+ * If there were no previous blames to that commit, it is entered into
+ * the commit priority queue of the score board.
+ */
+
+static void queue_blames(struct scoreboard *sb, struct origin *porigin,
+ struct blame_entry *sorted)
+{
+ if (porigin->suspects)
+ porigin->suspects = blame_merge(porigin->suspects, sorted);
+ else {
+ struct origin *o;
+ for (o = porigin->commit->util; o; o = o->next) {
+ if (o->suspects) {
+ porigin->suspects = sorted;
+ return;
+ }
+ }
+ porigin->suspects = sorted;
+ prio_queue_put(&sb->commits, porigin->commit);
+ }
+}
+
+/*
* Given a commit and a path in it, create a new origin structure.
* The callers that add blame to the scoreboard should use
* get_origin() to obtain shared, refcounted copy instead of calling
@@ -289,23 +461,32 @@ static struct origin *make_origin(struct commit *commit, const char *path)
o = xcalloc(1, sizeof(*o) + strlen(path) + 1);
o->commit = commit;
o->refcnt = 1;
+ o->next = commit->util;
+ commit->util = o;
strcpy(o->path, path);
return o;
}
/*
* Locate an existing origin or create a new one.
+ * This moves the origin to front position in the commit util list.
*/
static struct origin *get_origin(struct scoreboard *sb,
struct commit *commit,
const char *path)
{
- struct blame_entry *e;
+ struct origin *o, *l;
- for (e = sb->ent; e; e = e->next) {
- if (e->suspect->commit == commit &&
- !strcmp(e->suspect->path, path))
- return origin_incref(e->suspect);
+ for (o = commit->util, l = NULL; o; l = o, o = o->next) {
+ if (!strcmp(o->path, path)) {
+ /* bump to front */
+ if (l) {
+ l->next = o->next;
+ o->next = commit->util;
+ commit->util = o;
+ }
+ return origin_incref(o);
+ }
}
return make_origin(commit, path);
}
@@ -344,41 +525,19 @@ static struct origin *find_origin(struct scoreboard *sb,
struct commit *parent,
struct origin *origin)
{
- struct origin *porigin = NULL;
+ struct origin *porigin;
struct diff_options diff_opts;
const char *paths[2];
- if (parent->util) {
- /*
- * Each commit object can cache one origin in that
- * commit. This is a freestanding copy of origin and
- * not refcounted.
- */
- struct origin *cached = parent->util;
- if (!strcmp(cached->path, origin->path)) {
+ /* First check any existing origins */
+ for (porigin = parent->util; porigin; porigin = porigin->next)
+ if (!strcmp(porigin->path, origin->path)) {
/*
* The same path between origin and its parent
* without renaming -- the most common case.
*/
- porigin = get_origin(sb, parent, cached->path);
-
- /*
- * If the origin was newly created (i.e. get_origin
- * would call make_origin if none is found in the
- * scoreboard), it does not know the blob_sha1/mode,
- * so copy it. Otherwise porigin was in the
- * scoreboard and already knows blob_sha1/mode.
- */
- if (porigin->refcnt == 1) {
- hashcpy(porigin->blob_sha1, cached->blob_sha1);
- porigin->mode = cached->mode;
- }
- return porigin;
+ return origin_incref (porigin);
}
- /* otherwise it was not very useful; free it */
- free(parent->util);
- parent->util = NULL;
- }
/* See if the origin->path is different between parent
* and origin first. Most of the time they are the
@@ -391,9 +550,10 @@ static struct origin *find_origin(struct scoreboard *sb,
paths[0] = origin->path;
paths[1] = NULL;
- diff_tree_setup_paths(paths, &diff_opts);
- if (diff_setup_done(&diff_opts) < 0)
- die("diff-setup");
+ parse_pathspec(&diff_opts.pathspec,
+ PATHSPEC_ALL_MAGIC & ~PATHSPEC_LITERAL,
+ PATHSPEC_LITERAL_PATH, "", paths);
+ diff_setup_done(&diff_opts);
if (is_null_sha1(origin->commit->object.sha1))
do_diff_cache(parent->tree->object.sha1, &diff_opts);
@@ -442,20 +602,7 @@ static struct origin *find_origin(struct scoreboard *sb,
}
}
diff_flush(&diff_opts);
- diff_tree_release_paths(&diff_opts);
- if (porigin) {
- /*
- * Create a freestanding copy that is not part of
- * the refcounted origin found in the scoreboard, and
- * cache it in the commit.
- */
- struct origin *cached;
-
- cached = make_origin(porigin->commit, porigin->path);
- hashcpy(cached->blob_sha1, porigin->blob_sha1);
- cached->mode = porigin->mode;
- parent->util = cached;
- }
+ free_pathspec(&diff_opts.pathspec);
return porigin;
}
@@ -470,17 +617,13 @@ static struct origin *find_rename(struct scoreboard *sb,
struct origin *porigin = NULL;
struct diff_options diff_opts;
int i;
- const char *paths[2];
diff_setup(&diff_opts);
DIFF_OPT_SET(&diff_opts, RECURSIVE);
diff_opts.detect_rename = DIFF_DETECT_RENAME;
diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;
diff_opts.single_follow = origin->path;
- paths[0] = NULL;
- diff_tree_setup_paths(paths, &diff_opts);
- if (diff_setup_done(&diff_opts) < 0)
- die("diff-setup");
+ diff_setup_done(&diff_opts);
if (is_null_sha1(origin->commit->object.sha1))
do_diff_cache(parent->tree->object.sha1, &diff_opts);
@@ -501,62 +644,48 @@ static struct origin *find_rename(struct scoreboard *sb,
}
}
diff_flush(&diff_opts);
- diff_tree_release_paths(&diff_opts);
+ free_pathspec(&diff_opts.pathspec);
return porigin;
}
/*
- * Link in a new blame entry to the scoreboard. Entries that cover the
- * same line range have been removed from the scoreboard previously.
+ * Append a new blame entry to a given output queue.
*/
-static void add_blame_entry(struct scoreboard *sb, struct blame_entry *e)
+static void add_blame_entry(struct blame_entry ***queue, struct blame_entry *e)
{
- struct blame_entry *ent, *prev = NULL;
-
origin_incref(e->suspect);
- for (ent = sb->ent; ent && ent->lno < e->lno; ent = ent->next)
- prev = ent;
-
- /* prev, if not NULL, is the last one that is below e */
- e->prev = prev;
- if (prev) {
- e->next = prev->next;
- prev->next = e;
- }
- else {
- e->next = sb->ent;
- sb->ent = e;
- }
- if (e->next)
- e->next->prev = e;
+ e->next = **queue;
+ **queue = e;
+ *queue = &e->next;
}
/*
* src typically is on-stack; we want to copy the information in it to
- * a malloced blame_entry that is already on the linked list of the
- * scoreboard. The origin of dst loses a refcnt while the origin of src
- * gains one.
+ * a malloced blame_entry that gets added to the given queue. The
+ * origin of dst loses a refcnt.
*/
-static void dup_entry(struct blame_entry *dst, struct blame_entry *src)
+static void dup_entry(struct blame_entry ***queue,
+ struct blame_entry *dst, struct blame_entry *src)
{
- struct blame_entry *p, *n;
-
- p = dst->prev;
- n = dst->next;
origin_incref(src->suspect);
origin_decref(dst->suspect);
memcpy(dst, src, sizeof(*src));
- dst->prev = p;
- dst->next = n;
- dst->score = 0;
+ dst->next = **queue;
+ **queue = dst;
+ *queue = &dst->next;
}
-static const char *nth_line(struct scoreboard *sb, int lno)
+static const char *nth_line(struct scoreboard *sb, long lno)
{
return sb->final_buf + sb->lineno[lno];
}
+static const char *nth_line_cb(void *data, long lno)
+{
+ return nth_line((struct scoreboard *)data, lno);
+}
+
/*
* It is known that lines between tlno to same came from parent, and e
* has an overlap with that range. it also is known that parent's
@@ -616,10 +745,11 @@ static void split_overlap(struct blame_entry *split,
/*
* split_overlap() divided an existing blame e into up to three parts
- * in split. Adjust the linked list of blames in the scoreboard to
+ * in split. Any assigned blame is moved to queue to
* reflect the split.
*/
-static void split_blame(struct scoreboard *sb,
+static void split_blame(struct blame_entry ***blamed,
+ struct blame_entry ***unblamed,
struct blame_entry *split,
struct blame_entry *e)
{
@@ -627,61 +757,39 @@ static void split_blame(struct scoreboard *sb,
if (split[0].suspect && split[2].suspect) {
/* The first part (reuse storage for the existing entry e) */
- dup_entry(e, &split[0]);
+ dup_entry(unblamed, e, &split[0]);
/* The last part -- me */
new_entry = xmalloc(sizeof(*new_entry));
memcpy(new_entry, &(split[2]), sizeof(struct blame_entry));
- add_blame_entry(sb, new_entry);
+ add_blame_entry(unblamed, new_entry);
/* ... and the middle part -- parent */
new_entry = xmalloc(sizeof(*new_entry));
memcpy(new_entry, &(split[1]), sizeof(struct blame_entry));
- add_blame_entry(sb, new_entry);
+ add_blame_entry(blamed, new_entry);
}
else if (!split[0].suspect && !split[2].suspect)
/*
* The parent covers the entire area; reuse storage for
* e and replace it with the parent.
*/
- dup_entry(e, &split[1]);
+ dup_entry(blamed, e, &split[1]);
else if (split[0].suspect) {
/* me and then parent */
- dup_entry(e, &split[0]);
+ dup_entry(unblamed, e, &split[0]);
new_entry = xmalloc(sizeof(*new_entry));
memcpy(new_entry, &(split[1]), sizeof(struct blame_entry));
- add_blame_entry(sb, new_entry);
+ add_blame_entry(blamed, new_entry);
}
else {
/* parent and then me */
- dup_entry(e, &split[1]);
+ dup_entry(blamed, e, &split[1]);
new_entry = xmalloc(sizeof(*new_entry));
memcpy(new_entry, &(split[2]), sizeof(struct blame_entry));
- add_blame_entry(sb, new_entry);
- }
-
- if (DEBUG) { /* sanity */
- struct blame_entry *ent;
- int lno = sb->ent->lno, corrupt = 0;
-
- for (ent = sb->ent; ent; ent = ent->next) {
- if (lno != ent->lno)
- corrupt = 1;
- if (ent->s_lno < 0)
- corrupt = 1;
- lno += ent->num_lines;
- }
- if (corrupt) {
- lno = sb->ent->lno;
- for (ent = sb->ent; ent; ent = ent->next) {
- printf("L %8d l %8d n %8d\n",
- lno, ent->lno, ent->num_lines);
- lno = ent->lno + ent->num_lines;
- }
- die("oops");
- }
+ add_blame_entry(unblamed, new_entry);
}
}
@@ -698,73 +806,147 @@ static void decref_split(struct blame_entry *split)
}
/*
- * Helper for blame_chunk(). blame_entry e is known to overlap with
- * the patch hunk; split it and pass blame to the parent.
+ * reverse_blame reverses the list given in head, appending tail.
+ * That allows us to build lists in reverse order, then reverse them
+ * afterwards. This can be faster than building the list in proper
+ * order right away. The reason is that building in proper order
+ * requires writing a link in the _previous_ element, while building
+ * in reverse order just requires placing the list head into the
+ * _current_ element.
*/
-static void blame_overlap(struct scoreboard *sb, struct blame_entry *e,
- int tlno, int plno, int same,
- struct origin *parent)
-{
- struct blame_entry split[3];
- split_overlap(split, e, tlno, plno, same, parent);
- if (split[1].suspect)
- split_blame(sb, split, e);
- decref_split(split);
-}
-
-/*
- * Find the line number of the last line the target is suspected for.
- */
-static int find_last_in_target(struct scoreboard *sb, struct origin *target)
+static struct blame_entry *reverse_blame(struct blame_entry *head,
+ struct blame_entry *tail)
{
- struct blame_entry *e;
- int last_in_target = -1;
-
- for (e = sb->ent; e; e = e->next) {
- if (e->guilty || !same_suspect(e->suspect, target))
- continue;
- if (last_in_target < e->s_lno + e->num_lines)
- last_in_target = e->s_lno + e->num_lines;
+ while (head) {
+ struct blame_entry *next = head->next;
+ head->next = tail;
+ tail = head;
+ head = next;
}
- return last_in_target;
+ return tail;
}
/*
* Process one hunk from the patch between the current suspect for
- * blame_entry e and its parent. Find and split the overlap, and
- * pass blame to the overlapping part to the parent.
+ * blame_entry e and its parent. This first blames any unfinished
+ * entries before the chunk (which is where target and parent start
+ * differing) on the parent, and then splits blame entries at the
+ * start and at the end of the difference region. Since use of -M and
+ * -C options may lead to overlapping/duplicate source line number
+ * ranges, all we can rely on from sorting/merging is the order of the
+ * first suspect line number.
*/
-static void blame_chunk(struct scoreboard *sb,
- int tlno, int plno, int same,
- struct origin *target, struct origin *parent)
+static void blame_chunk(struct blame_entry ***dstq, struct blame_entry ***srcq,
+ int tlno, int offset, int same,
+ struct origin *parent)
{
- struct blame_entry *e;
+ struct blame_entry *e = **srcq;
+ struct blame_entry *samep = NULL, *diffp = NULL;
- for (e = sb->ent; e; e = e->next) {
- if (e->guilty || !same_suspect(e->suspect, target))
- continue;
- if (same <= e->s_lno)
- continue;
- if (tlno < e->s_lno + e->num_lines)
- blame_overlap(sb, e, tlno, plno, same, parent);
+ while (e && e->s_lno < tlno) {
+ struct blame_entry *next = e->next;
+ /*
+ * current record starts before differing portion. If
+ * it reaches into it, we need to split it up and
+ * examine the second part separately.
+ */
+ if (e->s_lno + e->num_lines > tlno) {
+ /* Move second half to a new record */
+ int len = tlno - e->s_lno;
+ struct blame_entry *n = xcalloc(1, sizeof (struct blame_entry));
+ n->suspect = e->suspect;
+ n->lno = e->lno + len;
+ n->s_lno = e->s_lno + len;
+ n->num_lines = e->num_lines - len;
+ e->num_lines = len;
+ e->score = 0;
+ /* Push new record to diffp */
+ n->next = diffp;
+ diffp = n;
+ } else
+ origin_decref(e->suspect);
+ /* Pass blame for everything before the differing
+ * chunk to the parent */
+ e->suspect = origin_incref(parent);
+ e->s_lno += offset;
+ e->next = samep;
+ samep = e;
+ e = next;
+ }
+ /*
+ * As we don't know how much of a common stretch after this
+ * diff will occur, the currently blamed parts are all that we
+ * can assign to the parent for now.
+ */
+
+ if (samep) {
+ **dstq = reverse_blame(samep, **dstq);
+ *dstq = &samep->next;
+ }
+ /*
+ * Prepend the split off portions: everything after e starts
+ * after the blameable portion.
+ */
+ e = reverse_blame(diffp, e);
+
+ /*
+ * Now retain records on the target while parts are different
+ * from the parent.
+ */
+ samep = NULL;
+ diffp = NULL;
+ while (e && e->s_lno < same) {
+ struct blame_entry *next = e->next;
+
+ /*
+ * If current record extends into sameness, need to split.
+ */
+ if (e->s_lno + e->num_lines > same) {
+ /*
+ * Move second half to a new record to be
+ * processed by later chunks
+ */
+ int len = same - e->s_lno;
+ struct blame_entry *n = xcalloc(1, sizeof (struct blame_entry));
+ n->suspect = origin_incref(e->suspect);
+ n->lno = e->lno + len;
+ n->s_lno = e->s_lno + len;
+ n->num_lines = e->num_lines - len;
+ e->num_lines = len;
+ e->score = 0;
+ /* Push new record to samep */
+ n->next = samep;
+ samep = n;
+ }
+ e->next = diffp;
+ diffp = e;
+ e = next;
}
+ **srcq = reverse_blame(diffp, reverse_blame(samep, e));
+ /* Move across elements that are in the unblamable portion */
+ if (diffp)
+ *srcq = &diffp->next;
}
struct blame_chunk_cb_data {
- struct scoreboard *sb;
- struct origin *target;
struct origin *parent;
- long plno;
- long tlno;
+ long offset;
+ struct blame_entry **dstq;
+ struct blame_entry **srcq;
};
-static void blame_chunk_cb(void *data, long same, long p_next, long t_next)
+/* diff chunks are from parent to target */
+static int blame_chunk_cb(long start_a, long count_a,
+ long start_b, long count_b, void *data)
{
struct blame_chunk_cb_data *d = data;
- blame_chunk(d->sb, d->tlno, d->plno, same, d->target, d->parent);
- d->plno = p_next;
- d->tlno = t_next;
+ if (start_a - start_b != d->offset)
+ die("internal error in blame::blame_chunk_cb");
+ blame_chunk(&d->dstq, &d->srcq, start_b, start_a - start_b,
+ start_b + count_b, d->parent);
+ d->offset = start_a + count_a - (start_b + count_b);
+ return 0;
}
/*
@@ -772,34 +954,32 @@ static void blame_chunk_cb(void *data, long same, long p_next, long t_next)
* for the lines it is suspected to its parent. Run diff to find
* which lines came from parent and pass blame for them.
*/
-static int pass_blame_to_parent(struct scoreboard *sb,
- struct origin *target,
- struct origin *parent)
+static void pass_blame_to_parent(struct scoreboard *sb,
+ struct origin *target,
+ struct origin *parent)
{
- int last_in_target;
mmfile_t file_p, file_o;
struct blame_chunk_cb_data d;
- xpparam_t xpp;
- xdemitconf_t xecfg;
- memset(&d, 0, sizeof(d));
- d.sb = sb; d.target = target; d.parent = parent;
- last_in_target = find_last_in_target(sb, target);
- if (last_in_target < 0)
- return 1; /* nothing remains for this target */
+ struct blame_entry *newdest = NULL;
+
+ if (!target->suspects)
+ return; /* nothing remains for this target */
+
+ d.parent = parent;
+ d.offset = 0;
+ d.dstq = &newdest; d.srcq = &target->suspects;
fill_origin_blob(&sb->revs->diffopt, parent, &file_p);
fill_origin_blob(&sb->revs->diffopt, target, &file_o);
num_get_patch++;
- memset(&xpp, 0, sizeof(xpp));
- xpp.flags = xdl_opts;
- memset(&xecfg, 0, sizeof(xecfg));
- xecfg.ctxlen = 0;
- xdi_diff_hunks(&file_p, &file_o, blame_chunk_cb, &d, &xpp, &xecfg);
- /* The rest (i.e. anything after tlno) are the same as the parent */
- blame_chunk(sb, d.tlno, d.plno, last_in_target, target, parent);
+ diff_hunks(&file_p, &file_o, 0, blame_chunk_cb, &d);
+ /* The rest are the same as the parent */
+ blame_chunk(&d.dstq, &d.srcq, INT_MAX, d.offset, INT_MAX, parent);
+ *d.dstq = NULL;
+ queue_blames(sb, parent, newdest);
- return 0;
+ return;
}
/*
@@ -899,12 +1079,15 @@ struct handle_split_cb_data {
long tlno;
};
-static void handle_split_cb(void *data, long same, long p_next, long t_next)
+static int handle_split_cb(long start_a, long count_a,
+ long start_b, long count_b, void *data)
{
struct handle_split_cb_data *d = data;
- handle_split(d->sb, d->ent, d->tlno, d->plno, same, d->parent, d->split);
- d->plno = p_next;
- d->tlno = t_next;
+ handle_split(d->sb, d->ent, d->tlno, d->plno, start_b, d->parent,
+ d->split);
+ d->plno = start_a + count_a;
+ d->tlno = start_b + count_b;
+ return 0;
}
/*
@@ -919,11 +1102,9 @@ static void find_copy_in_blob(struct scoreboard *sb,
mmfile_t *file_p)
{
const char *cp;
- int cnt;
mmfile_t file_o;
struct handle_split_cb_data d;
- xpparam_t xpp;
- xdemitconf_t xecfg;
+
memset(&d, 0, sizeof(d));
d.sb = sb; d.ent = ent; d.parent = parent; d.split = split;
/*
@@ -931,65 +1112,92 @@ static void find_copy_in_blob(struct scoreboard *sb,
*/
cp = nth_line(sb, ent->lno);
file_o.ptr = (char *) cp;
- cnt = ent->num_lines;
-
- while (cnt && cp < sb->final_buf + sb->final_buf_size) {
- if (*cp++ == '\n')
- cnt--;
- }
- file_o.size = cp - file_o.ptr;
+ file_o.size = nth_line(sb, ent->lno + ent->num_lines) - cp;
/*
* file_o is a part of final image we are annotating.
* file_p partially may match that image.
*/
- memset(&xpp, 0, sizeof(xpp));
- xpp.flags = xdl_opts;
- memset(&xecfg, 0, sizeof(xecfg));
- xecfg.ctxlen = 1;
memset(split, 0, sizeof(struct blame_entry [3]));
- xdi_diff_hunks(file_p, &file_o, handle_split_cb, &d, &xpp, &xecfg);
+ diff_hunks(file_p, &file_o, 1, handle_split_cb, &d);
/* remainder, if any, all match the preimage */
handle_split(sb, ent, d.tlno, d.plno, ent->num_lines, parent, split);
}
+/* Move all blame entries from list *source that have a score smaller
+ * than score_min to the front of list *small.
+ * Returns a pointer to the link pointing to the old head of the small list.
+ */
+
+static struct blame_entry **filter_small(struct scoreboard *sb,
+ struct blame_entry **small,
+ struct blame_entry **source,
+ unsigned score_min)
+{
+ struct blame_entry *p = *source;
+ struct blame_entry *oldsmall = *small;
+ while (p) {
+ if (ent_score(sb, p) <= score_min) {
+ *small = p;
+ small = &p->next;
+ p = *small;
+ } else {
+ *source = p;
+ source = &p->next;
+ p = *source;
+ }
+ }
+ *small = oldsmall;
+ *source = NULL;
+ return small;
+}
+
/*
* See if lines currently target is suspected for can be attributed to
* parent.
*/
-static int find_move_in_parent(struct scoreboard *sb,
- struct origin *target,
- struct origin *parent)
+static void find_move_in_parent(struct scoreboard *sb,
+ struct blame_entry ***blamed,
+ struct blame_entry **toosmall,
+ struct origin *target,
+ struct origin *parent)
{
- int last_in_target, made_progress;
struct blame_entry *e, split[3];
+ struct blame_entry *unblamed = target->suspects;
+ struct blame_entry *leftover = NULL;
mmfile_t file_p;
- last_in_target = find_last_in_target(sb, target);
- if (last_in_target < 0)
- return 1; /* nothing remains for this target */
+ if (!unblamed)
+ return; /* nothing remains for this target */
fill_origin_blob(&sb->revs->diffopt, parent, &file_p);
if (!file_p.ptr)
- return 0;
+ return;
- made_progress = 1;
- while (made_progress) {
- made_progress = 0;
- for (e = sb->ent; e; e = e->next) {
- if (e->guilty || !same_suspect(e->suspect, target) ||
- ent_score(sb, e) < blame_move_score)
- continue;
+ /* At each iteration, unblamed has a NULL-terminated list of
+ * entries that have not yet been tested for blame. leftover
+ * contains the reversed list of entries that have been tested
+ * without being assignable to the parent.
+ */
+ do {
+ struct blame_entry **unblamedtail = &unblamed;
+ struct blame_entry *next;
+ for (e = unblamed; e; e = next) {
+ next = e->next;
find_copy_in_blob(sb, e, parent, split, &file_p);
if (split[1].suspect &&
blame_move_score < ent_score(sb, &split[1])) {
- split_blame(sb, split, e);
- made_progress = 1;
+ split_blame(blamed, &unblamedtail, split, e);
+ } else {
+ e->next = leftover;
+ leftover = e;
}
decref_split(split);
}
- }
- return 0;
+ *unblamedtail = NULL;
+ toosmall = filter_small(sb, toosmall, &unblamed, blame_move_score);
+ } while (unblamed);
+ target->suspects = reverse_blame(leftover, NULL);
}
struct blame_list {
@@ -1001,72 +1209,52 @@ struct blame_list {
* Count the number of entries the target is suspected for,
* and prepare a list of entry and the best split.
*/
-static struct blame_list *setup_blame_list(struct scoreboard *sb,
- struct origin *target,
- int min_score,
+static struct blame_list *setup_blame_list(struct blame_entry *unblamed,
int *num_ents_p)
{
struct blame_entry *e;
int num_ents, i;
struct blame_list *blame_list = NULL;
- for (e = sb->ent, num_ents = 0; e; e = e->next)
- if (!e->scanned && !e->guilty &&
- same_suspect(e->suspect, target) &&
- min_score < ent_score(sb, e))
- num_ents++;
+ for (e = unblamed, num_ents = 0; e; e = e->next)
+ num_ents++;
if (num_ents) {
blame_list = xcalloc(num_ents, sizeof(struct blame_list));
- for (e = sb->ent, i = 0; e; e = e->next)
- if (!e->scanned && !e->guilty &&
- same_suspect(e->suspect, target) &&
- min_score < ent_score(sb, e))
- blame_list[i++].ent = e;
+ for (e = unblamed, i = 0; e; e = e->next)
+ blame_list[i++].ent = e;
}
*num_ents_p = num_ents;
return blame_list;
}
/*
- * Reset the scanned status on all entries.
- */
-static void reset_scanned_flag(struct scoreboard *sb)
-{
- struct blame_entry *e;
- for (e = sb->ent; e; e = e->next)
- e->scanned = 0;
-}
-
-/*
* For lines target is suspected for, see if we can find code movement
* across file boundary from the parent commit. porigin is the path
* in the parent we already tried.
*/
-static int find_copy_in_parent(struct scoreboard *sb,
- struct origin *target,
- struct commit *parent,
- struct origin *porigin,
- int opt)
+static void find_copy_in_parent(struct scoreboard *sb,
+ struct blame_entry ***blamed,
+ struct blame_entry **toosmall,
+ struct origin *target,
+ struct commit *parent,
+ struct origin *porigin,
+ int opt)
{
struct diff_options diff_opts;
- const char *paths[1];
int i, j;
- int retval;
struct blame_list *blame_list;
int num_ents;
+ struct blame_entry *unblamed = target->suspects;
+ struct blame_entry *leftover = NULL;
- blame_list = setup_blame_list(sb, target, blame_copy_score, &num_ents);
- if (!blame_list)
- return 1; /* nothing remains for this target */
+ if (!unblamed)
+ return; /* nothing remains for this target */
diff_setup(&diff_opts);
DIFF_OPT_SET(&diff_opts, RECURSIVE);
diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;
- paths[0] = NULL;
- diff_tree_setup_paths(paths, &diff_opts);
- if (diff_setup_done(&diff_opts) < 0)
- die("diff-setup");
+ diff_setup_done(&diff_opts);
/* Try "find copies harder" on new path if requested;
* we do not want to use diffcore_rename() actually to
@@ -1090,9 +1278,9 @@ static int find_copy_in_parent(struct scoreboard *sb,
if (!DIFF_OPT_TST(&diff_opts, FIND_COPIES_HARDER))
diffcore_std(&diff_opts);
- retval = 0;
- while (1) {
- int made_progress = 0;
+ do {
+ struct blame_entry **unblamedtail = &unblamed;
+ blame_list = setup_blame_list(unblamed, &num_ents);
for (i = 0; i < diff_queued_diff.nr; i++) {
struct diff_filepair *p = diff_queued_diff.queue[i];
@@ -1129,27 +1317,21 @@ static int find_copy_in_parent(struct scoreboard *sb,
struct blame_entry *split = blame_list[j].split;
if (split[1].suspect &&
blame_copy_score < ent_score(sb, &split[1])) {
- split_blame(sb, split, blame_list[j].ent);
- made_progress = 1;
+ split_blame(blamed, &unblamedtail, split,
+ blame_list[j].ent);
+ } else {
+ blame_list[j].ent->next = leftover;
+ leftover = blame_list[j].ent;
}
- else
- blame_list[j].ent->scanned = 1;
decref_split(split);
}
free(blame_list);
-
- if (!made_progress)
- break;
- blame_list = setup_blame_list(sb, target, blame_copy_score, &num_ents);
- if (!blame_list) {
- retval = 1;
- break;
- }
- }
- reset_scanned_flag(sb);
+ *unblamedtail = NULL;
+ toosmall = filter_small(sb, toosmall, &unblamed, blame_copy_score);
+ } while (unblamed);
+ target->suspects = reverse_blame(leftover, NULL);
diff_flush(&diff_opts);
- diff_tree_release_paths(&diff_opts);
- return retval;
+ free_pathspec(&diff_opts.pathspec);
}
/*
@@ -1159,20 +1341,21 @@ static int find_copy_in_parent(struct scoreboard *sb,
static void pass_whole_blame(struct scoreboard *sb,
struct origin *origin, struct origin *porigin)
{
- struct blame_entry *e;
+ struct blame_entry *e, *suspects;
if (!porigin->file.ptr && origin->file.ptr) {
/* Steal its file */
porigin->file = origin->file;
origin->file.ptr = NULL;
}
- for (e = sb->ent; e; e = e->next) {
- if (!same_suspect(e->suspect, origin))
- continue;
+ suspects = origin->suspects;
+ origin->suspects = NULL;
+ for (e = suspects; e; e = e->next) {
origin_incref(porigin);
origin_decref(e->suspect);
e->suspect = porigin;
}
+ queue_blames(sb, porigin, suspects);
}
/*
@@ -1189,11 +1372,29 @@ static struct commit_list *first_scapegoat(struct rev_info *revs, struct commit
static int num_scapegoats(struct rev_info *revs, struct commit *commit)
{
- int cnt;
struct commit_list *l = first_scapegoat(revs, commit);
- for (cnt = 0; l; l = l->next)
- cnt++;
- return cnt;
+ return commit_list_count(l);
+}
+
+/* Distribute collected unsorted blames to the respected sorted lists
+ * in the various origins.
+ */
+static void distribute_blame(struct scoreboard *sb, struct blame_entry *blamed)
+{
+ blamed = blame_sort(blamed, compare_blame_suspect);
+ while (blamed)
+ {
+ struct origin *porigin = blamed->suspect;
+ struct blame_entry *suspects = NULL;
+ do {
+ struct blame_entry *next = blamed->next;
+ blamed->next = suspects;
+ suspects = blamed;
+ blamed = next;
+ } while (blamed && blamed->suspect == porigin);
+ suspects = reverse_blame(suspects, NULL);
+ queue_blames(sb, porigin, suspects);
+ }
}
#define MAXSG 16
@@ -1206,6 +1407,8 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt)
struct commit_list *sg;
struct origin *sg_buf[MAXSG];
struct origin *porigin, **sg_origin = sg_buf;
+ struct blame_entry *toosmall = NULL;
+ struct blame_entry *blames, **blametail = &blames;
num_sg = num_scapegoats(revs, commit);
if (!num_sg)
@@ -1219,7 +1422,7 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt)
* The first pass looks for unrenamed path to optimize for
* common cases, then we look for renames in the second pass.
*/
- for (pass = 0; pass < 2; pass++) {
+ for (pass = 0; pass < 2 - no_whole_file_rename; pass++) {
struct origin *(*find)(struct scoreboard *,
struct commit *, struct origin *);
find = pass ? find_rename : find_origin;
@@ -1267,38 +1470,71 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt)
origin_incref(porigin);
origin->previous = porigin;
}
- if (pass_blame_to_parent(sb, origin, porigin))
+ pass_blame_to_parent(sb, origin, porigin);
+ if (!origin->suspects)
goto finish;
}
/*
* Optionally find moves in parents' files.
*/
- if (opt & PICKAXE_BLAME_MOVE)
- for (i = 0, sg = first_scapegoat(revs, commit);
- i < num_sg && sg;
- sg = sg->next, i++) {
- struct origin *porigin = sg_origin[i];
- if (!porigin)
- continue;
- if (find_move_in_parent(sb, origin, porigin))
- goto finish;
+ if (opt & PICKAXE_BLAME_MOVE) {
+ filter_small(sb, &toosmall, &origin->suspects, blame_move_score);
+ if (origin->suspects) {
+ for (i = 0, sg = first_scapegoat(revs, commit);
+ i < num_sg && sg;
+ sg = sg->next, i++) {
+ struct origin *porigin = sg_origin[i];
+ if (!porigin)
+ continue;
+ find_move_in_parent(sb, &blametail, &toosmall, origin, porigin);
+ if (!origin->suspects)
+ break;
+ }
}
+ }
/*
* Optionally find copies from parents' files.
*/
- if (opt & PICKAXE_BLAME_COPY)
+ if (opt & PICKAXE_BLAME_COPY) {
+ if (blame_copy_score > blame_move_score)
+ filter_small(sb, &toosmall, &origin->suspects, blame_copy_score);
+ else if (blame_copy_score < blame_move_score) {
+ origin->suspects = blame_merge(origin->suspects, toosmall);
+ toosmall = NULL;
+ filter_small(sb, &toosmall, &origin->suspects, blame_copy_score);
+ }
+ if (!origin->suspects)
+ goto finish;
+
for (i = 0, sg = first_scapegoat(revs, commit);
i < num_sg && sg;
sg = sg->next, i++) {
struct origin *porigin = sg_origin[i];
- if (find_copy_in_parent(sb, origin, sg->item,
- porigin, opt))
+ find_copy_in_parent(sb, &blametail, &toosmall,
+ origin, sg->item, porigin, opt);
+ if (!origin->suspects)
goto finish;
}
+ }
- finish:
+finish:
+ *blametail = NULL;
+ distribute_blame(sb, blames);
+ /*
+ * prepend toosmall to origin->suspects
+ *
+ * There is no point in sorting: this ends up on a big
+ * unsorted list in the caller anyway.
+ */
+ if (toosmall) {
+ struct blame_entry **tail = &toosmall;
+ while (*tail)
+ tail = &(*tail)->next;
+ *tail = origin->suspects;
+ origin->suspects = toosmall;
+ }
for (i = 0; i < num_sg; i++) {
if (sg_origin[i]) {
drop_origin_blob(sg_origin[i]);
@@ -1314,30 +1550,31 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt)
* Information on commits, used for output.
*/
struct commit_info {
- const char *author;
- const char *author_mail;
+ struct strbuf author;
+ struct strbuf author_mail;
unsigned long author_time;
- const char *author_tz;
+ struct strbuf author_tz;
/* filled only when asked for details */
- const char *committer;
- const char *committer_mail;
+ struct strbuf committer;
+ struct strbuf committer_mail;
unsigned long committer_time;
- const char *committer_tz;
+ struct strbuf committer_tz;
- const char *summary;
+ struct strbuf summary;
};
/*
* Parse author/committer line in the commit object buffer
*/
static void get_ac_line(const char *inbuf, const char *what,
- int person_len, char *person,
- int mail_len, char *mail,
- unsigned long *time, const char **tz)
+ struct strbuf *name, struct strbuf *mail,
+ unsigned long *time, struct strbuf *tz)
{
- int len, tzlen, maillen;
- char *tmp, *endp, *timepos, *mailpos;
+ struct ident_split ident;
+ size_t len, maillen, namelen;
+ char *tmp, *endp;
+ const char *namebuf, *mailbuf;
tmp = strstr(inbuf, what);
if (!tmp)
@@ -1348,69 +1585,66 @@ static void get_ac_line(const char *inbuf, const char *what,
len = strlen(tmp);
else
len = endp - tmp;
- if (person_len <= len) {
+
+ if (split_ident_line(&ident, tmp, len)) {
error_out:
/* Ugh */
- *tz = "(unknown)";
- strcpy(person, *tz);
- strcpy(mail, *tz);
+ tmp = "(unknown)";
+ strbuf_addstr(name, tmp);
+ strbuf_addstr(mail, tmp);
+ strbuf_addstr(tz, tmp);
*time = 0;
return;
}
- memcpy(person, tmp, len);
-
- tmp = person;
- tmp += len;
- *tmp = 0;
- while (person < tmp && *tmp != ' ')
- tmp--;
- if (tmp <= person)
- goto error_out;
- *tz = tmp+1;
- tzlen = (person+len)-(tmp+1);
- *tmp = 0;
- while (person < tmp && *tmp != ' ')
- tmp--;
- if (tmp <= person)
- goto error_out;
- *time = strtoul(tmp, NULL, 10);
- timepos = tmp;
+ namelen = ident.name_end - ident.name_begin;
+ namebuf = ident.name_begin;
- *tmp = 0;
- while (person < tmp && !(*tmp == ' ' && tmp[1] == '<'))
- tmp--;
- if (tmp <= person)
- return;
- mailpos = tmp + 1;
- *tmp = 0;
- maillen = timepos - tmp;
- memcpy(mail, mailpos, maillen);
+ maillen = ident.mail_end - ident.mail_begin;
+ mailbuf = ident.mail_begin;
- if (!mailmap.nr)
- return;
+ if (ident.date_begin && ident.date_end)
+ *time = strtoul(ident.date_begin, NULL, 10);
+ else
+ *time = 0;
- /*
- * mailmap expansion may make the name longer.
- * make room by pushing stuff down.
- */
- tmp = person + person_len - (tzlen + 1);
- memmove(tmp, *tz, tzlen);
- tmp[tzlen] = 0;
- *tz = tmp;
+ if (ident.tz_begin && ident.tz_end)
+ strbuf_add(tz, ident.tz_begin, ident.tz_end - ident.tz_begin);
+ else
+ strbuf_addstr(tz, "(unknown)");
/*
* Now, convert both name and e-mail using mailmap
*/
- if (map_user(&mailmap, mail+1, mail_len-1, person, tmp-person-1)) {
- /* Add a trailing '>' to email, since map_user returns plain emails
- Note: It already has '<', since we replace from mail+1 */
- mailpos = memchr(mail, '\0', mail_len);
- if (mailpos && mailpos-mail < mail_len - 1) {
- *mailpos = '>';
- *(mailpos+1) = '\0';
- }
- }
+ map_user(&mailmap, &mailbuf, &maillen,
+ &namebuf, &namelen);
+
+ strbuf_addf(mail, "<%.*s>", (int)maillen, mailbuf);
+ strbuf_add(name, namebuf, namelen);
+}
+
+static void commit_info_init(struct commit_info *ci)
+{
+
+ strbuf_init(&ci->author, 0);
+ strbuf_init(&ci->author_mail, 0);
+ strbuf_init(&ci->author_tz, 0);
+ strbuf_init(&ci->committer, 0);
+ strbuf_init(&ci->committer_mail, 0);
+ strbuf_init(&ci->committer_tz, 0);
+ strbuf_init(&ci->summary, 0);
+}
+
+static void commit_info_destroy(struct commit_info *ci)
+{
+
+ strbuf_release(&ci->author);
+ strbuf_release(&ci->author_mail);
+ strbuf_release(&ci->author_tz);
+ strbuf_release(&ci->committer);
+ strbuf_release(&ci->committer_mail);
+ strbuf_release(&ci->committer_tz);
+ strbuf_release(&ci->summary);
}
static void get_commit_info(struct commit *commit,
@@ -1418,57 +1652,33 @@ static void get_commit_info(struct commit *commit,
int detailed)
{
int len;
- const char *subject;
- char *reencoded, *message;
- static char author_name[1024];
- static char author_mail[1024];
- static char committer_name[1024];
- static char committer_mail[1024];
- static char summary_buf[1024];
+ const char *subject, *encoding;
+ const char *message;
- /*
- * We've operated without save_commit_buffer, so
- * we now need to populate them for output.
- */
- if (!commit->buffer) {
- enum object_type type;
- unsigned long size;
- commit->buffer =
- read_sha1_file(commit->object.sha1, &type, &size);
- if (!commit->buffer)
- die("Cannot read commit %s",
- sha1_to_hex(commit->object.sha1));
- }
- reencoded = reencode_commit_message(commit, NULL);
- message = reencoded ? reencoded : commit->buffer;
- ret->author = author_name;
- ret->author_mail = author_mail;
+ commit_info_init(ret);
+
+ encoding = get_log_output_encoding();
+ message = logmsg_reencode(commit, NULL, encoding);
get_ac_line(message, "\nauthor ",
- sizeof(author_name), author_name,
- sizeof(author_mail), author_mail,
+ &ret->author, &ret->author_mail,
&ret->author_time, &ret->author_tz);
if (!detailed) {
- free(reencoded);
+ unuse_commit_buffer(commit, message);
return;
}
- ret->committer = committer_name;
- ret->committer_mail = committer_mail;
get_ac_line(message, "\ncommitter ",
- sizeof(committer_name), committer_name,
- sizeof(committer_mail), committer_mail,
+ &ret->committer, &ret->committer_mail,
&ret->committer_time, &ret->committer_tz);
- ret->summary = summary_buf;
len = find_commit_subject(message, &subject);
- if (len && len < sizeof(summary_buf)) {
- memcpy(summary_buf, subject, len);
- summary_buf[len] = 0;
- } else {
- sprintf(summary_buf, "(%s)", sha1_to_hex(commit->object.sha1));
- }
- free(reencoded);
+ if (len)
+ strbuf_add(&ret->summary, subject, len);
+ else
+ strbuf_addf(&ret->summary, "(%s)", sha1_to_hex(commit->object.sha1));
+
+ unuse_commit_buffer(commit, message);
}
/*
@@ -1496,15 +1706,15 @@ static int emit_one_suspect_detail(struct origin *suspect, int repeat)
suspect->commit->object.flags |= METAINFO_SHOWN;
get_commit_info(suspect->commit, &ci, 1);
- printf("author %s\n", ci.author);
- printf("author-mail %s\n", ci.author_mail);
+ printf("author %s\n", ci.author.buf);
+ printf("author-mail %s\n", ci.author_mail.buf);
printf("author-time %lu\n", ci.author_time);
- printf("author-tz %s\n", ci.author_tz);
- printf("committer %s\n", ci.committer);
- printf("committer-mail %s\n", ci.committer_mail);
+ printf("author-tz %s\n", ci.author_tz.buf);
+ printf("committer %s\n", ci.committer.buf);
+ printf("committer-mail %s\n", ci.committer_mail.buf);
printf("committer-time %lu\n", ci.committer_time);
- printf("committer-tz %s\n", ci.committer_tz);
- printf("summary %s\n", ci.summary);
+ printf("committer-tz %s\n", ci.committer_tz.buf);
+ printf("summary %s\n", ci.summary.buf);
if (suspect->commit->object.flags & UNINTERESTING)
printf("boundary\n");
if (suspect->previous) {
@@ -1512,18 +1722,18 @@ static int emit_one_suspect_detail(struct origin *suspect, int repeat)
printf("previous %s ", sha1_to_hex(prev->commit->object.sha1));
write_name_quoted(prev->path, stdout, '\n');
}
+
+ commit_info_destroy(&ci);
+
return 1;
}
/*
- * The blame_entry is found to be guilty for the range. Mark it
- * as such, and show it in incremental output.
+ * The blame_entry is found to be guilty for the range.
+ * Show it in incremental output.
*/
static void found_guilty_entry(struct blame_entry *ent)
{
- if (ent->guilty)
- return;
- ent->guilty = 1;
if (incremental) {
struct origin *suspect = ent->suspect;
@@ -1537,34 +1747,35 @@ static void found_guilty_entry(struct blame_entry *ent)
}
/*
- * The main loop -- while the scoreboard has lines whose true origin
- * is still unknown, pick one blame_entry, and allow its current
- * suspect to pass blames to its parents.
- */
+ * The main loop -- while we have blobs with lines whose true origin
+ * is still unknown, pick one blob, and allow its lines to pass blames
+ * to its parents. */
static void assign_blame(struct scoreboard *sb, int opt)
{
struct rev_info *revs = sb->revs;
+ struct commit *commit = prio_queue_get(&sb->commits);
- while (1) {
+ while (commit) {
struct blame_entry *ent;
- struct commit *commit;
- struct origin *suspect = NULL;
+ struct origin *suspect = commit->util;
/* find one suspect to break down */
- for (ent = sb->ent; !suspect && ent; ent = ent->next)
- if (!ent->guilty)
- suspect = ent->suspect;
- if (!suspect)
- return; /* all done */
+ while (suspect && !suspect->suspects)
+ suspect = suspect->next;
+
+ if (!suspect) {
+ commit = prio_queue_get(&sb->commits);
+ continue;
+ }
+
+ assert(commit == suspect->commit);
/*
* We will use this suspect later in the loop,
* so hold onto it in the meantime.
*/
origin_incref(suspect);
- commit = suspect->commit;
- if (!commit->object.parsed)
- parse_commit(commit);
+ parse_commit(commit);
if (reverse ||
(!(commit->object.flags & UNINTERESTING) &&
!(revs->max_age != -1 && commit->date < revs->max_age)))
@@ -1579,9 +1790,22 @@ static void assign_blame(struct scoreboard *sb, int opt)
commit->object.flags |= UNINTERESTING;
/* Take responsibility for the remaining entries */
- for (ent = sb->ent; ent; ent = ent->next)
- if (same_suspect(ent->suspect, suspect))
+ ent = suspect->suspects;
+ if (ent) {
+ suspect->guilty = 1;
+ for (;;) {
+ struct blame_entry *next = ent->next;
found_guilty_entry(ent);
+ if (next) {
+ ent = next;
+ continue;
+ }
+ ent->next = sb->ent;
+ sb->ent = suspect->suspects;
+ suspect->suspects = NULL;
+ break;
+ }
+ }
origin_decref(suspect);
if (DEBUG) /* sanity */
@@ -1592,22 +1816,29 @@ static void assign_blame(struct scoreboard *sb, int opt)
static const char *format_time(unsigned long time, const char *tz_str,
int show_raw_time)
{
- static char time_buf[128];
- const char *time_str;
- int time_len;
- int tz;
+ static struct strbuf time_buf = STRBUF_INIT;
+ strbuf_reset(&time_buf);
if (show_raw_time) {
- snprintf(time_buf, sizeof(time_buf), "%lu %s", time, tz_str);
+ strbuf_addf(&time_buf, "%lu %s", time, tz_str);
}
else {
+ const char *time_str;
+ size_t time_width;
+ int tz;
tz = atoi(tz_str);
time_str = show_date(time, tz, blame_date_mode);
- time_len = strlen(time_str);
- memcpy(time_buf, time_str, time_len);
- memset(time_buf + time_len, ' ', blame_date_width - time_len);
+ strbuf_addstr(&time_buf, time_str);
+ /*
+ * Add space paddings to time_buf to display a fixed width
+ * string, and use time_width for display width calibration.
+ */
+ for (time_width = utf8_strwidth(time_str);
+ time_width < blame_date_width;
+ time_width++)
+ strbuf_addch(&time_buf, ' ');
}
- return time_buf;
+ return time_buf.buf;
}
#define OUTPUT_ANNOTATE_COMPAT 001
@@ -1638,9 +1869,8 @@ static void emit_porcelain(struct scoreboard *sb, struct blame_entry *ent,
char hex[41];
strcpy(hex, sha1_to_hex(suspect->commit->object.sha1));
- printf("%s%c%d %d %d\n",
+ printf("%s %d %d %d\n",
hex,
- ent->guilty ? ' ' : '*', /* purely for debugging */
ent->s_lno + 1,
ent->lno + 1,
ent->num_lines);
@@ -1698,11 +1928,11 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt)
if (opt & OUTPUT_ANNOTATE_COMPAT) {
const char *name;
if (opt & OUTPUT_SHOW_EMAIL)
- name = ci.author_mail;
+ name = ci.author_mail.buf;
else
- name = ci.author;
+ name = ci.author.buf;
printf("\t(%10s\t%10s\t%d)", name,
- format_time(ci.author_time, ci.author_tz,
+ format_time(ci.author_time, ci.author_tz.buf,
show_raw_time),
ent->lno + 1 + cnt);
} else {
@@ -1721,14 +1951,14 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt)
const char *name;
int pad;
if (opt & OUTPUT_SHOW_EMAIL)
- name = ci.author_mail;
+ name = ci.author_mail.buf;
else
- name = ci.author;
+ name = ci.author.buf;
pad = longest_author - utf8_strwidth(name);
printf(" (%s%*s %10s",
name, pad, "",
format_time(ci.author_time,
- ci.author_tz,
+ ci.author_tz.buf,
show_raw_time));
}
printf(" %*d) ",
@@ -1743,6 +1973,8 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt)
if (sb->final_buf_size && cp[-1] != '\n')
putchar('\n');
+
+ commit_info_destroy(&ci);
}
static void output(struct scoreboard *sb, int option)
@@ -1751,17 +1983,16 @@ static void output(struct scoreboard *sb, int option)
if (option & OUTPUT_PORCELAIN) {
for (ent = sb->ent; ent; ent = ent->next) {
- struct blame_entry *oth;
- struct origin *suspect = ent->suspect;
- struct commit *commit = suspect->commit;
+ int count = 0;
+ struct origin *suspect;
+ struct commit *commit = ent->suspect->commit;
if (commit->object.flags & MORE_THAN_ONE_PATH)
continue;
- for (oth = ent->next; oth; oth = oth->next) {
- if ((oth->suspect->commit != commit) ||
- !strcmp(oth->suspect->path, suspect->path))
- continue;
- commit->object.flags |= MORE_THAN_ONE_PATH;
- break;
+ for (suspect = commit->util; suspect; suspect = suspect->next) {
+ if (suspect->guilty && count++) {
+ commit->object.flags |= MORE_THAN_ONE_PATH;
+ break;
+ }
}
}
}
@@ -1775,6 +2006,12 @@ static void output(struct scoreboard *sb, int option)
}
}
+static const char *get_next_line(const char *start, const char *end)
+{
+ const char *nl = memchr(start, '\n', end - start);
+ return nl ? nl + 1 : end;
+}
+
/*
* To allow quick access to the contents of nth line in the
* final image, prepare an index in the scoreboard.
@@ -1783,26 +2020,22 @@ static int prepare_lines(struct scoreboard *sb)
{
const char *buf = sb->final_buf;
unsigned long len = sb->final_buf_size;
- int num = 0, incomplete = 0, bol = 1;
-
- if (len && buf[len-1] != '\n')
- incomplete++; /* incomplete line at the end */
- while (len--) {
- if (bol) {
- sb->lineno = xrealloc(sb->lineno,
- sizeof(int *) * (num + 1));
- sb->lineno[num] = buf - sb->final_buf;
- bol = 0;
- }
- if (*buf++ == '\n') {
- num++;
- bol = 1;
- }
- }
- sb->lineno = xrealloc(sb->lineno,
- sizeof(int *) * (num + incomplete + 1));
- sb->lineno[num + incomplete] = buf - sb->final_buf;
- sb->num_lines = num + incomplete;
+ const char *end = buf + len;
+ const char *p;
+ int *lineno;
+ int num = 0;
+
+ for (p = buf; p < end; p = get_next_line(p, end))
+ num++;
+
+ sb->lineno = lineno = xmalloc(sizeof(*sb->lineno) * (num + 1));
+
+ for (p = buf; p < end; p = get_next_line(p, end))
+ *lineno++ = p - buf;
+
+ *lineno = len;
+
+ sb->num_lines = num;
return sb->num_lines;
}
@@ -1814,30 +2047,28 @@ static int prepare_lines(struct scoreboard *sb)
static int read_ancestry(const char *graft_file)
{
FILE *fp = fopen(graft_file, "r");
- char buf[1024];
+ struct strbuf buf = STRBUF_INIT;
if (!fp)
return -1;
- while (fgets(buf, sizeof(buf), fp)) {
+ while (!strbuf_getwholeline(&buf, fp, '\n')) {
/* The format is just "Commit Parent1 Parent2 ...\n" */
- int len = strlen(buf);
- struct commit_graft *graft = read_graft_line(buf, len);
+ struct commit_graft *graft = read_graft_line(buf.buf, buf.len);
if (graft)
register_commit_graft(graft, 0);
}
fclose(fp);
+ strbuf_release(&buf);
return 0;
}
-/*
- * How many columns do we need to show line numbers in decimal?
- */
-static int lineno_width(int lines)
+static int update_auto_abbrev(int auto_abbrev, struct origin *suspect)
{
- int i, width;
-
- for (width = 1, i = 10; i <= lines; width++)
- i *= 10;
- return width;
+ const char *uniq = find_unique_abbrev(suspect->commit->object.sha1,
+ auto_abbrev);
+ int len = strlen(uniq);
+ if (auto_abbrev < len)
+ return len;
+ return auto_abbrev;
}
/*
@@ -1850,26 +2081,31 @@ static void find_alignment(struct scoreboard *sb, int *option)
int longest_dst_lines = 0;
unsigned largest_score = 0;
struct blame_entry *e;
+ int compute_auto_abbrev = (abbrev < 0);
+ int auto_abbrev = default_abbrev;
for (e = sb->ent; e; e = e->next) {
struct origin *suspect = e->suspect;
- struct commit_info ci;
int num;
+ if (compute_auto_abbrev)
+ auto_abbrev = update_auto_abbrev(auto_abbrev, suspect);
if (strcmp(suspect->path, sb->path))
*option |= OUTPUT_SHOW_NAME;
num = strlen(suspect->path);
if (longest_file < num)
longest_file = num;
if (!(suspect->commit->object.flags & METAINFO_SHOWN)) {
+ struct commit_info ci;
suspect->commit->object.flags |= METAINFO_SHOWN;
get_commit_info(suspect->commit, &ci, 1);
if (*option & OUTPUT_SHOW_EMAIL)
- num = utf8_strwidth(ci.author_mail);
+ num = utf8_strwidth(ci.author_mail.buf);
else
- num = utf8_strwidth(ci.author);
+ num = utf8_strwidth(ci.author.buf);
if (longest_author < num)
longest_author = num;
+ commit_info_destroy(&ci);
}
num = e->s_lno + e->num_lines;
if (longest_src_lines < num)
@@ -1880,9 +2116,13 @@ static void find_alignment(struct scoreboard *sb, int *option)
if (largest_score < ent_score(sb, e))
largest_score = ent_score(sb, e);
}
- max_orig_digits = lineno_width(longest_src_lines);
- max_digits = lineno_width(longest_dst_lines);
- max_score_digits = lineno_width(largest_score);
+ max_orig_digits = decimal_width(longest_src_lines);
+ max_digits = decimal_width(longest_dst_lines);
+ max_score_digits = decimal_width(largest_score);
+
+ if (compute_auto_abbrev)
+ /* one more abbrev length is needed for the boundary commit */
+ abbrev = auto_abbrev + 1;
}
/*
@@ -1912,16 +2152,6 @@ static void sanity_check_refcnt(struct scoreboard *sb)
}
}
-/*
- * Used for the command line parsing; check if the path exists
- * in the working tree.
- */
-static int has_string_in_work_tree(const char *path)
-{
- struct stat st;
- return !lstat(path, &st);
-}
-
static unsigned parse_score(const char *arg)
{
char *end;
@@ -1936,103 +2166,6 @@ static const char *add_prefix(const char *prefix, const char *path)
return prefix_path(prefix, prefix ? strlen(prefix) : 0, path);
}
-/*
- * Parsing of (comma separated) one item in the -L option
- */
-static const char *parse_loc(const char *spec,
- struct scoreboard *sb, long lno,
- long begin, long *ret)
-{
- char *term;
- const char *line;
- long num;
- int reg_error;
- regex_t regexp;
- regmatch_t match[1];
-
- /* Allow "-L <something>,+20" to mean starting at <something>
- * for 20 lines, or "-L <something>,-5" for 5 lines ending at
- * <something>.
- */
- if (1 < begin && (spec[0] == '+' || spec[0] == '-')) {
- num = strtol(spec + 1, &term, 10);
- if (term != spec + 1) {
- if (spec[0] == '-')
- num = 0 - num;
- if (0 < num)
- *ret = begin + num - 2;
- else if (!num)
- *ret = begin;
- else
- *ret = begin + num;
- return term;
- }
- return spec;
- }
- num = strtol(spec, &term, 10);
- if (term != spec) {
- *ret = num;
- return term;
- }
- if (spec[0] != '/')
- return spec;
-
- /* it could be a regexp of form /.../ */
- for (term = (char *) spec + 1; *term && *term != '/'; term++) {
- if (*term == '\\')
- term++;
- }
- if (*term != '/')
- return spec;
-
- /* try [spec+1 .. term-1] as regexp */
- *term = 0;
- begin--; /* input is in human terms */
- line = nth_line(sb, begin);
-
- if (!(reg_error = regcomp(&regexp, spec + 1, REG_NEWLINE)) &&
- !(reg_error = regexec(&regexp, line, 1, match, 0))) {
- const char *cp = line + match[0].rm_so;
- const char *nline;
-
- while (begin++ < lno) {
- nline = nth_line(sb, begin);
- if (line <= cp && cp < nline)
- break;
- line = nline;
- }
- *ret = begin;
- regfree(&regexp);
- *term++ = '/';
- return term;
- }
- else {
- char errbuf[1024];
- regerror(reg_error, &regexp, errbuf, 1024);
- die("-L parameter '%s': %s", spec + 1, errbuf);
- }
-}
-
-/*
- * Parsing of -L option
- */
-static void prepare_blame_range(struct scoreboard *sb,
- const char *bottomtop,
- long lno,
- long *bottom, long *top)
-{
- const char *term;
-
- term = parse_loc(bottomtop, sb, lno, 1, bottom);
- if (*term == ',') {
- term = parse_loc(term + 1, sb, lno, *bottom + 1, top);
- if (*term)
- usage(blame_usage);
- }
- if (*term)
- usage(blame_usage);
-}
-
static int git_blame_config(const char *var, const char *value, void *cb)
{
if (!strcmp(var, "blame.showroot")) {
@@ -2043,6 +2176,14 @@ static int git_blame_config(const char *var, const char *value, void *cb)
blank_boundary = git_config_bool(var, value);
return 0;
}
+ if (!strcmp(var, "blame.showemail")) {
+ int *output_option = cb;
+ if (git_config_bool(var, value))
+ *output_option |= OUTPUT_SHOW_EMAIL;
+ else
+ *output_option &= ~OUTPUT_SHOW_EMAIL;
+ return 0;
+ }
if (!strcmp(var, "blame.date")) {
if (!value)
return config_error_nonbool(var);
@@ -2050,18 +2191,73 @@ static int git_blame_config(const char *var, const char *value, void *cb)
return 0;
}
- switch (userdiff_config(var, value)) {
- case 0:
- break;
- case -1:
+ if (userdiff_config(var, value) < 0)
return -1;
- default:
- return 0;
- }
return git_default_config(var, value, cb);
}
+static void verify_working_tree_path(struct commit *work_tree, const char *path)
+{
+ struct commit_list *parents;
+
+ for (parents = work_tree->parents; parents; parents = parents->next) {
+ const unsigned char *commit_sha1 = parents->item->object.sha1;
+ unsigned char blob_sha1[20];
+ unsigned mode;
+
+ if (!get_tree_entry(commit_sha1, path, blob_sha1, &mode) &&
+ sha1_object_info(blob_sha1, NULL) == OBJ_BLOB)
+ return;
+ }
+ die("no such path '%s' in HEAD", path);
+}
+
+static struct commit_list **append_parent(struct commit_list **tail, const unsigned char *sha1)
+{
+ struct commit *parent;
+
+ parent = lookup_commit_reference(sha1);
+ if (!parent)
+ die("no such commit %s", sha1_to_hex(sha1));
+ return &commit_list_insert(parent, tail)->next;
+}
+
+static void append_merge_parents(struct commit_list **tail)
+{
+ int merge_head;
+ const char *merge_head_file = git_path("MERGE_HEAD");
+ struct strbuf line = STRBUF_INIT;
+
+ merge_head = open(merge_head_file, O_RDONLY);
+ if (merge_head < 0) {
+ if (errno == ENOENT)
+ return;
+ die("cannot open '%s' for reading", merge_head_file);
+ }
+
+ while (!strbuf_getwholeline_fd(&line, merge_head, '\n')) {
+ unsigned char sha1[20];
+ if (line.len < 40 || get_sha1_hex(line.buf, sha1))
+ die("unknown line in '%s': %s", merge_head_file, line.buf);
+ tail = append_parent(tail, sha1);
+ }
+ close(merge_head);
+ strbuf_release(&line);
+}
+
+/*
+ * This isn't as simple as passing sb->buf and sb->len, because we
+ * want to transfer ownership of the buffer to the commit (so we
+ * must use detach).
+ */
+static void set_commit_buffer_from_strbuf(struct commit *c, struct strbuf *sb)
+{
+ size_t len;
+ void *buf = strbuf_detach(sb, &len);
+ set_commit_buffer(c, buf, len);
+}
+
/*
* Prepare a dummy commit that represents the work tree (or staged) item.
* Note that annotating work tree item never works in the reverse.
@@ -2072,6 +2268,7 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
{
struct commit *commit;
struct origin *origin;
+ struct commit_list **parent_tail, *parent;
unsigned char head_sha1[20];
struct strbuf buf = STRBUF_INIT;
const char *ident;
@@ -2079,20 +2276,37 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
int size, len;
struct cache_entry *ce;
unsigned mode;
-
- if (get_sha1("HEAD", head_sha1))
- die("No such ref: HEAD");
+ struct strbuf msg = STRBUF_INIT;
time(&now);
- commit = xcalloc(1, sizeof(*commit));
- commit->parents = xcalloc(1, sizeof(*commit->parents));
- commit->parents->item = lookup_commit_reference(head_sha1);
+ commit = alloc_commit_node();
commit->object.parsed = 1;
commit->date = now;
- commit->object.type = OBJ_COMMIT;
+ parent_tail = &commit->parents;
+
+ if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, head_sha1, NULL))
+ die("no such ref: HEAD");
+
+ parent_tail = append_parent(parent_tail, head_sha1);
+ append_merge_parents(parent_tail);
+ verify_working_tree_path(commit, path);
origin = make_origin(commit, path);
+ ident = fmt_ident("Not Committed Yet", "not.committed.yet", NULL, 0);
+ strbuf_addstr(&msg, "tree 0000000000000000000000000000000000000000\n");
+ for (parent = commit->parents; parent; parent = parent->next)
+ strbuf_addf(&msg, "parent %s\n",
+ sha1_to_hex(parent->item->object.sha1));
+ strbuf_addf(&msg,
+ "author %s\n"
+ "committer %s\n\n"
+ "Version of %s from %s\n",
+ ident, ident, path,
+ (!contents_from ? path :
+ (!strcmp(contents_from, "-") ? "standard input" : contents_from)));
+ set_commit_buffer_from_strbuf(commit, &msg);
+
if (!contents_from || strcmp("-", contents_from)) {
struct stat st;
const char *read_from;
@@ -2114,7 +2328,7 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
switch (st.st_mode & S_IFMT) {
case S_IFREG:
if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) &&
- textconv_object(read_from, mode, null_sha1, &buf_ptr, &buf_len))
+ textconv_object(read_from, mode, null_sha1, 0, &buf_ptr, &buf_len))
strbuf_attach(&buf, buf_ptr, buf_len, buf_len + 1);
else if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size)
die_errno("cannot open or read '%s'", read_from);
@@ -2129,7 +2343,6 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
}
else {
/* Reading from stdin */
- contents_from = "standard input";
mode = 0;
if (strbuf_read(&buf, 0, 0) < 0)
die_errno("failed to read from stdin");
@@ -2138,7 +2351,6 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
origin->file.ptr = buf.buf;
origin->file.size = buf.len;
pretend_sha1_file(buf.buf, buf.len, OBJ_BLOB, origin->blob_sha1);
- commit->util = origin;
/*
* Read the current index, replace the path entry with
@@ -2162,7 +2374,8 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
ce = xcalloc(1, size);
hashcpy(ce->sha1, origin->blob_sha1);
memcpy(ce->name, path, len);
- ce->ce_flags = create_ce_flags(len, 0);
+ ce->ce_flags = create_ce_flags(0);
+ ce->ce_namelen = len;
ce->ce_mode = create_ce_mode(mode);
add_cache_entry(ce, ADD_CACHE_OK_TO_ADD|ADD_CACHE_OK_TO_REPLACE);
@@ -2171,22 +2384,12 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt,
* right now, but someday we might optimize diff-index --cached
* with cache-tree information.
*/
- cache_tree_invalidate_path(active_cache_tree, path);
+ cache_tree_invalidate_path(&the_index, path);
- commit->buffer = xmalloc(400);
- ident = fmt_ident("Not Committed Yet", "not.committed.yet", NULL, 0);
- snprintf(commit->buffer, 400,
- "tree 0000000000000000000000000000000000000000\n"
- "parent %s\n"
- "author %s\n"
- "committer %s\n\n"
- "Version of %s from %s\n",
- sha1_to_hex(head_sha1),
- ident, ident, path, contents_from ? contents_from : path);
return commit;
}
-static const char *prepare_final(struct scoreboard *sb)
+static char *prepare_final(struct scoreboard *sb)
{
int i;
const char *final_commit_name = NULL;
@@ -2211,10 +2414,10 @@ static const char *prepare_final(struct scoreboard *sb)
sb->final = (struct commit *) obj;
final_commit_name = revs->pending.objects[i].name;
}
- return final_commit_name;
+ return xstrdup_or_null(final_commit_name);
}
-static const char *prepare_initial(struct scoreboard *sb)
+static char *prepare_initial(struct scoreboard *sb)
{
int i;
const char *final_commit_name = NULL;
@@ -2241,7 +2444,7 @@ static const char *prepare_initial(struct scoreboard *sb)
}
if (!final_commit_name)
die("No commit to dig down to?");
- return final_commit_name;
+ return xstrdup(final_commit_name);
}
static int blame_copy_callback(const struct option *option, const char *arg, int unset)
@@ -2277,65 +2480,59 @@ static int blame_move_callback(const struct option *option, const char *arg, int
return 0;
}
-static int blame_bottomtop_callback(const struct option *option, const char *arg, int unset)
-{
- const char **bottomtop = option->value;
- if (!arg)
- return -1;
- if (*bottomtop)
- die("More than one '-L n,m' option given");
- *bottomtop = arg;
- return 0;
-}
-
int cmd_blame(int argc, const char **argv, const char *prefix)
{
struct rev_info revs;
const char *path;
struct scoreboard sb;
struct origin *o;
- struct blame_entry *ent;
- long dashdash_pos, bottom, top, lno;
- const char *final_commit_name = NULL;
+ struct blame_entry *ent = NULL;
+ long dashdash_pos, lno;
+ char *final_commit_name = NULL;
enum object_type type;
- static const char *bottomtop = NULL;
+ static struct string_list range_list;
static int output_option = 0, opt = 0;
static int show_stats = 0;
static const char *revs_file = NULL;
static const char *contents_from = NULL;
static const struct option options[] = {
- OPT_BOOLEAN(0, "incremental", &incremental, "Show blame entries as we find them, incrementally"),
- OPT_BOOLEAN('b', NULL, &blank_boundary, "Show blank SHA-1 for boundary commits (Default: off)"),
- OPT_BOOLEAN(0, "root", &show_root, "Do not treat root commits as boundaries (Default: off)"),
- OPT_BOOLEAN(0, "show-stats", &show_stats, "Show work cost statistics"),
- OPT_BIT(0, "score-debug", &output_option, "Show output score for blame entries", OUTPUT_SHOW_SCORE),
- OPT_BIT('f', "show-name", &output_option, "Show original filename (Default: auto)", OUTPUT_SHOW_NAME),
- OPT_BIT('n', "show-number", &output_option, "Show original linenumber (Default: off)", OUTPUT_SHOW_NUMBER),
- OPT_BIT('p', "porcelain", &output_option, "Show in a format designed for machine consumption", OUTPUT_PORCELAIN),
- OPT_BIT(0, "line-porcelain", &output_option, "Show porcelain format with per-line commit information", OUTPUT_PORCELAIN|OUTPUT_LINE_PORCELAIN),
- OPT_BIT('c', NULL, &output_option, "Use the same output mode as git-annotate (Default: off)", OUTPUT_ANNOTATE_COMPAT),
- OPT_BIT('t', NULL, &output_option, "Show raw timestamp (Default: off)", OUTPUT_RAW_TIMESTAMP),
- OPT_BIT('l', NULL, &output_option, "Show long commit SHA1 (Default: off)", OUTPUT_LONG_OBJECT_NAME),
- OPT_BIT('s', NULL, &output_option, "Suppress author name and timestamp (Default: off)", OUTPUT_NO_AUTHOR),
- OPT_BIT('e', "show-email", &output_option, "Show author email instead of name (Default: off)", OUTPUT_SHOW_EMAIL),
- OPT_BIT('w', NULL, &xdl_opts, "Ignore whitespace differences", XDF_IGNORE_WHITESPACE),
- OPT_STRING('S', NULL, &revs_file, "file", "Use revisions from <file> instead of calling git-rev-list"),
- OPT_STRING(0, "contents", &contents_from, "file", "Use <file>'s contents as the final image"),
- { OPTION_CALLBACK, 'C', NULL, &opt, "score", "Find line copies within and across files", PARSE_OPT_OPTARG, blame_copy_callback },
- { OPTION_CALLBACK, 'M', NULL, &opt, "score", "Find line movements within and across files", PARSE_OPT_OPTARG, blame_move_callback },
- OPT_CALLBACK('L', NULL, &bottomtop, "n,m", "Process only line range n,m, counting from 1", blame_bottomtop_callback),
+ OPT_BOOL(0, "incremental", &incremental, N_("Show blame entries as we find them, incrementally")),
+ OPT_BOOL('b', NULL, &blank_boundary, N_("Show blank SHA-1 for boundary commits (Default: off)")),
+ OPT_BOOL(0, "root", &show_root, N_("Do not treat root commits as boundaries (Default: off)")),
+ OPT_BOOL(0, "show-stats", &show_stats, N_("Show work cost statistics")),
+ OPT_BIT(0, "score-debug", &output_option, N_("Show output score for blame entries"), OUTPUT_SHOW_SCORE),
+ OPT_BIT('f', "show-name", &output_option, N_("Show original filename (Default: auto)"), OUTPUT_SHOW_NAME),
+ OPT_BIT('n', "show-number", &output_option, N_("Show original linenumber (Default: off)"), OUTPUT_SHOW_NUMBER),
+ OPT_BIT('p', "porcelain", &output_option, N_("Show in a format designed for machine consumption"), OUTPUT_PORCELAIN),
+ OPT_BIT(0, "line-porcelain", &output_option, N_("Show porcelain format with per-line commit information"), OUTPUT_PORCELAIN|OUTPUT_LINE_PORCELAIN),
+ OPT_BIT('c', NULL, &output_option, N_("Use the same output mode as git-annotate (Default: off)"), OUTPUT_ANNOTATE_COMPAT),
+ OPT_BIT('t', NULL, &output_option, N_("Show raw timestamp (Default: off)"), OUTPUT_RAW_TIMESTAMP),
+ OPT_BIT('l', NULL, &output_option, N_("Show long commit SHA1 (Default: off)"), OUTPUT_LONG_OBJECT_NAME),
+ OPT_BIT('s', NULL, &output_option, N_("Suppress author name and timestamp (Default: off)"), OUTPUT_NO_AUTHOR),
+ OPT_BIT('e', "show-email", &output_option, N_("Show author email instead of name (Default: off)"), OUTPUT_SHOW_EMAIL),
+ OPT_BIT('w', NULL, &xdl_opts, N_("Ignore whitespace differences"), XDF_IGNORE_WHITESPACE),
+ OPT_BIT(0, "minimal", &xdl_opts, N_("Spend extra cycles to find better match"), XDF_NEED_MINIMAL),
+ OPT_STRING('S', NULL, &revs_file, N_("file"), N_("Use revisions from <file> instead of calling git-rev-list")),
+ OPT_STRING(0, "contents", &contents_from, N_("file"), N_("Use <file>'s contents as the final image")),
+ { OPTION_CALLBACK, 'C', NULL, &opt, N_("score"), N_("Find line copies within and across files"), PARSE_OPT_OPTARG, blame_copy_callback },
+ { OPTION_CALLBACK, 'M', NULL, &opt, N_("score"), N_("Find line movements within and across files"), PARSE_OPT_OPTARG, blame_move_callback },
+ OPT_STRING_LIST('L', NULL, &range_list, N_("n,m"), N_("Process only line range n,m, counting from 1")),
OPT__ABBREV(&abbrev),
OPT_END()
};
struct parse_opt_ctx_t ctx;
int cmd_is_annotate = !strcmp(argv[0], "annotate");
+ struct range_set ranges;
+ unsigned int range_i;
+ long anchor;
- git_config(git_blame_config, NULL);
+ git_config(git_blame_config, &output_option);
init_revisions(&revs, NULL);
revs.date_mode = blame_date_mode;
DIFF_OPT_SET(&revs.diffopt, ALLOW_TEXTCONV);
+ DIFF_OPT_SET(&revs.diffopt, FOLLOW_RENAMES);
save_commit_buffer = 0;
dashdash_pos = 0;
@@ -2359,12 +2556,13 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
parse_revision_opt(&revs, &ctx, options, blame_opt_usage);
}
parse_done:
+ no_whole_file_rename = !DIFF_OPT_TST(&revs.diffopt, FOLLOW_RENAMES);
+ DIFF_OPT_CLR(&revs.diffopt, FOLLOW_RENAMES);
argc = parse_options_end(&ctx);
- if (abbrev == -1)
- abbrev = default_abbrev;
- /* one more abbrev length is needed for the boundary commit */
- abbrev++;
+ if (0 < abbrev)
+ /* one more abbrev length is needed for the boundary commit */
+ abbrev++;
if (revs_file && read_ancestry(revs_file))
die_errno("reading graft file '%s' failed", revs_file);
@@ -2381,6 +2579,9 @@ parse_done:
case DATE_RFC2822:
blame_date_width = sizeof("Thu, 19 Oct 2006 16:00:04 -0700");
break;
+ case DATE_ISO8601_STRICT:
+ blame_date_width = sizeof("2006-10-19T16:00:04-07:00");
+ break;
case DATE_ISO8601:
blame_date_width = sizeof("2006-10-19 16:00:04 -0700");
break;
@@ -2391,7 +2592,14 @@ parse_done:
blame_date_width = sizeof("2006-10-19");
break;
case DATE_RELATIVE:
- /* "normal" is used as the fallback for "relative" */
+ /* TRANSLATORS: This string is used to tell us the maximum
+ display width for a relative timestamp in "git blame"
+ output. For C locale, "4 years, 11 months ago", which
+ takes 22 places, is the longest among various forms of
+ relative timestamps, but your language may need more or
+ fewer display columns. */
+ blame_date_width = utf8_strwidth(_("4 years, 11 months ago")) + 1; /* add the null */
+ break;
case DATE_LOCAL:
case DATE_NORMAL:
blame_date_width = sizeof("Thu Oct 19 16:00:04 2006 -0700");
@@ -2447,14 +2655,14 @@ parse_done:
if (argc < 2)
usage_with_options(blame_opt_usage, options);
path = add_prefix(prefix, argv[argc - 1]);
- if (argc == 3 && !has_string_in_work_tree(path)) { /* (2b) */
+ if (argc == 3 && !file_exists(path)) { /* (2b) */
path = add_prefix(prefix, argv[1]);
argv[1] = argv[2];
}
argv[argc - 1] = "--";
setup_work_tree();
- if (!has_string_in_work_tree(path))
+ if (!file_exists(path))
die_errno("cannot stat path '%s'", path);
}
@@ -2463,12 +2671,16 @@ parse_done:
memset(&sb, 0, sizeof(sb));
sb.revs = &revs;
- if (!reverse)
+ if (!reverse) {
final_commit_name = prepare_final(&sb);
+ sb.commits.compare = compare_commits_by_commit_date;
+ }
else if (contents_from)
die("--contents and --children do not blend well.");
- else
+ else {
final_commit_name = prepare_initial(&sb);
+ sb.commits.compare = compare_commits_by_reverse_commit_date;
+ }
if (!sb.final) {
/*
@@ -2490,14 +2702,11 @@ parse_done:
* uninteresting.
*/
if (prepare_revision_walk(&revs))
- die("revision walk setup failed");
+ die(_("revision walk setup failed"));
if (is_null_sha1(sb.final->object.sha1)) {
- char *buf;
o = sb.final->util;
- buf = xmalloc(o->file.size + 1);
- memcpy(buf, o->file.ptr, o->file.size + 1);
- sb.final_buf = buf;
+ sb.final_buf = xmemdupz(o->file.ptr, o->file.size);
sb.final_buf_size = o->file.size;
}
else {
@@ -2506,7 +2715,7 @@ parse_done:
die("no such path %s in %s", path, final_commit_name);
if (DIFF_OPT_TST(&sb.revs->diffopt, ALLOW_TEXTCONV) &&
- textconv_object(path, o->mode, o->blob_sha1, (char **) &sb.final_buf,
+ textconv_object(path, o->mode, o->blob_sha1, 1, (char **) &sb.final_buf,
&sb.final_buf_size))
;
else
@@ -2521,28 +2730,52 @@ parse_done:
num_read_blob++;
lno = prepare_lines(&sb);
- bottom = top = 0;
- if (bottomtop)
- prepare_blame_range(&sb, bottomtop, lno, &bottom, &top);
- if (bottom && top && top < bottom) {
- long tmp;
- tmp = top; top = bottom; bottom = tmp;
- }
- if (bottom < 1)
- bottom = 1;
- if (top < 1)
- top = lno;
- bottom--;
- if (lno < top || lno < bottom)
- die("file %s has only %lu lines", path, lno);
-
- ent = xcalloc(1, sizeof(*ent));
- ent->lno = bottom;
- ent->num_lines = top - bottom;
- ent->suspect = o;
- ent->s_lno = bottom;
-
- sb.ent = ent;
+ if (lno && !range_list.nr)
+ string_list_append(&range_list, xstrdup("1"));
+
+ anchor = 1;
+ range_set_init(&ranges, range_list.nr);
+ for (range_i = 0; range_i < range_list.nr; ++range_i) {
+ long bottom, top;
+ if (parse_range_arg(range_list.items[range_i].string,
+ nth_line_cb, &sb, lno, anchor,
+ &bottom, &top, sb.path))
+ usage(blame_usage);
+ if (lno < top || ((lno || bottom) && lno < bottom))
+ die("file %s has only %lu lines", path, lno);
+ if (bottom < 1)
+ bottom = 1;
+ if (top < 1)
+ top = lno;
+ bottom--;
+ range_set_append_unsafe(&ranges, bottom, top);
+ anchor = top + 1;
+ }
+ sort_and_merge_range_set(&ranges);
+
+ for (range_i = ranges.nr; range_i > 0; --range_i) {
+ const struct range *r = &ranges.ranges[range_i - 1];
+ long bottom = r->start;
+ long top = r->end;
+ struct blame_entry *next = ent;
+ ent = xcalloc(1, sizeof(*ent));
+ ent->lno = bottom;
+ ent->num_lines = top - bottom;
+ ent->suspect = o;
+ ent->s_lno = bottom;
+ ent->next = next;
+ origin_incref(o);
+ }
+
+ o->suspects = ent;
+ prio_queue_put(&sb.commits, o->commit);
+
+ origin_decref(o);
+
+ range_set_release(&ranges);
+ string_list_clear(&range_list, 0);
+
+ sb.ent = NULL;
sb.path = path;
read_mailmap(&mailmap, NULL);
@@ -2552,9 +2785,13 @@ parse_done:
assign_blame(&sb, opt);
+ free(final_commit_name);
+
if (incremental)
return 0;
+ sb.ent = blame_sort(sb.ent, compare_blame_final);
+
coalesce(&sb);
if (!(output_option & OUTPUT_PORCELAIN))
diff --git a/builtin/branch.c b/builtin/branch.c
index d8cccf7..b42e5b6 100644
--- a/builtin/branch.c
+++ b/builtin/branch.c
@@ -15,12 +15,16 @@
#include "branch.h"
#include "diff.h"
#include "revision.h"
+#include "string-list.h"
+#include "column.h"
+#include "utf8.h"
+#include "wt-status.h"
static const char * const builtin_branch_usage[] = {
- "git branch [options] [-r | -a] [--merged | --no-merged]",
- "git branch [options] [-l] [-f] <branchname> [<start-point>]",
- "git branch [options] [-r] (-d | -D) <branchname>...",
- "git branch [options] (-m | -M) [<oldbranch>] <newbranch>",
+ N_("git branch [<options>] [-r | -a] [--merged | --no-merged]"),
+ N_("git branch [<options>] [-l] [-f] <branch-name> [<start-point>]"),
+ N_("git branch [<options>] [-r] (-d | -D) <branch-name>..."),
+ N_("git branch [<options>] (-m | -M) [<old-branch>] <new-branch>"),
NULL
};
@@ -37,13 +41,15 @@ static char branch_colors[][COLOR_MAXLEN] = {
GIT_COLOR_RED, /* REMOTE */
GIT_COLOR_NORMAL, /* LOCAL */
GIT_COLOR_GREEN, /* CURRENT */
+ GIT_COLOR_BLUE, /* UPSTREAM */
};
enum color_branch {
BRANCH_COLOR_RESET = 0,
BRANCH_COLOR_PLAIN = 1,
BRANCH_COLOR_REMOTE = 2,
BRANCH_COLOR_LOCAL = 3,
- BRANCH_COLOR_CURRENT = 4
+ BRANCH_COLOR_CURRENT = 4,
+ BRANCH_COLOR_UPSTREAM = 5
};
static enum merge_filter {
@@ -53,35 +59,43 @@ static enum merge_filter {
} merge_filter;
static unsigned char merge_filter_ref[20];
-static int parse_branch_color_slot(const char *var, int ofs)
+static struct string_list output = STRING_LIST_INIT_DUP;
+static unsigned int colopts;
+
+static int parse_branch_color_slot(const char *slot)
{
- if (!strcasecmp(var+ofs, "plain"))
+ if (!strcasecmp(slot, "plain"))
return BRANCH_COLOR_PLAIN;
- if (!strcasecmp(var+ofs, "reset"))
+ if (!strcasecmp(slot, "reset"))
return BRANCH_COLOR_RESET;
- if (!strcasecmp(var+ofs, "remote"))
+ if (!strcasecmp(slot, "remote"))
return BRANCH_COLOR_REMOTE;
- if (!strcasecmp(var+ofs, "local"))
+ if (!strcasecmp(slot, "local"))
return BRANCH_COLOR_LOCAL;
- if (!strcasecmp(var+ofs, "current"))
+ if (!strcasecmp(slot, "current"))
return BRANCH_COLOR_CURRENT;
+ if (!strcasecmp(slot, "upstream"))
+ return BRANCH_COLOR_UPSTREAM;
return -1;
}
static int git_branch_config(const char *var, const char *value, void *cb)
{
+ const char *slot_name;
+
+ if (starts_with(var, "column."))
+ return git_column_config(var, value, "branch", &colopts);
if (!strcmp(var, "color.branch")) {
branch_use_color = git_config_colorbool(var, value);
return 0;
}
- if (!prefixcmp(var, "color.branch.")) {
- int slot = parse_branch_color_slot(var, 13);
+ if (skip_prefix(var, "color.branch.", &slot_name)) {
+ int slot = parse_branch_color_slot(slot_name);
if (slot < 0)
return 0;
if (!value)
return config_error_nonbool(var);
- color_parse(value, var, branch_colors[slot]);
- return 0;
+ return color_parse(value, branch_colors[slot]);
}
return git_color_default_config(var, value, cb);
}
@@ -109,20 +123,19 @@ static int branch_merged(int kind, const char *name,
if (kind == REF_LOCAL_BRANCH) {
struct branch *branch = branch_get(name);
+ const char *upstream = branch_get_upstream(branch, NULL);
unsigned char sha1[20];
- if (branch &&
- branch->merge &&
- branch->merge[0] &&
- branch->merge[0]->dst &&
+ if (upstream &&
(reference_name = reference_name_to_free =
- resolve_refdup(branch->merge[0]->dst, sha1, 1, NULL)) != NULL)
+ resolve_refdup(upstream, RESOLVE_REF_READING,
+ sha1, NULL)) != NULL)
reference_rev = lookup_commit_reference(sha1);
}
if (!reference_rev)
reference_rev = head_rev;
- merged = in_merge_bases(rev, &reference_rev, 1);
+ merged = in_merge_bases(rev, reference_rev);
/*
* After the safety valve is fully redefined to "check with
@@ -132,7 +145,7 @@ static int branch_merged(int kind, const char *name,
* a gentle reminder is in order.
*/
if ((head_rev != reference_rev) &&
- in_merge_bases(rev, &head_rev, 1) != merged) {
+ in_merge_bases(rev, head_rev) != merged) {
if (merged)
warning(_("deleting branch '%s' that has been merged to\n"
" '%s', but not yet merged to HEAD."),
@@ -146,26 +159,55 @@ static int branch_merged(int kind, const char *name,
return merged;
}
-static int delete_branches(int argc, const char **argv, int force, int kinds)
+static int check_branch_commit(const char *branchname, const char *refname,
+ unsigned char *sha1, struct commit *head_rev,
+ int kinds, int force)
+{
+ struct commit *rev = lookup_commit_reference(sha1);
+ if (!rev) {
+ error(_("Couldn't look up commit object for '%s'"), refname);
+ return -1;
+ }
+ if (!force && !branch_merged(kinds, branchname, rev, head_rev)) {
+ error(_("The branch '%s' is not fully merged.\n"
+ "If you are sure you want to delete it, "
+ "run 'git branch -D %s'."), branchname, branchname);
+ return -1;
+ }
+ return 0;
+}
+
+static void delete_branch_config(const char *branchname)
{
- struct commit *rev, *head_rev = NULL;
+ struct strbuf buf = STRBUF_INIT;
+ strbuf_addf(&buf, "branch.%s", branchname);
+ if (git_config_rename_section(buf.buf, NULL) < 0)
+ warning(_("Update of config-file failed"));
+ strbuf_release(&buf);
+}
+
+static int delete_branches(int argc, const char **argv, int force, int kinds,
+ int quiet)
+{
+ struct commit *head_rev = NULL;
unsigned char sha1[20];
char *name = NULL;
- const char *fmt, *remote;
+ const char *fmt;
int i;
int ret = 0;
+ int remote_branch = 0;
struct strbuf bname = STRBUF_INIT;
switch (kinds) {
case REF_REMOTE_BRANCH:
fmt = "refs/remotes/%s";
- /* TRANSLATORS: This is "remote " in "remote branch '%s' not found" */
- remote = _("remote ");
+ /* For subsequent UI messages */
+ remote_branch = 1;
+
force = 1;
break;
case REF_LOCAL_BRANCH:
fmt = "refs/heads/%s";
- remote = "";
break;
default:
die(_("cannot use -a with -d"));
@@ -177,6 +219,9 @@ static int delete_branches(int argc, const char **argv, int force, int kinds)
die(_("Couldn't look up commit object for HEAD"));
}
for (i = 0; i < argc; i++, strbuf_release(&bname)) {
+ const char *target;
+ int flags = 0;
+
strbuf_branchname(&bname, argv[i]);
if (kinds == REF_LOCAL_BRANCH && !strcmp(head, bname.buf)) {
error(_("Cannot delete the branch '%s' "
@@ -187,43 +232,45 @@ static int delete_branches(int argc, const char **argv, int force, int kinds)
free(name);
- name = xstrdup(mkpath(fmt, bname.buf));
- if (read_ref(name, sha1)) {
- error(_("%sbranch '%s' not found."),
- remote, bname.buf);
+ name = mkpathdup(fmt, bname.buf);
+ target = resolve_ref_unsafe(name,
+ RESOLVE_REF_READING
+ | RESOLVE_REF_NO_RECURSE
+ | RESOLVE_REF_ALLOW_BAD_NAME,
+ sha1, &flags);
+ if (!target) {
+ error(remote_branch
+ ? _("remote-tracking branch '%s' not found.")
+ : _("branch '%s' not found."), bname.buf);
ret = 1;
continue;
}
- rev = lookup_commit_reference(sha1);
- if (!rev) {
- error(_("Couldn't look up commit object for '%s'"), name);
+ if (!(flags & (REF_ISSYMREF|REF_ISBROKEN)) &&
+ check_branch_commit(bname.buf, name, sha1, head_rev, kinds,
+ force)) {
ret = 1;
continue;
}
- if (!force && !branch_merged(kinds, bname.buf, rev, head_rev)) {
- error(_("The branch '%s' is not fully merged.\n"
- "If you are sure you want to delete it, "
- "run 'git branch -D %s'."), bname.buf, bname.buf);
+ if (delete_ref(name, sha1, REF_NODEREF)) {
+ error(remote_branch
+ ? _("Error deleting remote-tracking branch '%s'")
+ : _("Error deleting branch '%s'"),
+ bname.buf);
ret = 1;
continue;
}
-
- if (delete_ref(name, sha1, 0)) {
- error(_("Error deleting %sbranch '%s'"), remote,
- bname.buf);
- ret = 1;
- } else {
- struct strbuf buf = STRBUF_INIT;
- printf(_("Deleted %sbranch %s (was %s).\n"), remote,
+ if (!quiet) {
+ printf(remote_branch
+ ? _("Deleted remote-tracking branch %s (was %s).\n")
+ : _("Deleted branch %s (was %s).\n"),
bname.buf,
- find_unique_abbrev(sha1, DEFAULT_ABBREV));
- strbuf_addf(&buf, "branch.%s", bname.buf);
- if (git_config_rename_section(buf.buf, NULL) < 0)
- warning(_("Update of config-file failed"));
- strbuf_release(&buf);
+ (flags & REF_ISBROKEN) ? "broken"
+ : (flags & REF_ISSYMREF) ? target
+ : find_unique_abbrev(sha1, DEFAULT_ABBREV));
}
+ delete_branch_config(bname.buf);
}
free(name);
@@ -234,8 +281,9 @@ static int delete_branches(int argc, const char **argv, int force, int kinds)
struct ref_item {
char *name;
char *dest;
- unsigned int kind, len;
+ unsigned int kind, width;
struct commit *commit;
+ int ignore;
};
struct ref_list {
@@ -250,13 +298,13 @@ static char *resolve_symref(const char *src, const char *prefix)
{
unsigned char sha1[20];
int flag;
- const char *dst, *cp;
+ const char *dst;
- dst = resolve_ref_unsafe(src, sha1, 0, &flag);
+ dst = resolve_ref_unsafe(src, 0, sha1, &flag);
if (!(dst && (flag & REF_ISSYMREF)))
return NULL;
- if (prefix && (cp = skip_prefix(dst, prefix)))
- dst = cp;
+ if (prefix)
+ skip_prefix(dst, prefix, &dst);
return xstrdup(dst);
}
@@ -271,14 +319,14 @@ static int match_patterns(const char **pattern, const char *refname)
if (!*pattern)
return 1; /* no pattern always matches */
while (*pattern) {
- if (!fnmatch(*pattern, refname, 0))
+ if (!wildmatch(*pattern, refname, 0, NULL))
return 1;
pattern++;
}
return 0;
}
-static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
+static int append_ref(const char *refname, const struct object_id *oid, int flags, void *cb_data)
{
struct append_ref_cb *cb = (struct append_ref_cb *)(cb_data);
struct ref_list *ref_list = cb->ref_list;
@@ -290,20 +338,18 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags,
static struct {
int kind;
const char *prefix;
- int pfxlen;
} ref_kind[] = {
- { REF_LOCAL_BRANCH, "refs/heads/", 11 },
- { REF_REMOTE_BRANCH, "refs/remotes/", 13 },
+ { REF_LOCAL_BRANCH, "refs/heads/" },
+ { REF_REMOTE_BRANCH, "refs/remotes/" },
};
/* Detect kind */
for (i = 0; i < ARRAY_SIZE(ref_kind); i++) {
prefix = ref_kind[i].prefix;
- if (strncmp(refname, prefix, ref_kind[i].pfxlen))
- continue;
- kind = ref_kind[i].kind;
- refname += ref_kind[i].pfxlen;
- break;
+ if (skip_prefix(refname, prefix, &refname)) {
+ kind = ref_kind[i].kind;
+ break;
+ }
}
if (ARRAY_SIZE(ref_kind) <= i)
return 0;
@@ -317,7 +363,7 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags,
commit = NULL;
if (ref_list->verbose || ref_list->with_commit || merge_filter != NO_FILTER) {
- commit = lookup_commit_reference_gently(sha1, 1);
+ commit = lookup_commit_reference_gently(oid->hash, 1);
if (!commit) {
cb->ret = error(_("branch '%s' does not point at a commit"), refname);
return 0;
@@ -339,14 +385,15 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags,
newitem->name = xstrdup(refname);
newitem->kind = kind;
newitem->commit = commit;
- newitem->len = strlen(refname);
+ newitem->width = utf8_strwidth(refname);
newitem->dest = resolve_symref(orig_refname, prefix);
+ newitem->ignore = 0;
/* adjust for "remotes/" */
if (newitem->kind == REF_REMOTE_BRANCH &&
ref_list->kinds != REF_REMOTE_BRANCH)
- newitem->len += 8;
- if (newitem->len > ref_list->maxwidth)
- ref_list->maxwidth = newitem->len;
+ newitem->width += 8;
+ if (newitem->width > ref_list->maxwidth)
+ ref_list->maxwidth = newitem->width;
return 0;
}
@@ -376,47 +423,72 @@ static void fill_tracking_info(struct strbuf *stat, const char *branch_name,
int show_upstream_ref)
{
int ours, theirs;
+ char *ref = NULL;
struct branch *branch = branch_get(branch_name);
-
- if (!stat_tracking_info(branch, &ours, &theirs)) {
- if (branch && branch->merge && branch->merge[0]->dst &&
- show_upstream_ref)
- strbuf_addf(stat, "[%s] ",
- shorten_unambiguous_ref(branch->merge[0]->dst, 0));
- return;
+ const char *upstream;
+ struct strbuf fancy = STRBUF_INIT;
+ int upstream_is_gone = 0;
+ int added_decoration = 1;
+
+ if (stat_tracking_info(branch, &ours, &theirs, &upstream) < 0) {
+ if (!upstream)
+ return;
+ upstream_is_gone = 1;
}
- strbuf_addch(stat, '[');
- if (show_upstream_ref)
- strbuf_addf(stat, "%s: ",
- shorten_unambiguous_ref(branch->merge[0]->dst, 0));
- if (!ours)
- strbuf_addf(stat, _("behind %d] "), theirs);
- else if (!theirs)
- strbuf_addf(stat, _("ahead %d] "), ours);
- else
- strbuf_addf(stat, _("ahead %d, behind %d] "), ours, theirs);
-}
-
-static int matches_merge_filter(struct commit *commit)
-{
- int is_merged;
+ if (show_upstream_ref) {
+ ref = shorten_unambiguous_ref(upstream, 0);
+ if (want_color(branch_use_color))
+ strbuf_addf(&fancy, "%s%s%s",
+ branch_get_color(BRANCH_COLOR_UPSTREAM),
+ ref, branch_get_color(BRANCH_COLOR_RESET));
+ else
+ strbuf_addstr(&fancy, ref);
+ }
- if (merge_filter == NO_FILTER)
- return 1;
+ if (upstream_is_gone) {
+ if (show_upstream_ref)
+ strbuf_addf(stat, _("[%s: gone]"), fancy.buf);
+ else
+ added_decoration = 0;
+ } else if (!ours && !theirs) {
+ if (show_upstream_ref)
+ strbuf_addf(stat, _("[%s]"), fancy.buf);
+ else
+ added_decoration = 0;
+ } else if (!ours) {
+ if (show_upstream_ref)
+ strbuf_addf(stat, _("[%s: behind %d]"), fancy.buf, theirs);
+ else
+ strbuf_addf(stat, _("[behind %d]"), theirs);
- is_merged = !!(commit->object.flags & UNINTERESTING);
- return (is_merged == (merge_filter == SHOW_MERGED));
+ } else if (!theirs) {
+ if (show_upstream_ref)
+ strbuf_addf(stat, _("[%s: ahead %d]"), fancy.buf, ours);
+ else
+ strbuf_addf(stat, _("[ahead %d]"), ours);
+ } else {
+ if (show_upstream_ref)
+ strbuf_addf(stat, _("[%s: ahead %d, behind %d]"),
+ fancy.buf, ours, theirs);
+ else
+ strbuf_addf(stat, _("[ahead %d, behind %d]"),
+ ours, theirs);
+ }
+ strbuf_release(&fancy);
+ if (added_decoration)
+ strbuf_addch(stat, ' ');
+ free(ref);
}
static void add_verbose_info(struct strbuf *out, struct ref_item *item,
int verbose, int abbrev)
{
struct strbuf subject = STRBUF_INIT, stat = STRBUF_INIT;
- const char *sub = " **** invalid ref ****";
+ const char *sub = _(" **** invalid ref ****");
struct commit *commit = item->commit;
- if (commit && !parse_commit(commit)) {
+ if (!parse_commit(commit)) {
pp_commit_easy(CMIT_FMT_ONELINE, commit, &subject);
sub = subject.buf;
}
@@ -436,10 +508,9 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
{
char c;
int color;
- struct commit *commit = item->commit;
struct strbuf out = STRBUF_INIT, name = STRBUF_INIT;
- if (!matches_merge_filter(commit))
+ if (item->ignore)
return;
switch (item->kind) {
@@ -461,11 +532,12 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
}
strbuf_addf(&name, "%s%s", prefix, item->name);
- if (verbose)
+ if (verbose) {
+ int utf8_compensation = strlen(name.buf) - utf8_strwidth(name.buf);
strbuf_addf(&out, "%c %s%-*s%s", c, branch_get_color(color),
- maxwidth, name.buf,
+ maxwidth + utf8_compensation, name.buf,
branch_get_color(BRANCH_COLOR_RESET));
- else
+ } else
strbuf_addf(&out, "%c %s%s%s", c, branch_get_color(color),
name.buf, branch_get_color(BRANCH_COLOR_RESET));
@@ -474,7 +546,12 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
else if (verbose)
/* " f7c0c00 [ahead 58, behind 197] vcs-svn: drop obj_pool.h" */
add_verbose_info(&out, item, verbose, abbrev);
- printf("%s\n", out.buf);
+ if (column_active(colopts)) {
+ assert(!verbose && "--column and --verbose are incompatible");
+ string_list_append(&output, out.buf);
+ } else {
+ printf("%s\n", out.buf);
+ }
strbuf_release(&name);
strbuf_release(&out);
}
@@ -483,14 +560,44 @@ static int calc_maxwidth(struct ref_list *refs)
{
int i, w = 0;
for (i = 0; i < refs->index; i++) {
- if (!matches_merge_filter(refs->list[i].commit))
+ if (refs->list[i].ignore)
continue;
- if (refs->list[i].len > w)
- w = refs->list[i].len;
+ if (refs->list[i].width > w)
+ w = refs->list[i].width;
}
return w;
}
+static char *get_head_description(void)
+{
+ struct strbuf desc = STRBUF_INIT;
+ struct wt_status_state state;
+ memset(&state, 0, sizeof(state));
+ wt_status_get_state(&state, 1);
+ if (state.rebase_in_progress ||
+ state.rebase_interactive_in_progress)
+ strbuf_addf(&desc, _("(no branch, rebasing %s)"),
+ state.branch);
+ else if (state.bisect_in_progress)
+ strbuf_addf(&desc, _("(no branch, bisect started on %s)"),
+ state.branch);
+ else if (state.detached_from) {
+ /* TRANSLATORS: make sure these match _("HEAD detached at ")
+ and _("HEAD detached from ") in wt-status.c */
+ if (state.detached_at)
+ strbuf_addf(&desc, _("(HEAD detached at %s)"),
+ state.detached_from);
+ else
+ strbuf_addf(&desc, _("(HEAD detached from %s)"),
+ state.detached_from);
+ }
+ else
+ strbuf_addstr(&desc, _("(no branch)"));
+ free(state.branch);
+ free(state.onto);
+ free(state.detached_from);
+ return strbuf_detach(&desc, NULL);
+}
static void show_detached(struct ref_list *ref_list)
{
@@ -498,13 +605,14 @@ static void show_detached(struct ref_list *ref_list)
if (head_commit && is_descendant_of(head_commit, ref_list->with_commit)) {
struct ref_item item;
- item.name = xstrdup(_("(no branch)"));
- item.len = strlen(item.name);
+ item.name = get_head_description();
+ item.width = utf8_strwidth(item.name);
item.kind = REF_LOCAL_BRANCH;
item.dest = NULL;
item.commit = head_commit;
- if (item.len > ref_list->maxwidth)
- ref_list->maxwidth = item.len;
+ item.ignore = 0;
+ if (item.width > ref_list->maxwidth)
+ ref_list->maxwidth = item.width;
print_ref_item(&item, ref_list->maxwidth, ref_list->verbose, ref_list->abbrev, 1, "");
free(item.name);
}
@@ -531,14 +639,30 @@ static int print_ref_list(int kinds, int detached, int verbose, int abbrev, stru
struct commit *filter;
filter = lookup_commit_reference_gently(merge_filter_ref, 0);
if (!filter)
- die("object '%s' does not point to a commit",
+ die(_("object '%s' does not point to a commit"),
sha1_to_hex(merge_filter_ref));
filter->object.flags |= UNINTERESTING;
add_pending_object(&ref_list.revs,
(struct object *) filter, "");
ref_list.revs.limited = 1;
- prepare_revision_walk(&ref_list.revs);
+
+ if (prepare_revision_walk(&ref_list.revs))
+ die(_("revision walk setup failed"));
+
+ for (i = 0; i < ref_list.index; i++) {
+ struct ref_item *item = &ref_list.list[i];
+ struct commit *commit = item->commit;
+ int is_merged = !!(commit->object.flags & UNINTERESTING);
+ item->ignore = is_merged != (merge_filter == SHOW_MERGED);
+ }
+
+ for (i = 0; i < ref_list.index; i++) {
+ struct ref_item *item = &ref_list.list[i];
+ clear_commit_marks(item->commit, ALL_REV_FLAGS);
+ }
+ clear_commit_marks(filter, ALL_REV_FLAGS);
+
if (verbose)
ref_list.maxwidth = calc_maxwidth(&ref_list);
}
@@ -639,7 +763,6 @@ static const char edit_description[] = "BRANCH_DESCRIPTION";
static int edit_branch_description(const char *branch_name)
{
- FILE *fp;
int status;
struct strbuf buf = STRBUF_INIT;
struct strbuf name = STRBUF_INIT;
@@ -647,15 +770,14 @@ static int edit_branch_description(const char *branch_name)
read_branch_desc(&buf, branch_name);
if (!buf.len || buf.buf[buf.len-1] != '\n')
strbuf_addch(&buf, '\n');
- strbuf_addf(&buf,
- "# Please edit the description for the branch\n"
- "# %s\n"
- "# Lines starting with '#' will be stripped.\n",
- branch_name);
- fp = fopen(git_path(edit_description), "w");
- if ((fwrite(buf.buf, 1, buf.len, fp) < buf.len) || fclose(fp)) {
+ strbuf_commented_addf(&buf,
+ "Please edit the description for the branch\n"
+ " %s\n"
+ "Lines starting with '%c' will be stripped.\n",
+ branch_name, comment_line_char);
+ if (write_file(git_path(edit_description), 0, "%s", buf.buf)) {
strbuf_release(&buf);
- return error(_("could not write branch description template: %s\n"),
+ return error(_("could not write branch description template: %s"),
strerror(errno));
}
strbuf_reset(&buf);
@@ -666,7 +788,7 @@ static int edit_branch_description(const char *branch_name)
stripspace(&buf, 1);
strbuf_addf(&name, "branch.%s.description", branch_name);
- status = git_config_set(name.buf, buf.buf);
+ status = git_config_set(name.buf, buf.len ? buf.buf : NULL);
strbuf_release(&name);
strbuf_release(&buf);
@@ -675,62 +797,68 @@ static int edit_branch_description(const char *branch_name)
int cmd_branch(int argc, const char **argv, const char *prefix)
{
- int delete = 0, rename = 0, force_create = 0, list = 0;
+ int delete = 0, rename = 0, force = 0, list = 0;
int verbose = 0, abbrev = -1, detached = 0;
int reflog = 0, edit_description = 0;
+ int quiet = 0, unset_upstream = 0;
+ const char *new_upstream = NULL;
enum branch_track track;
int kinds = REF_LOCAL_BRANCH;
struct commit_list *with_commit = NULL;
struct option options[] = {
- OPT_GROUP("Generic options"),
+ OPT_GROUP(N_("Generic options")),
OPT__VERBOSE(&verbose,
- "show hash and subject, give twice for upstream branch"),
- OPT_SET_INT('t', "track", &track, "set up tracking mode (see git-pull(1))",
+ N_("show hash and subject, give twice for upstream branch")),
+ OPT__QUIET(&quiet, N_("suppress informational messages")),
+ OPT_SET_INT('t', "track", &track, N_("set up tracking mode (see git-pull(1))"),
BRANCH_TRACK_EXPLICIT),
- OPT_SET_INT( 0, "set-upstream", &track, "change upstream info",
+ OPT_SET_INT( 0, "set-upstream", &track, N_("change upstream info"),
BRANCH_TRACK_OVERRIDE),
- OPT__COLOR(&branch_use_color, "use colored output"),
- OPT_SET_INT('r', "remotes", &kinds, "act on remote-tracking branches",
+ OPT_STRING('u', "set-upstream-to", &new_upstream, "upstream", "change the upstream info"),
+ OPT_BOOL(0, "unset-upstream", &unset_upstream, "Unset the upstream info"),
+ OPT__COLOR(&branch_use_color, N_("use colored output")),
+ OPT_SET_INT('r', "remotes", &kinds, N_("act on remote-tracking branches"),
REF_REMOTE_BRANCH),
{
- OPTION_CALLBACK, 0, "contains", &with_commit, "commit",
- "print only branches that contain the commit",
+ OPTION_CALLBACK, 0, "contains", &with_commit, N_("commit"),
+ N_("print only branches that contain the commit"),
PARSE_OPT_LASTARG_DEFAULT,
parse_opt_with_commit, (intptr_t)"HEAD",
},
{
- OPTION_CALLBACK, 0, "with", &with_commit, "commit",
- "print only branches that contain the commit",
+ OPTION_CALLBACK, 0, "with", &with_commit, N_("commit"),
+ N_("print only branches that contain the commit"),
PARSE_OPT_HIDDEN | PARSE_OPT_LASTARG_DEFAULT,
parse_opt_with_commit, (intptr_t) "HEAD",
},
OPT__ABBREV(&abbrev),
- OPT_GROUP("Specific git-branch actions:"),
- OPT_SET_INT('a', "all", &kinds, "list both remote-tracking and local branches",
+ OPT_GROUP(N_("Specific git-branch actions:")),
+ OPT_SET_INT('a', "all", &kinds, N_("list both remote-tracking and local branches"),
REF_REMOTE_BRANCH | REF_LOCAL_BRANCH),
- OPT_BIT('d', "delete", &delete, "delete fully merged branch", 1),
- OPT_BIT('D', NULL, &delete, "delete branch (even if not merged)", 2),
- OPT_BIT('m', "move", &rename, "move/rename a branch and its reflog", 1),
- OPT_BIT('M', NULL, &rename, "move/rename a branch, even if target exists", 2),
- OPT_BOOLEAN(0, "list", &list, "list branch names"),
- OPT_BOOLEAN('l', "create-reflog", &reflog, "create the branch's reflog"),
- OPT_BOOLEAN(0, "edit-description", &edit_description,
- "edit the description for the branch"),
- OPT__FORCE(&force_create, "force creation (when already exists)"),
+ OPT_BIT('d', "delete", &delete, N_("delete fully merged branch"), 1),
+ OPT_BIT('D', NULL, &delete, N_("delete branch (even if not merged)"), 2),
+ OPT_BIT('m', "move", &rename, N_("move/rename a branch and its reflog"), 1),
+ OPT_BIT('M', NULL, &rename, N_("move/rename a branch, even if target exists"), 2),
+ OPT_BOOL(0, "list", &list, N_("list branch names")),
+ OPT_BOOL('l', "create-reflog", &reflog, N_("create the branch's reflog")),
+ OPT_BOOL(0, "edit-description", &edit_description,
+ N_("edit the description for the branch")),
+ OPT__FORCE(&force, N_("force creation, move/rename, deletion")),
{
OPTION_CALLBACK, 0, "no-merged", &merge_filter_ref,
- "commit", "print only not merged branches",
+ N_("commit"), N_("print only not merged branches"),
PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG,
opt_parse_merge_filter, (intptr_t) "HEAD",
},
{
OPTION_CALLBACK, 0, "merged", &merge_filter_ref,
- "commit", "print only merged branches",
+ N_("commit"), N_("print only merged branches"),
PARSE_OPT_LASTARG_DEFAULT | PARSE_OPT_NONEG,
opt_parse_merge_filter, (intptr_t) "HEAD",
},
+ OPT_COLUMN(0, "column", &colopts, N_("list branches in columns")),
OPT_END(),
};
@@ -741,74 +869,173 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
track = git_branch_track;
- head = resolve_refdup("HEAD", head_sha1, 0, NULL);
+ head = resolve_refdup("HEAD", 0, head_sha1, NULL);
if (!head)
die(_("Failed to resolve HEAD as a valid ref."));
- if (!strcmp(head, "HEAD")) {
+ if (!strcmp(head, "HEAD"))
detached = 1;
- } else {
- if (prefixcmp(head, "refs/heads/"))
- die(_("HEAD not found below refs/heads!"));
- head += 11;
- }
+ else if (!skip_prefix(head, "refs/heads/", &head))
+ die(_("HEAD not found below refs/heads!"));
hashcpy(merge_filter_ref, head_sha1);
+
argc = parse_options(argc, argv, prefix, options, builtin_branch_usage,
0);
- if (!delete && !rename && !edit_description && argc == 0)
+ if (!delete && !rename && !edit_description && !new_upstream && !unset_upstream && argc == 0)
+ list = 1;
+
+ if (with_commit || merge_filter != NO_FILTER)
list = 1;
- if (!!delete + !!rename + !!force_create + !!list > 1)
+ if (!!delete + !!rename + !!new_upstream +
+ list + unset_upstream > 1)
usage_with_options(builtin_branch_usage, options);
if (abbrev == -1)
abbrev = DEFAULT_ABBREV;
+ finalize_colopts(&colopts, -1);
+ if (verbose) {
+ if (explicitly_enable_column(colopts))
+ die(_("--column and --verbose are incompatible"));
+ colopts = 0;
+ }
+
+ if (force) {
+ delete *= 2;
+ rename *= 2;
+ }
- if (delete)
- return delete_branches(argc, argv, delete > 1, kinds);
- else if (list)
- return print_ref_list(kinds, detached, verbose, abbrev,
- with_commit, argv);
+ if (delete) {
+ if (!argc)
+ die(_("branch name required"));
+ return delete_branches(argc, argv, delete > 1, kinds, quiet);
+ } else if (list) {
+ int ret = print_ref_list(kinds, detached, verbose, abbrev,
+ with_commit, argv);
+ print_columns(&output, colopts, NULL);
+ string_list_clear(&output, 0);
+ return ret;
+ }
else if (edit_description) {
const char *branch_name;
struct strbuf branch_ref = STRBUF_INIT;
- if (detached)
- die("Cannot give description to detached HEAD");
- if (!argc)
+ if (!argc) {
+ if (detached)
+ die(_("Cannot give description to detached HEAD"));
branch_name = head;
- else if (argc == 1)
+ } else if (argc == 1)
branch_name = argv[0];
else
- usage_with_options(builtin_branch_usage, options);
+ die(_("cannot edit description of more than one branch"));
strbuf_addf(&branch_ref, "refs/heads/%s", branch_name);
if (!ref_exists(branch_ref.buf)) {
strbuf_release(&branch_ref);
if (!argc)
- return error("No commit on branch '%s' yet.",
+ return error(_("No commit on branch '%s' yet."),
branch_name);
else
- return error("No such branch '%s'.", branch_name);
+ return error(_("No branch named '%s'."),
+ branch_name);
}
strbuf_release(&branch_ref);
if (edit_branch_description(branch_name))
return 1;
} else if (rename) {
- if (argc == 1)
+ if (!argc)
+ die(_("branch name required"));
+ else if (argc == 1)
rename_branch(head, argv[0], rename > 1);
else if (argc == 2)
rename_branch(argv[0], argv[1], rename > 1);
else
- usage_with_options(builtin_branch_usage, options);
+ die(_("too many branches for a rename operation"));
+ } else if (new_upstream) {
+ struct branch *branch = branch_get(argv[0]);
+
+ if (argc > 1)
+ die(_("too many branches to set new upstream"));
+
+ if (!branch) {
+ if (!argc || !strcmp(argv[0], "HEAD"))
+ die(_("could not set upstream of HEAD to %s when "
+ "it does not point to any branch."),
+ new_upstream);
+ die(_("no such branch '%s'"), argv[0]);
+ }
+
+ if (!ref_exists(branch->refname))
+ die(_("branch '%s' does not exist"), branch->name);
+
+ /*
+ * create_branch takes care of setting up the tracking
+ * info and making sure new_upstream is correct
+ */
+ create_branch(head, branch->name, new_upstream, 0, 0, 0, quiet, BRANCH_TRACK_OVERRIDE);
+ } else if (unset_upstream) {
+ struct branch *branch = branch_get(argv[0]);
+ struct strbuf buf = STRBUF_INIT;
+
+ if (argc > 1)
+ die(_("too many branches to unset upstream"));
+
+ if (!branch) {
+ if (!argc || !strcmp(argv[0], "HEAD"))
+ die(_("could not unset upstream of HEAD when "
+ "it does not point to any branch."));
+ die(_("no such branch '%s'"), argv[0]);
+ }
+
+ if (!branch_has_merge_config(branch))
+ die(_("Branch '%s' has no upstream information"), branch->name);
+
+ strbuf_addf(&buf, "branch.%s.remote", branch->name);
+ git_config_set_multivar(buf.buf, NULL, NULL, 1);
+ strbuf_reset(&buf);
+ strbuf_addf(&buf, "branch.%s.merge", branch->name);
+ git_config_set_multivar(buf.buf, NULL, NULL, 1);
+ strbuf_release(&buf);
} else if (argc > 0 && argc <= 2) {
+ struct branch *branch = branch_get(argv[0]);
+ int branch_existed = 0, remote_tracking = 0;
+ struct strbuf buf = STRBUF_INIT;
+
+ if (!strcmp(argv[0], "HEAD"))
+ die(_("it does not make sense to create 'HEAD' manually"));
+
+ if (!branch)
+ die(_("no such branch '%s'"), argv[0]);
+
if (kinds != REF_LOCAL_BRANCH)
die(_("-a and -r options to 'git branch' do not make sense with a branch name"));
+
+ if (track == BRANCH_TRACK_OVERRIDE)
+ fprintf(stderr, _("The --set-upstream flag is deprecated and will be removed. Consider using --track or --set-upstream-to\n"));
+
+ strbuf_addf(&buf, "refs/remotes/%s", branch->name);
+ remote_tracking = ref_exists(buf.buf);
+ strbuf_release(&buf);
+
+ branch_existed = ref_exists(branch->refname);
create_branch(head, argv[0], (argc == 2) ? argv[1] : head,
- force_create, reflog, 0, track);
+ force, reflog, 0, quiet, track);
+
+ /*
+ * We only show the instructions if the user gave us
+ * one branch which doesn't exist locally, but is the
+ * name of a remote-tracking branch.
+ */
+ if (argc == 1 && track == BRANCH_TRACK_OVERRIDE &&
+ !branch_existed && remote_tracking) {
+ fprintf(stderr, _("\nIf you wanted to make '%s' track '%s', do this:\n\n"), head, branch->name);
+ fprintf(stderr, _(" git branch -d %s\n"), branch->name);
+ fprintf(stderr, _(" git branch --set-upstream-to %s\n"), branch->name);
+ }
+
} else
usage_with_options(builtin_branch_usage, options);
diff --git a/builtin/bundle.c b/builtin/bundle.c
index 92a8a60..4883a43 100644
--- a/builtin/bundle.c
+++ b/builtin/bundle.c
@@ -42,6 +42,10 @@ int cmd_bundle(int argc, const char **argv, const char *prefix)
if (!strcmp(cmd, "verify")) {
close(bundle_fd);
+ if (argc != 1) {
+ usage(builtin_bundle_usage);
+ return 1;
+ }
if (verify_bundle(&header, 1))
return 1;
fprintf(stderr, _("%s is okay\n"), bundle_file);
@@ -52,6 +56,10 @@ int cmd_bundle(int argc, const char **argv, const char *prefix)
return !!list_bundle_refs(&header, argc, argv);
}
if (!strcmp(cmd, "create")) {
+ if (argc < 2) {
+ usage(builtin_bundle_usage);
+ return 1;
+ }
if (!startup_info->have_repository)
die(_("Need a repository to create a bundle."));
return !!create_bundle(&header, bundle_file, argc, argv);
diff --git a/builtin/cat-file.c b/builtin/cat-file.c
index 07bd984..049a95f 100644
--- a/builtin/cat-file.c
+++ b/builtin/cat-file.c
@@ -4,116 +4,61 @@
* Copyright (C) Linus Torvalds, 2005
*/
#include "cache.h"
-#include "exec_cmd.h"
-#include "tag.h"
-#include "tree.h"
#include "builtin.h"
#include "parse-options.h"
-#include "diff.h"
#include "userdiff.h"
+#include "streaming.h"
+#include "tree-walk.h"
-#define BATCH 1
-#define BATCH_CHECK 2
-
-static void pprint_tag(const unsigned char *sha1, const char *buf, unsigned long size)
-{
- /* the parser in tag.c is useless here. */
- const char *endp = buf + size;
- const char *cp = buf;
-
- while (cp < endp) {
- char c = *cp++;
- if (c != '\n')
- continue;
- if (7 <= endp - cp && !memcmp("tagger ", cp, 7)) {
- const char *tagger = cp;
-
- /* Found the tagger line. Copy out the contents
- * of the buffer so far.
- */
- write_or_die(1, buf, cp - buf);
-
- /*
- * Do something intelligent, like pretty-printing
- * the date.
- */
- while (cp < endp) {
- if (*cp++ == '\n') {
- /* tagger to cp is a line
- * that has ident and time.
- */
- const char *sp = tagger;
- char *ep;
- unsigned long date;
- long tz;
- while (sp < cp && *sp != '>')
- sp++;
- if (sp == cp) {
- /* give up */
- write_or_die(1, tagger,
- cp - tagger);
- break;
- }
- while (sp < cp &&
- !('0' <= *sp && *sp <= '9'))
- sp++;
- write_or_die(1, tagger, sp - tagger);
- date = strtoul(sp, &ep, 10);
- tz = strtol(ep, NULL, 10);
- sp = show_date(date, tz, 0);
- write_or_die(1, sp, strlen(sp));
- xwrite(1, "\n", 1);
- break;
- }
- }
- break;
- }
- if (cp < endp && *cp == '\n')
- /* end of header */
- break;
- }
- /* At this point, we have copied out the header up to the end of
- * the tagger line and cp points at one past \n. It could be the
- * next header line after the tagger line, or it could be another
- * \n that marks the end of the headers. We need to copy out the
- * remainder as is.
- */
- if (cp < endp)
- write_or_die(1, cp, endp - cp);
-}
-
-static int cat_one_file(int opt, const char *exp_type, const char *obj_name)
+static int cat_one_file(int opt, const char *exp_type, const char *obj_name,
+ int unknown_type)
{
unsigned char sha1[20];
enum object_type type;
char *buf;
unsigned long size;
struct object_context obj_context;
+ struct object_info oi = {NULL};
+ struct strbuf sb = STRBUF_INIT;
+ unsigned flags = LOOKUP_REPLACE_OBJECT;
- if (get_sha1_with_context(obj_name, sha1, &obj_context))
+ if (unknown_type)
+ flags |= LOOKUP_UNKNOWN_OBJECT;
+
+ if (get_sha1_with_context(obj_name, 0, sha1, &obj_context))
die("Not a valid object name %s", obj_name);
buf = NULL;
switch (opt) {
case 't':
- type = sha1_object_info(sha1, NULL);
- if (type > 0) {
- printf("%s\n", typename(type));
+ oi.typename = &sb;
+ if (sha1_object_info_extended(sha1, &oi, flags) < 0)
+ die("git cat-file: could not get object info");
+ if (sb.len) {
+ printf("%s\n", sb.buf);
+ strbuf_release(&sb);
return 0;
}
break;
case 's':
- type = sha1_object_info(sha1, &size);
- if (type > 0) {
- printf("%lu\n", size);
- return 0;
- }
- break;
+ oi.sizep = &size;
+ if (sha1_object_info_extended(sha1, &oi, flags) < 0)
+ die("git cat-file: could not get object info");
+ printf("%lu\n", size);
+ return 0;
case 'e':
return !has_sha1_file(sha1);
+ case 'c':
+ if (!obj_context.path[0])
+ die("git cat-file --textconv %s: <object> must be <sha1:path>",
+ obj_name);
+
+ if (textconv_object(obj_context.path, obj_context.mode, sha1, 1, &buf, &size))
+ break;
+
case 'p':
type = sha1_object_info(sha1, NULL);
if (type < 0)
@@ -127,28 +72,37 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name)
return cmd_ls_tree(2, ls_args, NULL);
}
+ if (type == OBJ_BLOB)
+ return stream_blob_to_fd(1, sha1, NULL, 0);
buf = read_sha1_file(sha1, &type, &size);
if (!buf)
die("Cannot read object %s", obj_name);
- if (type == OBJ_TAG) {
- pprint_tag(sha1, buf, size);
- return 0;
- }
/* otherwise just spit out the data */
break;
- case 'c':
- if (!obj_context.path[0])
- die("git cat-file --textconv %s: <object> must be <sha1:path>",
- obj_name);
-
- if (!textconv_object(obj_context.path, obj_context.mode, sha1, &buf, &size))
- die("git cat-file --textconv: unable to run textconv on %s",
- obj_name);
- break;
-
case 0:
+ if (type_from_string(exp_type) == OBJ_BLOB) {
+ unsigned char blob_sha1[20];
+ if (sha1_object_info(sha1, NULL) == OBJ_TAG) {
+ char *buffer = read_sha1_file(sha1, &type, &size);
+ const char *target;
+ if (!skip_prefix(buffer, "object ", &target) ||
+ get_sha1_hex(target, blob_sha1))
+ die("%s not a valid tag", sha1_to_hex(sha1));
+ free(buffer);
+ } else
+ hashcpy(blob_sha1, sha1);
+
+ if (sha1_object_info(blob_sha1, NULL) == OBJ_BLOB)
+ return stream_blob_to_fd(1, blob_sha1, NULL, 0);
+ /*
+ * we attempted to dereference a tag to a blob
+ * and failed; there may be new dereference
+ * mechanisms this code is not aware of.
+ * fall-back to the usual case.
+ */
+ }
buf = read_object_with_reference(sha1, exp_type, &size, NULL);
break;
@@ -163,109 +117,316 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name)
return 0;
}
-static int batch_one_object(const char *obj_name, int print_contents)
-{
+struct expand_data {
unsigned char sha1[20];
- enum object_type type = 0;
+ enum object_type type;
unsigned long size;
- void *contents = contents;
+ unsigned long disk_size;
+ const char *rest;
+ unsigned char delta_base_sha1[20];
+
+ /*
+ * If mark_query is true, we do not expand anything, but rather
+ * just mark the object_info with items we wish to query.
+ */
+ int mark_query;
+
+ /*
+ * Whether to split the input on whitespace before feeding it to
+ * get_sha1; this is decided during the mark_query phase based on
+ * whether we have a %(rest) token in our format.
+ */
+ int split_on_whitespace;
+
+ /*
+ * After a mark_query run, this object_info is set up to be
+ * passed to sha1_object_info_extended. It will point to the data
+ * elements above, so you can retrieve the response from there.
+ */
+ struct object_info info;
+};
+
+static int is_atom(const char *atom, const char *s, int slen)
+{
+ int alen = strlen(atom);
+ return alen == slen && !memcmp(atom, s, alen);
+}
+
+static void expand_atom(struct strbuf *sb, const char *atom, int len,
+ void *vdata)
+{
+ struct expand_data *data = vdata;
+
+ if (is_atom("objectname", atom, len)) {
+ if (!data->mark_query)
+ strbuf_addstr(sb, sha1_to_hex(data->sha1));
+ } else if (is_atom("objecttype", atom, len)) {
+ if (data->mark_query)
+ data->info.typep = &data->type;
+ else
+ strbuf_addstr(sb, typename(data->type));
+ } else if (is_atom("objectsize", atom, len)) {
+ if (data->mark_query)
+ data->info.sizep = &data->size;
+ else
+ strbuf_addf(sb, "%lu", data->size);
+ } else if (is_atom("objectsize:disk", atom, len)) {
+ if (data->mark_query)
+ data->info.disk_sizep = &data->disk_size;
+ else
+ strbuf_addf(sb, "%lu", data->disk_size);
+ } else if (is_atom("rest", atom, len)) {
+ if (data->mark_query)
+ data->split_on_whitespace = 1;
+ else if (data->rest)
+ strbuf_addstr(sb, data->rest);
+ } else if (is_atom("deltabase", atom, len)) {
+ if (data->mark_query)
+ data->info.delta_base_sha1 = data->delta_base_sha1;
+ else
+ strbuf_addstr(sb, sha1_to_hex(data->delta_base_sha1));
+ } else
+ die("unknown format element: %.*s", len, atom);
+}
+
+static size_t expand_format(struct strbuf *sb, const char *start, void *data)
+{
+ const char *end;
+
+ if (*start != '(')
+ return 0;
+ end = strchr(start + 1, ')');
+ if (!end)
+ die("format element '%s' does not end in ')'", start);
+
+ expand_atom(sb, start + 1, end - start - 1, data);
+
+ return end - start + 1;
+}
+
+static void print_object_or_die(int fd, struct expand_data *data)
+{
+ const unsigned char *sha1 = data->sha1;
+
+ assert(data->info.typep);
+
+ if (data->type == OBJ_BLOB) {
+ if (stream_blob_to_fd(fd, sha1, NULL, 0) < 0)
+ die("unable to stream %s to stdout", sha1_to_hex(sha1));
+ }
+ else {
+ enum object_type type;
+ unsigned long size;
+ void *contents;
+
+ contents = read_sha1_file(sha1, &type, &size);
+ if (!contents)
+ die("object %s disappeared", sha1_to_hex(sha1));
+ if (type != data->type)
+ die("object %s changed type!?", sha1_to_hex(sha1));
+ if (data->info.sizep && size != data->size)
+ die("object %s changed size!?", sha1_to_hex(sha1));
+
+ write_or_die(fd, contents, size);
+ free(contents);
+ }
+}
+
+struct batch_options {
+ int enabled;
+ int follow_symlinks;
+ int print_contents;
+ const char *format;
+};
+
+static int batch_one_object(const char *obj_name, struct batch_options *opt,
+ struct expand_data *data)
+{
+ struct strbuf buf = STRBUF_INIT;
+ struct object_context ctx;
+ int flags = opt->follow_symlinks ? GET_SHA1_FOLLOW_SYMLINKS : 0;
+ enum follow_symlinks_result result;
if (!obj_name)
return 1;
- if (get_sha1(obj_name, sha1)) {
- printf("%s missing\n", obj_name);
+ result = get_sha1_with_context(obj_name, flags, data->sha1, &ctx);
+ if (result != FOUND) {
+ switch (result) {
+ case MISSING_OBJECT:
+ printf("%s missing\n", obj_name);
+ break;
+ case DANGLING_SYMLINK:
+ printf("dangling %"PRIuMAX"\n%s\n",
+ (uintmax_t)strlen(obj_name), obj_name);
+ break;
+ case SYMLINK_LOOP:
+ printf("loop %"PRIuMAX"\n%s\n",
+ (uintmax_t)strlen(obj_name), obj_name);
+ break;
+ case NOT_DIR:
+ printf("notdir %"PRIuMAX"\n%s\n",
+ (uintmax_t)strlen(obj_name), obj_name);
+ break;
+ default:
+ die("BUG: unknown get_sha1_with_context result %d\n",
+ result);
+ break;
+ }
fflush(stdout);
return 0;
}
- if (print_contents == BATCH)
- contents = read_sha1_file(sha1, &type, &size);
- else
- type = sha1_object_info(sha1, &size);
+ if (ctx.mode == 0) {
+ printf("symlink %"PRIuMAX"\n%s\n",
+ (uintmax_t)ctx.symlink_path.len,
+ ctx.symlink_path.buf);
+ fflush(stdout);
+ return 0;
+ }
- if (type <= 0) {
+ if (sha1_object_info_extended(data->sha1, &data->info, LOOKUP_REPLACE_OBJECT) < 0) {
printf("%s missing\n", obj_name);
fflush(stdout);
- if (print_contents == BATCH)
- free(contents);
return 0;
}
- printf("%s %s %lu\n", sha1_to_hex(sha1), typename(type), size);
- fflush(stdout);
+ strbuf_expand(&buf, opt->format, expand_format, data);
+ strbuf_addch(&buf, '\n');
+ write_or_die(1, buf.buf, buf.len);
+ strbuf_release(&buf);
- if (print_contents == BATCH) {
- write_or_die(1, contents, size);
- printf("\n");
- fflush(stdout);
- free(contents);
+ if (opt->print_contents) {
+ print_object_or_die(1, data);
+ write_or_die(1, "\n", 1);
}
-
return 0;
}
-static int batch_objects(int print_contents)
+static int batch_objects(struct batch_options *opt)
{
struct strbuf buf = STRBUF_INIT;
+ struct expand_data data;
+ int save_warning;
+ int retval = 0;
+
+ if (!opt->format)
+ opt->format = "%(objectname) %(objecttype) %(objectsize)";
+
+ /*
+ * Expand once with our special mark_query flag, which will prime the
+ * object_info to be handed to sha1_object_info_extended for each
+ * object.
+ */
+ memset(&data, 0, sizeof(data));
+ data.mark_query = 1;
+ strbuf_expand(&buf, opt->format, expand_format, &data);
+ data.mark_query = 0;
+
+ /*
+ * If we are printing out the object, then always fill in the type,
+ * since we will want to decide whether or not to stream.
+ */
+ if (opt->print_contents)
+ data.info.typep = &data.type;
+
+ /*
+ * We are going to call get_sha1 on a potentially very large number of
+ * objects. In most large cases, these will be actual object sha1s. The
+ * cost to double-check that each one is not also a ref (just so we can
+ * warn) ends up dwarfing the actual cost of the object lookups
+ * themselves. We can work around it by just turning off the warning.
+ */
+ save_warning = warn_on_object_refname_ambiguity;
+ warn_on_object_refname_ambiguity = 0;
while (strbuf_getline(&buf, stdin, '\n') != EOF) {
- int error = batch_one_object(buf.buf, print_contents);
- if (error)
- return error;
+ if (data.split_on_whitespace) {
+ /*
+ * Split at first whitespace, tying off the beginning
+ * of the string and saving the remainder (or NULL) in
+ * data.rest.
+ */
+ char *p = strpbrk(buf.buf, " \t");
+ if (p) {
+ while (*p && strchr(" \t", *p))
+ *p++ = '\0';
+ }
+ data.rest = p;
+ }
+
+ retval = batch_one_object(buf.buf, opt, &data);
+ if (retval)
+ break;
}
- return 0;
+ strbuf_release(&buf);
+ warn_on_object_refname_ambiguity = save_warning;
+ return retval;
}
static const char * const cat_file_usage[] = {
- "git cat-file (-t|-s|-e|-p|<type>|--textconv) <object>",
- "git cat-file (--batch|--batch-check) < <list_of_objects>",
+ N_("git cat-file (-t [--allow-unknown-type]|-s [--allow-unknown-type]|-e|-p|<type>|--textconv) <object>"),
+ N_("git cat-file (--batch | --batch-check) [--follow-symlinks] < <list-of-objects>"),
NULL
};
static int git_cat_file_config(const char *var, const char *value, void *cb)
{
- switch (userdiff_config(var, value)) {
- case 0:
- break;
- case -1:
+ if (userdiff_config(var, value) < 0)
return -1;
- default:
- return 0;
- }
return git_default_config(var, value, cb);
}
+static int batch_option_callback(const struct option *opt,
+ const char *arg,
+ int unset)
+{
+ struct batch_options *bo = opt->value;
+
+ if (bo->enabled) {
+ return 1;
+ }
+
+ bo->enabled = 1;
+ bo->print_contents = !strcmp(opt->long_name, "batch");
+ bo->format = arg;
+
+ return 0;
+}
+
int cmd_cat_file(int argc, const char **argv, const char *prefix)
{
- int opt = 0, batch = 0;
+ int opt = 0;
const char *exp_type = NULL, *obj_name = NULL;
+ struct batch_options batch = {0};
+ int unknown_type = 0;
const struct option options[] = {
- OPT_GROUP("<type> can be one of: blob, tree, commit, tag"),
- OPT_SET_INT('t', NULL, &opt, "show object type", 't'),
- OPT_SET_INT('s', NULL, &opt, "show object size", 's'),
- OPT_SET_INT('e', NULL, &opt,
- "exit with zero when there's no error", 'e'),
- OPT_SET_INT('p', NULL, &opt, "pretty-print object's content", 'p'),
- OPT_SET_INT(0, "textconv", &opt,
- "for blob objects, run textconv on object's content", 'c'),
- OPT_SET_INT(0, "batch", &batch,
- "show info and content of objects fed from the standard input",
- BATCH),
- OPT_SET_INT(0, "batch-check", &batch,
- "show info about objects fed from the standard input",
- BATCH_CHECK),
+ OPT_GROUP(N_("<type> can be one of: blob, tree, commit, tag")),
+ OPT_CMDMODE('t', NULL, &opt, N_("show object type"), 't'),
+ OPT_CMDMODE('s', NULL, &opt, N_("show object size"), 's'),
+ OPT_CMDMODE('e', NULL, &opt,
+ N_("exit with zero when there's no error"), 'e'),
+ OPT_CMDMODE('p', NULL, &opt, N_("pretty-print object's content"), 'p'),
+ OPT_CMDMODE(0, "textconv", &opt,
+ N_("for blob objects, run textconv on object's content"), 'c'),
+ OPT_BOOL( 0, "allow-unknown-type", &unknown_type,
+ N_("allow -s and -t to work with broken/corrupt objects")),
+ { OPTION_CALLBACK, 0, "batch", &batch, "format",
+ N_("show info and content of objects fed from the standard input"),
+ PARSE_OPT_OPTARG, batch_option_callback },
+ { OPTION_CALLBACK, 0, "batch-check", &batch, "format",
+ N_("show info about objects fed from the standard input"),
+ PARSE_OPT_OPTARG, batch_option_callback },
+ OPT_BOOL(0, "follow-symlinks", &batch.follow_symlinks,
+ N_("follow in-tree symlinks (used with --batch or --batch-check)")),
OPT_END()
};
git_config(git_cat_file_config, NULL);
- if (argc != 3 && argc != 2)
- usage_with_options(cat_file_usage, options);
-
argc = parse_options(argc, argv, prefix, options, cat_file_usage, 0);
if (opt) {
@@ -274,19 +435,25 @@ int cmd_cat_file(int argc, const char **argv, const char *prefix)
else
usage_with_options(cat_file_usage, options);
}
- if (!opt && !batch) {
+ if (!opt && !batch.enabled) {
if (argc == 2) {
exp_type = argv[0];
obj_name = argv[1];
} else
usage_with_options(cat_file_usage, options);
}
- if (batch && (opt || argc)) {
+ if (batch.enabled && (opt || argc)) {
+ usage_with_options(cat_file_usage, options);
+ }
+
+ if (batch.follow_symlinks && !batch.enabled) {
usage_with_options(cat_file_usage, options);
}
- if (batch)
- return batch_objects(batch);
+ if (batch.enabled)
+ return batch_objects(&batch);
- return cat_one_file(opt, exp_type, obj_name);
+ if (unknown_type && opt != 't' && opt != 's')
+ die("git cat-file --allow-unknown-type: use with -s or -t");
+ return cat_one_file(opt, exp_type, obj_name, unknown_type);
}
diff --git a/builtin/check-attr.c b/builtin/check-attr.c
index 44c421e..21d2bed 100644
--- a/builtin/check-attr.c
+++ b/builtin/check-attr.c
@@ -8,19 +8,19 @@ static int all_attrs;
static int cached_attrs;
static int stdin_paths;
static const char * const check_attr_usage[] = {
-"git check-attr [-a | --all | attr...] [--] pathname...",
-"git check-attr --stdin [-a | --all | attr...] < <list-of-paths>",
+N_("git check-attr [-a | --all | <attr>...] [--] <pathname>..."),
+N_("git check-attr --stdin [-z] [-a | --all | <attr>...] < <list-of-paths>"),
NULL
};
-static int null_term_line;
+static int nul_term_line;
static const struct option check_attr_options[] = {
- OPT_BOOLEAN('a', "all", &all_attrs, "report all attributes set on file"),
- OPT_BOOLEAN(0, "cached", &cached_attrs, "use .gitattributes only from the index"),
- OPT_BOOLEAN(0 , "stdin", &stdin_paths, "read file names from stdin"),
- OPT_BOOLEAN('z', NULL, &null_term_line,
- "input paths are terminated by a null character"),
+ OPT_BOOL('a', "all", &all_attrs, N_("report all attributes set on file")),
+ OPT_BOOL(0, "cached", &cached_attrs, N_("use .gitattributes only from the index")),
+ OPT_BOOL(0 , "stdin", &stdin_paths, N_("read file names from stdin")),
+ OPT_BOOL('z', NULL, &nul_term_line,
+ N_("terminate input and output records by a NUL character")),
OPT_END()
};
@@ -38,8 +38,16 @@ static void output_attr(int cnt, struct git_attr_check *check,
else if (ATTR_UNSET(value))
value = "unspecified";
- quote_c_style(file, NULL, stdout, 0);
- printf(": %s: %s\n", git_attr_name(check[j].attr), value);
+ if (nul_term_line) {
+ printf("%s%c" /* path */
+ "%s%c" /* attrname */
+ "%s%c" /* attrvalue */,
+ file, 0, git_attr_name(check[j].attr), 0, value, 0);
+ } else {
+ quote_c_style(file, NULL, stdout, 0);
+ printf(": %s: %s\n", git_attr_name(check[j].attr), value);
+ }
+
}
}
@@ -65,7 +73,7 @@ static void check_attr_stdin_paths(const char *prefix, int cnt,
struct git_attr_check *check)
{
struct strbuf buf, nbuf;
- int line_termination = null_term_line ? 0 : '\n';
+ int line_termination = nul_term_line ? 0 : '\n';
strbuf_init(&buf, 0);
strbuf_init(&nbuf, 0);
@@ -94,6 +102,9 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix)
struct git_attr_check *check;
int cnt, i, doubledash, filei;
+ if (!is_bare_repository())
+ setup_work_tree();
+
git_config(git_default_config, NULL);
argc = parse_options(argc, argv, prefix, check_attr_options,
diff --git a/builtin/check-ignore.c b/builtin/check-ignore.c
new file mode 100644
index 0000000..dc8d97c
--- /dev/null
+++ b/builtin/check-ignore.c
@@ -0,0 +1,187 @@
+#include "builtin.h"
+#include "cache.h"
+#include "dir.h"
+#include "quote.h"
+#include "pathspec.h"
+#include "parse-options.h"
+
+static int quiet, verbose, stdin_paths, show_non_matching, no_index;
+static const char * const check_ignore_usage[] = {
+"git check-ignore [<options>] <pathname>...",
+"git check-ignore [<options>] --stdin < <list-of-paths>",
+NULL
+};
+
+static int nul_term_line;
+
+static const struct option check_ignore_options[] = {
+ OPT__QUIET(&quiet, N_("suppress progress reporting")),
+ OPT__VERBOSE(&verbose, N_("be verbose")),
+ OPT_GROUP(""),
+ OPT_BOOL(0, "stdin", &stdin_paths,
+ N_("read file names from stdin")),
+ OPT_BOOL('z', NULL, &nul_term_line,
+ N_("terminate input and output records by a NUL character")),
+ OPT_BOOL('n', "non-matching", &show_non_matching,
+ N_("show non-matching input paths")),
+ OPT_BOOL(0, "no-index", &no_index,
+ N_("ignore index when checking")),
+ OPT_END()
+};
+
+static void output_exclude(const char *path, struct exclude *exclude)
+{
+ char *bang = (exclude && exclude->flags & EXC_FLAG_NEGATIVE) ? "!" : "";
+ char *slash = (exclude && exclude->flags & EXC_FLAG_MUSTBEDIR) ? "/" : "";
+ if (!nul_term_line) {
+ if (!verbose) {
+ write_name_quoted(path, stdout, '\n');
+ } else {
+ if (exclude) {
+ quote_c_style(exclude->el->src, NULL, stdout, 0);
+ printf(":%d:%s%s%s\t",
+ exclude->srcpos,
+ bang, exclude->pattern, slash);
+ }
+ else {
+ printf("::\t");
+ }
+ quote_c_style(path, NULL, stdout, 0);
+ fputc('\n', stdout);
+ }
+ } else {
+ if (!verbose) {
+ printf("%s%c", path, '\0');
+ } else {
+ if (exclude)
+ printf("%s%c%d%c%s%s%s%c%s%c",
+ exclude->el->src, '\0',
+ exclude->srcpos, '\0',
+ bang, exclude->pattern, slash, '\0',
+ path, '\0');
+ else
+ printf("%c%c%c%s%c", '\0', '\0', '\0', path, '\0');
+ }
+ }
+}
+
+static int check_ignore(struct dir_struct *dir,
+ const char *prefix, int argc, const char **argv)
+{
+ const char *full_path;
+ char *seen;
+ int num_ignored = 0, dtype = DT_UNKNOWN, i;
+ struct exclude *exclude;
+ struct pathspec pathspec;
+
+ if (!argc) {
+ if (!quiet)
+ fprintf(stderr, "no pathspec given.\n");
+ return 0;
+ }
+
+ /*
+ * check-ignore just needs paths. Magic beyond :/ is really
+ * irrelevant.
+ */
+ parse_pathspec(&pathspec,
+ PATHSPEC_ALL_MAGIC & ~PATHSPEC_FROMTOP,
+ PATHSPEC_SYMLINK_LEADING_PATH |
+ PATHSPEC_STRIP_SUBMODULE_SLASH_EXPENSIVE |
+ PATHSPEC_KEEP_ORDER,
+ prefix, argv);
+
+ /*
+ * look for pathspecs matching entries in the index, since these
+ * should not be ignored, in order to be consistent with
+ * 'git status', 'git add' etc.
+ */
+ seen = find_pathspecs_matching_against_index(&pathspec);
+ for (i = 0; i < pathspec.nr; i++) {
+ full_path = pathspec.items[i].match;
+ exclude = NULL;
+ if (!seen[i]) {
+ exclude = last_exclude_matching(dir, full_path, &dtype);
+ }
+ if (!quiet && (exclude || show_non_matching))
+ output_exclude(pathspec.items[i].original, exclude);
+ if (exclude)
+ num_ignored++;
+ }
+ free(seen);
+
+ return num_ignored;
+}
+
+static int check_ignore_stdin_paths(struct dir_struct *dir, const char *prefix)
+{
+ struct strbuf buf, nbuf;
+ char *pathspec[2] = { NULL, NULL };
+ int line_termination = nul_term_line ? 0 : '\n';
+ int num_ignored = 0;
+
+ strbuf_init(&buf, 0);
+ strbuf_init(&nbuf, 0);
+ while (strbuf_getline(&buf, stdin, line_termination) != EOF) {
+ if (line_termination && buf.buf[0] == '"') {
+ strbuf_reset(&nbuf);
+ if (unquote_c_style(&nbuf, buf.buf, NULL))
+ die("line is badly quoted");
+ strbuf_swap(&buf, &nbuf);
+ }
+ pathspec[0] = buf.buf;
+ num_ignored += check_ignore(dir, prefix,
+ 1, (const char **)pathspec);
+ maybe_flush_or_die(stdout, "check-ignore to stdout");
+ }
+ strbuf_release(&buf);
+ strbuf_release(&nbuf);
+ return num_ignored;
+}
+
+int cmd_check_ignore(int argc, const char **argv, const char *prefix)
+{
+ int num_ignored;
+ struct dir_struct dir;
+
+ git_config(git_default_config, NULL);
+
+ argc = parse_options(argc, argv, prefix, check_ignore_options,
+ check_ignore_usage, 0);
+
+ if (stdin_paths) {
+ if (argc > 0)
+ die(_("cannot specify pathnames with --stdin"));
+ } else {
+ if (nul_term_line)
+ die(_("-z only makes sense with --stdin"));
+ if (argc == 0)
+ die(_("no path specified"));
+ }
+ if (quiet) {
+ if (argc > 1)
+ die(_("--quiet is only valid with a single pathname"));
+ if (verbose)
+ die(_("cannot have both --quiet and --verbose"));
+ }
+ if (show_non_matching && !verbose)
+ die(_("--non-matching is only valid with --verbose"));
+
+ /* read_cache() is only necessary so we can watch out for submodules. */
+ if (!no_index && read_cache() < 0)
+ die(_("index file corrupt"));
+
+ memset(&dir, 0, sizeof(dir));
+ setup_standard_excludes(&dir);
+
+ if (stdin_paths) {
+ num_ignored = check_ignore_stdin_paths(&dir, prefix);
+ } else {
+ num_ignored = check_ignore(&dir, prefix, argc, argv);
+ maybe_flush_or_die(stdout, "ignore to stdout");
+ }
+
+ clear_directory(&dir);
+
+ return !num_ignored;
+}
diff --git a/builtin/check-mailmap.c b/builtin/check-mailmap.c
new file mode 100644
index 0000000..eaaea54
--- /dev/null
+++ b/builtin/check-mailmap.c
@@ -0,0 +1,66 @@
+#include "builtin.h"
+#include "mailmap.h"
+#include "parse-options.h"
+#include "string-list.h"
+
+static int use_stdin;
+static const char * const check_mailmap_usage[] = {
+N_("git check-mailmap [<options>] <contact>..."),
+NULL
+};
+
+static const struct option check_mailmap_options[] = {
+ OPT_BOOL(0, "stdin", &use_stdin, N_("also read contacts from stdin")),
+ OPT_END()
+};
+
+static void check_mailmap(struct string_list *mailmap, const char *contact)
+{
+ const char *name, *mail;
+ size_t namelen, maillen;
+ struct ident_split ident;
+
+ if (split_ident_line(&ident, contact, strlen(contact)))
+ die(_("unable to parse contact: %s"), contact);
+
+ name = ident.name_begin;
+ namelen = ident.name_end - ident.name_begin;
+ mail = ident.mail_begin;
+ maillen = ident.mail_end - ident.mail_begin;
+
+ map_user(mailmap, &mail, &maillen, &name, &namelen);
+
+ if (namelen)
+ printf("%.*s ", (int)namelen, name);
+ printf("<%.*s>\n", (int)maillen, mail);
+}
+
+int cmd_check_mailmap(int argc, const char **argv, const char *prefix)
+{
+ int i;
+ struct string_list mailmap = STRING_LIST_INIT_NODUP;
+
+ git_config(git_default_config, NULL);
+ argc = parse_options(argc, argv, prefix, check_mailmap_options,
+ check_mailmap_usage, 0);
+ if (argc == 0 && !use_stdin)
+ die(_("no contacts specified"));
+
+ read_mailmap(&mailmap, NULL);
+
+ for (i = 0; i < argc; ++i)
+ check_mailmap(&mailmap, argv[i]);
+ maybe_flush_or_die(stdout, "stdout");
+
+ if (use_stdin) {
+ struct strbuf buf = STRBUF_INIT;
+ while (strbuf_getline(&buf, stdin, '\n') != EOF) {
+ check_mailmap(&mailmap, buf.buf);
+ maybe_flush_or_die(stdout, "stdout");
+ }
+ strbuf_release(&buf);
+ }
+
+ clear_mailmap(&mailmap);
+ return 0;
+}
diff --git a/builtin/check-ref-format.c b/builtin/check-ref-format.c
index 28a7320..fd915d5 100644
--- a/builtin/check-ref-format.c
+++ b/builtin/check-ref-format.c
@@ -8,7 +8,7 @@
#include "strbuf.h"
static const char builtin_check_ref_format_usage[] =
-"git check-ref-format [--normalize] [options] <refname>\n"
+"git check-ref-format [--normalize] [<options>] <refname>\n"
" or: git check-ref-format --branch <branchname-shorthand>";
/*
diff --git a/builtin/checkout-index.c b/builtin/checkout-index.c
index c16d82b..8028c37 100644
--- a/builtin/checkout-index.c
+++ b/builtin/checkout-index.c
@@ -5,7 +5,7 @@
*
*/
#include "builtin.h"
-#include "cache.h"
+#include "lockfile.h"
#include "quote.h"
#include "cache-tree.h"
#include "parse-options.h"
@@ -14,11 +14,11 @@
static int line_termination = '\n';
static int checkout_stage; /* default to checkout stage0 */
static int to_tempfile;
-static char topath[4][PATH_MAX + 1];
+static char topath[4][TEMPORARY_FILENAME_LENGTH + 1];
static struct checkout state;
-static void write_tempfile_record(const char *name, int prefix_length)
+static void write_tempfile_record(const char *name, const char *prefix)
{
int i;
@@ -35,14 +35,14 @@ static void write_tempfile_record(const char *name, int prefix_length)
fputs(topath[checkout_stage], stdout);
putchar('\t');
- write_name_quoted(name + prefix_length, stdout, line_termination);
+ write_name_quoted_relative(name, prefix, stdout, line_termination);
for (i = 0; i < 4; i++) {
topath[i][0] = 0;
}
}
-static int checkout_file(const char *name, int prefix_length)
+static int checkout_file(const char *name, const char *prefix)
{
int namelen = strlen(name);
int pos = cache_name_pos(name, namelen);
@@ -71,7 +71,7 @@ static int checkout_file(const char *name, int prefix_length)
if (did_checkout) {
if (to_tempfile)
- write_tempfile_record(name, prefix_length);
+ write_tempfile_record(name, prefix);
return errs > 0 ? -1 : 0;
}
@@ -106,7 +106,7 @@ static void checkout_all(const char *prefix, int prefix_length)
if (last_ce && to_tempfile) {
if (ce_namelen(last_ce) != ce_namelen(ce)
|| memcmp(last_ce->name, ce->name, ce_namelen(ce)))
- write_tempfile_record(last_ce->name, prefix_length);
+ write_tempfile_record(last_ce->name, prefix);
}
if (checkout_entry(ce, &state,
to_tempfile ? topath[ce_stage(ce)] : NULL) < 0)
@@ -114,7 +114,7 @@ static void checkout_all(const char *prefix, int prefix_length)
last_ce = ce;
}
if (last_ce && to_tempfile)
- write_tempfile_record(last_ce->name, prefix_length);
+ write_tempfile_record(last_ce->name, prefix);
if (errs)
/* we have already done our error reporting.
* exit with the same code as die().
@@ -123,7 +123,7 @@ static void checkout_all(const char *prefix, int prefix_length)
}
static const char * const builtin_checkout_index_usage[] = {
- "git checkout-index [options] [--] [<file>...]",
+ N_("git checkout-index [<options>] [--] [<file>...]"),
NULL
};
@@ -135,6 +135,7 @@ static int option_parse_u(const struct option *opt,
int *newfd = opt->value;
state.refresh_cache = 1;
+ state.istate = &the_index;
if (*newfd < 0)
*newfd = hold_locked_index(&lock_file, 1);
return 0;
@@ -183,28 +184,28 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
int prefix_length;
int force = 0, quiet = 0, not_new = 0;
struct option builtin_checkout_index_options[] = {
- OPT_BOOLEAN('a', "all", &all,
- "checks out all files in the index"),
- OPT__FORCE(&force, "forces overwrite of existing files"),
+ OPT_BOOL('a', "all", &all,
+ N_("check out all files in the index")),
+ OPT__FORCE(&force, N_("force overwrite of existing files")),
OPT__QUIET(&quiet,
- "no warning for existing files and files not in index"),
- OPT_BOOLEAN('n', "no-create", &not_new,
- "don't checkout new files"),
+ N_("no warning for existing files and files not in index")),
+ OPT_BOOL('n', "no-create", &not_new,
+ N_("don't checkout new files")),
{ OPTION_CALLBACK, 'u', "index", &newfd, NULL,
- "update stat information in the index file",
+ N_("update stat information in the index file"),
PARSE_OPT_NOARG, option_parse_u },
{ OPTION_CALLBACK, 'z', NULL, NULL, NULL,
- "paths are separated with NUL character",
+ N_("paths are separated with NUL character"),
PARSE_OPT_NOARG, option_parse_z },
- OPT_BOOLEAN(0, "stdin", &read_from_stdin,
- "read list of paths from the standard input"),
- OPT_BOOLEAN(0, "temp", &to_tempfile,
- "write the content to temporary files"),
- OPT_CALLBACK(0, "prefix", NULL, "string",
- "when creating files, prepend <string>",
+ OPT_BOOL(0, "stdin", &read_from_stdin,
+ N_("read list of paths from the standard input")),
+ OPT_BOOL(0, "temp", &to_tempfile,
+ N_("write the content to temporary files")),
+ OPT_CALLBACK(0, "prefix", NULL, N_("string"),
+ N_("when creating files, prepend <string>"),
option_parse_prefix),
OPT_CALLBACK(0, "stage", NULL, NULL,
- "copy out the files from named stage",
+ N_("copy out the files from named stage"),
option_parse_stage),
OPT_END()
};
@@ -240,16 +241,15 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
/* Check out named files first */
for (i = 0; i < argc; i++) {
const char *arg = argv[i];
- const char *p;
+ char *p;
if (all)
die("git checkout-index: don't mix '--all' and explicit filenames");
if (read_from_stdin)
die("git checkout-index: don't mix '--stdin' and explicit filenames");
p = prefix_path(prefix, prefix_length, arg);
- checkout_file(p, prefix_length);
- if (p < arg || p > arg + strlen(arg))
- free((char *)p);
+ checkout_file(p, prefix);
+ free(p);
}
if (read_from_stdin) {
@@ -259,7 +259,7 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
die("git checkout-index: don't mix '--all' and '--stdin'");
while (strbuf_getline(&buf, stdin, line_termination) != EOF) {
- const char *p;
+ char *p;
if (line_termination && buf.buf[0] == '"') {
strbuf_reset(&nbuf);
if (unquote_c_style(&nbuf, buf.buf, NULL))
@@ -267,9 +267,8 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
strbuf_swap(&buf, &nbuf);
}
p = prefix_path(prefix, prefix_length, buf.buf);
- checkout_file(p, prefix_length);
- if (p < buf.buf || p > buf.buf + buf.len)
- free((char *)p);
+ checkout_file(p, prefix);
+ free(p);
}
strbuf_release(&nbuf);
strbuf_release(&buf);
@@ -279,8 +278,7 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix)
checkout_all(prefix, prefix_length);
if (0 <= newfd &&
- (write_cache(newfd, active_cache, active_nr) ||
- commit_locked_index(&lock_file)))
+ write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die("Unable to write new index file");
return 0;
}
diff --git a/builtin/checkout.c b/builtin/checkout.c
index a76aa2a..3b6e499 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -1,5 +1,5 @@
-#include "cache.h"
#include "builtin.h"
+#include "lockfile.h"
#include "parse-options.h"
#include "refs.h"
#include "commit.h"
@@ -19,25 +19,23 @@
#include "ll-merge.h"
#include "resolve-undo.h"
#include "submodule.h"
-#include "argv-array.h"
static const char * const checkout_usage[] = {
- "git checkout [options] <branch>",
- "git checkout [options] [<branch>] -- <file>...",
+ N_("git checkout [<options>] <branch>"),
+ N_("git checkout [<options>] [<branch>] -- <file>..."),
NULL,
};
struct checkout_opts {
+ int patch_mode;
int quiet;
int merge;
int force;
int force_detach;
int writeout_stage;
- int writeout_error;
int overwrite_ignore;
-
- /* not set by parse_options */
- int branch_exists;
+ int ignore_skipworktree;
+ int ignore_other_worktrees;
const char *new_branch;
const char *new_branch_force;
@@ -45,46 +43,69 @@ struct checkout_opts {
int new_branch_log;
enum branch_track track;
struct diff_options diff_options;
+
+ int branch_exists;
+ const char *prefix;
+ struct pathspec pathspec;
+ struct tree *source_tree;
+
+ int new_worktree_mode;
};
static int post_checkout_hook(struct commit *old, struct commit *new,
int changed)
{
- return run_hook(NULL, "post-checkout",
- sha1_to_hex(old ? old->object.sha1 : null_sha1),
- sha1_to_hex(new ? new->object.sha1 : null_sha1),
- changed ? "1" : "0", NULL);
+ return run_hook_le(NULL, "post-checkout",
+ sha1_to_hex(old ? old->object.sha1 : null_sha1),
+ sha1_to_hex(new ? new->object.sha1 : null_sha1),
+ changed ? "1" : "0", NULL);
/* "new" can be NULL when checking out from the index before
a commit exists. */
}
-static int update_some(const unsigned char *sha1, const char *base, int baselen,
+static int update_some(const unsigned char *sha1, struct strbuf *base,
const char *pathname, unsigned mode, int stage, void *context)
{
int len;
struct cache_entry *ce;
+ int pos;
if (S_ISDIR(mode))
return READ_TREE_RECURSIVE;
- len = baselen + strlen(pathname);
+ len = base->len + strlen(pathname);
ce = xcalloc(1, cache_entry_size(len));
hashcpy(ce->sha1, sha1);
- memcpy(ce->name, base, baselen);
- memcpy(ce->name + baselen, pathname, len - baselen);
- ce->ce_flags = create_ce_flags(len, 0) | CE_UPDATE;
+ memcpy(ce->name, base->buf, base->len);
+ memcpy(ce->name + base->len, pathname, len - base->len);
+ ce->ce_flags = create_ce_flags(0) | CE_UPDATE;
+ ce->ce_namelen = len;
ce->ce_mode = create_ce_mode(mode);
+
+ /*
+ * If the entry is the same as the current index, we can leave the old
+ * entry in place. Whether it is UPTODATE or not, checkout_entry will
+ * do the right thing.
+ */
+ pos = cache_name_pos(ce->name, ce->ce_namelen);
+ if (pos >= 0) {
+ struct cache_entry *old = active_cache[pos];
+ if (ce->ce_mode == old->ce_mode &&
+ !hashcmp(ce->sha1, old->sha1)) {
+ old->ce_flags |= CE_UPDATE;
+ free(ce);
+ return 0;
+ }
+ }
+
add_cache_entry(ce, ADD_CACHE_OK_TO_ADD | ADD_CACHE_OK_TO_REPLACE);
return 0;
}
-static int read_tree_some(struct tree *tree, const char **pathspec)
+static int read_tree_some(struct tree *tree, const struct pathspec *pathspec)
{
- struct pathspec ps;
- init_pathspec(&ps, pathspec);
- read_tree_recursive(tree, "", 0, 0, &ps, update_some, NULL);
- free_pathspec(&ps);
+ read_tree_recursive(tree, "", 0, 0, pathspec, update_some, NULL);
/* update the index with the given tree's info
* for all args, expanding wildcards, and exit
@@ -93,7 +114,7 @@ static int read_tree_some(struct tree *tree, const char **pathspec)
return 0;
}
-static int skip_same_name(struct cache_entry *ce, int pos)
+static int skip_same_name(const struct cache_entry *ce, int pos)
{
while (++pos < active_nr &&
!strcmp(active_cache[pos]->name, ce->name))
@@ -101,7 +122,7 @@ static int skip_same_name(struct cache_entry *ce, int pos)
return pos;
}
-static int check_stage(int stage, struct cache_entry *ce, int pos)
+static int check_stage(int stage, const struct cache_entry *ce, int pos)
{
while (pos < active_nr &&
!strcmp(active_cache[pos]->name, ce->name)) {
@@ -115,7 +136,7 @@ static int check_stage(int stage, struct cache_entry *ce, int pos)
return error(_("path '%s' does not have their version"), ce->name);
}
-static int check_stages(unsigned stages, struct cache_entry *ce, int pos)
+static int check_stages(unsigned stages, const struct cache_entry *ce, int pos)
{
unsigned seen = 0;
const char *name = ce->name;
@@ -214,8 +235,8 @@ static int checkout_merged(int pos, struct checkout *state)
return status;
}
-static int checkout_paths(struct tree *source_tree, const char **pathspec,
- const char *prefix, struct checkout_opts *opts)
+static int checkout_paths(const struct checkout_opts *opts,
+ const char *revision)
{
int pos;
struct checkout state;
@@ -224,46 +245,101 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec,
int flag;
struct commit *head;
int errs = 0;
- int stage = opts->writeout_stage;
- int merge = opts->merge;
- int newfd;
- struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
+ struct lock_file *lock_file;
+
+ if (opts->track != BRANCH_TRACK_UNSPECIFIED)
+ die(_("'%s' cannot be used with updating paths"), "--track");
+
+ if (opts->new_branch_log)
+ die(_("'%s' cannot be used with updating paths"), "-l");
+
+ if (opts->force && opts->patch_mode)
+ die(_("'%s' cannot be used with updating paths"), "-f");
+
+ if (opts->force_detach)
+ die(_("'%s' cannot be used with updating paths"), "--detach");
- newfd = hold_locked_index(lock_file, 1);
- if (read_cache_preload(pathspec) < 0)
+ if (opts->merge && opts->patch_mode)
+ die(_("'%s' cannot be used with %s"), "--merge", "--patch");
+
+ if (opts->force && opts->merge)
+ die(_("'%s' cannot be used with %s"), "-f", "-m");
+
+ if (opts->new_branch)
+ die(_("Cannot update paths and switch to branch '%s' at the same time."),
+ opts->new_branch);
+
+ if (opts->patch_mode)
+ return run_add_interactive(revision, "--patch=checkout",
+ &opts->pathspec);
+
+ lock_file = xcalloc(1, sizeof(struct lock_file));
+
+ hold_locked_index(lock_file, 1);
+ if (read_cache_preload(&opts->pathspec) < 0)
return error(_("corrupt index file"));
- if (source_tree)
- read_tree_some(source_tree, pathspec);
+ if (opts->source_tree)
+ read_tree_some(opts->source_tree, &opts->pathspec);
- for (pos = 0; pathspec[pos]; pos++)
- ;
- ps_matched = xcalloc(1, pos);
+ ps_matched = xcalloc(opts->pathspec.nr, 1);
+ /*
+ * Make sure all pathspecs participated in locating the paths
+ * to be checked out.
+ */
for (pos = 0; pos < active_nr; pos++) {
struct cache_entry *ce = active_cache[pos];
- if (source_tree && !(ce->ce_flags & CE_UPDATE))
+ ce->ce_flags &= ~CE_MATCHED;
+ if (!opts->ignore_skipworktree && ce_skip_worktree(ce))
continue;
- match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, ps_matched);
+ if (opts->source_tree && !(ce->ce_flags & CE_UPDATE))
+ /*
+ * "git checkout tree-ish -- path", but this entry
+ * is in the original index; it will not be checked
+ * out to the working tree and it does not matter
+ * if pathspec matched this entry. We will not do
+ * anything to this entry at all.
+ */
+ continue;
+ /*
+ * Either this entry came from the tree-ish we are
+ * checking the paths out of, or we are checking out
+ * of the index.
+ *
+ * If it comes from the tree-ish, we already know it
+ * matches the pathspec and could just stamp
+ * CE_MATCHED to it from update_some(). But we still
+ * need ps_matched and read_tree_recursive (and
+ * eventually tree_entry_interesting) cannot fill
+ * ps_matched yet. Once it can, we can avoid calling
+ * match_pathspec() for _all_ entries when
+ * opts->source_tree != NULL.
+ */
+ if (ce_path_match(ce, &opts->pathspec, ps_matched))
+ ce->ce_flags |= CE_MATCHED;
}
- if (report_path_error(ps_matched, pathspec, prefix))
+ if (report_path_error(ps_matched, &opts->pathspec, opts->prefix)) {
+ free(ps_matched);
return 1;
+ }
+ free(ps_matched);
/* "checkout -m path" to recreate conflicted state */
if (opts->merge)
- unmerge_cache(pathspec);
+ unmerge_marked_index(&the_index);
/* Any unmerged paths? */
for (pos = 0; pos < active_nr; pos++) {
- struct cache_entry *ce = active_cache[pos];
- if (match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, NULL)) {
+ const struct cache_entry *ce = active_cache[pos];
+ if (ce->ce_flags & CE_MATCHED) {
if (!ce_stage(ce))
continue;
if (opts->force) {
warning(_("path '%s' is unmerged"), ce->name);
- } else if (stage) {
- errs |= check_stage(stage, ce, pos);
+ } else if (opts->writeout_stage) {
+ errs |= check_stage(opts->writeout_stage, ce, pos);
} else if (opts->merge) {
errs |= check_stages((1<<2) | (1<<3), ce, pos);
} else {
@@ -280,43 +356,41 @@ static int checkout_paths(struct tree *source_tree, const char **pathspec,
memset(&state, 0, sizeof(state));
state.force = 1;
state.refresh_cache = 1;
+ state.istate = &the_index;
for (pos = 0; pos < active_nr; pos++) {
struct cache_entry *ce = active_cache[pos];
- if (source_tree && !(ce->ce_flags & CE_UPDATE))
- continue;
- if (match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, NULL)) {
+ if (ce->ce_flags & CE_MATCHED) {
if (!ce_stage(ce)) {
errs |= checkout_entry(ce, &state, NULL);
continue;
}
- if (stage)
- errs |= checkout_stage(stage, ce, pos, &state);
- else if (merge)
+ if (opts->writeout_stage)
+ errs |= checkout_stage(opts->writeout_stage, ce, pos, &state);
+ else if (opts->merge)
errs |= checkout_merged(pos, &state);
pos = skip_same_name(ce, pos) - 1;
}
}
- if (write_cache(newfd, active_cache, active_nr) ||
- commit_locked_index(lock_file))
+ if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
die(_("unable to write new index file"));
- read_ref_full("HEAD", rev, 0, &flag);
+ read_ref_full("HEAD", 0, rev, &flag);
head = lookup_commit_reference_gently(rev, 1);
errs |= post_checkout_hook(head, head, 0);
return errs;
}
-static void show_local_changes(struct object *head, struct diff_options *opts)
+static void show_local_changes(struct object *head,
+ const struct diff_options *opts)
{
struct rev_info rev;
/* I think we want full paths, even if we're in a subdirectory. */
init_revisions(&rev, NULL);
rev.diffopt.flags = opts->flags;
rev.diffopt.output_format |= DIFF_FORMAT_NAME_STATUS;
- if (diff_setup_done(&rev.diffopt) < 0)
- die(_("diff_setup_done failed"));
+ diff_setup_done(&rev.diffopt);
add_pending_object(&rev, head, NULL);
run_diff_index(&rev, 0);
}
@@ -324,14 +398,15 @@ static void show_local_changes(struct object *head, struct diff_options *opts)
static void describe_detached_head(const char *msg, struct commit *commit)
{
struct strbuf sb = STRBUF_INIT;
- parse_commit(commit);
- pp_commit_easy(CMIT_FMT_ONELINE, commit, &sb);
+ if (!parse_commit(commit))
+ pp_commit_easy(CMIT_FMT_ONELINE, commit, &sb);
fprintf(stderr, "%s %s... %s\n", msg,
find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV), sb.buf);
strbuf_release(&sb);
}
-static int reset_tree(struct tree *tree, struct checkout_opts *o, int worktree)
+static int reset_tree(struct tree *tree, const struct checkout_opts *o,
+ int worktree, int *writeout_error)
{
struct unpack_trees_options opts;
struct tree_desc tree_desc;
@@ -343,14 +418,14 @@ static int reset_tree(struct tree *tree, struct checkout_opts *o, int worktree)
opts.reset = 1;
opts.merge = 1;
opts.fn = oneway_merge;
- opts.verbose_update = !o->quiet;
+ opts.verbose_update = !o->quiet && isatty(2);
opts.src_index = &the_index;
opts.dst_index = &the_index;
parse_tree(tree);
init_tree_desc(&tree_desc, tree->buffer, tree->size);
switch (unpack_trees(1, &tree_desc, &opts)) {
case -2:
- o->writeout_error = 1;
+ *writeout_error = 1;
/*
* We return 0 nevertheless, as the index is all right
* and more importantly we have made best efforts to
@@ -368,6 +443,11 @@ struct branch_info {
const char *name; /* The short name used */
const char *path; /* The full name of a real branch */
struct commit *commit; /* The named commit */
+ /*
+ * if not null the branch is detached because it's already
+ * checked out in this checkout
+ */
+ char *checkout;
};
static void setup_branch_path(struct branch_info *branch)
@@ -381,19 +461,21 @@ static void setup_branch_path(struct branch_info *branch)
branch->path = strbuf_detach(&buf, NULL);
}
-static int merge_working_tree(struct checkout_opts *opts,
- struct branch_info *old, struct branch_info *new)
+static int merge_working_tree(const struct checkout_opts *opts,
+ struct branch_info *old,
+ struct branch_info *new,
+ int *writeout_error)
{
int ret;
struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
- int newfd = hold_locked_index(lock_file, 1);
+ hold_locked_index(lock_file, 1);
if (read_cache_preload(NULL) < 0)
return error(_("corrupt index file"));
resolve_undo_clear();
if (opts->force) {
- ret = reset_tree(new->commit->tree, opts, 1);
+ ret = reset_tree(new->commit->tree, opts, 1, writeout_error);
if (ret)
return ret;
} else {
@@ -420,14 +502,14 @@ static int merge_working_tree(struct checkout_opts *opts,
topts.update = 1;
topts.merge = 1;
topts.gently = opts->merge && old->commit;
- topts.verbose_update = !opts->quiet;
+ topts.verbose_update = !opts->quiet && isatty(2);
topts.fn = twoway_merge;
if (opts->overwrite_ignore) {
topts.dir = xcalloc(1, sizeof(*topts.dir));
topts.dir->flags |= DIR_SHOW_IGNORED;
setup_standard_excludes(topts.dir);
}
- tree = parse_tree_indirect(old->commit ?
+ tree = parse_tree_indirect(old->commit && !opts->new_worktree_mode ?
old->commit->object.sha1 :
EMPTY_TREE_SHA1_BIN);
init_tree_desc(&trees[0], tree->buffer, tree->size);
@@ -479,7 +561,8 @@ static int merge_working_tree(struct checkout_opts *opts,
o.verbosity = 0;
work = write_tree_from_memory(&o);
- ret = reset_tree(new->commit->tree, opts, 1);
+ ret = reset_tree(new->commit->tree, opts, 1,
+ writeout_error);
if (ret)
return ret;
o.ancestor = old->name;
@@ -487,14 +570,20 @@ static int merge_working_tree(struct checkout_opts *opts,
o.branch2 = "local";
merge_trees(&o, new->commit->tree, work,
old->commit->tree, &result);
- ret = reset_tree(new->commit->tree, opts, 0);
+ ret = reset_tree(new->commit->tree, opts, 0,
+ writeout_error);
if (ret)
return ret;
}
}
- if (write_cache(newfd, active_cache, active_nr) ||
- commit_locked_index(lock_file))
+ if (!active_cache_tree)
+ active_cache_tree = cache_tree();
+
+ if (!cache_tree_fully_valid(active_cache_tree))
+ cache_tree_update(&the_index, WRITE_TREE_SILENT | WRITE_TREE_REPAIR);
+
+ if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
die(_("unable to write new index file"));
if (!opts->force && !opts->quiet)
@@ -514,42 +603,31 @@ static void report_tracking(struct branch_info *new)
strbuf_release(&sb);
}
-static void detach_advice(const char *old_path, const char *new_name)
-{
- const char fmt[] =
- "Note: checking out '%s'.\n\n"
- "You are in 'detached HEAD' state. You can look around, make experimental\n"
- "changes and commit them, and you can discard any commits you make in this\n"
- "state without impacting any branches by performing another checkout.\n\n"
- "If you want to create a new branch to retain commits you create, you may\n"
- "do so (now or later) by using -b with the checkout command again. Example:\n\n"
- " git checkout -b new_branch_name\n\n";
-
- fprintf(stderr, fmt, new_name);
-}
-
-static void update_refs_for_switch(struct checkout_opts *opts,
+static void update_refs_for_switch(const struct checkout_opts *opts,
struct branch_info *old,
struct branch_info *new)
{
struct strbuf msg = STRBUF_INIT;
- const char *old_desc;
+ const char *old_desc, *reflog_msg;
if (opts->new_branch) {
if (opts->new_orphan_branch) {
if (opts->new_branch_log && !log_all_ref_updates) {
int temp;
- char log_file[PATH_MAX];
- char *ref_name = mkpath("refs/heads/%s", opts->new_orphan_branch);
+ struct strbuf log_file = STRBUF_INIT;
+ int ret;
+ const char *ref_name;
+ ref_name = mkpath("refs/heads/%s", opts->new_orphan_branch);
temp = log_all_ref_updates;
log_all_ref_updates = 1;
- if (log_ref_setup(ref_name, log_file, sizeof(log_file))) {
+ ret = log_ref_setup(ref_name, &log_file);
+ log_all_ref_updates = temp;
+ strbuf_release(&log_file);
+ if (ret) {
fprintf(stderr, _("Can not do reflog for '%s'\n"),
opts->new_orphan_branch);
- log_all_ref_updates = temp;
return;
}
- log_all_ref_updates = temp;
}
}
else
@@ -557,6 +635,7 @@ static void update_refs_for_switch(struct checkout_opts *opts,
opts->new_branch_force ? 1 : 0,
opts->new_branch_log,
opts->new_branch_force ? 1 : 0,
+ opts->quiet,
opts->track);
new->name = opts->new_branch;
setup_branch_path(new);
@@ -565,17 +644,22 @@ static void update_refs_for_switch(struct checkout_opts *opts,
old_desc = old->name;
if (!old_desc && old->commit)
old_desc = sha1_to_hex(old->commit->object.sha1);
- strbuf_addf(&msg, "checkout: moving from %s to %s",
- old_desc ? old_desc : "(invalid)", new->name);
+
+ reflog_msg = getenv("GIT_REFLOG_ACTION");
+ if (!reflog_msg)
+ strbuf_addf(&msg, "checkout: moving from %s to %s",
+ old_desc ? old_desc : "(invalid)", new->name);
+ else
+ strbuf_insert(&msg, 0, reflog_msg, strlen(reflog_msg));
if (!strcmp(new->name, "HEAD") && !new->path && !opts->force_detach) {
/* Nothing to do. */
} else if (opts->force_detach || !new->path) { /* No longer on any branch. */
update_ref(msg.buf, "HEAD", new->commit->object.sha1, NULL,
- REF_NODEREF, DIE_ON_ERR);
+ REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
if (!opts->quiet) {
if (old->path && advice_detached_head)
- detach_advice(old->path, new->name);
+ detach_advice(new->name);
describe_detached_head(_("HEAD is now at"), new->commit);
}
} else if (new->path) { /* Switch branches. */
@@ -599,12 +683,8 @@ static void update_refs_for_switch(struct checkout_opts *opts,
}
}
if (old->path && old->name) {
- char log_file[PATH_MAX], ref_file[PATH_MAX];
-
- git_snpath(log_file, sizeof(log_file), "logs/%s", old->path);
- git_snpath(ref_file, sizeof(ref_file), "%s", old->path);
- if (!file_exists(ref_file) && file_exists(log_file))
- remove_path(log_file);
+ if (!ref_exists(old->path) && reflog_exists(old->path))
+ delete_reflog(old->path);
}
}
remove_branch_state();
@@ -615,21 +695,21 @@ static void update_refs_for_switch(struct checkout_opts *opts,
}
static int add_pending_uninteresting_ref(const char *refname,
- const unsigned char *sha1,
+ const struct object_id *oid,
int flags, void *cb_data)
{
- add_pending_sha1(cb_data, refname, sha1, flags | UNINTERESTING);
+ add_pending_sha1(cb_data, refname, oid->hash, UNINTERESTING);
return 0;
}
static void describe_one_orphan(struct strbuf *sb, struct commit *commit)
{
- parse_commit(commit);
strbuf_addstr(sb, " ");
strbuf_addstr(sb,
find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV));
strbuf_addch(sb, ' ');
- pp_commit_easy(CMIT_FMT_ONELINE, commit, sb);
+ if (!parse_commit(commit))
+ pp_commit_easy(CMIT_FMT_ONELINE, commit, sb);
strbuf_addch(sb, '\n');
}
@@ -673,11 +753,18 @@ static void suggest_reattach(struct commit *commit, struct rev_info *revs)
if (advice_detached_head)
fprintf(stderr,
- _(
+ Q_(
+ /* The singular version */
+ "If you want to keep it by creating a new branch, "
+ "this may be a good time\nto do so with:\n\n"
+ " git branch <new-branch-name> %s\n\n",
+ /* The plural version */
"If you want to keep them by creating a new branch, "
"this may be a good time\nto do so with:\n\n"
- " git branch new_branch_name %s\n\n"),
- sha1_to_hex(commit->object.sha1));
+ " git branch <new-branch-name> %s\n\n",
+ /* Give ngettext() the count */
+ lost),
+ find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV));
}
/*
@@ -685,10 +772,10 @@ static void suggest_reattach(struct commit *commit, struct rev_info *revs)
* HEAD. If it is not reachable from any ref, this is the last chance
* for the user to do so without resorting to reflog.
*/
-static void orphaned_commit_warning(struct commit *commit)
+static void orphaned_commit_warning(struct commit *old, struct commit *new)
{
struct rev_info revs;
- struct object *object = &commit->object;
+ struct object *object = &old->object;
struct object_array refs;
init_revisions(&revs, NULL);
@@ -698,59 +785,62 @@ static void orphaned_commit_warning(struct commit *commit)
add_pending_object(&revs, object, sha1_to_hex(object->sha1));
for_each_ref(add_pending_uninteresting_ref, &revs);
+ add_pending_sha1(&revs, "HEAD", new->object.sha1, UNINTERESTING);
refs = revs.pending;
revs.leak_pending = 1;
if (prepare_revision_walk(&revs))
die(_("internal error in revision walk"));
- if (!(commit->object.flags & UNINTERESTING))
- suggest_reattach(commit, &revs);
+ if (!(old->object.flags & UNINTERESTING))
+ suggest_reattach(old, &revs);
else
- describe_detached_head(_("Previous HEAD position was"), commit);
+ describe_detached_head(_("Previous HEAD position was"), old);
clear_commit_marks_for_object_array(&refs, ALL_REV_FLAGS);
free(refs.objects);
}
-static int switch_branches(struct checkout_opts *opts, struct branch_info *new)
+static int switch_branches(const struct checkout_opts *opts,
+ struct branch_info *new)
{
int ret = 0;
struct branch_info old;
void *path_to_free;
unsigned char rev[20];
- int flag;
+ int flag, writeout_error = 0;
memset(&old, 0, sizeof(old));
- old.path = path_to_free = resolve_refdup("HEAD", rev, 0, &flag);
+ old.path = path_to_free = resolve_refdup("HEAD", 0, rev, &flag);
old.commit = lookup_commit_reference_gently(rev, 1);
if (!(flag & REF_ISSYMREF))
old.path = NULL;
- if (old.path && !prefixcmp(old.path, "refs/heads/"))
- old.name = old.path + strlen("refs/heads/");
+ if (old.path)
+ skip_prefix(old.path, "refs/heads/", &old.name);
if (!new->name) {
new->name = "HEAD";
new->commit = old.commit;
if (!new->commit)
die(_("You are on a branch yet to be born"));
- parse_commit(new->commit);
+ parse_commit_or_die(new->commit);
}
- ret = merge_working_tree(opts, &old, new);
+ ret = merge_working_tree(opts, &old, new, &writeout_error);
if (ret) {
free(path_to_free);
return ret;
}
- if (!opts->quiet && !old.path && old.commit && new->commit != old.commit)
- orphaned_commit_warning(old.commit);
+ if (!opts->quiet && !old.path && old.commit &&
+ new->commit != old.commit && !opts->new_worktree_mode)
+ orphaned_commit_warning(old.commit, new->commit);
update_refs_for_switch(opts, &old, new);
ret = post_checkout_hook(old.commit, new->commit, 1);
free(path_to_free);
- return ret || opts->writeout_error;
+ return ret || writeout_error;
}
static int git_checkout_config(const char *var, const char *value, void *cb)
@@ -761,65 +851,132 @@ static int git_checkout_config(const char *var, const char *value, void *cb)
return 0;
}
- if (!prefixcmp(var, "submodule."))
+ if (starts_with(var, "submodule."))
return parse_submodule_config_option(var, value);
return git_xmerge_config(var, value, NULL);
}
-static int interactive_checkout(const char *revision, const char **pathspec,
- struct checkout_opts *opts)
-{
- return run_add_interactive(revision, "--patch=checkout", pathspec);
-}
-
struct tracking_name_data {
- const char *name;
- char *remote;
+ /* const */ char *src_ref;
+ char *dst_ref;
+ unsigned char *dst_sha1;
int unique;
};
-static int check_tracking_name(const char *refname, const unsigned char *sha1,
- int flags, void *cb_data)
+static int check_tracking_name(struct remote *remote, void *cb_data)
{
struct tracking_name_data *cb = cb_data;
- const char *slash;
-
- if (prefixcmp(refname, "refs/remotes/"))
- return 0;
- slash = strchr(refname + 13, '/');
- if (!slash || strcmp(slash + 1, cb->name))
+ struct refspec query;
+ memset(&query, 0, sizeof(struct refspec));
+ query.src = cb->src_ref;
+ if (remote_find_tracking(remote, &query) ||
+ get_sha1(query.dst, cb->dst_sha1)) {
+ free(query.dst);
return 0;
- if (cb->remote) {
+ }
+ if (cb->dst_ref) {
+ free(query.dst);
cb->unique = 0;
return 0;
}
- cb->remote = xstrdup(refname);
+ cb->dst_ref = query.dst;
return 0;
}
-static const char *unique_tracking_name(const char *name)
+static const char *unique_tracking_name(const char *name, unsigned char *sha1)
{
- struct tracking_name_data cb_data = { NULL, NULL, 1 };
- cb_data.name = name;
- for_each_ref(check_tracking_name, &cb_data);
+ struct tracking_name_data cb_data = { NULL, NULL, NULL, 1 };
+ char src_ref[PATH_MAX];
+ snprintf(src_ref, PATH_MAX, "refs/heads/%s", name);
+ cb_data.src_ref = src_ref;
+ cb_data.dst_sha1 = sha1;
+ for_each_remote(check_tracking_name, &cb_data);
if (cb_data.unique)
- return cb_data.remote;
- free(cb_data.remote);
+ return cb_data.dst_ref;
+ free(cb_data.dst_ref);
return NULL;
}
+static void check_linked_checkout(struct branch_info *new, const char *id)
+{
+ struct strbuf sb = STRBUF_INIT;
+ struct strbuf path = STRBUF_INIT;
+ struct strbuf gitdir = STRBUF_INIT;
+ const char *start, *end;
+
+ if (id)
+ strbuf_addf(&path, "%s/worktrees/%s/HEAD", get_git_common_dir(), id);
+ else
+ strbuf_addf(&path, "%s/HEAD", get_git_common_dir());
+
+ if (strbuf_read_file(&sb, path.buf, 0) < 0 ||
+ !skip_prefix(sb.buf, "ref:", &start))
+ goto done;
+ while (isspace(*start))
+ start++;
+ end = start;
+ while (*end && !isspace(*end))
+ end++;
+ if (strncmp(start, new->path, end - start) || new->path[end - start] != '\0')
+ goto done;
+ if (id) {
+ strbuf_reset(&path);
+ strbuf_addf(&path, "%s/worktrees/%s/gitdir", get_git_common_dir(), id);
+ if (strbuf_read_file(&gitdir, path.buf, 0) <= 0)
+ goto done;
+ strbuf_rtrim(&gitdir);
+ } else
+ strbuf_addstr(&gitdir, get_git_common_dir());
+ die(_("'%s' is already checked out at '%s'"), new->name, gitdir.buf);
+done:
+ strbuf_release(&path);
+ strbuf_release(&sb);
+ strbuf_release(&gitdir);
+}
+
+static void check_linked_checkouts(struct branch_info *new)
+{
+ struct strbuf path = STRBUF_INIT;
+ DIR *dir;
+ struct dirent *d;
+
+ strbuf_addf(&path, "%s/worktrees", get_git_common_dir());
+ if ((dir = opendir(path.buf)) == NULL) {
+ strbuf_release(&path);
+ return;
+ }
+
+ /*
+ * $GIT_COMMON_DIR/HEAD is practically outside
+ * $GIT_DIR so resolve_ref_unsafe() won't work (it
+ * uses git_path). Parse the ref ourselves.
+ */
+ check_linked_checkout(new, NULL);
+
+ while ((d = readdir(dir)) != NULL) {
+ if (!strcmp(d->d_name, ".") || !strcmp(d->d_name, ".."))
+ continue;
+ check_linked_checkout(new, d->d_name);
+ }
+ strbuf_release(&path);
+ closedir(dir);
+}
+
static int parse_branchname_arg(int argc, const char **argv,
int dwim_new_local_branch_ok,
struct branch_info *new,
- struct tree **source_tree,
- unsigned char rev[20],
- const char **new_branch)
+ struct checkout_opts *opts,
+ unsigned char rev[20])
{
+ struct tree **source_tree = &opts->source_tree;
+ const char **new_branch = &opts->new_branch;
int argcount = 0;
unsigned char branch_rev[20];
const char *arg;
- int has_dash_dash;
+ int dash_dash_pos;
+ int has_dash_dash = 0;
+ int i;
/*
* case 1: git checkout <ref> -- [<paths>]
@@ -831,20 +988,30 @@ static int parse_branchname_arg(int argc, const char **argv,
*
* everything after the '--' must be paths.
*
- * case 3: git checkout <something> [<paths>]
+ * case 3: git checkout <something> [--]
+ *
+ * (a) If <something> is a commit, that is to
+ * switch to the branch or detach HEAD at it. As a special case,
+ * if <something> is A...B (missing A or B means HEAD but you can
+ * omit at most one side), and if there is a unique merge base
+ * between A and B, A...B names that merge base.
+ *
+ * (b) If <something> is _not_ a commit, either "--" is present
+ * or <something> is not a path, no -t or -b was given, and
+ * and there is a tracking branch whose name is <something>
+ * in one and only one remote, then this is a short-hand to
+ * fork local <something> from that remote-tracking branch.
*
- * With no paths, if <something> is a commit, that is to
- * switch to the branch or detach HEAD at it. As a special case,
- * if <something> is A...B (missing A or B means HEAD but you can
- * omit at most one side), and if there is a unique merge base
- * between A and B, A...B names that merge base.
+ * (c) Otherwise, if "--" is present, treat it like case (1).
*
- * With no paths, if <something> is _not_ a commit, no -t nor -b
- * was given, and there is a tracking branch whose name is
- * <something> in one and only one remote, then this is a short-hand
- * to fork local <something> from that remote-tracking branch.
+ * (d) Otherwise :
+ * - if it's a reference, treat it like case (1)
+ * - else if it's a path, treat it like case (2)
+ * - else: fail.
*
- * Otherwise <something> shall not be ambiguous.
+ * case 4: git checkout <something> <paths>
+ *
+ * The first argument must not be ambiguous.
* - If it's *only* a reference, treat it like case (1).
* - If it's only a path, treat it like case (2).
* - else: fail.
@@ -853,28 +1020,59 @@ static int parse_branchname_arg(int argc, const char **argv,
if (!argc)
return 0;
- if (!strcmp(argv[0], "--")) /* case (2) */
- return 1;
-
arg = argv[0];
- has_dash_dash = (argc > 1) && !strcmp(argv[1], "--");
+ dash_dash_pos = -1;
+ for (i = 0; i < argc; i++) {
+ if (!strcmp(argv[i], "--")) {
+ dash_dash_pos = i;
+ break;
+ }
+ }
+ if (dash_dash_pos == 0)
+ return 1; /* case (2) */
+ else if (dash_dash_pos == 1)
+ has_dash_dash = 1; /* case (3) or (1) */
+ else if (dash_dash_pos >= 2)
+ die(_("only one reference expected, %d given."), dash_dash_pos);
if (!strcmp(arg, "-"))
arg = "@{-1}";
if (get_sha1_mb(arg, rev)) {
- if (has_dash_dash) /* case (1) */
- die(_("invalid reference: %s"), arg);
- if (dwim_new_local_branch_ok &&
- !check_filename(NULL, arg) &&
- argc == 1) {
- const char *remote = unique_tracking_name(arg);
- if (!remote || get_sha1(remote, rev))
- return argcount;
- *new_branch = arg;
- arg = remote;
- /* DWIMmed to create local branch */
- } else {
+ /*
+ * Either case (3) or (4), with <something> not being
+ * a commit, or an attempt to use case (1) with an
+ * invalid ref.
+ *
+ * It's likely an error, but we need to find out if
+ * we should auto-create the branch, case (3).(b).
+ */
+ int recover_with_dwim = dwim_new_local_branch_ok;
+
+ if (check_filename(NULL, arg) && !has_dash_dash)
+ recover_with_dwim = 0;
+ /*
+ * Accept "git checkout foo" and "git checkout foo --"
+ * as candidates for dwim.
+ */
+ if (!(argc == 1 && !has_dash_dash) &&
+ !(argc == 2 && has_dash_dash))
+ recover_with_dwim = 0;
+
+ if (recover_with_dwim) {
+ const char *remote = unique_tracking_name(arg, rev);
+ if (remote) {
+ *new_branch = arg;
+ arg = remote;
+ /* DWIMmed to create local branch, case (3).(b) */
+ } else {
+ recover_with_dwim = 0;
+ }
+ }
+
+ if (!recover_with_dwim) {
+ if (has_dash_dash)
+ die(_("invalid reference: %s"), arg);
return argcount;
}
}
@@ -898,13 +1096,13 @@ static int parse_branchname_arg(int argc, const char **argv,
/* not a commit */
*source_tree = parse_tree_indirect(rev);
} else {
- parse_commit(new->commit);
+ parse_commit_or_die(new->commit);
*source_tree = new->commit->tree;
}
if (!*source_tree) /* case (1): want a tree */
die(_("reference is not a tree: %s"), arg);
- if (!has_dash_dash) {/* case (3 -> 1) */
+ if (!has_dash_dash) {/* case (3).(d) -> (1) */
/*
* Do not complain the most common case
* git checkout branch
@@ -922,56 +1120,118 @@ static int parse_branchname_arg(int argc, const char **argv,
return argcount;
}
-static int switch_unborn_to_new_branch(struct checkout_opts *opts)
+static int switch_unborn_to_new_branch(const struct checkout_opts *opts)
{
int status;
struct strbuf branch_ref = STRBUF_INIT;
+ if (!opts->new_branch)
+ die(_("You are on a branch yet to be born"));
strbuf_addf(&branch_ref, "refs/heads/%s", opts->new_branch);
status = create_symref("HEAD", branch_ref.buf, "checkout -b");
strbuf_release(&branch_ref);
+ if (!opts->quiet)
+ fprintf(stderr, _("Switched to a new branch '%s'\n"),
+ opts->new_branch);
return status;
}
+static int checkout_branch(struct checkout_opts *opts,
+ struct branch_info *new)
+{
+ if (opts->pathspec.nr)
+ die(_("paths cannot be used with switching branches"));
+
+ if (opts->patch_mode)
+ die(_("'%s' cannot be used with switching branches"),
+ "--patch");
+
+ if (opts->writeout_stage)
+ die(_("'%s' cannot be used with switching branches"),
+ "--ours/--theirs");
+
+ if (opts->force && opts->merge)
+ die(_("'%s' cannot be used with '%s'"), "-f", "-m");
+
+ if (opts->force_detach && opts->new_branch)
+ die(_("'%s' cannot be used with '%s'"),
+ "--detach", "-b/-B/--orphan");
+
+ if (opts->new_orphan_branch) {
+ if (opts->track != BRANCH_TRACK_UNSPECIFIED)
+ die(_("'%s' cannot be used with '%s'"), "--orphan", "-t");
+ } else if (opts->force_detach) {
+ if (opts->track != BRANCH_TRACK_UNSPECIFIED)
+ die(_("'%s' cannot be used with '%s'"), "--detach", "-t");
+ } else if (opts->track == BRANCH_TRACK_UNSPECIFIED)
+ opts->track = git_branch_track;
+
+ if (new->name && !new->commit)
+ die(_("Cannot switch branch to a non-commit '%s'"),
+ new->name);
+
+ if (new->path && !opts->force_detach && !opts->new_branch) {
+ unsigned char sha1[20];
+ int flag;
+ char *head_ref = resolve_refdup("HEAD", 0, sha1, &flag);
+ if (head_ref &&
+ (!(flag & REF_ISSYMREF) || strcmp(head_ref, new->path)) &&
+ !opts->ignore_other_worktrees)
+ check_linked_checkouts(new);
+ free(head_ref);
+ }
+
+ if (!new->commit && opts->new_branch) {
+ unsigned char rev[20];
+ int flag;
+
+ if (!read_ref_full("HEAD", 0, rev, &flag) &&
+ (flag & REF_ISSYMREF) && is_null_sha1(rev))
+ return switch_unborn_to_new_branch(opts);
+ }
+ return switch_branches(opts, new);
+}
+
int cmd_checkout(int argc, const char **argv, const char *prefix)
{
struct checkout_opts opts;
- unsigned char rev[20];
struct branch_info new;
- struct tree *source_tree = NULL;
char *conflict_style = NULL;
- int patch_mode = 0;
int dwim_new_local_branch = 1;
struct option options[] = {
- OPT__QUIET(&opts.quiet, "suppress progress reporting"),
- OPT_STRING('b', NULL, &opts.new_branch, "branch",
- "create and checkout a new branch"),
- OPT_STRING('B', NULL, &opts.new_branch_force, "branch",
- "create/reset and checkout a branch"),
- OPT_BOOLEAN('l', NULL, &opts.new_branch_log, "create reflog for new branch"),
- OPT_BOOLEAN(0, "detach", &opts.force_detach, "detach the HEAD at named commit"),
- OPT_SET_INT('t', "track", &opts.track, "set upstream info for new branch",
+ OPT__QUIET(&opts.quiet, N_("suppress progress reporting")),
+ OPT_STRING('b', NULL, &opts.new_branch, N_("branch"),
+ N_("create and checkout a new branch")),
+ OPT_STRING('B', NULL, &opts.new_branch_force, N_("branch"),
+ N_("create/reset and checkout a branch")),
+ OPT_BOOL('l', NULL, &opts.new_branch_log, N_("create reflog for new branch")),
+ OPT_BOOL(0, "detach", &opts.force_detach, N_("detach the HEAD at named commit")),
+ OPT_SET_INT('t', "track", &opts.track, N_("set upstream info for new branch"),
BRANCH_TRACK_EXPLICIT),
- OPT_STRING(0, "orphan", &opts.new_orphan_branch, "new branch", "new unparented branch"),
- OPT_SET_INT('2', "ours", &opts.writeout_stage, "checkout our version for unmerged files",
+ OPT_STRING(0, "orphan", &opts.new_orphan_branch, N_("new-branch"), N_("new unparented branch")),
+ OPT_SET_INT('2', "ours", &opts.writeout_stage, N_("checkout our version for unmerged files"),
2),
- OPT_SET_INT('3', "theirs", &opts.writeout_stage, "checkout their version for unmerged files",
+ OPT_SET_INT('3', "theirs", &opts.writeout_stage, N_("checkout their version for unmerged files"),
3),
- OPT__FORCE(&opts.force, "force checkout (throw away local modifications)"),
- OPT_BOOLEAN('m', "merge", &opts.merge, "perform a 3-way merge with the new branch"),
- OPT_BOOLEAN(0, "overwrite-ignore", &opts.overwrite_ignore, "update ignored files (default)"),
- OPT_STRING(0, "conflict", &conflict_style, "style",
- "conflict style (merge or diff3)"),
- OPT_BOOLEAN('p', "patch", &patch_mode, "select hunks interactively"),
- { OPTION_BOOLEAN, 0, "guess", &dwim_new_local_branch, NULL,
- "second guess 'git checkout no-such-branch'",
- PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
+ OPT__FORCE(&opts.force, N_("force checkout (throw away local modifications)")),
+ OPT_BOOL('m', "merge", &opts.merge, N_("perform a 3-way merge with the new branch")),
+ OPT_BOOL(0, "overwrite-ignore", &opts.overwrite_ignore, N_("update ignored files (default)")),
+ OPT_STRING(0, "conflict", &conflict_style, N_("style"),
+ N_("conflict style (merge or diff3)")),
+ OPT_BOOL('p', "patch", &opts.patch_mode, N_("select hunks interactively")),
+ OPT_BOOL(0, "ignore-skip-worktree-bits", &opts.ignore_skipworktree,
+ N_("do not limit pathspecs to sparse entries only")),
+ OPT_HIDDEN_BOOL(0, "guess", &dwim_new_local_branch,
+ N_("second guess 'git checkout <no-such-branch>'")),
+ OPT_BOOL(0, "ignore-other-worktrees", &opts.ignore_other_worktrees,
+ N_("do not check if another worktree is holding the given ref")),
OPT_END(),
};
memset(&opts, 0, sizeof(opts));
memset(&new, 0, sizeof(new));
opts.overwrite_ignore = 1;
+ opts.prefix = prefix;
gitmodules_config();
git_config(git_checkout_config, &opts);
@@ -981,55 +1241,40 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, prefix, options, checkout_usage,
PARSE_OPT_KEEP_DASHDASH);
- /* we can assume from now on new_branch = !new_branch_force */
- if (opts.new_branch && opts.new_branch_force)
- die(_("-B cannot be used with -b"));
+ opts.new_worktree_mode = getenv("GIT_CHECKOUT_NEW_WORKTREE") != NULL;
- /* copy -B over to -b, so that we can just check the latter */
+ if (conflict_style) {
+ opts.merge = 1; /* implied */
+ git_xmerge_config("merge.conflictstyle", conflict_style, NULL);
+ }
+
+ if ((!!opts.new_branch + !!opts.new_branch_force + !!opts.new_orphan_branch) > 1)
+ die(_("-b, -B and --orphan are mutually exclusive"));
+
+ /*
+ * From here on, new_branch will contain the branch to be checked out,
+ * and new_branch_force and new_orphan_branch will tell us which one of
+ * -b/-B/--orphan is being used.
+ */
if (opts.new_branch_force)
opts.new_branch = opts.new_branch_force;
- if (patch_mode && (opts.track > 0 || opts.new_branch
- || opts.new_branch_log || opts.merge || opts.force
- || opts.force_detach))
- die (_("--patch is incompatible with all other options"));
-
- if (opts.force_detach && (opts.new_branch || opts.new_orphan_branch))
- die(_("--detach cannot be used with -b/-B/--orphan"));
- if (opts.force_detach && 0 < opts.track)
- die(_("--detach cannot be used with -t"));
+ if (opts.new_orphan_branch)
+ opts.new_branch = opts.new_orphan_branch;
- /* --track without -b should DWIM */
- if (0 < opts.track && !opts.new_branch) {
+ /* --track without -b/-B/--orphan should DWIM */
+ if (opts.track != BRANCH_TRACK_UNSPECIFIED && !opts.new_branch) {
const char *argv0 = argv[0];
if (!argc || !strcmp(argv0, "--"))
die (_("--track needs a branch name"));
- if (!prefixcmp(argv0, "refs/"))
- argv0 += 5;
- if (!prefixcmp(argv0, "remotes/"))
- argv0 += 8;
+ skip_prefix(argv0, "refs/", &argv0);
+ skip_prefix(argv0, "remotes/", &argv0);
argv0 = strchr(argv0, '/');
if (!argv0 || !argv0[1])
die (_("Missing branch name; try -b"));
opts.new_branch = argv0 + 1;
}
- if (opts.new_orphan_branch) {
- if (opts.new_branch)
- die(_("--orphan and -b|-B are mutually exclusive"));
- if (opts.track > 0)
- die(_("--orphan cannot be used with -t"));
- opts.new_branch = opts.new_orphan_branch;
- }
-
- if (conflict_style) {
- opts.merge = 1; /* implied */
- git_xmerge_config("merge.conflictstyle", conflict_style, NULL);
- }
-
- if (opts.force && opts.merge)
- die(_("git checkout: -f and -m are incompatible"));
-
/*
* Extract branch name from command line arguments, so
* all that is left is pathspecs.
@@ -1044,73 +1289,57 @@ int cmd_checkout(int argc, const char **argv, const char *prefix)
* remote branches, erroring out for invalid or ambiguous cases.
*/
if (argc) {
+ unsigned char rev[20];
int dwim_ok =
- !patch_mode &&
+ !opts.patch_mode &&
dwim_new_local_branch &&
opts.track == BRANCH_TRACK_UNSPECIFIED &&
!opts.new_branch;
int n = parse_branchname_arg(argc, argv, dwim_ok,
- &new, &source_tree, rev, &opts.new_branch);
+ &new, &opts, rev);
argv += n;
argc -= n;
}
- if (opts.track == BRANCH_TRACK_UNSPECIFIED)
- opts.track = git_branch_track;
-
if (argc) {
- const char **pathspec = get_pathspec(prefix, argv);
+ parse_pathspec(&opts.pathspec, 0,
+ opts.patch_mode ? PATHSPEC_PREFIX_ORIGIN : 0,
+ prefix, argv);
- if (!pathspec)
+ if (!opts.pathspec.nr)
die(_("invalid path specification"));
- if (patch_mode)
- return interactive_checkout(new.name, pathspec, &opts);
-
- /* Checkout paths */
- if (opts.new_branch) {
- if (argc == 1) {
- die(_("git checkout: updating paths is incompatible with switching branches.\nDid you intend to checkout '%s' which can not be resolved as commit?"), argv[0]);
- } else {
- die(_("git checkout: updating paths is incompatible with switching branches."));
- }
- }
+ /*
+ * Try to give more helpful suggestion.
+ * new_branch && argc > 1 will be caught later.
+ */
+ if (opts.new_branch && argc == 1)
+ die(_("Cannot update paths and switch to branch '%s' at the same time.\n"
+ "Did you intend to checkout '%s' which can not be resolved as commit?"),
+ opts.new_branch, argv[0]);
if (opts.force_detach)
- die(_("git checkout: --detach does not take a path argument"));
+ die(_("git checkout: --detach does not take a path argument '%s'"),
+ argv[0]);
if (1 < !!opts.writeout_stage + !!opts.force + !!opts.merge)
- die(_("git checkout: --ours/--theirs, --force and --merge are incompatible when\nchecking out of the index."));
-
- return checkout_paths(source_tree, pathspec, prefix, &opts);
+ die(_("git checkout: --ours/--theirs, --force and --merge are incompatible when\n"
+ "checking out of the index."));
}
- if (patch_mode)
- return interactive_checkout(new.name, NULL, &opts);
-
if (opts.new_branch) {
struct strbuf buf = STRBUF_INIT;
- opts.branch_exists = validate_new_branchname(opts.new_branch, &buf,
- !!opts.new_branch_force,
- !!opts.new_branch_force);
+ opts.branch_exists =
+ validate_new_branchname(opts.new_branch, &buf,
+ !!opts.new_branch_force,
+ !!opts.new_branch_force);
strbuf_release(&buf);
}
- if (new.name && !new.commit) {
- die(_("Cannot switch branch to a non-commit."));
- }
- if (opts.writeout_stage)
- die(_("--ours/--theirs is incompatible with switching branches."));
-
- if (!new.commit) {
- unsigned char rev[20];
- int flag;
-
- if (!read_ref_full("HEAD", rev, 0, &flag) &&
- (flag & REF_ISSYMREF) && is_null_sha1(rev))
- return switch_unborn_to_new_branch(&opts);
- }
- return switch_branches(&opts, &new);
+ if (opts.patch_mode || opts.pathspec.nr)
+ return checkout_paths(&opts, new.name);
+ else
+ return checkout_branch(&opts, &new);
}
diff --git a/builtin/clean.c b/builtin/clean.c
index 0c7b3d0..6dcb72e 100644
--- a/builtin/clean.c
+++ b/builtin/clean.c
@@ -10,21 +10,135 @@
#include "cache.h"
#include "dir.h"
#include "parse-options.h"
+#include "refs.h"
#include "string-list.h"
#include "quote.h"
+#include "column.h"
+#include "color.h"
+#include "pathspec.h"
static int force = -1; /* unset */
+static int interactive;
+static struct string_list del_list = STRING_LIST_INIT_DUP;
+static unsigned int colopts;
static const char *const builtin_clean_usage[] = {
- "git clean [-d] [-f] [-n] [-q] [-e <pattern>] [-x | -X] [--] <paths>...",
+ N_("git clean [-d] [-f] [-i] [-n] [-q] [-e <pattern>] [-x | -X] [--] <paths>..."),
NULL
};
+static const char *msg_remove = N_("Removing %s\n");
+static const char *msg_would_remove = N_("Would remove %s\n");
+static const char *msg_skip_git_dir = N_("Skipping repository %s\n");
+static const char *msg_would_skip_git_dir = N_("Would skip repository %s\n");
+static const char *msg_warn_remove_failed = N_("failed to remove %s");
+
+static int clean_use_color = -1;
+static char clean_colors[][COLOR_MAXLEN] = {
+ GIT_COLOR_RESET,
+ GIT_COLOR_NORMAL, /* PLAIN */
+ GIT_COLOR_BOLD_BLUE, /* PROMPT */
+ GIT_COLOR_BOLD, /* HEADER */
+ GIT_COLOR_BOLD_RED, /* HELP */
+ GIT_COLOR_BOLD_RED, /* ERROR */
+};
+enum color_clean {
+ CLEAN_COLOR_RESET = 0,
+ CLEAN_COLOR_PLAIN = 1,
+ CLEAN_COLOR_PROMPT = 2,
+ CLEAN_COLOR_HEADER = 3,
+ CLEAN_COLOR_HELP = 4,
+ CLEAN_COLOR_ERROR = 5
+};
+
+#define MENU_OPTS_SINGLETON 01
+#define MENU_OPTS_IMMEDIATE 02
+#define MENU_OPTS_LIST_ONLY 04
+
+struct menu_opts {
+ const char *header;
+ const char *prompt;
+ int flags;
+};
+
+#define MENU_RETURN_NO_LOOP 10
+
+struct menu_item {
+ char hotkey;
+ const char *title;
+ int selected;
+ int (*fn)(void);
+};
+
+enum menu_stuff_type {
+ MENU_STUFF_TYPE_STRING_LIST = 1,
+ MENU_STUFF_TYPE_MENU_ITEM
+};
+
+struct menu_stuff {
+ enum menu_stuff_type type;
+ int nr;
+ void *stuff;
+};
+
+static int parse_clean_color_slot(const char *var)
+{
+ if (!strcasecmp(var, "reset"))
+ return CLEAN_COLOR_RESET;
+ if (!strcasecmp(var, "plain"))
+ return CLEAN_COLOR_PLAIN;
+ if (!strcasecmp(var, "prompt"))
+ return CLEAN_COLOR_PROMPT;
+ if (!strcasecmp(var, "header"))
+ return CLEAN_COLOR_HEADER;
+ if (!strcasecmp(var, "help"))
+ return CLEAN_COLOR_HELP;
+ if (!strcasecmp(var, "error"))
+ return CLEAN_COLOR_ERROR;
+ return -1;
+}
+
static int git_clean_config(const char *var, const char *value, void *cb)
{
- if (!strcmp(var, "clean.requireforce"))
+ const char *slot_name;
+
+ if (starts_with(var, "column."))
+ return git_column_config(var, value, "clean", &colopts);
+
+ /* honors the color.interactive* config variables which also
+ applied in git-add--interactive and git-stash */
+ if (!strcmp(var, "color.interactive")) {
+ clean_use_color = git_config_colorbool(var, value);
+ return 0;
+ }
+ if (skip_prefix(var, "color.interactive.", &slot_name)) {
+ int slot = parse_clean_color_slot(slot_name);
+ if (slot < 0)
+ return 0;
+ if (!value)
+ return config_error_nonbool(var);
+ return color_parse(value, clean_colors[slot]);
+ }
+
+ if (!strcmp(var, "clean.requireforce")) {
force = !git_config_bool(var, value);
- return git_default_config(var, value, cb);
+ return 0;
+ }
+
+ /* inspect the color.ui config variable and others */
+ return git_color_default_config(var, value, cb);
+}
+
+static const char *clean_get_color(enum color_clean ix)
+{
+ if (want_color(clean_use_color))
+ return clean_colors[ix];
+ return "";
+}
+
+static void clean_print_color(enum color_clean ix)
+{
+ printf("%s", clean_get_color(ix));
}
static int exclude_cb(const struct option *opt, const char *arg, int unset)
@@ -34,30 +148,739 @@ static int exclude_cb(const struct option *opt, const char *arg, int unset)
return 0;
}
-int cmd_clean(int argc, const char **argv, const char *prefix)
+static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
+ int dry_run, int quiet, int *dir_gone)
+{
+ DIR *dir;
+ struct strbuf quoted = STRBUF_INIT;
+ struct dirent *e;
+ int res = 0, ret = 0, gone = 1, original_len = path->len, len;
+ unsigned char submodule_head[20];
+ struct string_list dels = STRING_LIST_INIT_DUP;
+
+ *dir_gone = 1;
+
+ if ((force_flag & REMOVE_DIR_KEEP_NESTED_GIT) &&
+ !resolve_gitlink_ref(path->buf, "HEAD", submodule_head)) {
+ if (!quiet) {
+ quote_path_relative(path->buf, prefix, &quoted);
+ printf(dry_run ? _(msg_would_skip_git_dir) : _(msg_skip_git_dir),
+ quoted.buf);
+ }
+
+ *dir_gone = 0;
+ return 0;
+ }
+
+ dir = opendir(path->buf);
+ if (!dir) {
+ /* an empty dir could be removed even if it is unreadble */
+ res = dry_run ? 0 : rmdir(path->buf);
+ if (res) {
+ quote_path_relative(path->buf, prefix, &quoted);
+ warning(_(msg_warn_remove_failed), quoted.buf);
+ *dir_gone = 0;
+ }
+ return res;
+ }
+
+ if (path->buf[original_len - 1] != '/')
+ strbuf_addch(path, '/');
+
+ len = path->len;
+ while ((e = readdir(dir)) != NULL) {
+ struct stat st;
+ if (is_dot_or_dotdot(e->d_name))
+ continue;
+
+ strbuf_setlen(path, len);
+ strbuf_addstr(path, e->d_name);
+ if (lstat(path->buf, &st))
+ ; /* fall thru */
+ else if (S_ISDIR(st.st_mode)) {
+ if (remove_dirs(path, prefix, force_flag, dry_run, quiet, &gone))
+ ret = 1;
+ if (gone) {
+ quote_path_relative(path->buf, prefix, &quoted);
+ string_list_append(&dels, quoted.buf);
+ } else
+ *dir_gone = 0;
+ continue;
+ } else {
+ res = dry_run ? 0 : unlink(path->buf);
+ if (!res) {
+ quote_path_relative(path->buf, prefix, &quoted);
+ string_list_append(&dels, quoted.buf);
+ } else {
+ quote_path_relative(path->buf, prefix, &quoted);
+ warning(_(msg_warn_remove_failed), quoted.buf);
+ *dir_gone = 0;
+ ret = 1;
+ }
+ continue;
+ }
+
+ /* path too long, stat fails, or non-directory still exists */
+ *dir_gone = 0;
+ ret = 1;
+ break;
+ }
+ closedir(dir);
+
+ strbuf_setlen(path, original_len);
+
+ if (*dir_gone) {
+ res = dry_run ? 0 : rmdir(path->buf);
+ if (!res)
+ *dir_gone = 1;
+ else {
+ quote_path_relative(path->buf, prefix, &quoted);
+ warning(_(msg_warn_remove_failed), quoted.buf);
+ *dir_gone = 0;
+ ret = 1;
+ }
+ }
+
+ if (!*dir_gone && !quiet) {
+ int i;
+ for (i = 0; i < dels.nr; i++)
+ printf(dry_run ? _(msg_would_remove) : _(msg_remove), dels.items[i].string);
+ }
+ string_list_clear(&dels, 0);
+ return ret;
+}
+
+static void pretty_print_dels(void)
+{
+ struct string_list list = STRING_LIST_INIT_DUP;
+ struct string_list_item *item;
+ struct strbuf buf = STRBUF_INIT;
+ const char *qname;
+ struct column_options copts;
+
+ for_each_string_list_item(item, &del_list) {
+ qname = quote_path_relative(item->string, NULL, &buf);
+ string_list_append(&list, qname);
+ }
+
+ /*
+ * always enable column display, we only consult column.*
+ * about layout strategy and stuff
+ */
+ colopts = (colopts & ~COL_ENABLE_MASK) | COL_ENABLED;
+ memset(&copts, 0, sizeof(copts));
+ copts.indent = " ";
+ copts.padding = 2;
+ print_columns(&list, colopts, &copts);
+ strbuf_release(&buf);
+ string_list_clear(&list, 0);
+}
+
+static void pretty_print_menus(struct string_list *menu_list)
+{
+ unsigned int local_colopts = 0;
+ struct column_options copts;
+
+ local_colopts = COL_ENABLED | COL_ROW;
+ memset(&copts, 0, sizeof(copts));
+ copts.indent = " ";
+ copts.padding = 2;
+ print_columns(menu_list, local_colopts, &copts);
+}
+
+static void prompt_help_cmd(int singleton)
+{
+ clean_print_color(CLEAN_COLOR_HELP);
+ printf_ln(singleton ?
+ _("Prompt help:\n"
+ "1 - select a numbered item\n"
+ "foo - select item based on unique prefix\n"
+ " - (empty) select nothing") :
+ _("Prompt help:\n"
+ "1 - select a single item\n"
+ "3-5 - select a range of items\n"
+ "2-3,6-9 - select multiple ranges\n"
+ "foo - select item based on unique prefix\n"
+ "-... - unselect specified items\n"
+ "* - choose all items\n"
+ " - (empty) finish selecting"));
+ clean_print_color(CLEAN_COLOR_RESET);
+}
+
+/*
+ * display menu stuff with number prefix and hotkey highlight
+ */
+static void print_highlight_menu_stuff(struct menu_stuff *stuff, int **chosen)
+{
+ struct string_list menu_list = STRING_LIST_INIT_DUP;
+ struct strbuf menu = STRBUF_INIT;
+ struct menu_item *menu_item;
+ struct string_list_item *string_list_item;
+ int i;
+
+ switch (stuff->type) {
+ default:
+ die("Bad type of menu_stuff when print menu");
+ case MENU_STUFF_TYPE_MENU_ITEM:
+ menu_item = (struct menu_item *)stuff->stuff;
+ for (i = 0; i < stuff->nr; i++, menu_item++) {
+ const char *p;
+ int highlighted = 0;
+
+ p = menu_item->title;
+ if ((*chosen)[i] < 0)
+ (*chosen)[i] = menu_item->selected ? 1 : 0;
+ strbuf_addf(&menu, "%s%2d: ", (*chosen)[i] ? "*" : " ", i+1);
+ for (; *p; p++) {
+ if (!highlighted && *p == menu_item->hotkey) {
+ strbuf_addstr(&menu, clean_get_color(CLEAN_COLOR_PROMPT));
+ strbuf_addch(&menu, *p);
+ strbuf_addstr(&menu, clean_get_color(CLEAN_COLOR_RESET));
+ highlighted = 1;
+ } else {
+ strbuf_addch(&menu, *p);
+ }
+ }
+ string_list_append(&menu_list, menu.buf);
+ strbuf_reset(&menu);
+ }
+ break;
+ case MENU_STUFF_TYPE_STRING_LIST:
+ i = 0;
+ for_each_string_list_item(string_list_item, (struct string_list *)stuff->stuff) {
+ if ((*chosen)[i] < 0)
+ (*chosen)[i] = 0;
+ strbuf_addf(&menu, "%s%2d: %s",
+ (*chosen)[i] ? "*" : " ", i+1, string_list_item->string);
+ string_list_append(&menu_list, menu.buf);
+ strbuf_reset(&menu);
+ i++;
+ }
+ break;
+ }
+
+ pretty_print_menus(&menu_list);
+
+ strbuf_release(&menu);
+ string_list_clear(&menu_list, 0);
+}
+
+static int find_unique(const char *choice, struct menu_stuff *menu_stuff)
+{
+ struct menu_item *menu_item;
+ struct string_list_item *string_list_item;
+ int i, len, found = 0;
+
+ len = strlen(choice);
+ switch (menu_stuff->type) {
+ default:
+ die("Bad type of menu_stuff when parse choice");
+ case MENU_STUFF_TYPE_MENU_ITEM:
+
+ menu_item = (struct menu_item *)menu_stuff->stuff;
+ for (i = 0; i < menu_stuff->nr; i++, menu_item++) {
+ if (len == 1 && *choice == menu_item->hotkey) {
+ found = i + 1;
+ break;
+ }
+ if (!strncasecmp(choice, menu_item->title, len)) {
+ if (found) {
+ if (len == 1) {
+ /* continue for hotkey matching */
+ found = -1;
+ } else {
+ found = 0;
+ break;
+ }
+ } else {
+ found = i + 1;
+ }
+ }
+ }
+ break;
+ case MENU_STUFF_TYPE_STRING_LIST:
+ string_list_item = ((struct string_list *)menu_stuff->stuff)->items;
+ for (i = 0; i < menu_stuff->nr; i++, string_list_item++) {
+ if (!strncasecmp(choice, string_list_item->string, len)) {
+ if (found) {
+ found = 0;
+ break;
+ }
+ found = i + 1;
+ }
+ }
+ break;
+ }
+ return found;
+}
+
+
+/*
+ * Parse user input, and return choice(s) for menu (menu_stuff).
+ *
+ * Input
+ * (for single choice)
+ * 1 - select a numbered item
+ * foo - select item based on menu title
+ * - (empty) select nothing
+ *
+ * (for multiple choice)
+ * 1 - select a single item
+ * 3-5 - select a range of items
+ * 2-3,6-9 - select multiple ranges
+ * foo - select item based on menu title
+ * -... - unselect specified items
+ * * - choose all items
+ * - (empty) finish selecting
+ *
+ * The parse result will be saved in array **chosen, and
+ * return number of total selections.
+ */
+static int parse_choice(struct menu_stuff *menu_stuff,
+ int is_single,
+ struct strbuf input,
+ int **chosen)
+{
+ struct strbuf **choice_list, **ptr;
+ int nr = 0;
+ int i;
+
+ if (is_single) {
+ choice_list = strbuf_split_max(&input, '\n', 0);
+ } else {
+ char *p = input.buf;
+ do {
+ if (*p == ',')
+ *p = ' ';
+ } while (*p++);
+ choice_list = strbuf_split_max(&input, ' ', 0);
+ }
+
+ for (ptr = choice_list; *ptr; ptr++) {
+ char *p;
+ int choose = 1;
+ int bottom = 0, top = 0;
+ int is_range, is_number;
+
+ strbuf_trim(*ptr);
+ if (!(*ptr)->len)
+ continue;
+
+ /* Input that begins with '-'; unchoose */
+ if (*(*ptr)->buf == '-') {
+ choose = 0;
+ strbuf_remove((*ptr), 0, 1);
+ }
+
+ is_range = 0;
+ is_number = 1;
+ for (p = (*ptr)->buf; *p; p++) {
+ if ('-' == *p) {
+ if (!is_range) {
+ is_range = 1;
+ is_number = 0;
+ } else {
+ is_number = 0;
+ is_range = 0;
+ break;
+ }
+ } else if (!isdigit(*p)) {
+ is_number = 0;
+ is_range = 0;
+ break;
+ }
+ }
+
+ if (is_number) {
+ bottom = atoi((*ptr)->buf);
+ top = bottom;
+ } else if (is_range) {
+ bottom = atoi((*ptr)->buf);
+ /* a range can be specified like 5-7 or 5- */
+ if (!*(strchr((*ptr)->buf, '-') + 1))
+ top = menu_stuff->nr;
+ else
+ top = atoi(strchr((*ptr)->buf, '-') + 1);
+ } else if (!strcmp((*ptr)->buf, "*")) {
+ bottom = 1;
+ top = menu_stuff->nr;
+ } else {
+ bottom = find_unique((*ptr)->buf, menu_stuff);
+ top = bottom;
+ }
+
+ if (top <= 0 || bottom <= 0 || top > menu_stuff->nr || bottom > top ||
+ (is_single && bottom != top)) {
+ clean_print_color(CLEAN_COLOR_ERROR);
+ printf_ln(_("Huh (%s)?"), (*ptr)->buf);
+ clean_print_color(CLEAN_COLOR_RESET);
+ continue;
+ }
+
+ for (i = bottom; i <= top; i++)
+ (*chosen)[i-1] = choose;
+ }
+
+ strbuf_list_free(choice_list);
+
+ for (i = 0; i < menu_stuff->nr; i++)
+ nr += (*chosen)[i];
+ return nr;
+}
+
+/*
+ * Implement a git-add-interactive compatible UI, which is borrowed
+ * from git-add--interactive.perl.
+ *
+ * Return value:
+ *
+ * - Return an array of integers
+ * - , and it is up to you to free the allocated memory.
+ * - The array ends with EOF.
+ * - If user pressed CTRL-D (i.e. EOF), no selection returned.
+ */
+static int *list_and_choose(struct menu_opts *opts, struct menu_stuff *stuff)
{
+ struct strbuf choice = STRBUF_INIT;
+ int *chosen, *result;
+ int nr = 0;
+ int eof = 0;
int i;
- int show_only = 0, remove_directories = 0, quiet = 0, ignored = 0;
- int ignored_only = 0, config_set = 0, errors = 0;
+
+ chosen = xmalloc(sizeof(int) * stuff->nr);
+ /* set chosen as uninitialized */
+ for (i = 0; i < stuff->nr; i++)
+ chosen[i] = -1;
+
+ for (;;) {
+ if (opts->header) {
+ printf_ln("%s%s%s",
+ clean_get_color(CLEAN_COLOR_HEADER),
+ _(opts->header),
+ clean_get_color(CLEAN_COLOR_RESET));
+ }
+
+ /* chosen will be initialized by print_highlight_menu_stuff */
+ print_highlight_menu_stuff(stuff, &chosen);
+
+ if (opts->flags & MENU_OPTS_LIST_ONLY)
+ break;
+
+ if (opts->prompt) {
+ printf("%s%s%s%s",
+ clean_get_color(CLEAN_COLOR_PROMPT),
+ _(opts->prompt),
+ opts->flags & MENU_OPTS_SINGLETON ? "> " : ">> ",
+ clean_get_color(CLEAN_COLOR_RESET));
+ }
+
+ if (strbuf_getline(&choice, stdin, '\n') != EOF) {
+ strbuf_trim(&choice);
+ } else {
+ eof = 1;
+ break;
+ }
+
+ /* help for prompt */
+ if (!strcmp(choice.buf, "?")) {
+ prompt_help_cmd(opts->flags & MENU_OPTS_SINGLETON);
+ continue;
+ }
+
+ /* for a multiple-choice menu, press ENTER (empty) will return back */
+ if (!(opts->flags & MENU_OPTS_SINGLETON) && !choice.len)
+ break;
+
+ nr = parse_choice(stuff,
+ opts->flags & MENU_OPTS_SINGLETON,
+ choice,
+ &chosen);
+
+ if (opts->flags & MENU_OPTS_SINGLETON) {
+ if (nr)
+ break;
+ } else if (opts->flags & MENU_OPTS_IMMEDIATE) {
+ break;
+ }
+ }
+
+ if (eof) {
+ result = xmalloc(sizeof(int));
+ *result = EOF;
+ } else {
+ int j = 0;
+
+ /*
+ * recalculate nr, if return back from menu directly with
+ * default selections.
+ */
+ if (!nr) {
+ for (i = 0; i < stuff->nr; i++)
+ nr += chosen[i];
+ }
+
+ result = xcalloc(nr + 1, sizeof(int));
+ for (i = 0; i < stuff->nr && j < nr; i++) {
+ if (chosen[i])
+ result[j++] = i;
+ }
+ result[j] = EOF;
+ }
+
+ free(chosen);
+ strbuf_release(&choice);
+ return result;
+}
+
+static int clean_cmd(void)
+{
+ return MENU_RETURN_NO_LOOP;
+}
+
+static int filter_by_patterns_cmd(void)
+{
+ struct dir_struct dir;
+ struct strbuf confirm = STRBUF_INIT;
+ struct strbuf **ignore_list;
+ struct string_list_item *item;
+ struct exclude_list *el;
+ int changed = -1, i;
+
+ for (;;) {
+ if (!del_list.nr)
+ break;
+
+ if (changed)
+ pretty_print_dels();
+
+ clean_print_color(CLEAN_COLOR_PROMPT);
+ printf(_("Input ignore patterns>> "));
+ clean_print_color(CLEAN_COLOR_RESET);
+ if (strbuf_getline(&confirm, stdin, '\n') != EOF)
+ strbuf_trim(&confirm);
+ else
+ putchar('\n');
+
+ /* quit filter_by_pattern mode if press ENTER or Ctrl-D */
+ if (!confirm.len)
+ break;
+
+ memset(&dir, 0, sizeof(dir));
+ el = add_exclude_list(&dir, EXC_CMDL, "manual exclude");
+ ignore_list = strbuf_split_max(&confirm, ' ', 0);
+
+ for (i = 0; ignore_list[i]; i++) {
+ strbuf_trim(ignore_list[i]);
+ if (!ignore_list[i]->len)
+ continue;
+
+ add_exclude(ignore_list[i]->buf, "", 0, el, -(i+1));
+ }
+
+ changed = 0;
+ for_each_string_list_item(item, &del_list) {
+ int dtype = DT_UNKNOWN;
+
+ if (is_excluded(&dir, item->string, &dtype)) {
+ *item->string = '\0';
+ changed++;
+ }
+ }
+
+ if (changed) {
+ string_list_remove_empty_items(&del_list, 0);
+ } else {
+ clean_print_color(CLEAN_COLOR_ERROR);
+ printf_ln(_("WARNING: Cannot find items matched by: %s"), confirm.buf);
+ clean_print_color(CLEAN_COLOR_RESET);
+ }
+
+ strbuf_list_free(ignore_list);
+ clear_directory(&dir);
+ }
+
+ strbuf_release(&confirm);
+ return 0;
+}
+
+static int select_by_numbers_cmd(void)
+{
+ struct menu_opts menu_opts;
+ struct menu_stuff menu_stuff;
+ struct string_list_item *items;
+ int *chosen;
+ int i, j;
+
+ menu_opts.header = NULL;
+ menu_opts.prompt = N_("Select items to delete");
+ menu_opts.flags = 0;
+
+ menu_stuff.type = MENU_STUFF_TYPE_STRING_LIST;
+ menu_stuff.stuff = &del_list;
+ menu_stuff.nr = del_list.nr;
+
+ chosen = list_and_choose(&menu_opts, &menu_stuff);
+ items = del_list.items;
+ for (i = 0, j = 0; i < del_list.nr; i++) {
+ if (i < chosen[j]) {
+ *(items[i].string) = '\0';
+ } else if (i == chosen[j]) {
+ /* delete selected item */
+ j++;
+ continue;
+ } else {
+ /* end of chosen (chosen[j] == EOF), won't delete */
+ *(items[i].string) = '\0';
+ }
+ }
+
+ string_list_remove_empty_items(&del_list, 0);
+
+ free(chosen);
+ return 0;
+}
+
+static int ask_each_cmd(void)
+{
+ struct strbuf confirm = STRBUF_INIT;
+ struct strbuf buf = STRBUF_INIT;
+ struct string_list_item *item;
+ const char *qname;
+ int changed = 0, eof = 0;
+
+ for_each_string_list_item(item, &del_list) {
+ /* Ctrl-D should stop removing files */
+ if (!eof) {
+ qname = quote_path_relative(item->string, NULL, &buf);
+ /* TRANSLATORS: Make sure to keep [y/N] as is */
+ printf(_("Remove %s [y/N]? "), qname);
+ if (strbuf_getline(&confirm, stdin, '\n') != EOF) {
+ strbuf_trim(&confirm);
+ } else {
+ putchar('\n');
+ eof = 1;
+ }
+ }
+ if (!confirm.len || strncasecmp(confirm.buf, "yes", confirm.len)) {
+ *item->string = '\0';
+ changed++;
+ }
+ }
+
+ if (changed)
+ string_list_remove_empty_items(&del_list, 0);
+
+ strbuf_release(&buf);
+ strbuf_release(&confirm);
+ return MENU_RETURN_NO_LOOP;
+}
+
+static int quit_cmd(void)
+{
+ string_list_clear(&del_list, 0);
+ printf_ln(_("Bye."));
+ return MENU_RETURN_NO_LOOP;
+}
+
+static int help_cmd(void)
+{
+ clean_print_color(CLEAN_COLOR_HELP);
+ printf_ln(_(
+ "clean - start cleaning\n"
+ "filter by pattern - exclude items from deletion\n"
+ "select by numbers - select items to be deleted by numbers\n"
+ "ask each - confirm each deletion (like \"rm -i\")\n"
+ "quit - stop cleaning\n"
+ "help - this screen\n"
+ "? - help for prompt selection"
+ ));
+ clean_print_color(CLEAN_COLOR_RESET);
+ return 0;
+}
+
+static void interactive_main_loop(void)
+{
+ while (del_list.nr) {
+ struct menu_opts menu_opts;
+ struct menu_stuff menu_stuff;
+ struct menu_item menus[] = {
+ {'c', "clean", 0, clean_cmd},
+ {'f', "filter by pattern", 0, filter_by_patterns_cmd},
+ {'s', "select by numbers", 0, select_by_numbers_cmd},
+ {'a', "ask each", 0, ask_each_cmd},
+ {'q', "quit", 0, quit_cmd},
+ {'h', "help", 0, help_cmd},
+ };
+ int *chosen;
+
+ menu_opts.header = N_("*** Commands ***");
+ menu_opts.prompt = N_("What now");
+ menu_opts.flags = MENU_OPTS_SINGLETON;
+
+ menu_stuff.type = MENU_STUFF_TYPE_MENU_ITEM;
+ menu_stuff.stuff = menus;
+ menu_stuff.nr = sizeof(menus) / sizeof(struct menu_item);
+
+ clean_print_color(CLEAN_COLOR_HEADER);
+ printf_ln(Q_("Would remove the following item:",
+ "Would remove the following items:",
+ del_list.nr));
+ clean_print_color(CLEAN_COLOR_RESET);
+
+ pretty_print_dels();
+
+ chosen = list_and_choose(&menu_opts, &menu_stuff);
+
+ if (*chosen != EOF) {
+ int ret;
+ ret = menus[*chosen].fn();
+ if (ret != MENU_RETURN_NO_LOOP) {
+ free(chosen);
+ chosen = NULL;
+ if (!del_list.nr) {
+ clean_print_color(CLEAN_COLOR_ERROR);
+ printf_ln(_("No more files to clean, exiting."));
+ clean_print_color(CLEAN_COLOR_RESET);
+ break;
+ }
+ continue;
+ }
+ } else {
+ quit_cmd();
+ }
+
+ free(chosen);
+ chosen = NULL;
+ break;
+ }
+}
+
+int cmd_clean(int argc, const char **argv, const char *prefix)
+{
+ int i, res;
+ int dry_run = 0, remove_directories = 0, quiet = 0, ignored = 0;
+ int ignored_only = 0, config_set = 0, errors = 0, gone = 1;
int rm_flags = REMOVE_DIR_KEEP_NESTED_GIT;
- struct strbuf directory = STRBUF_INIT;
+ struct strbuf abs_path = STRBUF_INIT;
struct dir_struct dir;
- static const char **pathspec;
+ struct pathspec pathspec;
struct strbuf buf = STRBUF_INIT;
struct string_list exclude_list = STRING_LIST_INIT_NODUP;
+ struct exclude_list *el;
+ struct string_list_item *item;
const char *qname;
- char *seen = NULL;
struct option options[] = {
- OPT__QUIET(&quiet, "do not print names of files removed"),
- OPT__DRY_RUN(&show_only, "dry run"),
- OPT__FORCE(&force, "force"),
- OPT_BOOLEAN('d', NULL, &remove_directories,
- "remove whole directories"),
- { OPTION_CALLBACK, 'e', "exclude", &exclude_list, "pattern",
- "add <pattern> to ignore rules", PARSE_OPT_NONEG, exclude_cb },
- OPT_BOOLEAN('x', NULL, &ignored, "remove ignored files, too"),
- OPT_BOOLEAN('X', NULL, &ignored_only,
- "remove only ignored files"),
+ OPT__QUIET(&quiet, N_("do not print names of files removed")),
+ OPT__DRY_RUN(&dry_run, N_("dry run")),
+ OPT__FORCE(&force, N_("force")),
+ OPT_BOOL('i', "interactive", &interactive, N_("interactive cleaning")),
+ OPT_BOOL('d', NULL, &remove_directories,
+ N_("remove whole directories")),
+ { OPTION_CALLBACK, 'e', "exclude", &exclude_list, N_("pattern"),
+ N_("add <pattern> to ignore rules"), PARSE_OPT_NONEG, exclude_cb },
+ OPT_BOOL('x', NULL, &ignored, N_("remove ignored files, too")),
+ OPT_BOOL('X', NULL, &ignored_only,
+ N_("remove only ignored files")),
OPT_END()
};
@@ -77,13 +900,13 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
if (ignored && ignored_only)
die(_("-x and -X cannot be used together"));
- if (!show_only && !force) {
+ if (!interactive && !dry_run && !force) {
if (config_set)
- die(_("clean.requireForce set to true and neither -n nor -f given; "
+ die(_("clean.requireForce set to true and neither -i, -n, nor -f given; "
"refusing to clean"));
else
- die(_("clean.requireForce defaults to true and neither -n nor -f given; "
- "refusing to clean"));
+ die(_("clean.requireForce defaults to true and neither -i, -n, nor -f given;"
+ " refusing to clean"));
}
if (force > 1)
@@ -97,96 +920,85 @@ int cmd_clean(int argc, const char **argv, const char *prefix)
if (!ignored)
setup_standard_excludes(&dir);
+ el = add_exclude_list(&dir, EXC_CMDL, "--exclude option");
for (i = 0; i < exclude_list.nr; i++)
- add_exclude(exclude_list.items[i].string, "", 0,
- &dir.exclude_list[EXC_CMDL]);
-
- pathspec = get_pathspec(prefix, argv);
+ add_exclude(exclude_list.items[i].string, "", 0, el, -(i+1));
- fill_directory(&dir, pathspec);
+ parse_pathspec(&pathspec, 0,
+ PATHSPEC_PREFER_CWD,
+ prefix, argv);
- if (pathspec)
- seen = xmalloc(argc > 0 ? argc : 1);
+ fill_directory(&dir, &pathspec);
for (i = 0; i < dir.nr; i++) {
struct dir_entry *ent = dir.entries[i];
- int len, pos;
int matches = 0;
- struct cache_entry *ce;
struct stat st;
+ const char *rel;
- /*
- * Remove the '/' at the end that directory
- * walking adds for directory entries.
- */
- len = ent->len;
- if (len && ent->name[len-1] == '/')
- len--;
- pos = cache_name_pos(ent->name, len);
- if (0 <= pos)
- continue; /* exact match */
- pos = -pos - 1;
- if (pos < active_nr) {
- ce = active_cache[pos];
- if (ce_namelen(ce) == len &&
- !memcmp(ce->name, ent->name, len))
- continue; /* Yup, this one exists unmerged */
- }
+ if (!cache_name_is_other(ent->name, ent->len))
+ continue;
+
+ if (pathspec.nr)
+ matches = dir_path_match(ent, &pathspec, 0, NULL);
+
+ if (pathspec.nr && !matches)
+ continue;
+
+ if (lstat(ent->name, &st))
+ die_errno("Cannot lstat '%s'", ent->name);
+
+ if (S_ISDIR(st.st_mode) && !remove_directories &&
+ matches != MATCHED_EXACTLY)
+ continue;
+
+ rel = relative_path(ent->name, prefix, &buf);
+ string_list_append(&del_list, rel);
+ }
+
+ if (interactive && del_list.nr > 0)
+ interactive_main_loop();
+
+ for_each_string_list_item(item, &del_list) {
+ struct stat st;
+
+ if (prefix)
+ strbuf_addstr(&abs_path, prefix);
+
+ strbuf_addstr(&abs_path, item->string);
/*
* we might have removed this as part of earlier
* recursive directory removal, so lstat() here could
* fail with ENOENT.
*/
- if (lstat(ent->name, &st))
+ if (lstat(abs_path.buf, &st))
continue;
- if (pathspec) {
- memset(seen, 0, argc > 0 ? argc : 1);
- matches = match_pathspec(pathspec, ent->name, len,
- 0, seen);
- }
-
if (S_ISDIR(st.st_mode)) {
- strbuf_addstr(&directory, ent->name);
- qname = quote_path_relative(directory.buf, directory.len, &buf, prefix);
- if (show_only && (remove_directories ||
- (matches == MATCHED_EXACTLY))) {
- printf(_("Would remove %s\n"), qname);
- } else if (remove_directories ||
- (matches == MATCHED_EXACTLY)) {
- if (!quiet)
- printf(_("Removing %s\n"), qname);
- if (remove_dir_recursively(&directory,
- rm_flags) != 0) {
- warning(_("failed to remove %s"), qname);
- errors++;
- }
- } else if (show_only) {
- printf(_("Would not remove %s\n"), qname);
- } else {
- printf(_("Not removing %s\n"), qname);
+ if (remove_dirs(&abs_path, prefix, rm_flags, dry_run, quiet, &gone))
+ errors++;
+ if (gone && !quiet) {
+ qname = quote_path_relative(item->string, NULL, &buf);
+ printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname);
}
- strbuf_reset(&directory);
} else {
- if (pathspec && !matches)
- continue;
- qname = quote_path_relative(ent->name, -1, &buf, prefix);
- if (show_only) {
- printf(_("Would remove %s\n"), qname);
- continue;
- } else if (!quiet) {
- printf(_("Removing %s\n"), qname);
- }
- if (unlink(ent->name) != 0) {
- warning(_("failed to remove %s"), qname);
+ res = dry_run ? 0 : unlink(abs_path.buf);
+ if (res) {
+ qname = quote_path_relative(item->string, NULL, &buf);
+ warning(_(msg_warn_remove_failed), qname);
errors++;
+ } else if (!quiet) {
+ qname = quote_path_relative(item->string, NULL, &buf);
+ printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname);
}
}
+ strbuf_reset(&abs_path);
}
- free(seen);
- strbuf_release(&directory);
+ strbuf_release(&abs_path);
+ strbuf_release(&buf);
+ string_list_clear(&del_list, 0);
string_list_clear(&exclude_list, 0);
return (errors != 0);
}
diff --git a/builtin/clone.c b/builtin/clone.c
index 0fb5956..53cf545 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -9,6 +9,7 @@
*/
#include "builtin.h"
+#include "lockfile.h"
#include "parse-options.h"
#include "fetch-pack.h"
#include "refs.h"
@@ -18,11 +19,11 @@
#include "transport.h"
#include "strbuf.h"
#include "dir.h"
-#include "pack-refs.h"
#include "sigchain.h"
#include "branch.h"
#include "remote.h"
#include "run-command.h"
+#include "connected.h"
/*
* Overall FIXMEs:
@@ -33,12 +34,12 @@
*
*/
static const char * const builtin_clone_usage[] = {
- "git clone [options] [--] <repo> [<dir>]",
+ N_("git clone [<options>] [--] <repo> [<dir>]"),
NULL
};
-static int option_no_checkout, option_bare, option_mirror;
-static int option_local, option_no_hardlinks, option_shared, option_recursive;
+static int option_no_checkout, option_bare, option_mirror, option_single_branch = -1;
+static int option_local = -1, option_no_hardlinks, option_shared, option_recursive;
static char *option_template, *option_depth;
static char *option_origin = NULL;
static char *option_branch = NULL;
@@ -48,54 +49,49 @@ static int option_verbosity;
static int option_progress = -1;
static struct string_list option_config;
static struct string_list option_reference;
-
-static int opt_parse_reference(const struct option *opt, const char *arg, int unset)
-{
- struct string_list *option_reference = opt->value;
- if (!arg)
- return -1;
- string_list_append(option_reference, arg);
- return 0;
-}
+static int option_dissociate;
static struct option builtin_clone_options[] = {
OPT__VERBOSITY(&option_verbosity),
OPT_BOOL(0, "progress", &option_progress,
- "force progress reporting"),
- OPT_BOOLEAN('n', "no-checkout", &option_no_checkout,
- "don't create a checkout"),
- OPT_BOOLEAN(0, "bare", &option_bare, "create a bare repository"),
- { OPTION_BOOLEAN, 0, "naked", &option_bare, NULL,
- "create a bare repository",
- PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
- OPT_BOOLEAN(0, "mirror", &option_mirror,
- "create a mirror repository (implies bare)"),
- OPT_BOOLEAN('l', "local", &option_local,
- "to clone from a local repository"),
- OPT_BOOLEAN(0, "no-hardlinks", &option_no_hardlinks,
- "don't use local hardlinks, always copy"),
- OPT_BOOLEAN('s', "shared", &option_shared,
- "setup as shared repository"),
- OPT_BOOLEAN(0, "recursive", &option_recursive,
- "initialize submodules in the clone"),
- OPT_BOOLEAN(0, "recurse-submodules", &option_recursive,
- "initialize submodules in the clone"),
- OPT_STRING(0, "template", &option_template, "template-directory",
- "directory from which templates will be used"),
- OPT_CALLBACK(0 , "reference", &option_reference, "repo",
- "reference repository", &opt_parse_reference),
- OPT_STRING('o', "origin", &option_origin, "name",
- "use <name> instead of 'origin' to track upstream"),
- OPT_STRING('b', "branch", &option_branch, "branch",
- "checkout <branch> instead of the remote's HEAD"),
- OPT_STRING('u', "upload-pack", &option_upload_pack, "path",
- "path to git-upload-pack on the remote"),
- OPT_STRING(0, "depth", &option_depth, "depth",
- "create a shallow clone of that depth"),
- OPT_STRING(0, "separate-git-dir", &real_git_dir, "gitdir",
- "separate git dir from working tree"),
- OPT_STRING_LIST('c', "config", &option_config, "key=value",
- "set config inside the new repository"),
+ N_("force progress reporting")),
+ OPT_BOOL('n', "no-checkout", &option_no_checkout,
+ N_("don't create a checkout")),
+ OPT_BOOL(0, "bare", &option_bare, N_("create a bare repository")),
+ OPT_HIDDEN_BOOL(0, "naked", &option_bare,
+ N_("create a bare repository")),
+ OPT_BOOL(0, "mirror", &option_mirror,
+ N_("create a mirror repository (implies bare)")),
+ OPT_BOOL('l', "local", &option_local,
+ N_("to clone from a local repository")),
+ OPT_BOOL(0, "no-hardlinks", &option_no_hardlinks,
+ N_("don't use local hardlinks, always copy")),
+ OPT_BOOL('s', "shared", &option_shared,
+ N_("setup as shared repository")),
+ OPT_BOOL(0, "recursive", &option_recursive,
+ N_("initialize submodules in the clone")),
+ OPT_BOOL(0, "recurse-submodules", &option_recursive,
+ N_("initialize submodules in the clone")),
+ OPT_STRING(0, "template", &option_template, N_("template-directory"),
+ N_("directory from which templates will be used")),
+ OPT_STRING_LIST(0, "reference", &option_reference, N_("repo"),
+ N_("reference repository")),
+ OPT_BOOL(0, "dissociate", &option_dissociate,
+ N_("use --reference only while cloning")),
+ OPT_STRING('o', "origin", &option_origin, N_("name"),
+ N_("use <name> instead of 'origin' to track upstream")),
+ OPT_STRING('b', "branch", &option_branch, N_("branch"),
+ N_("checkout <branch> instead of the remote's HEAD")),
+ OPT_STRING('u', "upload-pack", &option_upload_pack, N_("path"),
+ N_("path to git-upload-pack on the remote")),
+ OPT_STRING(0, "depth", &option_depth, N_("depth"),
+ N_("create a shallow clone of that depth")),
+ OPT_BOOL(0, "single-branch", &option_single_branch,
+ N_("clone only one branch, HEAD or --branch")),
+ OPT_STRING(0, "separate-git-dir", &real_git_dir, N_("gitdir"),
+ N_("separate git dir from working tree")),
+ OPT_STRING_LIST('c', "config", &option_config, N_("key=value"),
+ N_("set config inside the new repository")),
OPT_END()
};
@@ -151,6 +147,7 @@ static char *get_repo_path(const char *repo, int *is_bundle)
static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
{
const char *end = repo + strlen(repo), *start;
+ size_t len;
char *dir;
/*
@@ -177,20 +174,13 @@ static char *guess_dir_name(const char *repo, int is_bundle, int is_bare)
/*
* Strip .{bundle,git}.
*/
- if (is_bundle) {
- if (end - start > 7 && !strncmp(end - 7, ".bundle", 7))
- end -= 7;
- } else {
- if (end - start > 4 && !strncmp(end - 4, ".git", 4))
- end -= 4;
- }
+ len = end - start;
+ strip_suffix_mem(start, &len, is_bundle ? ".bundle" : ".git");
- if (is_bare) {
- struct strbuf result = STRBUF_INIT;
- strbuf_addf(&result, "%.*s.git", (int)(end - start), start);
- dir = strbuf_detach(&result, NULL);
- } else
- dir = xstrndup(start, end - start);
+ if (is_bare)
+ dir = xstrfmt("%.*s.git", (int)len, start);
+ else
+ dir = xstrndup(start, len);
/*
* Replace sequences of 'control' characters and whitespace
* with one ascii space, remove leading and trailing spaces.
@@ -229,32 +219,37 @@ static void strip_trailing_slashes(char *dir)
static int add_one_reference(struct string_list_item *item, void *cb_data)
{
char *ref_git;
+ const char *repo;
struct strbuf alternate = STRBUF_INIT;
- struct remote *remote;
- struct transport *transport;
- const struct ref *extra;
- /* Beware: real_path() and mkpath() return static buffer */
+ /* Beware: read_gitfile(), real_path() and mkpath() return static buffer */
ref_git = xstrdup(real_path(item->string));
- if (is_directory(mkpath("%s/.git/objects", ref_git))) {
- char *ref_git_git = xstrdup(mkpath("%s/.git", ref_git));
+
+ repo = read_gitfile(ref_git);
+ if (!repo)
+ repo = read_gitfile(mkpath("%s/.git", ref_git));
+ if (repo) {
+ free(ref_git);
+ ref_git = xstrdup(repo);
+ }
+
+ if (!repo && is_directory(mkpath("%s/.git/objects", ref_git))) {
+ char *ref_git_git = mkpathdup("%s/.git", ref_git);
free(ref_git);
ref_git = ref_git_git;
} else if (!is_directory(mkpath("%s/objects", ref_git)))
- die(_("reference repository '%s' is not a local directory."),
+ die(_("reference repository '%s' is not a local repository."),
item->string);
+ if (!access(mkpath("%s/shallow", ref_git), F_OK))
+ die(_("reference repository '%s' is shallow"), item->string);
+
+ if (!access(mkpath("%s/info/grafts", ref_git), F_OK))
+ die(_("reference repository '%s' is grafted"), item->string);
+
strbuf_addf(&alternate, "%s/objects", ref_git);
add_to_alternates_file(alternate.buf);
strbuf_release(&alternate);
-
- remote = remote_get(ref_git);
- transport = transport_get(remote, ref_git);
- for (extra = transport_get_remote_refs(transport); extra;
- extra = extra->next)
- add_extra_ref(extra->name, extra->old_sha1, 0);
-
- transport_disconnect(transport);
free(ref_git);
return 0;
}
@@ -283,16 +278,17 @@ static void copy_alternates(struct strbuf *src, struct strbuf *dst,
struct strbuf line = STRBUF_INIT;
while (strbuf_getline(&line, in, '\n') != EOF) {
- char *abs_path, abs_buf[PATH_MAX];
+ char *abs_path;
if (!line.len || line.buf[0] == '#')
continue;
if (is_absolute_path(line.buf)) {
add_to_alternates_file(line.buf);
continue;
}
- abs_path = mkpath("%s/objects/%s", src_repo, line.buf);
- normalize_path_copy(abs_buf, abs_path);
- add_to_alternates_file(abs_buf);
+ abs_path = mkpathdup("%s/objects/%s", src_repo, line.buf);
+ normalize_path_copy(abs_path, abs_path);
+ add_to_alternates_file(abs_path);
+ free(abs_path);
}
strbuf_release(&line);
fclose(in);
@@ -351,7 +347,7 @@ static void copy_or_link_directory(struct strbuf *src, struct strbuf *dest,
if (!option_no_hardlinks) {
if (!link(src->buf, dest->buf))
continue;
- if (option_local)
+ if (option_local > 0)
die_errno(_("failed to create link '%s'"), dest->buf);
option_no_hardlinks = 1;
}
@@ -361,13 +357,8 @@ static void copy_or_link_directory(struct strbuf *src, struct strbuf *dest,
closedir(dir);
}
-static const struct ref *clone_local(const char *src_repo,
- const char *dest_repo)
+static void clone_local(const char *src_repo, const char *dest_repo)
{
- const struct ref *ret;
- struct remote *remote;
- struct transport *transport;
-
if (option_shared) {
struct strbuf alt = STRBUF_INIT;
strbuf_addf(&alt, "%s/objects", src_repo);
@@ -383,24 +374,38 @@ static const struct ref *clone_local(const char *src_repo,
strbuf_release(&dest);
}
- remote = remote_get(src_repo);
- transport = transport_get(remote, src_repo);
- ret = transport_get_remote_refs(transport);
- transport_disconnect(transport);
if (0 <= option_verbosity)
- printf(_("done.\n"));
- return ret;
+ fprintf(stderr, _("done.\n"));
}
static const char *junk_work_tree;
static const char *junk_git_dir;
-static pid_t junk_pid;
+static enum {
+ JUNK_LEAVE_NONE,
+ JUNK_LEAVE_REPO,
+ JUNK_LEAVE_ALL
+} junk_mode = JUNK_LEAVE_NONE;
+
+static const char junk_leave_repo_msg[] =
+N_("Clone succeeded, but checkout failed.\n"
+ "You can inspect what was checked out with 'git status'\n"
+ "and retry the checkout with 'git checkout -f HEAD'\n");
static void remove_junk(void)
{
struct strbuf sb = STRBUF_INIT;
- if (getpid() != junk_pid)
+
+ switch (junk_mode) {
+ case JUNK_LEAVE_REPO:
+ warning("%s", _(junk_leave_repo_msg));
+ /* fall-through */
+ case JUNK_LEAVE_ALL:
return;
+ default:
+ /* proceed to removal */
+ break;
+ }
+
if (junk_git_dir) {
strbuf_addstr(&sb, junk_git_dir);
remove_dir_recursively(&sb, 0);
@@ -420,6 +425,26 @@ static void remove_junk_on_signal(int signo)
raise(signo);
}
+static struct ref *find_remote_branch(const struct ref *refs, const char *branch)
+{
+ struct ref *ref;
+ struct strbuf head = STRBUF_INIT;
+ strbuf_addstr(&head, "refs/heads/");
+ strbuf_addstr(&head, branch);
+ ref = find_ref_by_name(refs, head.buf);
+ strbuf_release(&head);
+
+ if (ref)
+ return ref;
+
+ strbuf_addstr(&head, "refs/tags/");
+ strbuf_addstr(&head, branch);
+ ref = find_ref_by_name(refs, head.buf);
+ strbuf_release(&head);
+
+ return ref;
+}
+
static struct ref *wanted_peer_refs(const struct ref *refs,
struct refspec *refspec)
{
@@ -427,8 +452,30 @@ static struct ref *wanted_peer_refs(const struct ref *refs,
struct ref *local_refs = head;
struct ref **tail = head ? &head->next : &local_refs;
- get_fetch_map(refs, refspec, &tail, 0);
- if (!option_mirror)
+ if (option_single_branch) {
+ struct ref *remote_head = NULL;
+
+ if (!option_branch)
+ remote_head = guess_remote_head(head, refs, 0);
+ else {
+ local_refs = NULL;
+ tail = &local_refs;
+ remote_head = copy_ref(find_remote_branch(refs, option_branch));
+ }
+
+ if (!remote_head && option_branch)
+ warning(_("Could not find remote branch %s to clone."),
+ option_branch);
+ else {
+ get_fetch_map(remote_head, refspec, &tail, 0);
+
+ /* if --branch=tag, pull the requested tag explicitly */
+ get_fetch_map(remote_head, tag_refspec, &tail, 0);
+ }
+ } else
+ get_fetch_map(refs, refspec, &tail, 0);
+
+ if (!option_mirror && !option_single_branch)
get_fetch_map(refs, tag_refspec, &tail, 0);
return local_refs;
@@ -438,14 +485,175 @@ static void write_remote_refs(const struct ref *local_refs)
{
const struct ref *r;
+ lock_packed_refs(LOCK_DIE_ON_ERROR);
+
for (r = local_refs; r; r = r->next) {
if (!r->peer_ref)
continue;
- add_extra_ref(r->peer_ref->name, r->old_sha1, 0);
+ add_packed_ref(r->peer_ref->name, r->old_sha1);
}
- pack_refs(PACK_REFS_ALL);
- clear_extra_refs();
+ if (commit_packed_refs())
+ die_errno("unable to overwrite old ref-pack file");
+}
+
+static void write_followtags(const struct ref *refs, const char *msg)
+{
+ const struct ref *ref;
+ for (ref = refs; ref; ref = ref->next) {
+ if (!starts_with(ref->name, "refs/tags/"))
+ continue;
+ if (ends_with(ref->name, "^{}"))
+ continue;
+ if (!has_sha1_file(ref->old_sha1))
+ continue;
+ update_ref(msg, ref->name, ref->old_sha1,
+ NULL, 0, UPDATE_REFS_DIE_ON_ERR);
+ }
+}
+
+static int iterate_ref_map(void *cb_data, unsigned char sha1[20])
+{
+ struct ref **rm = cb_data;
+ struct ref *ref = *rm;
+
+ /*
+ * Skip anything missing a peer_ref, which we are not
+ * actually going to write a ref for.
+ */
+ while (ref && !ref->peer_ref)
+ ref = ref->next;
+ /* Returning -1 notes "end of list" to the caller. */
+ if (!ref)
+ return -1;
+
+ hashcpy(sha1, ref->old_sha1);
+ *rm = ref->next;
+ return 0;
+}
+
+static void update_remote_refs(const struct ref *refs,
+ const struct ref *mapped_refs,
+ const struct ref *remote_head_points_at,
+ const char *branch_top,
+ const char *msg,
+ struct transport *transport,
+ int check_connectivity)
+{
+ const struct ref *rm = mapped_refs;
+
+ if (check_connectivity) {
+ if (transport->progress)
+ fprintf(stderr, _("Checking connectivity... "));
+ if (check_everything_connected_with_transport(iterate_ref_map,
+ 0, &rm, transport))
+ die(_("remote did not send all necessary objects"));
+ if (transport->progress)
+ fprintf(stderr, _("done.\n"));
+ }
+
+ if (refs) {
+ write_remote_refs(mapped_refs);
+ if (option_single_branch)
+ write_followtags(refs, msg);
+ }
+
+ if (remote_head_points_at && !option_bare) {
+ struct strbuf head_ref = STRBUF_INIT;
+ strbuf_addstr(&head_ref, branch_top);
+ strbuf_addstr(&head_ref, "HEAD");
+ create_symref(head_ref.buf,
+ remote_head_points_at->peer_ref->name,
+ msg);
+ }
+}
+
+static void update_head(const struct ref *our, const struct ref *remote,
+ const char *msg)
+{
+ const char *head;
+ if (our && skip_prefix(our->name, "refs/heads/", &head)) {
+ /* Local default branch link */
+ create_symref("HEAD", our->name, NULL);
+ if (!option_bare) {
+ update_ref(msg, "HEAD", our->old_sha1, NULL, 0,
+ UPDATE_REFS_DIE_ON_ERR);
+ install_branch_config(0, head, option_origin, our->name);
+ }
+ } else if (our) {
+ struct commit *c = lookup_commit_reference(our->old_sha1);
+ /* --branch specifies a non-branch (i.e. tags), detach HEAD */
+ update_ref(msg, "HEAD", c->object.sha1,
+ NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
+ } else if (remote) {
+ /*
+ * We know remote HEAD points to a non-branch, or
+ * HEAD points to a branch but we don't know which one.
+ * Detach HEAD in all these cases.
+ */
+ update_ref(msg, "HEAD", remote->old_sha1,
+ NULL, REF_NODEREF, UPDATE_REFS_DIE_ON_ERR);
+ }
+}
+
+static int checkout(void)
+{
+ unsigned char sha1[20];
+ char *head;
+ struct lock_file *lock_file;
+ struct unpack_trees_options opts;
+ struct tree *tree;
+ struct tree_desc t;
+ int err = 0;
+
+ if (option_no_checkout)
+ return 0;
+
+ head = resolve_refdup("HEAD", RESOLVE_REF_READING, sha1, NULL);
+ if (!head) {
+ warning(_("remote HEAD refers to nonexistent ref, "
+ "unable to checkout.\n"));
+ return 0;
+ }
+ if (!strcmp(head, "HEAD")) {
+ if (advice_detached_head)
+ detach_advice(sha1_to_hex(sha1));
+ } else {
+ if (!starts_with(head, "refs/heads/"))
+ die(_("HEAD not found below refs/heads!"));
+ }
+ free(head);
+
+ /* We need to be in the new work tree for the checkout */
+ setup_work_tree();
+
+ lock_file = xcalloc(1, sizeof(struct lock_file));
+ hold_locked_index(lock_file, 1);
+
+ memset(&opts, 0, sizeof opts);
+ opts.update = 1;
+ opts.merge = 1;
+ opts.fn = oneway_merge;
+ opts.verbose_update = (option_verbosity >= 0);
+ opts.src_index = &the_index;
+ opts.dst_index = &the_index;
+
+ tree = parse_tree_indirect(sha1);
+ parse_tree(tree);
+ init_tree_desc(&t, tree->buffer, tree->size);
+ if (unpack_trees(1, &t, &opts) < 0)
+ die(_("unable to checkout working tree"));
+
+ if (write_locked_index(&the_index, lock_file, COMMIT_LOCK))
+ die(_("unable to write new index file"));
+
+ err |= run_hook_le(NULL, "post-checkout", sha1_to_hex(null_sha1),
+ sha1_to_hex(sha1), "1", NULL);
+
+ if (!err && option_recursive)
+ err = run_command_v_opt(argv_submodule, RUN_GIT_CMD);
+
+ return err;
}
static int write_one_config(const char *key, const char *value, void *data)
@@ -464,6 +672,68 @@ static void write_config(struct string_list *config)
}
}
+static void write_refspec_config(const char *src_ref_prefix,
+ const struct ref *our_head_points_at,
+ const struct ref *remote_head_points_at,
+ struct strbuf *branch_top)
+{
+ struct strbuf key = STRBUF_INIT;
+ struct strbuf value = STRBUF_INIT;
+
+ if (option_mirror || !option_bare) {
+ if (option_single_branch && !option_mirror) {
+ if (option_branch) {
+ if (starts_with(our_head_points_at->name, "refs/tags/"))
+ strbuf_addf(&value, "+%s:%s", our_head_points_at->name,
+ our_head_points_at->name);
+ else
+ strbuf_addf(&value, "+%s:%s%s", our_head_points_at->name,
+ branch_top->buf, option_branch);
+ } else if (remote_head_points_at) {
+ const char *head = remote_head_points_at->name;
+ if (!skip_prefix(head, "refs/heads/", &head))
+ die("BUG: remote HEAD points at non-head?");
+
+ strbuf_addf(&value, "+%s:%s%s", remote_head_points_at->name,
+ branch_top->buf, head);
+ }
+ /*
+ * otherwise, the next "git fetch" will
+ * simply fetch from HEAD without updating
+ * any remote-tracking branch, which is what
+ * we want.
+ */
+ } else {
+ strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top->buf);
+ }
+ /* Configure the remote */
+ if (value.len) {
+ strbuf_addf(&key, "remote.%s.fetch", option_origin);
+ git_config_set_multivar(key.buf, value.buf, "^$", 0);
+ strbuf_reset(&key);
+
+ if (option_mirror) {
+ strbuf_addf(&key, "remote.%s.mirror", option_origin);
+ git_config_set(key.buf, "true");
+ strbuf_reset(&key);
+ }
+ }
+ }
+
+ strbuf_release(&key);
+ strbuf_release(&value);
+}
+
+static void dissociate_from_references(void)
+{
+ static const char* argv[] = { "repack", "-a", "-d", NULL };
+
+ if (run_command_v_opt(argv, RUN_GIT_CMD|RUN_COMMAND_NO_STDIN))
+ die(_("cannot repack to clean up"));
+ if (unlink(git_path("objects/info/alternates")) && errno != ENOENT)
+ die_errno(_("cannot unlink temporary alternates file"));
+}
+
int cmd_clone(int argc, const char **argv, const char *prefix)
{
int is_bundle = 0, is_local;
@@ -475,17 +745,17 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
const struct ref *remote_head_points_at;
const struct ref *our_head_points_at;
struct ref *mapped_refs;
+ const struct ref *ref;
struct strbuf key = STRBUF_INIT, value = STRBUF_INIT;
struct strbuf branch_top = STRBUF_INIT, reflog_msg = STRBUF_INIT;
struct transport *transport = NULL;
- char *src_ref_prefix = "refs/heads/";
- int err = 0;
+ const char *src_ref_prefix = "refs/heads/";
+ struct remote *remote;
+ int err = 0, complete_refs_before_fetch = 1;
struct refspec *refspec;
const char *fetch_pattern;
- junk_pid = getpid();
-
packet_trace_identity("clone");
argc = parse_options(argc, argv, prefix, builtin_clone_options,
builtin_clone_usage, 0);
@@ -498,6 +768,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
usage_msg_opt(_("You must specify a repository to clone."),
builtin_clone_usage, builtin_clone_options);
+ if (option_single_branch == -1)
+ option_single_branch = option_depth ? 1 : 0;
+
if (option_mirror)
option_bare = 1;
@@ -505,6 +778,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
if (option_origin)
die(_("--bare and --origin %s options are incompatible."),
option_origin);
+ if (real_git_dir)
+ die(_("--bare and --separate-git-dir are incompatible."));
option_no_checkout = 1;
}
@@ -520,9 +795,10 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
die(_("repository '%s' does not exist"), repo_name);
else
repo = repo_name;
- is_local = path && !is_bundle;
- if (is_local && option_depth)
- warning(_("--depth is ignored in local clones; use file:// instead."));
+
+ /* no need to be strict, transport_set_option() will validate it again */
+ if (option_depth && atoi(option_depth) < 1)
+ die(_("depth %s is not a positive number"), option_depth);
if (argc == 2)
dir = xstrdup(argv[1]);
@@ -549,48 +825,42 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
git_dir = xstrdup(dir);
else {
work_tree = dir;
- git_dir = xstrdup(mkpath("%s/.git", dir));
+ git_dir = mkpathdup("%s/.git", dir);
}
+ atexit(remove_junk);
+ sigchain_push_common(remove_junk_on_signal);
+
if (!option_bare) {
- junk_work_tree = work_tree;
if (safe_create_leading_directories_const(work_tree) < 0)
die_errno(_("could not create leading directories of '%s'"),
work_tree);
- if (!dest_exists && mkdir(work_tree, 0755))
- die_errno(_("could not create work tree dir '%s'."),
+ if (!dest_exists && mkdir(work_tree, 0777))
+ die_errno(_("could not create work tree dir '%s'"),
work_tree);
+ junk_work_tree = work_tree;
set_git_work_tree(work_tree);
}
- junk_git_dir = git_dir;
- atexit(remove_junk);
- sigchain_push_common(remove_junk_on_signal);
-
- setenv(CONFIG_ENVIRONMENT, mkpath("%s/config", git_dir), 1);
+ junk_git_dir = git_dir;
if (safe_create_leading_directories_const(git_dir) < 0)
die(_("could not create leading directories of '%s'"), git_dir);
set_git_dir_init(git_dir, real_git_dir, 0);
- if (real_git_dir)
+ if (real_git_dir) {
git_dir = real_git_dir;
+ junk_git_dir = real_git_dir;
+ }
if (0 <= option_verbosity) {
if (option_bare)
- printf(_("Cloning into bare repository '%s'...\n"), dir);
+ fprintf(stderr, _("Cloning into bare repository '%s'...\n"), dir);
else
- printf(_("Cloning into '%s'...\n"), dir);
+ fprintf(stderr, _("Cloning into '%s'...\n"), dir);
}
init_db(option_template, INIT_DB_QUIET);
write_config(&option_config);
- /*
- * At this point, the config exists, so we do not need the
- * environment variable. We actually need to unset it, too, to
- * re-enable parsing of the global configs.
- */
- unsetenv(CONFIG_ENVIRONMENT);
-
git_config(git_default_config, NULL);
if (option_bare) {
@@ -604,90 +874,104 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
}
strbuf_addf(&value, "+%s*:%s*", src_ref_prefix, branch_top.buf);
-
- if (option_mirror || !option_bare) {
- /* Configure the remote */
- strbuf_addf(&key, "remote.%s.fetch", option_origin);
- git_config_set_multivar(key.buf, value.buf, "^$", 0);
- strbuf_reset(&key);
-
- if (option_mirror) {
- strbuf_addf(&key, "remote.%s.mirror", option_origin);
- git_config_set(key.buf, "true");
- strbuf_reset(&key);
- }
- }
-
strbuf_addf(&key, "remote.%s.url", option_origin);
git_config_set(key.buf, repo);
strbuf_reset(&key);
if (option_reference.nr)
setup_reference();
+ else if (option_dissociate) {
+ warning(_("--dissociate given, but there is no --reference"));
+ option_dissociate = 0;
+ }
fetch_pattern = value.buf;
refspec = parse_fetch_refspec(1, &fetch_pattern);
strbuf_reset(&value);
+ remote = remote_get(option_origin);
+ transport = transport_get(remote, remote->url[0]);
+ transport_set_verbosity(transport, option_verbosity, option_progress);
+
+ path = get_repo_path(remote->url[0], &is_bundle);
+ is_local = option_local != 0 && path && !is_bundle;
if (is_local) {
- refs = clone_local(path, git_dir);
- mapped_refs = wanted_peer_refs(refs, refspec);
- } else {
- struct remote *remote = remote_get(option_origin);
- transport = transport_get(remote, remote->url[0]);
+ if (option_depth)
+ warning(_("--depth is ignored in local clones; use file:// instead."));
+ if (!access(mkpath("%s/shallow", path), F_OK)) {
+ if (option_local > 0)
+ warning(_("source repository is shallow, ignoring --local"));
+ is_local = 0;
+ }
+ }
+ if (option_local > 0 && !is_local)
+ warning(_("--local is ignored"));
+ transport->cloning = 1;
- if (!transport->get_refs_list || !transport->fetch)
- die(_("Don't know how to clone %s"), transport->url);
+ if (!transport->get_refs_list || (!is_local && !transport->fetch))
+ die(_("Don't know how to clone %s"), transport->url);
- transport_set_option(transport, TRANS_OPT_KEEP, "yes");
+ transport_set_option(transport, TRANS_OPT_KEEP, "yes");
- if (option_depth)
- transport_set_option(transport, TRANS_OPT_DEPTH,
- option_depth);
+ if (option_depth)
+ transport_set_option(transport, TRANS_OPT_DEPTH,
+ option_depth);
+ if (option_single_branch)
+ transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
- transport_set_verbosity(transport, option_verbosity, option_progress);
+ if (option_upload_pack)
+ transport_set_option(transport, TRANS_OPT_UPLOADPACK,
+ option_upload_pack);
- if (option_upload_pack)
- transport_set_option(transport, TRANS_OPT_UPLOADPACK,
- option_upload_pack);
+ if (transport->smart_options && !option_depth)
+ transport->smart_options->check_self_contained_and_connected = 1;
- refs = transport_get_remote_refs(transport);
- if (refs) {
- mapped_refs = wanted_peer_refs(refs, refspec);
- transport_fetch_refs(transport, mapped_refs);
- }
- }
+ refs = transport_get_remote_refs(transport);
if (refs) {
- clear_extra_refs();
+ mapped_refs = wanted_peer_refs(refs, refspec);
+ /*
+ * transport_get_remote_refs() may return refs with null sha-1
+ * in mapped_refs (see struct transport->get_refs_list
+ * comment). In that case we need fetch it early because
+ * remote_head code below relies on it.
+ *
+ * for normal clones, transport_get_remote_refs() should
+ * return reliable ref set, we can delay cloning until after
+ * remote HEAD check.
+ */
+ for (ref = refs; ref; ref = ref->next)
+ if (is_null_sha1(ref->old_sha1)) {
+ complete_refs_before_fetch = 0;
+ break;
+ }
- write_remote_refs(mapped_refs);
+ if (!is_local && !complete_refs_before_fetch)
+ transport_fetch_refs(transport, mapped_refs);
remote_head = find_ref_by_name(refs, "HEAD");
remote_head_points_at =
guess_remote_head(remote_head, mapped_refs, 0);
if (option_branch) {
- struct strbuf head = STRBUF_INIT;
- strbuf_addstr(&head, src_ref_prefix);
- strbuf_addstr(&head, option_branch);
our_head_points_at =
- find_ref_by_name(mapped_refs, head.buf);
- strbuf_release(&head);
+ find_remote_branch(mapped_refs, option_branch);
- if (!our_head_points_at) {
- warning(_("Remote branch %s not found in "
- "upstream %s, using HEAD instead"),
- option_branch, option_origin);
- our_head_points_at = remote_head_points_at;
- }
+ if (!our_head_points_at)
+ die(_("Remote branch %s not found in upstream %s"),
+ option_branch, option_origin);
}
else
our_head_points_at = remote_head_points_at;
}
else {
+ if (option_branch)
+ die(_("Remote branch %s not found in upstream %s"),
+ option_branch, option_origin);
+
warning(_("You appear to have cloned an empty repository."));
+ mapped_refs = NULL;
our_head_points_at = NULL;
remote_head_points_at = NULL;
remote_head = NULL;
@@ -697,89 +981,34 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
"refs/heads/master");
}
- if (remote_head_points_at && !option_bare) {
- struct strbuf head_ref = STRBUF_INIT;
- strbuf_addstr(&head_ref, branch_top.buf);
- strbuf_addstr(&head_ref, "HEAD");
- create_symref(head_ref.buf,
- remote_head_points_at->peer_ref->name,
- reflog_msg.buf);
- }
-
- if (our_head_points_at) {
- /* Local default branch link */
- create_symref("HEAD", our_head_points_at->name, NULL);
- if (!option_bare) {
- const char *head = skip_prefix(our_head_points_at->name,
- "refs/heads/");
- update_ref(reflog_msg.buf, "HEAD",
- our_head_points_at->old_sha1,
- NULL, 0, DIE_ON_ERR);
- install_branch_config(0, head, option_origin,
- our_head_points_at->name);
- }
- } else if (remote_head) {
- /* Source had detached HEAD pointing somewhere. */
- if (!option_bare) {
- update_ref(reflog_msg.buf, "HEAD",
- remote_head->old_sha1,
- NULL, REF_NODEREF, DIE_ON_ERR);
- our_head_points_at = remote_head;
- }
- } else {
- /* Nothing to checkout out */
- if (!option_no_checkout)
- warning(_("remote HEAD refers to nonexistent ref, "
- "unable to checkout.\n"));
- option_no_checkout = 1;
- }
-
- if (transport) {
- transport_unlock_pack(transport);
- transport_disconnect(transport);
- }
+ write_refspec_config(src_ref_prefix, our_head_points_at,
+ remote_head_points_at, &branch_top);
- if (!option_no_checkout) {
- struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file));
- struct unpack_trees_options opts;
- struct tree *tree;
- struct tree_desc t;
- int fd;
+ if (is_local)
+ clone_local(path, git_dir);
+ else if (refs && complete_refs_before_fetch)
+ transport_fetch_refs(transport, mapped_refs);
- /* We need to be in the new work tree for the checkout */
- setup_work_tree();
+ update_remote_refs(refs, mapped_refs, remote_head_points_at,
+ branch_top.buf, reflog_msg.buf, transport, !is_local);
- fd = hold_locked_index(lock_file, 1);
+ update_head(our_head_points_at, remote_head, reflog_msg.buf);
- memset(&opts, 0, sizeof opts);
- opts.update = 1;
- opts.merge = 1;
- opts.fn = oneway_merge;
- opts.verbose_update = (option_verbosity > 0);
- opts.src_index = &the_index;
- opts.dst_index = &the_index;
-
- tree = parse_tree_indirect(our_head_points_at->old_sha1);
- parse_tree(tree);
- init_tree_desc(&t, tree->buffer, tree->size);
- unpack_trees(1, &t, &opts);
+ transport_unlock_pack(transport);
+ transport_disconnect(transport);
- if (write_cache(fd, active_cache, active_nr) ||
- commit_locked_index(lock_file))
- die(_("unable to write new index file"));
+ if (option_dissociate)
+ dissociate_from_references();
- err |= run_hook(NULL, "post-checkout", sha1_to_hex(null_sha1),
- sha1_to_hex(our_head_points_at->old_sha1), "1",
- NULL);
-
- if (!err && option_recursive)
- err = run_command_v_opt(argv_submodule, RUN_GIT_CMD);
- }
+ junk_mode = JUNK_LEAVE_REPO;
+ err = checkout();
strbuf_release(&reflog_msg);
strbuf_release(&branch_top);
strbuf_release(&key);
strbuf_release(&value);
- junk_pid = 0;
+ junk_mode = JUNK_LEAVE_ALL;
+
+ free(refspec);
return err;
}
diff --git a/builtin/column.c b/builtin/column.c
new file mode 100644
index 0000000..449413c
--- /dev/null
+++ b/builtin/column.c
@@ -0,0 +1,59 @@
+#include "builtin.h"
+#include "cache.h"
+#include "strbuf.h"
+#include "parse-options.h"
+#include "string-list.h"
+#include "column.h"
+
+static const char * const builtin_column_usage[] = {
+ N_("git column [<options>]"),
+ NULL
+};
+static unsigned int colopts;
+
+static int column_config(const char *var, const char *value, void *cb)
+{
+ return git_column_config(var, value, cb, &colopts);
+}
+
+int cmd_column(int argc, const char **argv, const char *prefix)
+{
+ struct string_list list = STRING_LIST_INIT_DUP;
+ struct strbuf sb = STRBUF_INIT;
+ struct column_options copts;
+ const char *command = NULL, *real_command = NULL;
+ struct option options[] = {
+ OPT_STRING(0, "command", &real_command, N_("name"), N_("lookup config vars")),
+ OPT_COLUMN(0, "mode", &colopts, N_("layout to use")),
+ OPT_INTEGER(0, "raw-mode", &colopts, N_("layout to use")),
+ OPT_INTEGER(0, "width", &copts.width, N_("Maximum width")),
+ OPT_STRING(0, "indent", &copts.indent, N_("string"), N_("Padding space on left border")),
+ OPT_INTEGER(0, "nl", &copts.nl, N_("Padding space on right border")),
+ OPT_INTEGER(0, "padding", &copts.padding, N_("Padding space between columns")),
+ OPT_END()
+ };
+
+ /* This one is special and must be the first one */
+ if (argc > 1 && starts_with(argv[1], "--command=")) {
+ command = argv[1] + 10;
+ git_config(column_config, (void *)command);
+ } else
+ git_config(column_config, NULL);
+
+ memset(&copts, 0, sizeof(copts));
+ copts.width = term_columns();
+ copts.padding = 1;
+ argc = parse_options(argc, argv, "", options, builtin_column_usage, 0);
+ if (argc)
+ usage_with_options(builtin_column_usage, options);
+ if (real_command || command) {
+ if (!real_command || !command || strcmp(real_command, command))
+ die(_("--command must be the first argument"));
+ }
+ finalize_colopts(&colopts, -1);
+ while (!strbuf_getline(&sb, stdin, '\n'))
+ string_list_append(&list, sb.buf);
+
+ print_columns(&list, colopts, &copts);
+ return 0;
+}
diff --git a/builtin/commit-tree.c b/builtin/commit-tree.c
index 164b655..25aa2cd 100644
--- a/builtin/commit-tree.c
+++ b/builtin/commit-tree.c
@@ -10,7 +10,9 @@
#include "utf8.h"
#include "gpg-interface.h"
-static const char commit_tree_usage[] = "git commit-tree [(-p <sha1>)...] [-S<signer>] [-m <message>] [-F <file>] <sha1> <changelog";
+static const char commit_tree_usage[] = "git commit-tree [(-p <sha1>)...] [-S[<keyid>]] [-m <message>] [-F <file>] <sha1> <changelog";
+
+static const char *sign_commit;
static void new_parent(struct commit *parent, struct commit_list **parents_p)
{
@@ -31,6 +33,10 @@ static int commit_tree_config(const char *var, const char *value, void *cb)
int status = git_gpg_config(var, value, NULL);
if (status)
return status;
+ if (!strcmp(var, "commit.gpgsign")) {
+ sign_commit = git_config_bool(var, value) ? "" : NULL;
+ return 0;
+ }
return git_default_config(var, value, cb);
}
@@ -41,31 +47,30 @@ int cmd_commit_tree(int argc, const char **argv, const char *prefix)
unsigned char tree_sha1[20];
unsigned char commit_sha1[20];
struct strbuf buffer = STRBUF_INIT;
- const char *sign_commit = NULL;
git_config(commit_tree_config, NULL);
if (argc < 2 || !strcmp(argv[1], "-h"))
usage(commit_tree_usage);
- if (get_sha1(argv[1], tree_sha1))
- die("Not a valid object name %s", argv[1]);
-
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
if (!strcmp(arg, "-p")) {
unsigned char sha1[20];
if (argc <= ++i)
usage(commit_tree_usage);
- if (get_sha1(argv[i], sha1))
+ if (get_sha1_commit(argv[i], sha1))
die("Not a valid object name %s", argv[i]);
assert_sha1_type(sha1, OBJ_COMMIT);
new_parent(lookup_commit(sha1), &parents);
continue;
}
- if (!memcmp(arg, "-S", 2)) {
- sign_commit = arg + 2;
+ if (skip_prefix(arg, "-S", &sign_commit))
+ continue;
+
+ if (!strcmp(arg, "--no-gpg-sign")) {
+ sign_commit = NULL;
continue;
}
@@ -104,7 +109,7 @@ int cmd_commit_tree(int argc, const char **argv, const char *prefix)
continue;
}
- if (get_sha1(arg, tree_sha1))
+ if (get_sha1_tree(arg, tree_sha1))
die("Not a valid object name %s", arg);
if (got_tree)
die("Cannot give more than one trees");
@@ -116,8 +121,8 @@ int cmd_commit_tree(int argc, const char **argv, const char *prefix)
die_errno("git commit-tree: failed to read");
}
- if (commit_tree(&buffer, tree_sha1, parents, commit_sha1,
- NULL, sign_commit)) {
+ if (commit_tree(buffer.buf, buffer.len, tree_sha1, parents,
+ commit_sha1, NULL, sign_commit)) {
strbuf_release(&buffer);
return 1;
}
diff --git a/builtin/commit.c b/builtin/commit.c
index eae5a29..1692620 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -6,6 +6,7 @@
*/
#include "cache.h"
+#include "lockfile.h"
#include "cache-tree.h"
#include "color.h"
#include "dir.h"
@@ -27,18 +28,35 @@
#include "quote.h"
#include "submodule.h"
#include "gpg-interface.h"
+#include "column.h"
+#include "sequencer.h"
+#include "notes-utils.h"
+#include "mailmap.h"
static const char * const builtin_commit_usage[] = {
- "git commit [options] [--] <filepattern>...",
+ N_("git commit [<options>] [--] <pathspec>..."),
NULL
};
static const char * const builtin_status_usage[] = {
- "git status [options] [--] <filepattern>...",
+ N_("git status [<options>] [--] <pathspec>..."),
NULL
};
-static const char implicit_ident_advice[] =
+static const char implicit_ident_advice_noconfig[] =
+N_("Your name and email address were configured automatically based\n"
+"on your username and hostname. Please check that they are accurate.\n"
+"You can suppress this message by setting them explicitly. Run the\n"
+"following command and follow the instructions in your editor to edit\n"
+"your configuration file:\n"
+"\n"
+" git config --global --edit\n"
+"\n"
+"After doing this, you may fix the identity used for this commit with:\n"
+"\n"
+" git commit --amend --reset-author\n");
+
+static const char implicit_ident_advice_config[] =
N_("Your name and email address were configured automatically based\n"
"on your username and hostname. Please check that they are accurate.\n"
"You can suppress this message by setting them explicitly:\n"
@@ -60,8 +78,18 @@ N_("The previous cherry-pick is now empty, possibly due to conflict resolution.\
"If you wish to commit it anyway, use:\n"
"\n"
" git commit --allow-empty\n"
+"\n");
+
+static const char empty_cherry_pick_advice_single[] =
+N_("Otherwise, please use 'git reset'\n");
+
+static const char empty_cherry_pick_advice_multi[] =
+N_("If you wish to skip this commit, use:\n"
+"\n"
+" git reset\n"
"\n"
-"Otherwise, please use 'git reset'\n");
+"Then \"git cherry-pick --continue\" will resume cherry-picking\n"
+"the remaining commits.\n");
static const char *use_message_buffer;
static const char commit_editmsg[] = "COMMIT_EDITMSG";
@@ -99,117 +127,65 @@ static char *sign_commit;
static enum {
CLEANUP_SPACE,
CLEANUP_NONE,
+ CLEANUP_SCISSORS,
CLEANUP_ALL
} cleanup_mode;
-static char *cleanup_arg;
+static const char *cleanup_arg;
static enum commit_whence whence;
+static int sequencer_in_use;
static int use_editor = 1, include_status = 1;
-static int show_ignored_in_status;
+static int show_ignored_in_status, have_option_m;
static const char *only_include_assumed;
static struct strbuf message = STRBUF_INIT;
-static int null_termination;
-static enum {
+static enum status_format {
+ STATUS_FORMAT_NONE = 0,
STATUS_FORMAT_LONG,
STATUS_FORMAT_SHORT,
- STATUS_FORMAT_PORCELAIN
-} status_format = STATUS_FORMAT_LONG;
-static int status_show_branch;
+ STATUS_FORMAT_PORCELAIN,
+
+ STATUS_FORMAT_UNSPECIFIED
+} status_format = STATUS_FORMAT_UNSPECIFIED;
static int opt_parse_m(const struct option *opt, const char *arg, int unset)
{
struct strbuf *buf = opt->value;
- if (unset)
+ if (unset) {
+ have_option_m = 0;
strbuf_setlen(buf, 0);
- else {
+ } else {
+ have_option_m = 1;
+ if (buf->len)
+ strbuf_addch(buf, '\n');
strbuf_addstr(buf, arg);
- strbuf_addstr(buf, "\n\n");
+ strbuf_complete_line(buf);
}
return 0;
}
-static struct option builtin_commit_options[] = {
- OPT__QUIET(&quiet, "suppress summary after successful commit"),
- OPT__VERBOSE(&verbose, "show diff in commit message template"),
-
- OPT_GROUP("Commit message options"),
- OPT_FILENAME('F', "file", &logfile, "read message from file"),
- OPT_STRING(0, "author", &force_author, "author", "override author for commit"),
- OPT_STRING(0, "date", &force_date, "date", "override date for commit"),
- OPT_CALLBACK('m', "message", &message, "message", "commit message", opt_parse_m),
- OPT_STRING('c', "reedit-message", &edit_message, "commit", "reuse and edit message from specified commit"),
- OPT_STRING('C', "reuse-message", &use_message, "commit", "reuse message from specified commit"),
- OPT_STRING(0, "fixup", &fixup_message, "commit", "use autosquash formatted message to fixup specified commit"),
- OPT_STRING(0, "squash", &squash_message, "commit", "use autosquash formatted message to squash specified commit"),
- OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C/-c/--amend)"),
- OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"),
- OPT_FILENAME('t', "template", &template_file, "use specified template file"),
- OPT_BOOL('e', "edit", &edit_flag, "force edit of commit"),
- OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"),
- OPT_BOOLEAN(0, "status", &include_status, "include status in commit message template"),
- { OPTION_STRING, 'S', "gpg-sign", &sign_commit, "key id",
- "GPG sign commit", PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
- /* end commit message options */
-
- OPT_GROUP("Commit contents options"),
- OPT_BOOLEAN('a', "all", &all, "commit all changed files"),
- OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"),
- OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"),
- OPT_BOOLEAN('p', "patch", &patch_interactive, "interactively add changes"),
- OPT_BOOLEAN('o', "only", &only, "commit only specified files"),
- OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"),
- OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"),
- OPT_SET_INT(0, "short", &status_format, "show status concisely",
- STATUS_FORMAT_SHORT),
- OPT_BOOLEAN(0, "branch", &status_show_branch, "show branch information"),
- OPT_SET_INT(0, "porcelain", &status_format,
- "machine-readable output", STATUS_FORMAT_PORCELAIN),
- OPT_BOOLEAN('z', "null", &null_termination,
- "terminate entries with NUL"),
- OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"),
- OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"),
- { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
- /* end commit contents options */
-
- { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL,
- "ok to record an empty change",
- PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
- { OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL,
- "ok to record a change with an empty message",
- PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
-
- OPT_END()
-};
-
static void determine_whence(struct wt_status *s)
{
if (file_exists(git_path("MERGE_HEAD")))
whence = FROM_MERGE;
- else if (file_exists(git_path("CHERRY_PICK_HEAD")))
+ else if (file_exists(git_path("CHERRY_PICK_HEAD"))) {
whence = FROM_CHERRY_PICK;
+ if (file_exists(git_path(SEQ_DIR)))
+ sequencer_in_use = 1;
+ }
else
whence = FROM_COMMIT;
if (s)
s->whence = whence;
}
-static const char *whence_s(void)
+static void status_init_config(struct wt_status *s, config_fn_t fn)
{
- const char *s = "";
-
- switch (whence) {
- case FROM_COMMIT:
- break;
- case FROM_MERGE:
- s = _("merge");
- break;
- case FROM_CHERRY_PICK:
- s = _("cherry-pick");
- break;
- }
-
- return s;
+ wt_status_prepare(s);
+ gitmodules_config();
+ git_config(fn, s);
+ determine_whence(s);
+ s->hints = advice_status_hints; /* must come after git_config() */
}
static void rollback_index_files(void)
@@ -251,14 +227,15 @@ static int commit_index_files(void)
* and return the paths that match the given pattern in list.
*/
static int list_paths(struct string_list *list, const char *with_tree,
- const char *prefix, const char **pattern)
+ const char *prefix, const struct pathspec *pattern)
{
- int i;
+ int i, ret;
char *m;
- for (i = 0; pattern[i]; i++)
- ;
- m = xcalloc(1, i);
+ if (!pattern->nr)
+ return 0;
+
+ m = xcalloc(1, pattern->nr);
if (with_tree) {
char *max_prefix = common_prefix(pattern);
@@ -267,19 +244,21 @@ static int list_paths(struct string_list *list, const char *with_tree,
}
for (i = 0; i < active_nr; i++) {
- struct cache_entry *ce = active_cache[i];
+ const struct cache_entry *ce = active_cache[i];
struct string_list_item *item;
if (ce->ce_flags & CE_UPDATE)
continue;
- if (!match_pathspec(pattern, ce->name, ce_namelen(ce), 0, m))
+ if (!ce_path_match(ce, pattern, m))
continue;
item = string_list_insert(list, ce->name);
if (ce_skip_worktree(ce))
item->util = item; /* better a valid pointer than a fake one */
}
- return report_path_error(m, pattern, prefix);
+ ret = report_path_error(m, pattern, prefix);
+ free(m);
+ return ret;
}
static void add_remove_files(struct string_list *list)
@@ -339,35 +318,33 @@ static void refresh_cache_or_die(int refresh_flags)
die_resolve_conflict("commit");
}
-static char *prepare_index(int argc, const char **argv, const char *prefix,
- const struct commit *current_head, int is_status)
+static const char *prepare_index(int argc, const char **argv, const char *prefix,
+ const struct commit *current_head, int is_status)
{
- int fd;
struct string_list partial;
- const char **pathspec = NULL;
- char *old_index_env = NULL;
+ struct pathspec pathspec;
int refresh_flags = REFRESH_QUIET;
if (is_status)
refresh_flags |= REFRESH_UNMERGED;
+ parse_pathspec(&pathspec, 0,
+ PATHSPEC_PREFER_FULL,
+ prefix, argv);
- if (*argv)
- pathspec = get_pathspec(prefix, argv);
-
- if (read_cache_preload(pathspec) < 0)
+ if (read_cache_preload(&pathspec) < 0)
die(_("index file corrupt"));
if (interactive) {
- fd = hold_locked_index(&index_lock, 1);
+ char *old_index_env = NULL;
+ hold_locked_index(&index_lock, 1);
refresh_cache_or_die(refresh_flags);
- if (write_cache(fd, active_cache, active_nr) ||
- close_lock_file(&index_lock))
+ if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK))
die(_("unable to create temporary index"));
old_index_env = getenv(INDEX_ENVIRONMENT);
- setenv(INDEX_ENVIRONMENT, index_lock.filename, 1);
+ setenv(INDEX_ENVIRONMENT, index_lock.filename.buf, 1);
if (interactive_add(argc, argv, prefix, patch_interactive) != 0)
die(_("interactive add failed"));
@@ -378,10 +355,17 @@ static char *prepare_index(int argc, const char **argv, const char *prefix,
unsetenv(INDEX_ENVIRONMENT);
discard_cache();
- read_cache_from(index_lock.filename);
+ read_cache_from(index_lock.filename.buf);
+ if (update_main_cache_tree(WRITE_TREE_SILENT) == 0) {
+ if (reopen_lock_file(&index_lock) < 0)
+ die(_("unable to write index file"));
+ if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK))
+ die(_("unable to update temporary index"));
+ } else
+ warning(_("Failed to update main cache tree"));
commit_style = COMMIT_NORMAL;
- return index_lock.filename;
+ return index_lock.filename.buf;
}
/*
@@ -396,16 +380,15 @@ static char *prepare_index(int argc, const char **argv, const char *prefix,
* (A) if all goes well, commit the real index;
* (B) on failure, rollback the real index.
*/
- if (all || (also && pathspec && *pathspec)) {
- fd = hold_locked_index(&index_lock, 1);
- add_files_to_cache(also ? prefix : NULL, pathspec, 0);
+ if (all || (also && pathspec.nr)) {
+ hold_locked_index(&index_lock, 1);
+ add_files_to_cache(also ? prefix : NULL, &pathspec, 0);
refresh_cache_or_die(refresh_flags);
- update_main_cache_tree(1);
- if (write_cache(fd, active_cache, active_nr) ||
- close_lock_file(&index_lock))
+ update_main_cache_tree(WRITE_TREE_SILENT);
+ if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK))
die(_("unable to write new_index file"));
commit_style = COMMIT_NORMAL;
- return index_lock.filename;
+ return index_lock.filename.buf;
}
/*
@@ -417,13 +400,15 @@ static char *prepare_index(int argc, const char **argv, const char *prefix,
* and create commit from the_index.
* We still need to refresh the index here.
*/
- if (!pathspec || !*pathspec) {
- fd = hold_locked_index(&index_lock, 1);
+ if (!only && !pathspec.nr) {
+ hold_locked_index(&index_lock, 1);
refresh_cache_or_die(refresh_flags);
+ if (active_cache_changed
+ || !cache_tree_fully_valid(active_cache_tree))
+ update_main_cache_tree(WRITE_TREE_SILENT);
if (active_cache_changed) {
- update_main_cache_tree(1);
- if (write_cache(fd, active_cache, active_nr) ||
- commit_locked_index(&index_lock))
+ if (write_locked_index(&the_index, &index_lock,
+ COMMIT_LOCK))
die(_("unable to write new_index file"));
} else {
rollback_lock_file(&index_lock);
@@ -453,42 +438,44 @@ static char *prepare_index(int argc, const char **argv, const char *prefix,
*/
commit_style = COMMIT_PARTIAL;
- if (whence != FROM_COMMIT)
- die(_("cannot do a partial commit during a %s."), whence_s());
+ if (whence != FROM_COMMIT) {
+ if (whence == FROM_MERGE)
+ die(_("cannot do a partial commit during a merge."));
+ else if (whence == FROM_CHERRY_PICK)
+ die(_("cannot do a partial commit during a cherry-pick."));
+ }
- memset(&partial, 0, sizeof(partial));
- partial.strdup_strings = 1;
- if (list_paths(&partial, !current_head ? NULL : "HEAD", prefix, pathspec))
+ string_list_init(&partial, 1);
+ if (list_paths(&partial, !current_head ? NULL : "HEAD", prefix, &pathspec))
exit(1);
discard_cache();
if (read_cache() < 0)
die(_("cannot read the index"));
- fd = hold_locked_index(&index_lock, 1);
+ hold_locked_index(&index_lock, 1);
add_remove_files(&partial);
refresh_cache(REFRESH_QUIET);
- if (write_cache(fd, active_cache, active_nr) ||
- close_lock_file(&index_lock))
+ update_main_cache_tree(WRITE_TREE_SILENT);
+ if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK))
die(_("unable to write new_index file"));
- fd = hold_lock_file_for_update(&false_lock,
- git_path("next-index-%"PRIuMAX,
- (uintmax_t) getpid()),
- LOCK_DIE_ON_ERROR);
+ hold_lock_file_for_update(&false_lock,
+ git_path("next-index-%"PRIuMAX,
+ (uintmax_t) getpid()),
+ LOCK_DIE_ON_ERROR);
create_base_index(current_head);
add_remove_files(&partial);
refresh_cache(REFRESH_QUIET);
- if (write_cache(fd, active_cache, active_nr) ||
- close_lock_file(&false_lock))
+ if (write_locked_index(&the_index, &false_lock, CLOSE_LOCK))
die(_("unable to write temporary index file"));
discard_cache();
- read_cache_from(false_lock.filename);
+ read_cache_from(false_lock.filename.buf);
- return false_lock.filename;
+ return false_lock.filename.buf;
}
static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn,
@@ -513,11 +500,15 @@ static int run_status(FILE *fp, const char *index_file, const char *prefix, int
switch (status_format) {
case STATUS_FORMAT_SHORT:
- wt_shortstatus_print(s, null_termination, status_show_branch);
+ wt_shortstatus_print(s);
break;
case STATUS_FORMAT_PORCELAIN:
- wt_porcelain_print(s, null_termination);
+ wt_porcelain_print(s);
+ break;
+ case STATUS_FORMAT_UNSPECIFIED:
+ die("BUG: finalize_deferred_config() should have been called");
break;
+ case STATUS_FORMAT_NONE:
case STATUS_FORMAT_LONG:
wt_status_print(s);
break;
@@ -531,110 +522,135 @@ static int is_a_merge(const struct commit *current_head)
return !!(current_head->parents && current_head->parents->next);
}
-static const char sign_off_header[] = "Signed-off-by: ";
+static void assert_split_ident(struct ident_split *id, const struct strbuf *buf)
+{
+ if (split_ident_line(id, buf->buf, buf->len) || !id->date_begin)
+ die("BUG: unable to parse our own ident: %s", buf->buf);
+}
+
+static void export_one(const char *var, const char *s, const char *e, int hack)
+{
+ struct strbuf buf = STRBUF_INIT;
+ if (hack)
+ strbuf_addch(&buf, hack);
+ strbuf_addf(&buf, "%.*s", (int)(e - s), s);
+ setenv(var, buf.buf, 1);
+ strbuf_release(&buf);
+}
+
+static int parse_force_date(const char *in, struct strbuf *out)
+{
+ strbuf_addch(out, '@');
+
+ if (parse_date(in, out) < 0) {
+ int errors = 0;
+ unsigned long t = approxidate_careful(in, &errors);
+ if (errors)
+ return -1;
+ strbuf_addf(out, "%lu", t);
+ }
+
+ return 0;
+}
+
+static void set_ident_var(char **buf, char *val)
+{
+ free(*buf);
+ *buf = val;
+}
static void determine_author_info(struct strbuf *author_ident)
{
char *name, *email, *date;
+ struct ident_split author;
- name = getenv("GIT_AUTHOR_NAME");
- email = getenv("GIT_AUTHOR_EMAIL");
- date = getenv("GIT_AUTHOR_DATE");
+ name = xstrdup_or_null(getenv("GIT_AUTHOR_NAME"));
+ email = xstrdup_or_null(getenv("GIT_AUTHOR_EMAIL"));
+ date = xstrdup_or_null(getenv("GIT_AUTHOR_DATE"));
if (author_message) {
- const char *a, *lb, *rb, *eol;
+ struct ident_split ident;
size_t len;
+ const char *a;
- a = strstr(author_message_buffer, "\nauthor ");
+ a = find_commit_header(author_message_buffer, "author", &len);
if (!a)
- die(_("invalid commit: %s"), author_message);
-
- lb = strchrnul(a + strlen("\nauthor "), '<');
- rb = strchrnul(lb, '>');
- eol = strchrnul(rb, '\n');
- if (!*lb || !*rb || !*eol)
- die(_("invalid commit: %s"), author_message);
-
- if (lb == a + strlen("\nauthor "))
- /* \nauthor <foo@example.com> */
- name = xcalloc(1, 1);
- else
- name = xmemdupz(a + strlen("\nauthor "),
- (lb - strlen(" ") -
- (a + strlen("\nauthor "))));
- email = xmemdupz(lb + strlen("<"), rb - (lb + strlen("<")));
- date = xmemdupz(rb + strlen("> "), eol - (rb + strlen("> ")));
- len = eol - (rb + strlen("> "));
- date = xmalloc(len + 2);
- *date = '@';
- memcpy(date + 1, rb + strlen("> "), len);
- date[len + 1] = '\0';
+ die(_("commit '%s' lacks author header"), author_message);
+ if (split_ident_line(&ident, a, len) < 0)
+ die(_("commit '%s' has malformed author line"), author_message);
+
+ set_ident_var(&name, xmemdupz(ident.name_begin, ident.name_end - ident.name_begin));
+ set_ident_var(&email, xmemdupz(ident.mail_begin, ident.mail_end - ident.mail_begin));
+
+ if (ident.date_begin) {
+ struct strbuf date_buf = STRBUF_INIT;
+ strbuf_addch(&date_buf, '@');
+ strbuf_add(&date_buf, ident.date_begin, ident.date_end - ident.date_begin);
+ strbuf_addch(&date_buf, ' ');
+ strbuf_add(&date_buf, ident.tz_begin, ident.tz_end - ident.tz_begin);
+ set_ident_var(&date, strbuf_detach(&date_buf, NULL));
+ }
}
if (force_author) {
- const char *lb = strstr(force_author, " <");
- const char *rb = strchr(force_author, '>');
+ struct ident_split ident;
- if (!lb || !rb)
+ if (split_ident_line(&ident, force_author, strlen(force_author)) < 0)
die(_("malformed --author parameter"));
- name = xstrndup(force_author, lb - force_author);
- email = xstrndup(lb + 2, rb - (lb + 2));
+ set_ident_var(&name, xmemdupz(ident.name_begin, ident.name_end - ident.name_begin));
+ set_ident_var(&email, xmemdupz(ident.mail_begin, ident.mail_end - ident.mail_begin));
}
- if (force_date)
- date = force_date;
- strbuf_addstr(author_ident, fmt_ident(name, email, date,
- IDENT_ERROR_ON_NO_NAME));
-}
-
-static int ends_rfc2822_footer(struct strbuf *sb)
-{
- int ch;
- int hit = 0;
- int i, j, k;
- int len = sb->len;
- int first = 1;
- const char *buf = sb->buf;
-
- for (i = len - 1; i > 0; i--) {
- if (hit && buf[i] == '\n')
- break;
- hit = (buf[i] == '\n');
+ if (force_date) {
+ struct strbuf date_buf = STRBUF_INIT;
+ if (parse_force_date(force_date, &date_buf))
+ die(_("invalid date format: %s"), force_date);
+ set_ident_var(&date, strbuf_detach(&date_buf, NULL));
}
- while (i < len - 1 && buf[i] == '\n')
- i++;
+ strbuf_addstr(author_ident, fmt_ident(name, email, date, IDENT_STRICT));
+ assert_split_ident(&author, author_ident);
+ export_one("GIT_AUTHOR_NAME", author.name_begin, author.name_end, 0);
+ export_one("GIT_AUTHOR_EMAIL", author.mail_begin, author.mail_end, 0);
+ export_one("GIT_AUTHOR_DATE", author.date_begin, author.tz_end, '@');
+ free(name);
+ free(email);
+ free(date);
+}
- for (; i < len; i = k) {
- for (k = i; k < len && buf[k] != '\n'; k++)
- ; /* do nothing */
- k++;
+static int author_date_is_interesting(void)
+{
+ return author_message || force_date;
+}
- if ((buf[k] == ' ' || buf[k] == '\t') && !first)
- continue;
+static void adjust_comment_line_char(const struct strbuf *sb)
+{
+ char candidates[] = "#;@!$%^&|:";
+ char *candidate;
+ const char *p;
- first = 0;
+ comment_line_char = candidates[0];
+ if (!memchr(sb->buf, comment_line_char, sb->len))
+ return;
- for (j = 0; i + j < len; j++) {
- ch = buf[i + j];
- if (ch == ':')
- break;
- if (isalnum(ch) ||
- (ch == '-'))
- continue;
- return 0;
+ p = sb->buf;
+ candidate = strchr(candidates, *p);
+ if (candidate)
+ *candidate = ' ';
+ for (p = sb->buf; *p; p++) {
+ if ((p[0] == '\n' || p[0] == '\r') && p[1]) {
+ candidate = strchr(candidates, p[1]);
+ if (candidate)
+ *candidate = ' ';
}
}
- return 1;
-}
-static char *cut_ident_timestamp_part(char *string)
-{
- char *ket = strrchr(string, '>');
- if (!ket || ket[1] != ' ')
- die(_("Malformed ident string: '%s'"), string);
- *++ket = '\0';
- return ket;
+ for (p = candidates; *p == ' '; p++)
+ ;
+ if (!*p)
+ die(_("unable to select a comment character that is not used\n"
+ "in the current commit message"));
+ comment_line_char = *p;
}
static int prepare_to_commit(const char *index_file, const char *prefix,
@@ -644,15 +660,17 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
{
struct stat statbuf;
struct strbuf committer_ident = STRBUF_INIT;
- int commitable, saved_color_setting;
+ int commitable;
struct strbuf sb = STRBUF_INIT;
- char *buffer;
const char *hook_arg1 = NULL;
const char *hook_arg2 = NULL;
- int ident_shown = 0;
int clean_message_contents = (cleanup_mode != CLEANUP_NONE);
+ int old_display_comment_prefix;
+
+ /* This checks and barfs if author is badly specified */
+ determine_author_info(author_ident);
- if (!no_verify && run_hook(index_file, "pre-commit", NULL))
+ if (!no_verify && run_commit_hook(use_editor, index_file, "pre-commit", NULL))
return 0;
if (squash_message) {
@@ -689,10 +707,10 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
logfile);
hook_arg1 = "message";
} else if (use_message) {
+ char *buffer;
buffer = strstr(use_message_buffer, "\n\n");
- if (!buffer || buffer[2] == '\0')
- die(_("commit has empty message"));
- strbuf_add(&sb, buffer + 2, strlen(buffer + 2));
+ if (buffer)
+ strbuf_addstr(&sb, buffer + 2);
hook_arg1 = "commit";
hook_arg2 = use_message;
} else if (fixup_message) {
@@ -745,96 +763,114 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
if (s->fp == NULL)
die_errno(_("could not open '%s'"), git_path(commit_editmsg));
+ /* Ignore status.displayCommentPrefix: we do need comments in COMMIT_EDITMSG. */
+ old_display_comment_prefix = s->display_comment_prefix;
+ s->display_comment_prefix = 1;
+
+ /*
+ * Most hints are counter-productive when the commit has
+ * already started.
+ */
+ s->hints = 0;
+
if (clean_message_contents)
stripspace(&sb, 0);
- if (signoff) {
- struct strbuf sob = STRBUF_INIT;
- int i;
-
- strbuf_addstr(&sob, sign_off_header);
- strbuf_addstr(&sob, fmt_name(getenv("GIT_COMMITTER_NAME"),
- getenv("GIT_COMMITTER_EMAIL")));
- strbuf_addch(&sob, '\n');
- for (i = sb.len - 1; i > 0 && sb.buf[i - 1] != '\n'; i--)
- ; /* do nothing */
- if (prefixcmp(sb.buf + i, sob.buf)) {
- if (!i || !ends_rfc2822_footer(&sb))
- strbuf_addch(&sb, '\n');
- strbuf_addbuf(&sb, &sob);
- }
- strbuf_release(&sob);
- }
+ if (signoff)
+ append_signoff(&sb, ignore_non_trailer(&sb), 0);
if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len)
die_errno(_("could not write commit template"));
+ if (auto_comment_line_char)
+ adjust_comment_line_char(&sb);
strbuf_release(&sb);
- /* This checks and barfs if author is badly specified */
- determine_author_info(author_ident);
-
/* This checks if committer ident is explicitly given */
- strbuf_addstr(&committer_ident, git_committer_info(0));
+ strbuf_addstr(&committer_ident, git_committer_info(IDENT_STRICT));
if (use_editor && include_status) {
- char *ai_tmp, *ci_tmp;
- if (whence != FROM_COMMIT)
+ int ident_shown = 0;
+ int saved_color_setting;
+ struct ident_split ci, ai;
+
+ if (whence != FROM_COMMIT) {
+ if (cleanup_mode == CLEANUP_SCISSORS)
+ wt_status_add_cut_line(s->fp);
status_printf_ln(s, GIT_COLOR_NORMAL,
- _("\n"
- "It looks like you may be committing a %s.\n"
- "If this is not correct, please remove the file\n"
- " %s\n"
- "and try again.\n"
- ""),
- whence_s(),
+ whence == FROM_MERGE
+ ? _("\n"
+ "It looks like you may be committing a merge.\n"
+ "If this is not correct, please remove the file\n"
+ " %s\n"
+ "and try again.\n")
+ : _("\n"
+ "It looks like you may be committing a cherry-pick.\n"
+ "If this is not correct, please remove the file\n"
+ " %s\n"
+ "and try again.\n"),
git_path(whence == FROM_MERGE
? "MERGE_HEAD"
: "CHERRY_PICK_HEAD"));
+ }
fprintf(s->fp, "\n");
- status_printf(s, GIT_COLOR_NORMAL,
- _("Please enter the commit message for your changes."));
if (cleanup_mode == CLEANUP_ALL)
- status_printf_more(s, GIT_COLOR_NORMAL,
- _(" Lines starting\n"
- "with '#' will be ignored, and an empty"
- " message aborts the commit.\n"));
+ status_printf(s, GIT_COLOR_NORMAL,
+ _("Please enter the commit message for your changes."
+ " Lines starting\nwith '%c' will be ignored, and an empty"
+ " message aborts the commit.\n"), comment_line_char);
+ else if (cleanup_mode == CLEANUP_SCISSORS && whence == FROM_COMMIT)
+ wt_status_add_cut_line(s->fp);
else /* CLEANUP_SPACE, that is. */
- status_printf_more(s, GIT_COLOR_NORMAL,
- _(" Lines starting\n"
- "with '#' will be kept; you may remove them"
- " yourself if you want to.\n"
- "An empty message aborts the commit.\n"));
+ status_printf(s, GIT_COLOR_NORMAL,
+ _("Please enter the commit message for your changes."
+ " Lines starting\n"
+ "with '%c' will be kept; you may remove them"
+ " yourself if you want to.\n"
+ "An empty message aborts the commit.\n"), comment_line_char);
if (only_include_assumed)
status_printf_ln(s, GIT_COLOR_NORMAL,
"%s", only_include_assumed);
- ai_tmp = cut_ident_timestamp_part(author_ident->buf);
- ci_tmp = cut_ident_timestamp_part(committer_ident.buf);
- if (strcmp(author_ident->buf, committer_ident.buf))
+ /*
+ * These should never fail because they come from our own
+ * fmt_ident. They may fail the sane_ident test, but we know
+ * that the name and mail pointers will at least be valid,
+ * which is enough for our tests and printing here.
+ */
+ assert_split_ident(&ai, author_ident);
+ assert_split_ident(&ci, &committer_ident);
+
+ if (ident_cmp(&ai, &ci))
+ status_printf_ln(s, GIT_COLOR_NORMAL,
+ _("%s"
+ "Author: %.*s <%.*s>"),
+ ident_shown++ ? "" : "\n",
+ (int)(ai.name_end - ai.name_begin), ai.name_begin,
+ (int)(ai.mail_end - ai.mail_begin), ai.mail_begin);
+
+ if (author_date_is_interesting())
status_printf_ln(s, GIT_COLOR_NORMAL,
_("%s"
- "Author: %s"),
+ "Date: %s"),
ident_shown++ ? "" : "\n",
- author_ident->buf);
+ show_ident_date(&ai, DATE_NORMAL));
- if (!user_ident_sufficiently_given())
+ if (!committer_ident_sufficiently_given())
status_printf_ln(s, GIT_COLOR_NORMAL,
_("%s"
- "Committer: %s"),
+ "Committer: %.*s <%.*s>"),
ident_shown++ ? "" : "\n",
- committer_ident.buf);
+ (int)(ci.name_end - ci.name_begin), ci.name_begin,
+ (int)(ci.mail_end - ci.mail_begin), ci.mail_begin);
if (ident_shown)
- status_printf_ln(s, GIT_COLOR_NORMAL, "");
+ status_printf_ln(s, GIT_COLOR_NORMAL, "%s", "");
saved_color_setting = s->use_color;
s->use_color = 0;
commitable = run_status(s->fp, index_file, prefix, 1, s);
s->use_color = saved_color_setting;
-
- *ai_tmp = ' ';
- *ci_tmp = ' ';
} else {
unsigned char sha1[20];
const char *parent = "HEAD";
@@ -847,8 +883,22 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
if (get_sha1(parent, sha1))
commitable = !!active_nr;
- else
- commitable = index_differs_from(parent, 0);
+ else {
+ /*
+ * Unless the user did explicitly request a submodule
+ * ignore mode by passing a command line option we do
+ * not ignore any changed submodule SHA-1s when
+ * comparing index and parent, no matter what is
+ * configured. Otherwise we won't commit any
+ * submodules which were manually staged, which would
+ * be really confusing.
+ */
+ int diff_flags = DIFF_OPT_OVERRIDE_SUBMODULE_CONFIG;
+ if (ignore_submodule_arg &&
+ !strcmp(ignore_submodule_arg, "all"))
+ diff_flags |= DIFF_OPT_IGNORE_SUBMODULES;
+ commitable = index_differs_from(parent, diff_flags);
+ }
}
strbuf_release(&committer_ident);
@@ -861,11 +911,17 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
*/
if (!commitable && whence != FROM_MERGE && !allow_empty &&
!(amend && is_a_merge(current_head))) {
+ s->display_comment_prefix = old_display_comment_prefix;
run_status(stdout, index_file, prefix, 0, s);
if (amend)
fputs(_(empty_amend_advice), stderr);
- else if (whence == FROM_CHERRY_PICK)
+ else if (whence == FROM_CHERRY_PICK) {
fputs(_(empty_cherry_pick_advice), stderr);
+ if (!sequencer_in_use)
+ fputs(_(empty_cherry_pick_advice_single), stderr);
+ else
+ fputs(_(empty_cherry_pick_advice_multi), stderr);
+ }
return 0;
}
@@ -881,8 +937,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
return 0;
}
- if (run_hook(index_file, "prepare-commit-msg",
- git_path(commit_editmsg), hook_arg1, hook_arg2, NULL))
+ if (run_commit_hook(use_editor, index_file, "prepare-commit-msg",
+ git_path(commit_editmsg), hook_arg1, hook_arg2, NULL))
return 0;
if (use_editor) {
@@ -898,34 +954,17 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
}
if (!no_verify &&
- run_hook(index_file, "commit-msg", git_path(commit_editmsg), NULL)) {
+ run_commit_hook(use_editor, index_file, "commit-msg", git_path(commit_editmsg), NULL)) {
return 0;
}
return 1;
}
-/*
- * Find out if the message in the strbuf contains only whitespace and
- * Signed-off-by lines.
- */
-static int message_is_empty(struct strbuf *sb)
+static int rest_is_empty(struct strbuf *sb, int start)
{
- struct strbuf tmpl = STRBUF_INIT;
+ int i, eol;
const char *nl;
- int eol, i, start = 0;
-
- if (cleanup_mode == CLEANUP_NONE && sb->len)
- return 0;
-
- /* See if the template is just a prefix of the message. */
- if (template_file && strbuf_read_file(&tmpl, template_file, 0) > 0) {
- stripspace(&tmpl, cleanup_mode == CLEANUP_ALL);
- if (start + tmpl.len <= sb->len &&
- memcmp(tmpl.buf, sb->buf + start, tmpl.len) == 0)
- start += tmpl.len;
- }
- strbuf_release(&tmpl);
/* Check if the rest is just whitespace and Signed-of-by's. */
for (i = start; i < sb->len; i++) {
@@ -936,7 +975,7 @@ static int message_is_empty(struct strbuf *sb)
eol = sb->len;
if (strlen(sign_off_header) <= eol - i &&
- !prefixcmp(sb->buf + i, sign_off_header)) {
+ starts_with(sb->buf + i, sign_off_header)) {
i = eol;
continue;
}
@@ -948,11 +987,45 @@ static int message_is_empty(struct strbuf *sb)
return 1;
}
+/*
+ * Find out if the message in the strbuf contains only whitespace and
+ * Signed-off-by lines.
+ */
+static int message_is_empty(struct strbuf *sb)
+{
+ if (cleanup_mode == CLEANUP_NONE && sb->len)
+ return 0;
+ return rest_is_empty(sb, 0);
+}
+
+/*
+ * See if the user edited the message in the editor or left what
+ * was in the template intact
+ */
+static int template_untouched(struct strbuf *sb)
+{
+ struct strbuf tmpl = STRBUF_INIT;
+ const char *start;
+
+ if (cleanup_mode == CLEANUP_NONE && sb->len)
+ return 0;
+
+ if (!template_file || strbuf_read_file(&tmpl, template_file, 0) <= 0)
+ return 0;
+
+ stripspace(&tmpl, cleanup_mode == CLEANUP_ALL);
+ if (!skip_prefix(sb->buf, tmpl.buf, &start))
+ start = sb->buf;
+ strbuf_release(&tmpl);
+ return rest_is_empty(sb, start - sb->buf);
+}
+
static const char *find_author_by_nickname(const char *name)
{
struct rev_info revs;
struct commit *commit;
struct strbuf buf = STRBUF_INIT;
+ struct string_list mailmap = STRING_LIST_INIT_NODUP;
const char *av[20];
int ac = 0;
@@ -963,16 +1036,21 @@ static const char *find_author_by_nickname(const char *name)
av[++ac] = buf.buf;
av[++ac] = NULL;
setup_revisions(ac, av, &revs, NULL);
- prepare_revision_walk(&revs);
+ revs.mailmap = &mailmap;
+ read_mailmap(revs.mailmap, NULL);
+
+ if (prepare_revision_walk(&revs))
+ die(_("revision walk setup failed"));
commit = get_revision(&revs);
if (commit) {
struct pretty_print_context ctx = {0};
ctx.date_mode = DATE_NORMAL;
strbuf_release(&buf);
- format_commit_message(commit, "%an <%ae>", &buf, &ctx);
+ format_commit_message(commit, "%aN <%aE>", &buf, &ctx);
+ clear_mailmap(&mailmap);
return strbuf_detach(&buf, NULL);
}
- die(_("No existing author found with '%s'"), name);
+ die(_("--author '%s' is not 'Name <email>' and matches no existing author"), name);
}
@@ -992,27 +1070,54 @@ static void handle_untracked_files_arg(struct wt_status *s)
static const char *read_commit_message(const char *name)
{
- const char *out_enc, *out;
+ const char *out_enc;
struct commit *commit;
commit = lookup_commit_reference_by_name(name);
if (!commit)
die(_("could not lookup commit %s"), name);
out_enc = get_commit_output_encoding();
- out = logmsg_reencode(commit, out_enc);
+ return logmsg_reencode(commit, NULL, out_enc);
+}
- /*
- * If we failed to reencode the buffer, just copy it
- * byte for byte so the user can try to fix it up.
- * This also handles the case where input and output
- * encodings are identical.
- */
- if (out == NULL)
- out = xstrdup(commit->buffer);
- return out;
+/*
+ * Enumerate what needs to be propagated when --porcelain
+ * is not in effect here.
+ */
+static struct status_deferred_config {
+ enum status_format status_format;
+ int show_branch;
+} status_deferred_config = {
+ STATUS_FORMAT_UNSPECIFIED,
+ -1 /* unspecified */
+};
+
+static void finalize_deferred_config(struct wt_status *s)
+{
+ int use_deferred_config = (status_format != STATUS_FORMAT_PORCELAIN &&
+ !s->null_termination);
+
+ if (s->null_termination) {
+ if (status_format == STATUS_FORMAT_NONE ||
+ status_format == STATUS_FORMAT_UNSPECIFIED)
+ status_format = STATUS_FORMAT_PORCELAIN;
+ else if (status_format == STATUS_FORMAT_LONG)
+ die(_("--long and -z are incompatible"));
+ }
+
+ if (use_deferred_config && status_format == STATUS_FORMAT_UNSPECIFIED)
+ status_format = status_deferred_config.status_format;
+ if (status_format == STATUS_FORMAT_UNSPECIFIED)
+ status_format = STATUS_FORMAT_NONE;
+
+ if (use_deferred_config && s->show_branch < 0)
+ s->show_branch = status_deferred_config.show_branch;
+ if (s->show_branch < 0)
+ s->show_branch = 0;
}
static int parse_and_validate_options(int argc, const char *argv[],
+ const struct option *options,
const char * const usage[],
const char *prefix,
struct commit *current_head,
@@ -1020,8 +1125,8 @@ static int parse_and_validate_options(int argc, const char *argv[],
{
int f = 0;
- argc = parse_options(argc, argv, prefix, builtin_commit_options, usage,
- 0);
+ argc = parse_options(argc, argv, prefix, options, usage, 0);
+ finalize_deferred_config(s);
if (force_author && !strchr(force_author, '>'))
force_author = find_author_by_nickname(force_author);
@@ -1029,18 +1134,20 @@ static int parse_and_validate_options(int argc, const char *argv[],
if (force_author && renew_authorship)
die(_("Using both --reset-author and --author does not make sense"));
- if (logfile || message.len || use_message || fixup_message)
+ if (logfile || have_option_m || use_message || fixup_message)
use_editor = 0;
if (0 <= edit_flag)
use_editor = edit_flag;
- if (!use_editor)
- setenv("GIT_EDITOR", ":", 1);
/* Sanity check options */
if (amend && !current_head)
die(_("You have nothing to amend."));
- if (amend && whence != FROM_COMMIT)
- die(_("You are in the middle of a %s -- cannot amend."), whence_s());
+ if (amend && whence != FROM_COMMIT) {
+ if (whence == FROM_MERGE)
+ die(_("You are in the middle of a merge -- cannot amend."));
+ else if (whence == FROM_CHERRY_PICK)
+ die(_("You are in the middle of a cherry-pick -- cannot amend."));
+ }
if (fixup_message && squash_message)
die(_("Options --squash and --fixup cannot be used together"));
if (use_message)
@@ -1055,6 +1162,8 @@ static int parse_and_validate_options(int argc, const char *argv[],
die(_("Only one of -c/-C/-F/--fixup can be used."));
if (message.len && f > 0)
die((_("Option -m cannot be combined with -c/-C/-F/--fixup.")));
+ if (f || message.len)
+ template_file = NULL;
if (edit_message)
use_message = edit_message;
if (amend && !use_message && !fixup_message)
@@ -1076,14 +1185,14 @@ static int parse_and_validate_options(int argc, const char *argv[],
if (patch_interactive)
interactive = 1;
- if (!!also + !!only + !!all + !!interactive > 1)
+ if (also + only + all + interactive > 1)
die(_("Only one of --include/--only/--all/--interactive/--patch can be used."));
if (argc == 0 && (also || (only && !amend)))
die(_("No paths with --include/--only does not make sense."));
if (argc == 0 && only && amend)
only_include_assumed = _("Clever... amending the last one with dirty index.");
if (argc > 0 && !also && !only)
- only_include_assumed = _("Explicit paths specified without -i nor -o; assuming --only paths...");
+ only_include_assumed = _("Explicit paths specified without -i or -o; assuming --only paths...");
if (!cleanup_arg || !strcmp(cleanup_arg, "default"))
cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE;
else if (!strcmp(cleanup_arg, "verbatim"))
@@ -1092,6 +1201,8 @@ static int parse_and_validate_options(int argc, const char *argv[],
cleanup_mode = CLEANUP_SPACE;
else if (!strcmp(cleanup_arg, "strip"))
cleanup_mode = CLEANUP_ALL;
+ else if (!strcmp(cleanup_arg, "scissors"))
+ cleanup_mode = use_editor ? CLEANUP_SCISSORS : CLEANUP_SPACE;
else
die(_("Invalid cleanup mode %s"), cleanup_arg);
@@ -1100,9 +1211,7 @@ static int parse_and_validate_options(int argc, const char *argv[],
if (all && argc > 0)
die(_("Paths with -a does not make sense."));
- if (null_termination && status_format == STATUS_FORMAT_LONG)
- status_format = STATUS_FORMAT_PORCELAIN;
- if (status_format != STATUS_FORMAT_LONG)
+ if (status_format != STATUS_FORMAT_NONE)
dry_run = 1;
return argc;
@@ -1121,22 +1230,21 @@ static int dry_run_commit(int argc, const char **argv, const char *prefix,
return commitable ? 0 : 1;
}
-static int parse_status_slot(const char *var, int offset)
+static int parse_status_slot(const char *slot)
{
- if (!strcasecmp(var+offset, "header"))
+ if (!strcasecmp(slot, "header"))
return WT_STATUS_HEADER;
- if (!strcasecmp(var+offset, "branch"))
+ if (!strcasecmp(slot, "branch"))
return WT_STATUS_ONBRANCH;
- if (!strcasecmp(var+offset, "updated")
- || !strcasecmp(var+offset, "added"))
+ if (!strcasecmp(slot, "updated") || !strcasecmp(slot, "added"))
return WT_STATUS_UPDATED;
- if (!strcasecmp(var+offset, "changed"))
+ if (!strcasecmp(slot, "changed"))
return WT_STATUS_CHANGED;
- if (!strcasecmp(var+offset, "untracked"))
+ if (!strcasecmp(slot, "untracked"))
return WT_STATUS_UNTRACKED;
- if (!strcasecmp(var+offset, "nobranch"))
+ if (!strcasecmp(slot, "nobranch"))
return WT_STATUS_NOBRANCH;
- if (!strcasecmp(var+offset, "unmerged"))
+ if (!strcasecmp(slot, "unmerged"))
return WT_STATUS_UNMERGED;
return -1;
}
@@ -1144,7 +1252,10 @@ static int parse_status_slot(const char *var, int offset)
static int git_status_config(const char *k, const char *v, void *cb)
{
struct wt_status *s = cb;
+ const char *slot_name;
+ if (starts_with(k, "column."))
+ return git_column_config(k, v, "status", &s->colopts);
if (!strcmp(k, "status.submodulesummary")) {
int is_bool;
s->submodule_summary = git_config_bool_or_int(k, v, &is_bool);
@@ -1152,18 +1263,33 @@ static int git_status_config(const char *k, const char *v, void *cb)
s->submodule_summary = -1;
return 0;
}
+ if (!strcmp(k, "status.short")) {
+ if (git_config_bool(k, v))
+ status_deferred_config.status_format = STATUS_FORMAT_SHORT;
+ else
+ status_deferred_config.status_format = STATUS_FORMAT_NONE;
+ return 0;
+ }
+ if (!strcmp(k, "status.branch")) {
+ status_deferred_config.show_branch = git_config_bool(k, v);
+ return 0;
+ }
if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) {
s->use_color = git_config_colorbool(k, v);
return 0;
}
- if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) {
- int slot = parse_status_slot(k, 13);
+ if (!strcmp(k, "status.displaycommentprefix")) {
+ s->display_comment_prefix = git_config_bool(k, v);
+ return 0;
+ }
+ if (skip_prefix(k, "status.color.", &slot_name) ||
+ skip_prefix(k, "color.status.", &slot_name)) {
+ int slot = parse_status_slot(slot_name);
if (slot < 0)
return 0;
if (!v)
return config_error_nonbool(k);
- color_parse(v, k, s->color_palette[slot]);
- return 0;
+ return color_parse(v, s->color_palette[slot]);
}
if (!strcmp(k, "status.relativepaths")) {
s->relative_paths = git_config_bool(k, v);
@@ -1187,73 +1313,79 @@ static int git_status_config(const char *k, const char *v, void *cb)
int cmd_status(int argc, const char **argv, const char *prefix)
{
- struct wt_status s;
+ static struct wt_status s;
int fd;
unsigned char sha1[20];
static struct option builtin_status_options[] = {
- OPT__VERBOSE(&verbose, "be verbose"),
+ OPT__VERBOSE(&verbose, N_("be verbose")),
OPT_SET_INT('s', "short", &status_format,
- "show status concisely", STATUS_FORMAT_SHORT),
- OPT_BOOLEAN('b', "branch", &status_show_branch,
- "show branch information"),
+ N_("show status concisely"), STATUS_FORMAT_SHORT),
+ OPT_BOOL('b', "branch", &s.show_branch,
+ N_("show branch information")),
OPT_SET_INT(0, "porcelain", &status_format,
- "machine-readable output",
+ N_("machine-readable output"),
STATUS_FORMAT_PORCELAIN),
- OPT_BOOLEAN('z', "null", &null_termination,
- "terminate entries with NUL"),
+ OPT_SET_INT(0, "long", &status_format,
+ N_("show status in long format (default)"),
+ STATUS_FORMAT_LONG),
+ OPT_BOOL('z', "null", &s.null_termination,
+ N_("terminate entries with NUL")),
{ OPTION_STRING, 'u', "untracked-files", &untracked_files_arg,
- "mode",
- "show untracked files, optional modes: all, normal, no. (Default: all)",
+ N_("mode"),
+ N_("show untracked files, optional modes: all, normal, no. (Default: all)"),
PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
- OPT_BOOLEAN(0, "ignored", &show_ignored_in_status,
- "show ignored files"),
- { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, "when",
- "ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)",
+ OPT_BOOL(0, "ignored", &show_ignored_in_status,
+ N_("show ignored files")),
+ { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, N_("when"),
+ N_("ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)"),
PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
+ OPT_COLUMN(0, "column", &s.colopts, N_("list untracked files in columns")),
OPT_END(),
};
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_status_usage, builtin_status_options);
- wt_status_prepare(&s);
- gitmodules_config();
- git_config(git_status_config, &s);
- determine_whence(&s);
+ status_init_config(&s, git_status_config);
argc = parse_options(argc, argv, prefix,
builtin_status_options,
builtin_status_usage, 0);
-
- if (null_termination && status_format == STATUS_FORMAT_LONG)
- status_format = STATUS_FORMAT_PORCELAIN;
+ finalize_colopts(&s.colopts, -1);
+ finalize_deferred_config(&s);
handle_untracked_files_arg(&s);
if (show_ignored_in_status)
s.show_ignored_files = 1;
- if (*argv)
- s.pathspec = get_pathspec(prefix, argv);
+ parse_pathspec(&s.pathspec, 0,
+ PATHSPEC_PREFER_FULL,
+ prefix, argv);
- read_cache_preload(s.pathspec);
- refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL);
+ read_cache_preload(&s.pathspec);
+ refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, &s.pathspec, NULL, NULL);
fd = hold_locked_index(&index_lock, 0);
- if (0 <= fd)
- update_index_if_able(&the_index, &index_lock);
s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0;
s.ignore_submodule_arg = ignore_submodule_arg;
wt_status_collect(&s);
+ if (0 <= fd)
+ update_index_if_able(&the_index, &index_lock);
+
if (s.relative_paths)
s.prefix = prefix;
switch (status_format) {
case STATUS_FORMAT_SHORT:
- wt_shortstatus_print(&s, null_termination, status_show_branch);
+ wt_shortstatus_print(&s);
break;
case STATUS_FORMAT_PORCELAIN:
- wt_porcelain_print(&s, null_termination);
+ wt_porcelain_print(&s);
+ break;
+ case STATUS_FORMAT_UNSPECIFIED:
+ die("BUG: finalize_deferred_config() should have been called");
break;
+ case STATUS_FORMAT_NONE:
case STATUS_FORMAT_LONG:
s.verbose = verbose;
s.ignore_submodule_arg = ignore_submodule_arg;
@@ -1263,6 +1395,22 @@ int cmd_status(int argc, const char **argv, const char *prefix)
return 0;
}
+static const char *implicit_ident_advice(void)
+{
+ char *user_config = expand_user_path("~/.gitconfig");
+ char *xdg_config = xdg_config_home("config");
+ int config_exists = file_exists(user_config) || file_exists(xdg_config);
+
+ free(user_config);
+ free(xdg_config);
+
+ if (config_exists)
+ return _(implicit_ident_advice_config);
+ else
+ return _(implicit_ident_advice_noconfig);
+
+}
+
static void print_summary(const char *prefix, const unsigned char *sha1,
int initial_commit)
{
@@ -1278,7 +1426,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1,
commit = lookup_commit(sha1);
if (!commit)
die(_("couldn't look up newly created commit"));
- if (!commit || parse_commit(commit))
+ if (parse_commit(commit))
die(_("could not parse newly created commit"));
strbuf_addstr(&format, "format:%h] %s");
@@ -1289,12 +1437,19 @@ static void print_summary(const char *prefix, const unsigned char *sha1,
strbuf_addstr(&format, "\n Author: ");
strbuf_addbuf_percentquote(&format, &author_ident);
}
- if (!user_ident_sufficiently_given()) {
+ if (author_date_is_interesting()) {
+ struct strbuf date = STRBUF_INIT;
+ format_commit_message(commit, "%ad", &date, &pctx);
+ strbuf_addstr(&format, "\n Date: ");
+ strbuf_addbuf_percentquote(&format, &date);
+ strbuf_release(&date);
+ }
+ if (!committer_ident_sufficiently_given()) {
strbuf_addstr(&format, "\n Committer: ");
strbuf_addbuf_percentquote(&format, &committer_ident);
if (advice_implicit_identity) {
strbuf_addch(&format, '\n');
- strbuf_addstr(&format, _(implicit_ident_advice));
+ strbuf_addstr(&format, implicit_ident_advice());
}
}
strbuf_release(&author_ident);
@@ -1315,14 +1470,12 @@ static void print_summary(const char *prefix, const unsigned char *sha1,
rev.diffopt.break_opt = 0;
diff_setup_done(&rev.diffopt);
- head = resolve_ref_unsafe("HEAD", junk_sha1, 0, NULL);
- printf("[%s%s ",
- !prefixcmp(head, "refs/heads/") ?
- head + 11 :
- !strcmp(head, "HEAD") ?
- _("detached HEAD") :
- head,
- initial_commit ? _(" (root-commit)") : "");
+ head = resolve_ref_unsafe("HEAD", 0, junk_sha1, NULL);
+ if (!strcmp(head, "HEAD"))
+ head = _("detached HEAD");
+ else
+ skip_prefix(head, "refs/heads/", &head);
+ printf("[%s%s ", head, initial_commit ? _(" (root-commit)") : "");
if (!log_tree_commit(&rev, commit)) {
rev.always_show_header = 1;
@@ -1344,6 +1497,12 @@ static int git_commit_config(const char *k, const char *v, void *cb)
include_status = git_config_bool(k, v);
return 0;
}
+ if (!strcmp(k, "commit.cleanup"))
+ return git_config_string(&cleanup_arg, k, v);
+ if (!strcmp(k, "commit.gpgsign")) {
+ sign_commit = git_config_bool(k, v) ? "" : NULL;
+ return 0;
+ }
status = git_gpg_config(k, v, NULL);
if (status)
@@ -1351,26 +1510,23 @@ static int git_commit_config(const char *k, const char *v, void *cb)
return git_status_config(k, v, s);
}
-static const char post_rewrite_hook[] = "hooks/post-rewrite";
-
static int run_rewrite_hook(const unsigned char *oldsha1,
const unsigned char *newsha1)
{
/* oldsha1 SP newsha1 LF NUL */
static char buf[2*40 + 3];
- struct child_process proc;
+ struct child_process proc = CHILD_PROCESS_INIT;
const char *argv[3];
int code;
size_t n;
- if (access(git_path(post_rewrite_hook), X_OK) < 0)
+ argv[0] = find_hook("post-rewrite");
+ if (!argv[0])
return 0;
- argv[0] = git_path(post_rewrite_hook);
argv[1] = "amend";
argv[2] = NULL;
- memset(&proc, 0, sizeof(proc));
proc.argv = argv;
proc.in = -1;
proc.stdout_to_stderr = 1;
@@ -1385,36 +1541,114 @@ static int run_rewrite_hook(const unsigned char *oldsha1,
return finish_command(&proc);
}
+int run_commit_hook(int editor_is_used, const char *index_file, const char *name, ...)
+{
+ const char *hook_env[3] = { NULL };
+ char index[PATH_MAX];
+ va_list args;
+ int ret;
+
+ snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
+ hook_env[0] = index;
+
+ /*
+ * Let the hook know that no editor will be launched.
+ */
+ if (!editor_is_used)
+ hook_env[1] = "GIT_EDITOR=:";
+
+ va_start(args, name);
+ ret = run_hook_ve(hook_env, name, args);
+ va_end(args);
+
+ return ret;
+}
+
int cmd_commit(int argc, const char **argv, const char *prefix)
{
+ static struct wt_status s;
+ static struct option builtin_commit_options[] = {
+ OPT__QUIET(&quiet, N_("suppress summary after successful commit")),
+ OPT__VERBOSE(&verbose, N_("show diff in commit message template")),
+
+ OPT_GROUP(N_("Commit message options")),
+ OPT_FILENAME('F', "file", &logfile, N_("read message from file")),
+ OPT_STRING(0, "author", &force_author, N_("author"), N_("override author for commit")),
+ OPT_STRING(0, "date", &force_date, N_("date"), N_("override date for commit")),
+ OPT_CALLBACK('m', "message", &message, N_("message"), N_("commit message"), opt_parse_m),
+ OPT_STRING('c', "reedit-message", &edit_message, N_("commit"), N_("reuse and edit message from specified commit")),
+ OPT_STRING('C', "reuse-message", &use_message, N_("commit"), N_("reuse message from specified commit")),
+ OPT_STRING(0, "fixup", &fixup_message, N_("commit"), N_("use autosquash formatted message to fixup specified commit")),
+ OPT_STRING(0, "squash", &squash_message, N_("commit"), N_("use autosquash formatted message to squash specified commit")),
+ OPT_BOOL(0, "reset-author", &renew_authorship, N_("the commit is authored by me now (used with -C/-c/--amend)")),
+ OPT_BOOL('s', "signoff", &signoff, N_("add Signed-off-by:")),
+ OPT_FILENAME('t', "template", &template_file, N_("use specified template file")),
+ OPT_BOOL('e', "edit", &edit_flag, N_("force edit of commit")),
+ OPT_STRING(0, "cleanup", &cleanup_arg, N_("default"), N_("how to strip spaces and #comments from message")),
+ OPT_BOOL(0, "status", &include_status, N_("include status in commit message template")),
+ { OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key-id"),
+ N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
+ /* end commit message options */
+
+ OPT_GROUP(N_("Commit contents options")),
+ OPT_BOOL('a', "all", &all, N_("commit all changed files")),
+ OPT_BOOL('i', "include", &also, N_("add specified files to index for commit")),
+ OPT_BOOL(0, "interactive", &interactive, N_("interactively add files")),
+ OPT_BOOL('p', "patch", &patch_interactive, N_("interactively add changes")),
+ OPT_BOOL('o', "only", &only, N_("commit only specified files")),
+ OPT_BOOL('n', "no-verify", &no_verify, N_("bypass pre-commit hook")),
+ OPT_BOOL(0, "dry-run", &dry_run, N_("show what would be committed")),
+ OPT_SET_INT(0, "short", &status_format, N_("show status concisely"),
+ STATUS_FORMAT_SHORT),
+ OPT_BOOL(0, "branch", &s.show_branch, N_("show branch information")),
+ OPT_SET_INT(0, "porcelain", &status_format,
+ N_("machine-readable output"), STATUS_FORMAT_PORCELAIN),
+ OPT_SET_INT(0, "long", &status_format,
+ N_("show status in long format (default)"),
+ STATUS_FORMAT_LONG),
+ OPT_BOOL('z', "null", &s.null_termination,
+ N_("terminate entries with NUL")),
+ OPT_BOOL(0, "amend", &amend, N_("amend previous commit")),
+ OPT_BOOL(0, "no-post-rewrite", &no_post_rewrite, N_("bypass post-rewrite hook")),
+ { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, N_("mode"), N_("show untracked files, optional modes: all, normal, no. (Default: all)"), PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
+ /* end commit contents options */
+
+ OPT_HIDDEN_BOOL(0, "allow-empty", &allow_empty,
+ N_("ok to record an empty change")),
+ OPT_HIDDEN_BOOL(0, "allow-empty-message", &allow_empty_message,
+ N_("ok to record a change with an empty message")),
+
+ OPT_END()
+ };
+
struct strbuf sb = STRBUF_INIT;
struct strbuf author_ident = STRBUF_INIT;
const char *index_file, *reflog_msg;
- char *nl, *p;
+ char *nl;
unsigned char sha1[20];
- struct ref_lock *ref_lock;
struct commit_list *parents = NULL, **pptr = &parents;
struct stat statbuf;
- int allow_fast_forward = 1;
- struct wt_status s;
struct commit *current_head = NULL;
struct commit_extra_header *extra = NULL;
+ struct ref_transaction *transaction;
+ struct strbuf err = STRBUF_INIT;
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_commit_usage, builtin_commit_options);
- wt_status_prepare(&s);
- git_config(git_commit_config, &s);
- determine_whence(&s);
+ status_init_config(&s, git_commit_config);
+ status_format = STATUS_FORMAT_NONE; /* Ignore status.short */
+ s.colopts = 0;
if (get_sha1("HEAD", sha1))
current_head = NULL;
else {
current_head = lookup_commit_or_die(sha1, "HEAD");
- if (!current_head || parse_commit(current_head))
+ if (parse_commit(current_head))
die(_("could not parse HEAD commit"));
}
- argc = parse_and_validate_options(argc, argv, builtin_commit_usage,
+ argc = parse_and_validate_options(argc, argv, builtin_commit_options,
+ builtin_commit_usage,
prefix, current_head, &s);
if (dry_run)
return dry_run_commit(argc, argv, prefix, current_head, &s);
@@ -1443,6 +1677,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
} else if (whence == FROM_MERGE) {
struct strbuf m = STRBUF_INIT;
FILE *fp;
+ int allow_fast_forward = 1;
if (!reflog_msg)
reflog_msg = "commit (merge)";
@@ -1485,15 +1720,17 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
die(_("could not read commit message: %s"), strerror(saved_errno));
}
- /* Truncate the message just before the diff, if any. */
- if (verbose) {
- p = strstr(sb.buf, "\ndiff --git ");
- if (p != NULL)
- strbuf_setlen(&sb, p - sb.buf + 1);
- }
+ if (verbose || /* Truncate the message just before the diff, if any. */
+ cleanup_mode == CLEANUP_SCISSORS)
+ wt_status_truncate_message_at_cut_line(&sb);
if (cleanup_mode != CLEANUP_NONE)
stripspace(&sb, cleanup_mode == CLEANUP_ALL);
+ if (template_untouched(&sb) && !allow_empty_message) {
+ rollback_index_files();
+ fprintf(stderr, _("Aborting commit; you did not edit the message.\n"));
+ exit(1);
+ }
if (message_is_empty(&sb) && !allow_empty_message) {
rollback_index_files();
fprintf(stderr, _("Aborting commit due to empty commit message.\n"));
@@ -1508,20 +1745,14 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
append_merge_tag_headers(parents, &tail);
}
- if (commit_tree_extended(&sb, active_cache_tree->sha1, parents, sha1,
- author_ident.buf, sign_commit, extra)) {
+ if (commit_tree_extended(sb.buf, sb.len, active_cache_tree->sha1,
+ parents, sha1, author_ident.buf, sign_commit, extra)) {
rollback_index_files();
die(_("failed to write commit object"));
}
strbuf_release(&author_ident);
free_commit_extra_headers(extra);
- ref_lock = lock_any_ref_for_update("HEAD",
- !current_head
- ? NULL
- : current_head->object.sha1,
- 0);
-
nl = strchr(sb.buf, '\n');
if (nl)
strbuf_setlen(&sb, nl + 1 - sb.buf);
@@ -1530,14 +1761,17 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
- if (!ref_lock) {
- rollback_index_files();
- die(_("cannot lock HEAD ref"));
- }
- if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) {
+ transaction = ref_transaction_begin(&err);
+ if (!transaction ||
+ ref_transaction_update(transaction, "HEAD", sha1,
+ current_head
+ ? current_head->object.sha1 : null_sha1,
+ 0, sb.buf, &err) ||
+ ref_transaction_commit(transaction, &err)) {
rollback_index_files();
- die(_("cannot update HEAD ref"));
+ die("%s", err.buf);
}
+ ref_transaction_free(transaction);
unlink(git_path("CHERRY_PICK_HEAD"));
unlink(git_path("REVERT_HEAD"));
@@ -1548,23 +1782,24 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
if (commit_index_files())
die (_("Repository has been updated, but unable to write\n"
- "new_index file. Check that disk is not full or quota is\n"
+ "new_index file. Check that disk is not full and quota is\n"
"not exceeded, and then \"git reset HEAD\" to recover."));
rerere(0);
- run_hook(get_index_file(), "post-commit", NULL);
+ run_commit_hook(use_editor, get_index_file(), "post-commit", NULL);
if (amend && !no_post_rewrite) {
struct notes_rewrite_cfg *cfg;
cfg = init_copy_notes_for_rewrite("amend");
if (cfg) {
/* we are amending, so current_head is not NULL */
copy_note_for_rewrite(cfg, current_head->object.sha1, sha1);
- finish_copy_notes_for_rewrite(cfg);
+ finish_copy_notes_for_rewrite(cfg, "Notes added by 'git commit --amend'");
}
run_rewrite_hook(current_head->object.sha1, sha1);
}
if (!quiet)
print_summary(prefix, sha1, !current_head);
+ strbuf_release(&err);
return 0;
}
diff --git a/builtin/config.c b/builtin/config.c
index d35c06a..7188405 100644
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -2,9 +2,10 @@
#include "cache.h"
#include "color.h"
#include "parse-options.h"
+#include "urlmatch.h"
static const char *const builtin_config_usage[] = {
- "git config [options]",
+ N_("git config [<options>]"),
NULL
};
@@ -15,16 +16,16 @@ static int show_keys;
static int use_key_regexp;
static int do_all;
static int do_not_match;
-static int seen;
static char delim = '=';
static char key_delim = ' ';
static char term = '\n';
static int use_global_config, use_system_config, use_local_config;
-static const char *given_config_file;
+static struct git_config_source given_config_source;
static int actions, types;
static const char *get_color_slot, *get_colorbool_slot;
static int end_null;
+static int respect_includes = -1;
#define ACTION_GET (1<<0)
#define ACTION_GET_ALL (1<<1)
@@ -41,6 +42,7 @@ static int end_null;
#define ACTION_SET_ALL (1<<12)
#define ACTION_GET_COLOR (1<<13)
#define ACTION_GET_COLORBOOL (1<<14)
+#define ACTION_GET_URLMATCH (1<<15)
#define TYPE_BOOL (1<<0)
#define TYPE_INT (1<<1)
@@ -48,32 +50,35 @@ static int end_null;
#define TYPE_PATH (1<<3)
static struct option builtin_config_options[] = {
- OPT_GROUP("Config file location"),
- OPT_BOOLEAN(0, "global", &use_global_config, "use global config file"),
- OPT_BOOLEAN(0, "system", &use_system_config, "use system config file"),
- OPT_BOOLEAN(0, "local", &use_local_config, "use repository config file"),
- OPT_STRING('f', "file", &given_config_file, "file", "use given config file"),
- OPT_GROUP("Action"),
- OPT_BIT(0, "get", &actions, "get value: name [value-regex]", ACTION_GET),
- OPT_BIT(0, "get-all", &actions, "get all values: key [value-regex]", ACTION_GET_ALL),
- OPT_BIT(0, "get-regexp", &actions, "get values for regexp: name-regex [value-regex]", ACTION_GET_REGEXP),
- OPT_BIT(0, "replace-all", &actions, "replace all matching variables: name value [value_regex]", ACTION_REPLACE_ALL),
- OPT_BIT(0, "add", &actions, "adds a new variable: name value", ACTION_ADD),
- OPT_BIT(0, "unset", &actions, "removes a variable: name [value-regex]", ACTION_UNSET),
- OPT_BIT(0, "unset-all", &actions, "removes all matches: name [value-regex]", ACTION_UNSET_ALL),
- OPT_BIT(0, "rename-section", &actions, "rename section: old-name new-name", ACTION_RENAME_SECTION),
- OPT_BIT(0, "remove-section", &actions, "remove a section: name", ACTION_REMOVE_SECTION),
- OPT_BIT('l', "list", &actions, "list all", ACTION_LIST),
- OPT_BIT('e', "edit", &actions, "opens an editor", ACTION_EDIT),
- OPT_STRING(0, "get-color", &get_color_slot, "slot", "find the color configured: [default]"),
- OPT_STRING(0, "get-colorbool", &get_colorbool_slot, "slot", "find the color setting: [stdout-is-tty]"),
- OPT_GROUP("Type"),
- OPT_BIT(0, "bool", &types, "value is \"true\" or \"false\"", TYPE_BOOL),
- OPT_BIT(0, "int", &types, "value is decimal number", TYPE_INT),
- OPT_BIT(0, "bool-or-int", &types, "value is --bool or --int", TYPE_BOOL_OR_INT),
- OPT_BIT(0, "path", &types, "value is a path (file or directory name)", TYPE_PATH),
- OPT_GROUP("Other"),
- OPT_BOOLEAN('z', "null", &end_null, "terminate values with NUL byte"),
+ OPT_GROUP(N_("Config file location")),
+ OPT_BOOL(0, "global", &use_global_config, N_("use global config file")),
+ OPT_BOOL(0, "system", &use_system_config, N_("use system config file")),
+ OPT_BOOL(0, "local", &use_local_config, N_("use repository config file")),
+ OPT_STRING('f', "file", &given_config_source.file, N_("file"), N_("use given config file")),
+ OPT_STRING(0, "blob", &given_config_source.blob, N_("blob-id"), N_("read config from given blob object")),
+ OPT_GROUP(N_("Action")),
+ OPT_BIT(0, "get", &actions, N_("get value: name [value-regex]"), ACTION_GET),
+ OPT_BIT(0, "get-all", &actions, N_("get all values: key [value-regex]"), ACTION_GET_ALL),
+ OPT_BIT(0, "get-regexp", &actions, N_("get values for regexp: name-regex [value-regex]"), ACTION_GET_REGEXP),
+ OPT_BIT(0, "get-urlmatch", &actions, N_("get value specific for the URL: section[.var] URL"), ACTION_GET_URLMATCH),
+ OPT_BIT(0, "replace-all", &actions, N_("replace all matching variables: name value [value_regex]"), ACTION_REPLACE_ALL),
+ OPT_BIT(0, "add", &actions, N_("add a new variable: name value"), ACTION_ADD),
+ OPT_BIT(0, "unset", &actions, N_("remove a variable: name [value-regex]"), ACTION_UNSET),
+ OPT_BIT(0, "unset-all", &actions, N_("remove all matches: name [value-regex]"), ACTION_UNSET_ALL),
+ OPT_BIT(0, "rename-section", &actions, N_("rename section: old-name new-name"), ACTION_RENAME_SECTION),
+ OPT_BIT(0, "remove-section", &actions, N_("remove a section: name"), ACTION_REMOVE_SECTION),
+ OPT_BIT('l', "list", &actions, N_("list all"), ACTION_LIST),
+ OPT_BIT('e', "edit", &actions, N_("open an editor"), ACTION_EDIT),
+ OPT_BIT(0, "get-color", &actions, N_("find the color configured: slot [default]"), ACTION_GET_COLOR),
+ OPT_BIT(0, "get-colorbool", &actions, N_("find the color setting: slot [stdout-is-tty]"), ACTION_GET_COLORBOOL),
+ OPT_GROUP(N_("Type")),
+ OPT_BIT(0, "bool", &types, N_("value is \"true\" or \"false\""), TYPE_BOOL),
+ OPT_BIT(0, "int", &types, N_("value is decimal number"), TYPE_INT),
+ OPT_BIT(0, "bool-or-int", &types, N_("value is --bool or --int"), TYPE_BOOL_OR_INT),
+ OPT_BIT(0, "path", &types, N_("value is a path (file or directory name)"), TYPE_PATH),
+ OPT_GROUP(N_("Other")),
+ OPT_BOOL('z', "null", &end_null, N_("terminate values with NUL byte")),
+ OPT_BOOL(0, "includes", &respect_includes, N_("respect include directives on lookup")),
OPT_END(),
};
@@ -93,30 +98,28 @@ static int show_all_config(const char *key_, const char *value_, void *cb)
return 0;
}
-static int show_config(const char *key_, const char *value_, void *cb)
+struct strbuf_list {
+ struct strbuf *items;
+ int nr;
+ int alloc;
+};
+
+static int format_config(struct strbuf *buf, const char *key_, const char *value_)
{
- char value[256];
- const char *vptr = value;
int must_free_vptr = 0;
- int dup_error = 0;
int must_print_delim = 0;
+ char value[256];
+ const char *vptr = value;
- if (!use_key_regexp && strcmp(key_, key))
- return 0;
- if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0))
- return 0;
- if (regexp != NULL &&
- (do_not_match ^ !!regexec(regexp, (value_?value_:""), 0, NULL, 0)))
- return 0;
+ strbuf_init(buf, 0);
if (show_keys) {
- printf("%s", key_);
+ strbuf_addstr(buf, key_);
must_print_delim = 1;
}
- if (seen && !do_all)
- dup_error = 1;
if (types == TYPE_INT)
- sprintf(value, "%d", git_config_int(key_, value_?value_:""));
+ sprintf(value, "%"PRId64,
+ git_config_int64(key_, value_ ? value_ : ""));
else if (types == TYPE_BOOL)
vptr = git_config_bool(key_, value_) ? "true" : "false";
else if (types == TYPE_BOOL_OR_INT) {
@@ -127,7 +130,8 @@ static int show_config(const char *key_, const char *value_, void *cb)
else
sprintf(value, "%d", v);
} else if (types == TYPE_PATH) {
- git_config_pathname(&vptr, key_, value_);
+ if (git_config_pathname(&vptr, key_, value_) < 0)
+ return -1;
must_free_vptr = 1;
} else if (value_) {
vptr = value_;
@@ -136,41 +140,39 @@ static int show_config(const char *key_, const char *value_, void *cb)
vptr = "";
must_print_delim = 0;
}
- seen++;
- if (dup_error) {
- error("More than one value for the key %s: %s",
- key_, vptr);
- }
- else {
- if (must_print_delim)
- printf("%c", key_delim);
- printf("%s%c", vptr, term);
- }
+
+ if (must_print_delim)
+ strbuf_addch(buf, key_delim);
+ strbuf_addstr(buf, vptr);
+ strbuf_addch(buf, term);
+
if (must_free_vptr)
- /* If vptr must be freed, it's a pointer to a
- * dynamically allocated buffer, it's safe to cast to
- * const.
- */
free((char *)vptr);
-
return 0;
}
-static int get_value(const char *key_, const char *regex_)
+static int collect_config(const char *key_, const char *value_, void *cb)
{
- int ret = -1;
- char *global = NULL, *repo_config = NULL;
- const char *system_wide = NULL, *local;
+ struct strbuf_list *values = cb;
- local = config_exclusive_filename;
- if (!local) {
- const char *home = getenv("HOME");
- local = repo_config = git_pathdup("config");
- if (home)
- global = xstrdup(mkpath("%s/.gitconfig", home));
- if (git_config_system())
- system_wide = git_etc_gitconfig();
- }
+ if (!use_key_regexp && strcmp(key_, key))
+ return 0;
+ if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0))
+ return 0;
+ if (regexp != NULL &&
+ (do_not_match ^ !!regexec(regexp, (value_?value_:""), 0, NULL, 0)))
+ return 0;
+
+ ALLOC_GROW(values->items, values->nr + 1, values->alloc);
+
+ return format_config(&values->items[values->nr++], key_, value_);
+}
+
+static int get_value(const char *key_, const char *regex_)
+{
+ int ret = CONFIG_GENERIC_ERROR;
+ struct strbuf_list values = {NULL};
+ int i;
if (use_key_regexp) {
char *tl;
@@ -191,13 +193,17 @@ static int get_value(const char *key_, const char *regex_)
key_regexp = (regex_t*)xmalloc(sizeof(regex_t));
if (regcomp(key_regexp, key, REG_EXTENDED)) {
- fprintf(stderr, "Invalid key pattern: %s\n", key_);
- free(key);
+ error("invalid key pattern: %s", key_);
+ free(key_regexp);
+ key_regexp = NULL;
+ ret = CONFIG_INVALID_PATTERN;
goto free_strings;
}
} else {
- if (git_config_parse_key(key_, &key, NULL))
+ if (git_config_parse_key(key_, &key, NULL)) {
+ ret = CONFIG_INVALID_KEY;
goto free_strings;
+ }
}
if (regex_) {
@@ -208,39 +214,38 @@ static int get_value(const char *key_, const char *regex_)
regexp = (regex_t*)xmalloc(sizeof(regex_t));
if (regcomp(regexp, regex_, REG_EXTENDED)) {
- fprintf(stderr, "Invalid pattern: %s\n", regex_);
+ error("invalid pattern: %s", regex_);
+ free(regexp);
+ regexp = NULL;
+ ret = CONFIG_INVALID_PATTERN;
goto free_strings;
}
}
- if (do_all && system_wide)
- git_config_from_file(show_config, system_wide, NULL);
- if (do_all && global)
- git_config_from_file(show_config, global, NULL);
- if (do_all)
- git_config_from_file(show_config, local, NULL);
- git_config_from_parameters(show_config, NULL);
- if (!do_all && !seen)
- git_config_from_file(show_config, local, NULL);
- if (!do_all && !seen && global)
- git_config_from_file(show_config, global, NULL);
- if (!do_all && !seen && system_wide)
- git_config_from_file(show_config, system_wide, NULL);
+ git_config_with_options(collect_config, &values,
+ &given_config_source, respect_includes);
+
+ ret = !values.nr;
+ for (i = 0; i < values.nr; i++) {
+ struct strbuf *buf = values.items + i;
+ if (do_all || i == values.nr - 1)
+ fwrite(buf->buf, 1, buf->len, stdout);
+ strbuf_release(buf);
+ }
+ free(values.items);
+
+free_strings:
free(key);
+ if (key_regexp) {
+ regfree(key_regexp);
+ free(key_regexp);
+ }
if (regexp) {
regfree(regexp);
free(regexp);
}
- if (do_all)
- ret = !seen;
- else
- ret = (seen == 1) ? 0 : seen > 1 ? 2 : 1;
-
-free_strings:
- free(repo_config);
- free(global);
return ret;
}
@@ -262,8 +267,8 @@ static char *normalize_value(const char *key, const char *value)
else {
normalized = xmalloc(64);
if (types == TYPE_INT) {
- int v = git_config_int(key, value);
- sprintf(normalized, "%d", v);
+ int64_t v = git_config_int64(key, value);
+ sprintf(normalized, "%"PRId64, v);
}
else if (types == TYPE_BOOL)
sprintf(normalized, "%s",
@@ -291,20 +296,25 @@ static int git_get_color_config(const char *var, const char *value, void *cb)
if (!strcmp(var, get_color_slot)) {
if (!value)
config_error_nonbool(var);
- color_parse(value, var, parsed_color);
+ if (color_parse(value, parsed_color) < 0)
+ return -1;
get_color_found = 1;
}
return 0;
}
-static void get_color(const char *def_color)
+static void get_color(const char *var, const char *def_color)
{
+ get_color_slot = var;
get_color_found = 0;
parsed_color[0] = '\0';
- git_config(git_get_color_config, NULL);
+ git_config_with_options(git_get_color_config, NULL,
+ &given_config_source, respect_includes);
- if (!get_color_found && def_color)
- color_parse(def_color, "command line", parsed_color);
+ if (!get_color_found && def_color) {
+ if (color_parse(def_color, parsed_color) < 0)
+ die(_("unable to parse default color value"));
+ }
fputs(parsed_color, stdout);
}
@@ -324,11 +334,14 @@ static int git_get_colorbool_config(const char *var, const char *value,
return 0;
}
-static int get_colorbool(int print)
+static int get_colorbool(const char *var, int print)
{
+ get_colorbool_slot = var;
get_colorbool_found = -1;
get_diff_color_found = -1;
- git_config(git_get_colorbool_config, NULL);
+ get_color_ui_found = -1;
+ git_config_with_options(git_get_colorbool_config, NULL,
+ &given_config_source, respect_includes);
if (get_colorbool_found < 0) {
if (!strcmp(get_colorbool_slot, "color.diff"))
@@ -337,6 +350,10 @@ static int get_colorbool(int print)
get_colorbool_found = get_color_ui_found;
}
+ if (get_colorbool_found < 0)
+ /* default value if none found in config */
+ get_colorbool_found = GIT_COLOR_AUTO;
+
get_colorbool_found = want_color(get_colorbool_found);
if (print) {
@@ -346,44 +363,164 @@ static int get_colorbool(int print)
return get_colorbool_found ? 0 : 1;
}
+static void check_write(void)
+{
+ if (given_config_source.use_stdin)
+ die("writing to stdin is not supported");
+
+ if (given_config_source.blob)
+ die("writing config blobs is not supported");
+}
+
+struct urlmatch_current_candidate_value {
+ char value_is_null;
+ struct strbuf value;
+};
+
+static int urlmatch_collect_fn(const char *var, const char *value, void *cb)
+{
+ struct string_list *values = cb;
+ struct string_list_item *item = string_list_insert(values, var);
+ struct urlmatch_current_candidate_value *matched = item->util;
+
+ if (!matched) {
+ matched = xmalloc(sizeof(*matched));
+ strbuf_init(&matched->value, 0);
+ item->util = matched;
+ } else {
+ strbuf_reset(&matched->value);
+ }
+
+ if (value) {
+ strbuf_addstr(&matched->value, value);
+ matched->value_is_null = 0;
+ } else {
+ matched->value_is_null = 1;
+ }
+ return 0;
+}
+
+static int get_urlmatch(const char *var, const char *url)
+{
+ char *section_tail;
+ struct string_list_item *item;
+ struct urlmatch_config config = { STRING_LIST_INIT_DUP };
+ struct string_list values = STRING_LIST_INIT_DUP;
+
+ config.collect_fn = urlmatch_collect_fn;
+ config.cascade_fn = NULL;
+ config.cb = &values;
+
+ if (!url_normalize(url, &config.url))
+ die("%s", config.url.err);
+
+ config.section = xstrdup_tolower(var);
+ section_tail = strchr(config.section, '.');
+ if (section_tail) {
+ *section_tail = '\0';
+ config.key = section_tail + 1;
+ show_keys = 0;
+ } else {
+ config.key = NULL;
+ show_keys = 1;
+ }
+
+ git_config_with_options(urlmatch_config_entry, &config,
+ &given_config_source, respect_includes);
+
+ for_each_string_list_item(item, &values) {
+ struct urlmatch_current_candidate_value *matched = item->util;
+ struct strbuf key = STRBUF_INIT;
+ struct strbuf buf = STRBUF_INIT;
+
+ strbuf_addstr(&key, item->string);
+ format_config(&buf, key.buf,
+ matched->value_is_null ? NULL : matched->value.buf);
+ fwrite(buf.buf, 1, buf.len, stdout);
+ strbuf_release(&key);
+ strbuf_release(&buf);
+
+ strbuf_release(&matched->value);
+ }
+ string_list_clear(&config.vars, 1);
+ string_list_clear(&values, 1);
+ free(config.url.url);
+
+ free((void *)config.section);
+ return 0;
+}
+
+static char *default_user_config(void)
+{
+ struct strbuf buf = STRBUF_INIT;
+ strbuf_addf(&buf,
+ _("# This is Git's per-user configuration file.\n"
+ "[user]\n"
+ "# Please adapt and uncomment the following lines:\n"
+ "# name = %s\n"
+ "# email = %s\n"),
+ ident_default_name(),
+ ident_default_email());
+ return strbuf_detach(&buf, NULL);
+}
+
int cmd_config(int argc, const char **argv, const char *prefix)
{
int nongit = !startup_info->have_repository;
char *value;
- config_exclusive_filename = getenv(CONFIG_ENVIRONMENT);
+ given_config_source.file = getenv(CONFIG_ENVIRONMENT);
argc = parse_options(argc, argv, prefix, builtin_config_options,
builtin_config_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
- if (use_global_config + use_system_config + use_local_config + !!given_config_file > 1) {
+ if (use_global_config + use_system_config + use_local_config +
+ !!given_config_source.file + !!given_config_source.blob > 1) {
error("only one config file at a time.");
usage_with_options(builtin_config_usage, builtin_config_options);
}
+ if (given_config_source.file &&
+ !strcmp(given_config_source.file, "-")) {
+ given_config_source.file = NULL;
+ given_config_source.use_stdin = 1;
+ }
+
if (use_global_config) {
- char *home = getenv("HOME");
- if (home) {
- char *user_config = xstrdup(mkpath("%s/.gitconfig", home));
- config_exclusive_filename = user_config;
- } else {
+ char *user_config = expand_user_path("~/.gitconfig");
+ char *xdg_config = xdg_config_home("config");
+
+ if (!user_config)
+ /*
+ * It is unknown if HOME/.gitconfig exists, so
+ * we do not know if we should write to XDG
+ * location; error out even if XDG_CONFIG_HOME
+ * is set and points at a sane location.
+ */
die("$HOME not set");
- }
+
+ if (access_or_warn(user_config, R_OK, 0) &&
+ xdg_config && !access_or_warn(xdg_config, R_OK, 0))
+ given_config_source.file = xdg_config;
+ else
+ given_config_source.file = user_config;
}
else if (use_system_config)
- config_exclusive_filename = git_etc_gitconfig();
+ given_config_source.file = git_etc_gitconfig();
else if (use_local_config)
- config_exclusive_filename = git_pathdup("config");
- else if (given_config_file) {
- if (!is_absolute_path(given_config_file) && prefix)
- config_exclusive_filename = prefix_filename(prefix,
- strlen(prefix),
- given_config_file);
- else
- config_exclusive_filename = given_config_file;
+ given_config_source.file = git_pathdup("config");
+ else if (given_config_source.file) {
+ if (!is_absolute_path(given_config_source.file) && prefix)
+ given_config_source.file =
+ xstrdup(prefix_filename(prefix,
+ strlen(prefix),
+ given_config_source.file));
}
+ if (respect_includes == -1)
+ respect_includes = !given_config_source.file;
+
if (end_null) {
term = '\0';
delim = '\n';
@@ -395,12 +532,7 @@ int cmd_config(int argc, const char **argv, const char *prefix)
usage_with_options(builtin_config_usage, builtin_config_options);
}
- if (get_color_slot)
- actions |= ACTION_GET_COLOR;
- if (get_colorbool_slot)
- actions |= ACTION_GET_COLORBOOL;
-
- if ((get_color_slot || get_colorbool_slot) && types) {
+ if ((actions & (ACTION_GET_COLOR|ACTION_GET_COLORBOOL)) && types) {
error("--get-color and variable type are incoherent");
usage_with_options(builtin_config_usage, builtin_config_options);
}
@@ -420,47 +552,75 @@ int cmd_config(int argc, const char **argv, const char *prefix)
if (actions == ACTION_LIST) {
check_argc(argc, 0, 0);
- if (git_config(show_all_config, NULL) < 0) {
- if (config_exclusive_filename)
+ if (git_config_with_options(show_all_config, NULL,
+ &given_config_source,
+ respect_includes) < 0) {
+ if (given_config_source.file)
die_errno("unable to read config file '%s'",
- config_exclusive_filename);
+ given_config_source.file);
else
die("error processing config file(s)");
}
}
else if (actions == ACTION_EDIT) {
+ char *config_file;
+
check_argc(argc, 0, 0);
- if (!config_exclusive_filename && nongit)
+ if (!given_config_source.file && nongit)
die("not in a git directory");
+ if (given_config_source.use_stdin)
+ die("editing stdin is not supported");
+ if (given_config_source.blob)
+ die("editing blobs is not supported");
git_config(git_default_config, NULL);
- launch_editor(config_exclusive_filename ?
- config_exclusive_filename : git_path("config"),
- NULL, NULL);
+ config_file = xstrdup(given_config_source.file ?
+ given_config_source.file : git_path("config"));
+ if (use_global_config) {
+ int fd = open(config_file, O_CREAT | O_EXCL | O_WRONLY, 0666);
+ if (fd) {
+ char *content = default_user_config();
+ write_str_in_full(fd, content);
+ free(content);
+ close(fd);
+ }
+ else if (errno != EEXIST)
+ die_errno(_("cannot create configuration file %s"), config_file);
+ }
+ launch_editor(config_file, NULL, NULL);
+ free(config_file);
}
else if (actions == ACTION_SET) {
int ret;
+ check_write();
check_argc(argc, 2, 2);
value = normalize_value(argv[0], argv[1]);
- ret = git_config_set(argv[0], value);
+ ret = git_config_set_in_file(given_config_source.file, argv[0], value);
if (ret == CONFIG_NOTHING_SET)
error("cannot overwrite multiple values with a single value\n"
" Use a regexp, --add or --replace-all to change %s.", argv[0]);
return ret;
}
else if (actions == ACTION_SET_ALL) {
+ check_write();
check_argc(argc, 2, 3);
value = normalize_value(argv[0], argv[1]);
- return git_config_set_multivar(argv[0], value, argv[2], 0);
+ return git_config_set_multivar_in_file(given_config_source.file,
+ argv[0], value, argv[2], 0);
}
else if (actions == ACTION_ADD) {
+ check_write();
check_argc(argc, 2, 2);
value = normalize_value(argv[0], argv[1]);
- return git_config_set_multivar(argv[0], value, "^$", 0);
+ return git_config_set_multivar_in_file(given_config_source.file,
+ argv[0], value,
+ CONFIG_REGEX_NONE, 0);
}
else if (actions == ACTION_REPLACE_ALL) {
+ check_write();
check_argc(argc, 2, 3);
value = normalize_value(argv[0], argv[1]);
- return git_config_set_multivar(argv[0], value, argv[2], 1);
+ return git_config_set_multivar_in_file(given_config_source.file,
+ argv[0], value, argv[2], 1);
}
else if (actions == ACTION_GET) {
check_argc(argc, 1, 2);
@@ -478,21 +638,32 @@ int cmd_config(int argc, const char **argv, const char *prefix)
check_argc(argc, 1, 2);
return get_value(argv[0], argv[1]);
}
+ else if (actions == ACTION_GET_URLMATCH) {
+ check_argc(argc, 2, 2);
+ return get_urlmatch(argv[0], argv[1]);
+ }
else if (actions == ACTION_UNSET) {
+ check_write();
check_argc(argc, 1, 2);
if (argc == 2)
- return git_config_set_multivar(argv[0], NULL, argv[1], 0);
+ return git_config_set_multivar_in_file(given_config_source.file,
+ argv[0], NULL, argv[1], 0);
else
- return git_config_set(argv[0], NULL);
+ return git_config_set_in_file(given_config_source.file,
+ argv[0], NULL);
}
else if (actions == ACTION_UNSET_ALL) {
+ check_write();
check_argc(argc, 1, 2);
- return git_config_set_multivar(argv[0], NULL, argv[1], 1);
+ return git_config_set_multivar_in_file(given_config_source.file,
+ argv[0], NULL, argv[1], 1);
}
else if (actions == ACTION_RENAME_SECTION) {
int ret;
+ check_write();
check_argc(argc, 2, 2);
- ret = git_config_rename_section(argv[0], argv[1]);
+ ret = git_config_rename_section_in_file(given_config_source.file,
+ argv[0], argv[1]);
if (ret < 0)
return ret;
if (ret == 0)
@@ -500,27 +671,25 @@ int cmd_config(int argc, const char **argv, const char *prefix)
}
else if (actions == ACTION_REMOVE_SECTION) {
int ret;
+ check_write();
check_argc(argc, 1, 1);
- ret = git_config_rename_section(argv[0], NULL);
+ ret = git_config_rename_section_in_file(given_config_source.file,
+ argv[0], NULL);
if (ret < 0)
return ret;
if (ret == 0)
die("No such section!");
}
else if (actions == ACTION_GET_COLOR) {
- get_color(argv[0]);
+ check_argc(argc, 1, 2);
+ get_color(argv[0], argv[1]);
}
else if (actions == ACTION_GET_COLORBOOL) {
- if (argc == 1)
- color_stdout_is_tty = git_config_bool("command line", argv[0]);
- return get_colorbool(argc != 0);
+ check_argc(argc, 1, 2);
+ if (argc == 2)
+ color_stdout_is_tty = git_config_bool("command line", argv[1]);
+ return get_colorbool(argv[0], argc == 2);
}
return 0;
}
-
-int cmd_repo_config(int argc, const char **argv, const char *prefix)
-{
- fprintf(stderr, "WARNING: git repo-config is deprecated in favor of git config.\n");
- return cmd_config(argc, argv, prefix);
-}
diff --git a/builtin/count-objects.c b/builtin/count-objects.c
index c37cb98..ad0c799 100644
--- a/builtin/count-objects.c
+++ b/builtin/count-objects.c
@@ -9,77 +9,60 @@
#include "builtin.h"
#include "parse-options.h"
-static void count_objects(DIR *d, char *path, int len, int verbose,
- unsigned long *loose,
- off_t *loose_size,
- unsigned long *packed_loose,
- unsigned long *garbage)
+static unsigned long garbage;
+static off_t size_garbage;
+static int verbose;
+static unsigned long loose, packed, packed_loose;
+static off_t loose_size;
+
+static void real_report_garbage(const char *desc, const char *path)
{
- struct dirent *ent;
- while ((ent = readdir(d)) != NULL) {
- char hex[41];
- unsigned char sha1[20];
- const char *cp;
- int bad = 0;
+ struct stat st;
+ if (!stat(path, &st))
+ size_garbage += st.st_size;
+ warning("%s: %s", desc, path);
+ garbage++;
+}
- if (is_dot_or_dotdot(ent->d_name))
- continue;
- for (cp = ent->d_name; *cp; cp++) {
- int ch = *cp;
- if (('0' <= ch && ch <= '9') ||
- ('a' <= ch && ch <= 'f'))
- continue;
- bad = 1;
- break;
- }
- if (cp - ent->d_name != 38)
- bad = 1;
- else {
- struct stat st;
- memcpy(path + len + 3, ent->d_name, 38);
- path[len + 2] = '/';
- path[len + 41] = 0;
- if (lstat(path, &st) || !S_ISREG(st.st_mode))
- bad = 1;
- else
- (*loose_size) += xsize_t(on_disk_bytes(st));
- }
- if (bad) {
- if (verbose) {
- error("garbage found: %.*s/%s",
- len + 2, path, ent->d_name);
- (*garbage)++;
- }
- continue;
- }
- (*loose)++;
- if (!verbose)
- continue;
- memcpy(hex, path+len, 2);
- memcpy(hex+2, ent->d_name, 38);
- hex[40] = 0;
- if (get_sha1_hex(hex, sha1))
- die("internal error");
- if (has_sha1_pack(sha1))
- (*packed_loose)++;
+static void loose_garbage(const char *path)
+{
+ if (verbose)
+ report_garbage("garbage found", path);
+}
+
+static int count_loose(const unsigned char *sha1, const char *path, void *data)
+{
+ struct stat st;
+
+ if (lstat(path, &st) || !S_ISREG(st.st_mode))
+ loose_garbage(path);
+ else {
+ loose_size += on_disk_bytes(st);
+ loose++;
+ if (verbose && has_sha1_pack(sha1))
+ packed_loose++;
}
+ return 0;
+}
+
+static int count_cruft(const char *basename, const char *path, void *data)
+{
+ loose_garbage(path);
+ return 0;
}
static char const * const count_objects_usage[] = {
- "git count-objects [-v]",
+ N_("git count-objects [-v] [-H | --human-readable]"),
NULL
};
int cmd_count_objects(int argc, const char **argv, const char *prefix)
{
- int i, verbose = 0;
- const char *objdir = get_object_directory();
- int len = strlen(objdir);
- char *path = xmalloc(len + 50);
- unsigned long loose = 0, packed = 0, packed_loose = 0, garbage = 0;
- off_t loose_size = 0;
+ int human_readable = 0;
struct option opts[] = {
- OPT__VERBOSE(&verbose, "be verbose"),
+ OPT__VERBOSE(&verbose, N_("be verbose")),
+ OPT_BOOL('H', "human-readable", &human_readable,
+ N_("print sizes in human readable format")),
OPT_END(),
};
@@ -87,23 +70,21 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix)
/* we do not take arguments other than flags for now */
if (argc)
usage_with_options(count_objects_usage, opts);
- memcpy(path, objdir, len);
- if (len && objdir[len-1] != '/')
- path[len++] = '/';
- for (i = 0; i < 256; i++) {
- DIR *d;
- sprintf(path + len, "%02x", i);
- d = opendir(path);
- if (!d)
- continue;
- count_objects(d, path, len, verbose,
- &loose, &loose_size, &packed_loose, &garbage);
- closedir(d);
+ if (verbose) {
+ report_garbage = real_report_garbage;
+ report_linked_checkout_garbage();
}
+
+ for_each_loose_file_in_objdir(get_object_directory(),
+ count_loose, count_cruft, NULL, NULL);
+
if (verbose) {
struct packed_git *p;
unsigned long num_pack = 0;
off_t size_pack = 0;
+ struct strbuf loose_buf = STRBUF_INIT;
+ struct strbuf pack_buf = STRBUF_INIT;
+ struct strbuf garbage_buf = STRBUF_INIT;
if (!packed_git)
prepare_packed_git();
for (p = packed_git; p; p = p->next) {
@@ -115,16 +96,40 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix)
size_pack += p->pack_size + p->index_size;
num_pack++;
}
+
+ if (human_readable) {
+ strbuf_humanise_bytes(&loose_buf, loose_size);
+ strbuf_humanise_bytes(&pack_buf, size_pack);
+ strbuf_humanise_bytes(&garbage_buf, size_garbage);
+ } else {
+ strbuf_addf(&loose_buf, "%lu",
+ (unsigned long)(loose_size / 1024));
+ strbuf_addf(&pack_buf, "%lu",
+ (unsigned long)(size_pack / 1024));
+ strbuf_addf(&garbage_buf, "%lu",
+ (unsigned long)(size_garbage / 1024));
+ }
+
printf("count: %lu\n", loose);
- printf("size: %lu\n", (unsigned long) (loose_size / 1024));
+ printf("size: %s\n", loose_buf.buf);
printf("in-pack: %lu\n", packed);
printf("packs: %lu\n", num_pack);
- printf("size-pack: %lu\n", (unsigned long) (size_pack / 1024));
+ printf("size-pack: %s\n", pack_buf.buf);
printf("prune-packable: %lu\n", packed_loose);
printf("garbage: %lu\n", garbage);
+ printf("size-garbage: %s\n", garbage_buf.buf);
+ strbuf_release(&loose_buf);
+ strbuf_release(&pack_buf);
+ strbuf_release(&garbage_buf);
+ } else {
+ struct strbuf buf = STRBUF_INIT;
+ if (human_readable)
+ strbuf_humanise_bytes(&buf, loose_size);
+ else
+ strbuf_addf(&buf, "%lu kilobytes",
+ (unsigned long)(loose_size / 1024));
+ printf("%lu objects, %s\n", loose, buf.buf);
+ strbuf_release(&buf);
}
- else
- printf("%lu objects, %lu kilobytes\n",
- loose, (unsigned long) (loose_size / 1024));
return 0;
}
diff --git a/builtin/credential.c b/builtin/credential.c
new file mode 100644
index 0000000..0412fa0
--- /dev/null
+++ b/builtin/credential.c
@@ -0,0 +1,31 @@
+#include "git-compat-util.h"
+#include "credential.h"
+#include "builtin.h"
+
+static const char usage_msg[] =
+ "git credential [fill|approve|reject]";
+
+int cmd_credential(int argc, const char **argv, const char *prefix)
+{
+ const char *op;
+ struct credential c = CREDENTIAL_INIT;
+
+ op = argv[1];
+ if (!op)
+ usage(usage_msg);
+
+ if (credential_read(&c, stdin) < 0)
+ die("unable to read credential from stdin");
+
+ if (!strcmp(op, "fill")) {
+ credential_fill(&c);
+ credential_write(&c, stdout);
+ } else if (!strcmp(op, "approve")) {
+ credential_approve(&c);
+ } else if (!strcmp(op, "reject")) {
+ credential_reject(&c);
+ } else {
+ usage(usage_msg);
+ }
+ return 0;
+}
diff --git a/builtin/describe.c b/builtin/describe.c
index 9f63067..a36c829 100644
--- a/builtin/describe.c
+++ b/builtin/describe.c
@@ -1,4 +1,5 @@
#include "cache.h"
+#include "lockfile.h"
#include "commit.h"
#include "tag.h"
#include "refs.h"
@@ -6,14 +7,15 @@
#include "exec_cmd.h"
#include "parse-options.h"
#include "diff.h"
-#include "hash.h"
+#include "hashmap.h"
+#include "argv-array.h"
-#define SEEN (1u<<0)
+#define SEEN (1u << 0)
#define MAX_TAGS (FLAG_BITS - 1)
static const char * const describe_usage[] = {
- "git describe [options] <committish>*",
- "git describe [options] --dirty",
+ N_("git describe [<options>] [<commit-ish>...]"),
+ N_("git describe [<options>] --dirty"),
NULL
};
@@ -21,9 +23,10 @@ static int debug; /* Display lots of verbose info */
static int all; /* Any valid ref can be used */
static int tags; /* Allow lightweight tags */
static int longformat;
+static int first_parent;
static int abbrev = -1; /* unspecified */
static int max_candidates = 10;
-static struct hash_table names;
+static struct hashmap names;
static int have_util;
static const char *pattern;
static int always;
@@ -34,44 +37,29 @@ static const char *diff_index_args[] = {
"diff-index", "--quiet", "HEAD", "--", NULL
};
-
struct commit_name {
- struct commit_name *next;
+ struct hashmap_entry entry;
unsigned char peeled[20];
struct tag *tag;
unsigned prio:2; /* annotated tag = 2, tag = 1, head = 0 */
unsigned name_checked:1;
unsigned char sha1[20];
- const char *path;
+ char *path;
};
+
static const char *prio_names[] = {
"head", "lightweight", "annotated",
};
-static inline unsigned int hash_sha1(const unsigned char *sha1)
+static int commit_name_cmp(const struct commit_name *cn1,
+ const struct commit_name *cn2, const void *peeled)
{
- unsigned int hash;
- memcpy(&hash, sha1, sizeof(hash));
- return hash;
+ return hashcmp(cn1->peeled, peeled ? peeled : cn2->peeled);
}
static inline struct commit_name *find_commit_name(const unsigned char *peeled)
{
- struct commit_name *n = lookup_hash(hash_sha1(peeled), &names);
- while (n && !!hashcmp(peeled, n->peeled))
- n = n->next;
- return n;
-}
-
-static int set_util(void *chain, void *data)
-{
- struct commit_name *n;
- for (n = chain; n; n = n->next) {
- struct commit *c = lookup_commit_reference_gently(n->peeled, 1);
- if (c)
- c->util = n;
- }
- return 0;
+ return hashmap_get_from_hash(&names, sha1hash(peeled), peeled);
}
static int replace_name(struct commit_name *e,
@@ -116,62 +104,57 @@ static void add_to_known_names(const char *path,
struct tag *tag = NULL;
if (replace_name(e, prio, sha1, &tag)) {
if (!e) {
- void **pos;
e = xmalloc(sizeof(struct commit_name));
hashcpy(e->peeled, peeled);
- pos = insert_hash(hash_sha1(peeled), e, &names);
- if (pos) {
- e->next = *pos;
- *pos = e;
- } else {
- e->next = NULL;
- }
+ hashmap_entry_init(e, sha1hash(peeled));
+ hashmap_add(&names, e);
+ e->path = NULL;
}
e->tag = tag;
e->prio = prio;
e->name_checked = 0;
hashcpy(e->sha1, sha1);
- e->path = path;
+ free(e->path);
+ e->path = xstrdup(path);
}
}
-static int get_name(const char *path, const unsigned char *sha1, int flag, void *cb_data)
+static int get_name(const char *path, const struct object_id *oid, int flag, void *cb_data)
{
- int might_be_tag = !prefixcmp(path, "refs/tags/");
- unsigned char peeled[20];
- int is_tag, prio;
+ int is_tag = starts_with(path, "refs/tags/");
+ struct object_id peeled;
+ int is_annotated, prio;
+
+ /* Reject anything outside refs/tags/ unless --all */
+ if (!all && !is_tag)
+ return 0;
- if (!all && !might_be_tag)
+ /* Accept only tags that match the pattern, if given */
+ if (pattern && (!is_tag || wildmatch(pattern, path + 10, 0, NULL)))
return 0;
- if (!peel_ref(path, peeled) && !is_null_sha1(peeled)) {
- is_tag = !!hashcmp(sha1, peeled);
+ /* Is it annotated? */
+ if (!peel_ref(path, peeled.hash)) {
+ is_annotated = !!oidcmp(oid, &peeled);
} else {
- hashcpy(peeled, sha1);
- is_tag = 0;
+ oidcpy(&peeled, oid);
+ is_annotated = 0;
}
- /* If --all, then any refs are used.
- * If --tags, then any tags are used.
- * Otherwise only annotated tags are used.
+ /*
+ * By default, we only use annotated tags, but with --tags
+ * we fall back to lightweight ones (even without --tags,
+ * we still remember lightweight ones, only to give hints
+ * in an error message). --all allows any refs to be used.
*/
- if (might_be_tag) {
- if (is_tag)
- prio = 2;
- else
- prio = 1;
-
- if (pattern && fnmatch(pattern, path + 10, 0))
- prio = 0;
- }
+ if (is_annotated)
+ prio = 2;
+ else if (is_tag)
+ prio = 1;
else
prio = 0;
- if (!all) {
- if (!prio)
- return 0;
- }
- add_to_known_names(all ? path + 5 : path + 10, peeled, prio, sha1);
+ add_to_known_names(all ? path + 5 : path + 10, peeled.hash, prio, oid->hash);
return 0;
}
@@ -289,7 +272,14 @@ static void describe(const char *arg, int last_one)
fprintf(stderr, _("searching to describe %s\n"), arg);
if (!have_util) {
- for_each_hash(&names, set_util, NULL);
+ struct hashmap_iter iter;
+ struct commit *c;
+ struct commit_name *n = hashmap_iter_first(&names, &iter);
+ for (; n; n = hashmap_iter_next(&iter)) {
+ c = lookup_commit_reference_gently(n->peeled, 1);
+ if (c)
+ c->util = n;
+ }
have_util = 1;
}
@@ -337,6 +327,9 @@ static void describe(const char *arg, int last_one)
commit_list_insert_by_date(p, &list);
p->object.flags |= c->object.flags;
parents = parents->next;
+
+ if (first_parent)
+ break;
}
}
@@ -400,23 +393,24 @@ int cmd_describe(int argc, const char **argv, const char *prefix)
{
int contains = 0;
struct option options[] = {
- OPT_BOOLEAN(0, "contains", &contains, "find the tag that comes after the commit"),
- OPT_BOOLEAN(0, "debug", &debug, "debug search strategy on stderr"),
- OPT_BOOLEAN(0, "all", &all, "use any ref in .git/refs"),
- OPT_BOOLEAN(0, "tags", &tags, "use any tag in .git/refs/tags"),
- OPT_BOOLEAN(0, "long", &longformat, "always use long format"),
+ OPT_BOOL(0, "contains", &contains, N_("find the tag that comes after the commit")),
+ OPT_BOOL(0, "debug", &debug, N_("debug search strategy on stderr")),
+ OPT_BOOL(0, "all", &all, N_("use any ref")),
+ OPT_BOOL(0, "tags", &tags, N_("use any tag, even unannotated")),
+ OPT_BOOL(0, "long", &longformat, N_("always use long format")),
+ OPT_BOOL(0, "first-parent", &first_parent, N_("only follow first parent")),
OPT__ABBREV(&abbrev),
OPT_SET_INT(0, "exact-match", &max_candidates,
- "only output exact matches", 0),
+ N_("only output exact matches"), 0),
OPT_INTEGER(0, "candidates", &max_candidates,
- "consider <n> most recent tags (default: 10)"),
- OPT_STRING(0, "match", &pattern, "pattern",
- "only consider tags matching <pattern>"),
- OPT_BOOLEAN(0, "always", &always,
- "show abbreviated commit object as fallback"),
- {OPTION_STRING, 0, "dirty", &dirty, "mark",
- "append <mark> on dirty working tree (default: \"-dirty\")",
- PARSE_OPT_OPTARG, NULL, (intptr_t) "-dirty"},
+ N_("consider <n> most recent tags (default: 10)")),
+ OPT_STRING(0, "match", &pattern, N_("pattern"),
+ N_("only consider tags matching <pattern>")),
+ OPT_BOOL(0, "always", &always,
+ N_("show abbreviated commit object as fallback")),
+ {OPTION_STRING, 0, "dirty", &dirty, N_("mark"),
+ N_("append <mark> on dirty working tree (default: \"-dirty\")"),
+ PARSE_OPT_OPTARG, NULL, (intptr_t) "-dirty"},
OPT_END(),
};
@@ -436,29 +430,29 @@ int cmd_describe(int argc, const char **argv, const char *prefix)
die(_("--long is incompatible with --abbrev=0"));
if (contains) {
- const char **args = xmalloc((7 + argc) * sizeof(char *));
- int i = 0;
- args[i++] = "name-rev";
- args[i++] = "--name-only";
- args[i++] = "--no-undefined";
+ struct argv_array args;
+
+ argv_array_init(&args);
+ argv_array_pushl(&args, "name-rev",
+ "--peel-tag", "--name-only", "--no-undefined",
+ NULL);
if (always)
- args[i++] = "--always";
+ argv_array_push(&args, "--always");
if (!all) {
- args[i++] = "--tags";
- if (pattern) {
- char *s = xmalloc(strlen("--refs=refs/tags/") + strlen(pattern) + 1);
- sprintf(s, "--refs=refs/tags/%s", pattern);
- args[i++] = s;
- }
+ argv_array_push(&args, "--tags");
+ if (pattern)
+ argv_array_pushf(&args, "--refs=refs/tags/%s", pattern);
+ }
+ while (*argv) {
+ argv_array_push(&args, *argv);
+ argv++;
}
- memcpy(args + i, argv, argc * sizeof(char *));
- args[i + argc] = NULL;
- return cmd_name_rev(i + argc, args, prefix);
+ return cmd_name_rev(args.argc, args.argv, prefix);
}
- init_hash(&names);
+ hashmap_init(&names, (hashmap_cmp_fn) commit_name_cmp, 0);
for_each_rawref(get_name, NULL);
- if (!names.nr && !always)
+ if (!names.size && !always)
die(_("No names found, cannot describe anything."));
if (argc == 0) {
@@ -479,11 +473,10 @@ int cmd_describe(int argc, const char **argv, const char *prefix)
}
describe("HEAD", 1);
} else if (dirty) {
- die(_("--dirty is incompatible with committishes"));
+ die(_("--dirty is incompatible with commit-ishes"));
} else {
- while (argc-- > 0) {
+ while (argc-- > 0)
describe(*argv++, argc == 0);
- }
}
return 0;
}
diff --git a/builtin/diff-files.c b/builtin/diff-files.c
index 46085f8..8ed2eb8 100644
--- a/builtin/diff-files.c
+++ b/builtin/diff-files.c
@@ -11,7 +11,7 @@
#include "submodule.h"
static const char diff_files_usage[] =
-"git diff-files [-q] [-0/-1/2/3 |-c|--cc] [<common diff options>] [<path>...]"
+"git diff-files [-q] [-0 | -1 | -2 | -3 | -c | --cc] [<common-diff-options>] [<path>...]"
COMMON_DIFF_OPTIONS_HELP;
int cmd_diff_files(int argc, const char **argv, const char *prefix)
@@ -61,7 +61,7 @@ int cmd_diff_files(int argc, const char **argv, const char *prefix)
(rev.diffopt.output_format & DIFF_FORMAT_PATCH))
rev.combine_merges = rev.dense_combined_merges = 1;
- if (read_cache_preload(rev.diffopt.pathspec.raw) < 0) {
+ if (read_cache_preload(&rev.diffopt.pathspec) < 0) {
perror("read_cache_preload");
return -1;
}
diff --git a/builtin/diff-index.c b/builtin/diff-index.c
index 2eb32bd..d979824 100644
--- a/builtin/diff-index.c
+++ b/builtin/diff-index.c
@@ -7,7 +7,7 @@
static const char diff_cache_usage[] =
"git diff-index [-m] [--cached] "
-"[<common diff options>] <tree-ish> [<path>...]"
+"[<common-diff-options>] <tree-ish> [<path>...]"
COMMON_DIFF_OPTIONS_HELP;
int cmd_diff_index(int argc, const char **argv, const char *prefix)
@@ -41,9 +41,13 @@ int cmd_diff_index(int argc, const char **argv, const char *prefix)
if (rev.pending.nr != 1 ||
rev.max_count != -1 || rev.min_age != -1 || rev.max_age != -1)
usage(diff_cache_usage);
- if (!cached)
+ if (!cached) {
setup_work_tree();
- if (read_cache() < 0) {
+ if (read_cache_preload(&rev.diffopt.pathspec) < 0) {
+ perror("read_cache_preload");
+ return -1;
+ }
+ } else if (read_cache() < 0) {
perror("read_cache");
return -1;
}
diff --git a/builtin/diff-tree.c b/builtin/diff-tree.c
index be6417d..12b683d 100644
--- a/builtin/diff-tree.c
+++ b/builtin/diff-tree.c
@@ -22,14 +22,10 @@ static int stdin_diff_commit(struct commit *commit, char *line, int len)
if (isspace(line[40]) && !get_sha1_hex(line+41, sha1)) {
/* Graft the fake parents locally to the commit */
int pos = 41;
- struct commit_list **pptr, *parents;
+ struct commit_list **pptr;
/* Free the real parent list */
- for (parents = commit->parents; parents; ) {
- struct commit_list *tmp = parents->next;
- free(parents);
- parents = tmp;
- }
+ free_commit_list(commit->parents);
commit->parents = NULL;
pptr = &(commit->parents);
while (line[pos] && !get_sha1_hex(line + pos, sha1)) {
@@ -72,9 +68,7 @@ static int diff_tree_stdin(char *line)
line[len-1] = 0;
if (get_sha1_hex(line, sha1))
return -1;
- obj = lookup_unknown_object(sha1);
- if (!obj || !obj->parsed)
- obj = parse_object(sha1);
+ obj = parse_object(sha1);
if (!obj)
return -1;
if (obj->type == OBJ_COMMIT)
@@ -88,7 +82,7 @@ static int diff_tree_stdin(char *line)
static const char diff_tree_usage[] =
"git diff-tree [--stdin] [-m] [-c] [--cc] [-s] [-v] [--pretty] [-t] [-r] [--root] "
-"[<common diff options>] <tree-ish> [<tree-ish>] [<path>...]\n"
+"[<common-diff-options>] <tree-ish> [<tree-ish>] [<path>...]\n"
" -r diff recursively\n"
" --root include the initial commit as diff against /dev/null\n"
COMMON_DIFF_OPTIONS_HELP;
diff --git a/builtin/diff.c b/builtin/diff.c
index 387afa7..4326fa5 100644
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -4,6 +4,7 @@
* Copyright (c) 2006 Junio C Hamano
*/
#include "cache.h"
+#include "lockfile.h"
#include "color.h"
#include "commit.h"
#include "blob.h"
@@ -16,6 +17,9 @@
#include "submodule.h"
#include "sha1-array.h"
+#define DIFF_NO_INDEX_EXPLICIT 1
+#define DIFF_NO_INDEX_IMPLICIT 2
+
struct blobinfo {
unsigned char sha1[20];
const char *name;
@@ -29,6 +33,8 @@ static void stuff_change(struct diff_options *opt,
unsigned old_mode, unsigned new_mode,
const unsigned char *old_sha1,
const unsigned char *new_sha1,
+ int old_sha1_valid,
+ int new_sha1_valid,
const char *old_name,
const char *new_name)
{
@@ -54,23 +60,26 @@ static void stuff_change(struct diff_options *opt,
one = alloc_filespec(old_name);
two = alloc_filespec(new_name);
- fill_filespec(one, old_sha1, old_mode);
- fill_filespec(two, new_sha1, new_mode);
+ fill_filespec(one, old_sha1, old_sha1_valid, old_mode);
+ fill_filespec(two, new_sha1, new_sha1_valid, new_mode);
diff_queue(&diff_queued_diff, one, two);
}
static int builtin_diff_b_f(struct rev_info *revs,
int argc, const char **argv,
- struct blobinfo *blob,
- const char *path)
+ struct blobinfo *blob)
{
/* Blob vs file in the working tree*/
struct stat st;
+ const char *path;
if (argc > 1)
usage(builtin_diff_usage);
+ GUARD_PATHSPEC(&revs->prune_data, PATHSPEC_FROMTOP | PATHSPEC_LITERAL);
+ path = revs->prune_data.items[0].match;
+
if (lstat(path, &st))
die_errno(_("failed to stat '%s'"), path);
if (!(S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)))
@@ -84,6 +93,7 @@ static int builtin_diff_b_f(struct rev_info *revs,
stuff_change(&revs->diffopt,
blob[0].mode, canon_mode(st.st_mode),
blob[0].sha1, null_sha1,
+ 1, 0,
path, path);
diffcore_std(&revs->diffopt);
diff_flush(&revs->diffopt);
@@ -108,6 +118,7 @@ static int builtin_diff_blobs(struct rev_info *revs,
stuff_change(&revs->diffopt,
blob[0].mode, blob[1].mode,
blob[0].sha1, blob[1].sha1,
+ 1, 1,
blob[0].name, blob[1].name);
diffcore_std(&revs->diffopt);
diff_flush(&revs->diffopt);
@@ -126,8 +137,6 @@ static int builtin_diff_index(struct rev_info *revs,
usage(builtin_diff_usage);
argv++; argc--;
}
- if (!cached)
- setup_work_tree();
/*
* Make sure there is one revision (i.e. pending object),
* and there is no revision filtering parameters.
@@ -136,8 +145,14 @@ static int builtin_diff_index(struct rev_info *revs,
revs->max_count != -1 || revs->min_age != -1 ||
revs->max_age != -1)
usage(builtin_diff_usage);
- if (read_cache_preload(revs->diffopt.pathspec.raw) < 0) {
- perror("read_cache_preload");
+ if (!cached) {
+ setup_work_tree();
+ if (read_cache_preload(&revs->diffopt.pathspec) < 0) {
+ perror("read_cache_preload");
+ return -1;
+ }
+ } else if (read_cache() < 0) {
+ perror("read_cache");
return -1;
}
return run_diff_index(revs, cached);
@@ -145,7 +160,8 @@ static int builtin_diff_index(struct rev_info *revs,
static int builtin_diff_tree(struct rev_info *revs,
int argc, const char **argv,
- struct object_array_entry *ent)
+ struct object_array_entry *ent0,
+ struct object_array_entry *ent1)
{
const unsigned char *(sha1[2]);
int swap = 0;
@@ -153,13 +169,14 @@ static int builtin_diff_tree(struct rev_info *revs,
if (argc > 1)
usage(builtin_diff_usage);
- /* We saw two trees, ent[0] and ent[1].
- * if ent[1] is uninteresting, they are swapped
+ /*
+ * We saw two trees, ent0 and ent1. If ent1 is uninteresting,
+ * swap them.
*/
- if (ent[1].item->flags & UNINTERESTING)
+ if (ent1->item->flags & UNINTERESTING)
swap = 1;
- sha1[swap] = ent[0].item->sha1;
- sha1[1-swap] = ent[1].item->sha1;
+ sha1[swap] = ent0->item->sha1;
+ sha1[1 - swap] = ent1->item->sha1;
diff_tree_sha1(sha1[0], sha1[1], "", &revs->diffopt);
log_tree_diff_flush(revs);
return 0;
@@ -232,7 +249,7 @@ static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv
revs->combine_merges = revs->dense_combined_merges = 1;
setup_work_tree();
- if (read_cache_preload(revs->diffopt.pathspec.raw) < 0) {
+ if (read_cache_preload(&revs->diffopt.pathspec) < 0) {
perror("read_cache_preload");
return -1;
}
@@ -243,11 +260,10 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
{
int i;
struct rev_info rev;
- struct object_array_entry ent[100];
- int ents = 0, blobs = 0, paths = 0;
- const char *path = NULL;
+ struct object_array ent = OBJECT_ARRAY_INIT;
+ int blobs = 0, paths = 0;
struct blobinfo blob[2];
- int nongit;
+ int nongit = 0, no_index = 0;
int result = 0;
/*
@@ -273,18 +289,67 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
* Other cases are errors.
*/
- prefix = setup_git_directory_gently(&nongit);
- gitmodules_config();
+ /* Were we asked to do --no-index explicitly? */
+ for (i = 1; i < argc; i++) {
+ if (!strcmp(argv[i], "--")) {
+ i++;
+ break;
+ }
+ if (!strcmp(argv[i], "--no-index"))
+ no_index = DIFF_NO_INDEX_EXPLICIT;
+ if (argv[i][0] != '-')
+ break;
+ }
+
+ if (!no_index)
+ prefix = setup_git_directory_gently(&nongit);
+
+ /*
+ * Treat git diff with at least one path outside of the
+ * repo the same as if the command would have been executed
+ * outside of a git repository. In this case it behaves
+ * the same way as "git diff --no-index <a> <b>", which acts
+ * as a colourful "diff" replacement.
+ */
+ if (nongit || ((argc == i + 2) &&
+ (!path_inside_repo(prefix, argv[i]) ||
+ !path_inside_repo(prefix, argv[i + 1]))))
+ no_index = DIFF_NO_INDEX_IMPLICIT;
+
+ if (!no_index)
+ gitmodules_config();
git_config(git_diff_ui_config, NULL);
init_revisions(&rev, prefix);
- /* If this is a no-index diff, just run it and exit there. */
- diff_no_index(&rev, argc, argv, nongit, prefix);
+ if (no_index && argc != i + 2) {
+ if (no_index == DIFF_NO_INDEX_IMPLICIT) {
+ /*
+ * There was no --no-index and there were not two
+ * paths. It is possible that the user intended
+ * to do an inside-repository operation.
+ */
+ fprintf(stderr, "Not a git repository\n");
+ fprintf(stderr,
+ "To compare two paths outside a working tree:\n");
+ }
+ /* Give the usage message for non-repository usage and exit. */
+ usagef("git diff %s <path> <path>",
+ no_index == DIFF_NO_INDEX_EXPLICIT ?
+ "--no-index" : "[--no-index]");
+
+ }
+ if (no_index)
+ /* If this is a no-index diff, just run it and exit there. */
+ diff_no_index(&rev, argc, argv, prefix);
/* Otherwise, we are doing the usual "git" diff */
rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;
+ /* Scale to real terminal size and respect statGraphWidth config */
+ rev.diffopt.stat_width = -1;
+ rev.diffopt.stat_graph_width = -1;
+
/* Default to let external and textconv be used */
DIFF_OPT_SET(&rev.diffopt, ALLOW_EXTERNAL);
DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
@@ -294,19 +359,12 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
argc = setup_revisions(argc, argv, &rev, NULL);
if (!rev.diffopt.output_format) {
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
- if (diff_setup_done(&rev.diffopt) < 0)
- die(_("diff_setup_done failed"));
+ diff_setup_done(&rev.diffopt);
}
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
- /*
- * If the user asked for our exit code then don't start a
- * pager or we would end up reporting its exit code instead.
- */
- if (!DIFF_OPT_TST(&rev.diffopt, EXIT_WITH_STATUS) &&
- check_pager_config("diff") != 0)
- setup_pager();
+ setup_diff_pager(&rev.diffopt);
/*
* Do we have --cached and not have a pending object, then
@@ -323,7 +381,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
add_head_to_pending(&rev);
if (!rev.pending.nr) {
struct tree *tree;
- tree = lookup_tree((const unsigned char*)EMPTY_TREE_SHA1_BIN);
+ tree = lookup_tree(EMPTY_TREE_SHA1_BIN);
add_pending_object(&rev, &tree->object, "HEAD");
}
break;
@@ -332,9 +390,9 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
}
for (i = 0; i < rev.pending.nr; i++) {
- struct object_array_entry *list = rev.pending.objects+i;
- struct object *obj = list->item;
- const char *name = list->name;
+ struct object_array_entry *entry = &rev.pending.objects[i];
+ struct object *obj = entry->item;
+ const char *name = entry->name;
int flags = (obj->flags & UNINTERESTING);
if (!obj->parsed)
obj = parse_object(obj->sha1);
@@ -343,38 +401,29 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
die(_("invalid object '%s' given."), name);
if (obj->type == OBJ_COMMIT)
obj = &((struct commit *)obj)->tree->object;
+
if (obj->type == OBJ_TREE) {
- if (ARRAY_SIZE(ent) <= ents)
- die(_("more than %d trees given: '%s'"),
- (int) ARRAY_SIZE(ent), name);
obj->flags |= flags;
- ent[ents].item = obj;
- ent[ents].name = name;
- ents++;
- continue;
- }
- if (obj->type == OBJ_BLOB) {
+ add_object_array(obj, name, &ent);
+ } else if (obj->type == OBJ_BLOB) {
if (2 <= blobs)
die(_("more than two blobs given: '%s'"), name);
hashcpy(blob[blobs].sha1, obj->sha1);
blob[blobs].name = name;
- blob[blobs].mode = list->mode;
+ blob[blobs].mode = entry->mode;
blobs++;
- continue;
+ } else {
+ die(_("unhandled object '%s' given."), name);
}
- die(_("unhandled object '%s' given."), name);
}
- if (rev.prune_data.nr) {
- if (!path)
- path = rev.prune_data.items[0].match;
+ if (rev.prune_data.nr)
paths += rev.prune_data.nr;
- }
/*
* Now, do the arguments look reasonable?
*/
- if (!ents) {
+ if (!ent.nr) {
switch (blobs) {
case 0:
result = builtin_diff_files(&rev, argc, argv);
@@ -382,7 +431,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
case 1:
if (paths != 1)
usage(builtin_diff_usage);
- result = builtin_diff_b_f(&rev, argc, argv, blob, path);
+ result = builtin_diff_b_f(&rev, argc, argv, blob);
break;
case 2:
if (paths)
@@ -395,23 +444,26 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
}
else if (blobs)
usage(builtin_diff_usage);
- else if (ents == 1)
+ else if (ent.nr == 1)
result = builtin_diff_index(&rev, argc, argv);
- else if (ents == 2)
- result = builtin_diff_tree(&rev, argc, argv, ent);
- else if (ent[0].item->flags & UNINTERESTING) {
+ else if (ent.nr == 2)
+ result = builtin_diff_tree(&rev, argc, argv,
+ &ent.objects[0], &ent.objects[1]);
+ else if (ent.objects[0].item->flags & UNINTERESTING) {
/*
* diff A...B where there is at least one merge base
- * between A and B. We have ent[0] == merge-base,
- * ent[ents-2] == A, and ent[ents-1] == B. Show diff
- * between the base and B. Note that we pick one
- * merge base at random if there are more than one.
+ * between A and B. We have ent.objects[0] ==
+ * merge-base, ent.objects[ents-2] == A, and
+ * ent.objects[ents-1] == B. Show diff between the
+ * base and B. Note that we pick one merge base at
+ * random if there are more than one.
*/
- ent[1] = ent[ents-1];
- result = builtin_diff_tree(&rev, argc, argv, ent);
+ result = builtin_diff_tree(&rev, argc, argv,
+ &ent.objects[0],
+ &ent.objects[ent.nr-1]);
} else
result = builtin_diff_combined(&rev, argc, argv,
- ent, ents);
+ ent.objects, ent.nr);
result = diff_result_code(&rev.diffopt, result);
if (1 < rev.diffopt.skip_stat_unmatch)
refresh_index_quietly();
diff --git a/builtin/fast-export.c b/builtin/fast-export.c
index 08fed98..b8182c2 100644
--- a/builtin/fast-export.c
+++ b/builtin/fast-export.c
@@ -17,19 +17,25 @@
#include "utf8.h"
#include "parse-options.h"
#include "quote.h"
+#include "remote.h"
+#include "blob.h"
static const char *fast_export_usage[] = {
- "git fast-export [rev-list-opts]",
+ N_("git fast-export [rev-list-opts]"),
NULL
};
static int progress;
-static enum { ABORT, VERBATIM, WARN, STRIP } signed_tag_mode = ABORT;
+static enum { ABORT, VERBATIM, WARN, WARN_STRIP, STRIP } signed_tag_mode = ABORT;
static enum { ERROR, DROP, REWRITE } tag_of_filtered_mode = ERROR;
static int fake_missing_tagger;
static int use_done_feature;
static int no_data;
static int full_tree;
+static struct string_list extra_refs = STRING_LIST_INIT_NODUP;
+static struct refspec *refspecs;
+static int refspecs_nr;
+static int anonymize;
static int parse_opt_signed_tag_mode(const struct option *opt,
const char *arg, int unset)
@@ -40,10 +46,12 @@ static int parse_opt_signed_tag_mode(const struct option *opt,
signed_tag_mode = VERBATIM;
else if (!strcmp(arg, "warn"))
signed_tag_mode = WARN;
+ else if (!strcmp(arg, "warn-strip"))
+ signed_tag_mode = WARN_STRIP;
else if (!strcmp(arg, "strip"))
signed_tag_mode = STRIP;
else
- return error("Unknown signed-tag mode: %s", arg);
+ return error("Unknown signed-tags mode: %s", arg);
return 0;
}
@@ -75,6 +83,76 @@ static int has_unshown_parent(struct commit *commit)
return 0;
}
+struct anonymized_entry {
+ struct hashmap_entry hash;
+ const char *orig;
+ size_t orig_len;
+ const char *anon;
+ size_t anon_len;
+};
+
+static int anonymized_entry_cmp(const void *va, const void *vb,
+ const void *data)
+{
+ const struct anonymized_entry *a = va, *b = vb;
+ return a->orig_len != b->orig_len ||
+ memcmp(a->orig, b->orig, a->orig_len);
+}
+
+/*
+ * Basically keep a cache of X->Y so that we can repeatedly replace
+ * the same anonymized string with another. The actual generation
+ * is farmed out to the generate function.
+ */
+static const void *anonymize_mem(struct hashmap *map,
+ void *(*generate)(const void *, size_t *),
+ const void *orig, size_t *len)
+{
+ struct anonymized_entry key, *ret;
+
+ if (!map->cmpfn)
+ hashmap_init(map, anonymized_entry_cmp, 0);
+
+ hashmap_entry_init(&key, memhash(orig, *len));
+ key.orig = orig;
+ key.orig_len = *len;
+ ret = hashmap_get(map, &key, NULL);
+
+ if (!ret) {
+ ret = xmalloc(sizeof(*ret));
+ hashmap_entry_init(&ret->hash, key.hash.hash);
+ ret->orig = xstrdup(orig);
+ ret->orig_len = *len;
+ ret->anon = generate(orig, len);
+ ret->anon_len = *len;
+ hashmap_put(map, ret);
+ }
+
+ *len = ret->anon_len;
+ return ret->anon;
+}
+
+/*
+ * We anonymize each component of a path individually,
+ * so that paths a/b and a/c will share a common root.
+ * The paths are cached via anonymize_mem so that repeated
+ * lookups for "a" will yield the same value.
+ */
+static void anonymize_path(struct strbuf *out, const char *path,
+ struct hashmap *map,
+ void *(*generate)(const void *, size_t *))
+{
+ while (*path) {
+ const char *end_of_component = strchrnul(path, '/');
+ size_t len = end_of_component - path;
+ const char *c = anonymize_mem(map, generate, path, &len);
+ strbuf_add(out, c, len);
+ path = end_of_component;
+ if (*path)
+ strbuf_addch(out, *path++);
+ }
+}
+
/* Since intptr_t is C99, we do not use it here */
static inline uint32_t *mark_to_ptr(uint32_t mark)
{
@@ -113,12 +191,33 @@ static void show_progress(void)
printf("progress %d objects\n", counter);
}
-static void handle_object(const unsigned char *sha1)
+/*
+ * Ideally we would want some transformation of the blob data here
+ * that is unreversible, but would still be the same size and have
+ * the same data relationship to other blobs (so that we get the same
+ * delta and packing behavior as the original). But the first and last
+ * requirements there are probably mutually exclusive, so let's take
+ * the easy way out for now, and just generate arbitrary content.
+ *
+ * There's no need to cache this result with anonymize_mem, since
+ * we already handle blob content caching with marks.
+ */
+static char *anonymize_blob(unsigned long *size)
+{
+ static int counter;
+ struct strbuf out = STRBUF_INIT;
+ strbuf_addf(&out, "anonymous blob %d", counter++);
+ *size = out.len;
+ return strbuf_detach(&out, NULL);
+}
+
+static void export_blob(const unsigned char *sha1)
{
unsigned long size;
enum object_type type;
char *buf;
struct object *object;
+ int eaten;
if (no_data)
return;
@@ -126,16 +225,25 @@ static void handle_object(const unsigned char *sha1)
if (is_null_sha1(sha1))
return;
- object = parse_object(sha1);
- if (!object)
- die ("Could not read blob %s", sha1_to_hex(sha1));
-
- if (object->flags & SHOWN)
+ object = lookup_object(sha1);
+ if (object && object->flags & SHOWN)
return;
- buf = read_sha1_file(sha1, &type, &size);
- if (!buf)
- die ("Could not read blob %s", sha1_to_hex(sha1));
+ if (anonymize) {
+ buf = anonymize_blob(&size);
+ object = (struct object *)lookup_blob(sha1);
+ eaten = 0;
+ } else {
+ buf = read_sha1_file(sha1, &type, &size);
+ if (!buf)
+ die ("Could not read blob %s", sha1_to_hex(sha1));
+ if (check_sha1_signature(sha1, buf, size, typename(type)) < 0)
+ die("sha1 mismatch in blob %s", sha1_to_hex(sha1));
+ object = parse_object_buffer(sha1, type, size, buf, &eaten);
+ }
+
+ if (!object)
+ die("Could not read blob %s", sha1_to_hex(sha1));
mark_next_object(object);
@@ -147,7 +255,8 @@ static void handle_object(const unsigned char *sha1)
show_progress();
object->flags |= SHOWN;
- free(buf);
+ if (!eaten)
+ free(buf);
}
static int depth_first(const void *a_, const void *b_)
@@ -180,15 +289,54 @@ static int depth_first(const void *a_, const void *b_)
return (a->status == 'R') - (b->status == 'R');
}
-static void print_path(const char *path)
+static void print_path_1(const char *path)
{
int need_quote = quote_c_style(path, NULL, NULL, 0);
if (need_quote)
quote_c_style(path, NULL, stdout, 0);
+ else if (strchr(path, ' '))
+ printf("\"%s\"", path);
else
printf("%s", path);
}
+static void *anonymize_path_component(const void *path, size_t *len)
+{
+ static int counter;
+ struct strbuf out = STRBUF_INIT;
+ strbuf_addf(&out, "path%d", counter++);
+ return strbuf_detach(&out, len);
+}
+
+static void print_path(const char *path)
+{
+ if (!anonymize)
+ print_path_1(path);
+ else {
+ static struct hashmap paths;
+ static struct strbuf anon = STRBUF_INIT;
+
+ anonymize_path(&anon, path, &paths, anonymize_path_component);
+ print_path_1(anon.buf);
+ strbuf_reset(&anon);
+ }
+}
+
+static void *generate_fake_sha1(const void *old, size_t *len)
+{
+ static uint32_t counter = 1; /* avoid null sha1 */
+ unsigned char *out = xcalloc(20, 1);
+ put_be32(out + 16, counter++);
+ return out;
+}
+
+static const unsigned char *anonymize_sha1(const unsigned char *sha1)
+{
+ static struct hashmap sha1s;
+ size_t len = 20;
+ return anonymize_mem(&sha1s, generate_fake_sha1, sha1, &len);
+}
+
static void show_filemodify(struct diff_queue_struct *q,
struct diff_options *options, void *data)
{
@@ -233,7 +381,9 @@ static void show_filemodify(struct diff_queue_struct *q,
*/
if (no_data || S_ISGITLINK(spec->mode))
printf("M %06o %s ", spec->mode,
- sha1_to_hex(spec->sha1));
+ sha1_to_hex(anonymize ?
+ anonymize_sha1(spec->sha1) :
+ spec->sha1));
else {
struct object *object = lookup_object(spec->sha1);
printf("M %06o :%d ", spec->mode,
@@ -267,19 +417,130 @@ static const char *find_encoding(const char *begin, const char *end)
return bol;
}
+static void *anonymize_ref_component(const void *old, size_t *len)
+{
+ static int counter;
+ struct strbuf out = STRBUF_INIT;
+ strbuf_addf(&out, "ref%d", counter++);
+ return strbuf_detach(&out, len);
+}
+
+static const char *anonymize_refname(const char *refname)
+{
+ /*
+ * If any of these prefixes is found, we will leave it intact
+ * so that tags remain tags and so forth.
+ */
+ static const char *prefixes[] = {
+ "refs/heads/",
+ "refs/tags/",
+ "refs/remotes/",
+ "refs/"
+ };
+ static struct hashmap refs;
+ static struct strbuf anon = STRBUF_INIT;
+ int i;
+
+ /*
+ * We also leave "master" as a special case, since it does not reveal
+ * anything interesting.
+ */
+ if (!strcmp(refname, "refs/heads/master"))
+ return refname;
+
+ strbuf_reset(&anon);
+ for (i = 0; i < ARRAY_SIZE(prefixes); i++) {
+ if (skip_prefix(refname, prefixes[i], &refname)) {
+ strbuf_addstr(&anon, prefixes[i]);
+ break;
+ }
+ }
+
+ anonymize_path(&anon, refname, &refs, anonymize_ref_component);
+ return anon.buf;
+}
+
+/*
+ * We do not even bother to cache commit messages, as they are unlikely
+ * to be repeated verbatim, and it is not that interesting when they are.
+ */
+static char *anonymize_commit_message(const char *old)
+{
+ static int counter;
+ return xstrfmt("subject %d\n\nbody\n", counter++);
+}
+
+static struct hashmap idents;
+static void *anonymize_ident(const void *old, size_t *len)
+{
+ static int counter;
+ struct strbuf out = STRBUF_INIT;
+ strbuf_addf(&out, "User %d <user%d@example.com>", counter, counter);
+ counter++;
+ return strbuf_detach(&out, len);
+}
+
+/*
+ * Our strategy here is to anonymize the names and email addresses,
+ * but keep timestamps intact, as they influence things like traversal
+ * order (and by themselves should not be too revealing).
+ */
+static void anonymize_ident_line(const char **beg, const char **end)
+{
+ static struct strbuf buffers[] = { STRBUF_INIT, STRBUF_INIT };
+ static unsigned which_buffer;
+
+ struct strbuf *out;
+ struct ident_split split;
+ const char *end_of_header;
+
+ out = &buffers[which_buffer++];
+ which_buffer %= ARRAY_SIZE(buffers);
+ strbuf_reset(out);
+
+ /* skip "committer", "author", "tagger", etc */
+ end_of_header = strchr(*beg, ' ');
+ if (!end_of_header)
+ die("BUG: malformed line fed to anonymize_ident_line: %.*s",
+ (int)(*end - *beg), *beg);
+ end_of_header++;
+ strbuf_add(out, *beg, end_of_header - *beg);
+
+ if (!split_ident_line(&split, end_of_header, *end - end_of_header) &&
+ split.date_begin) {
+ const char *ident;
+ size_t len;
+
+ len = split.mail_end - split.name_begin;
+ ident = anonymize_mem(&idents, anonymize_ident,
+ split.name_begin, &len);
+ strbuf_add(out, ident, len);
+ strbuf_addch(out, ' ');
+ strbuf_add(out, split.date_begin, split.tz_end - split.date_begin);
+ } else {
+ strbuf_addstr(out, "Malformed Ident <malformed@example.com> 0 -0000");
+ }
+
+ *beg = out->buf;
+ *end = out->buf + out->len;
+}
+
static void handle_commit(struct commit *commit, struct rev_info *rev)
{
int saved_output_format = rev->diffopt.output_format;
+ const char *commit_buffer;
const char *author, *author_end, *committer, *committer_end;
const char *encoding, *message;
char *reencoded = NULL;
struct commit_list *p;
+ const char *refname;
int i;
rev->diffopt.output_format = DIFF_FORMAT_CALLBACK;
- parse_commit(commit);
- author = strstr(commit->buffer, "\nauthor ");
+ parse_commit_or_die(commit);
+ commit_buffer = get_commit_buffer(commit, NULL);
+ author = strstr(commit_buffer, "\nauthor ");
if (!author)
die ("Could not find author in commit %s",
sha1_to_hex(commit->object.sha1));
@@ -299,7 +560,7 @@ static void handle_commit(struct commit *commit, struct rev_info *rev)
if (commit->parents &&
get_object_mark(&commit->parents->item->object) != 0 &&
!full_tree) {
- parse_commit(commit->parents->item);
+ parse_commit_or_die(commit->parents->item);
diff_tree_sha1(commit->parents->item->tree->object.sha1,
commit->tree->object.sha1, "", &rev->diffopt);
}
@@ -310,15 +571,24 @@ static void handle_commit(struct commit *commit, struct rev_info *rev)
/* Export the referenced blobs, and remember the marks. */
for (i = 0; i < diff_queued_diff.nr; i++)
if (!S_ISGITLINK(diff_queued_diff.queue[i]->two->mode))
- handle_object(diff_queued_diff.queue[i]->two->sha1);
+ export_blob(diff_queued_diff.queue[i]->two->sha1);
+
+ refname = commit->util;
+ if (anonymize) {
+ refname = anonymize_refname(refname);
+ anonymize_ident_line(&committer, &committer_end);
+ anonymize_ident_line(&author, &author_end);
+ }
mark_next_object(&commit->object);
- if (!is_encoding_utf8(encoding))
+ if (anonymize)
+ reencoded = anonymize_commit_message(message);
+ else if (!is_encoding_utf8(encoding))
reencoded = reencode_string(message, "UTF-8", encoding);
if (!commit->parents)
- printf("reset %s\n", (const char*)commit->util);
+ printf("reset %s\n", refname);
printf("commit %s\nmark :%"PRIu32"\n%.*s\n%.*s\ndata %u\n%s",
- (const char *)commit->util, last_idnum,
+ refname, last_idnum,
(int)(author_end - author), author,
(int)(committer_end - committer), committer,
(unsigned)(reencoded
@@ -326,6 +596,7 @@ static void handle_commit(struct commit *commit, struct rev_info *rev)
? strlen(message) : 0),
reencoded ? reencoded : message ? message : "");
free(reencoded);
+ unuse_commit_buffer(commit, commit_buffer);
for (i = 0, p = commit->parents; p; p = p->next) {
int mark = get_object_mark(&p->item->object);
@@ -348,6 +619,14 @@ static void handle_commit(struct commit *commit, struct rev_info *rev)
show_progress();
}
+static void *anonymize_tag(const void *old, size_t *len)
+{
+ static int counter;
+ struct strbuf out = STRBUF_INIT;
+ strbuf_addf(&out, "tag message %d", counter++);
+ return strbuf_detach(&out, len);
+}
+
static void handle_tail(struct object_array *commits, struct rev_info *revs)
{
struct commit *commit;
@@ -371,7 +650,7 @@ static void handle_tag(const char *name, struct tag *tag)
int tagged_mark;
struct commit *p;
- /* Trees have no identifer in fast-export output, thus we have no way
+ /* Trees have no identifier in fast-export output, thus we have no way
* to output tags of trees, tags of tags of trees, etc. Simply omit
* such tags.
*/
@@ -404,6 +683,17 @@ static void handle_tag(const char *name, struct tag *tag)
} else {
tagger++;
tagger_end = strchrnul(tagger, '\n');
+ if (anonymize)
+ anonymize_ident_line(&tagger, &tagger_end);
+ }
+
+ if (anonymize) {
+ name = anonymize_refname(name);
+ if (message) {
+ static struct hashmap tags;
+ message = anonymize_mem(&tags, anonymize_tag,
+ message, &message_size);
+ }
}
/* handle signed tags */
@@ -414,7 +704,7 @@ static void handle_tag(const char *name, struct tag *tag)
switch(signed_tag_mode) {
case ABORT:
die ("Encountered signed tag %s; use "
- "--signed-tag=<mode> to handle it.",
+ "--signed-tags=<mode> to handle it.",
sha1_to_hex(tag->object.sha1));
case WARN:
warning ("Exporting signed tag %s",
@@ -422,6 +712,10 @@ static void handle_tag(const char *name, struct tag *tag)
/* fallthru */
case VERBATIM:
break;
+ case WARN_STRIP:
+ warning ("Stripping signature from tag %s",
+ sha1_to_hex(tag->object.sha1));
+ /* fallthru */
case STRIP:
message_size = signature + 1 - message;
break;
@@ -463,7 +757,7 @@ static void handle_tag(const char *name, struct tag *tag)
}
}
- if (!prefixcmp(name, "refs/tags/"))
+ if (starts_with(name, "refs/tags/"))
name += 10;
printf("tag %s\nfrom :%d\n%.*s%sdata %d\n%.*s\n",
name, tagged_mark,
@@ -472,76 +766,101 @@ static void handle_tag(const char *name, struct tag *tag)
(int)message_size, (int)message_size, message ? message : "");
}
-static void get_tags_and_duplicates(struct object_array *pending,
- struct string_list *extra_refs)
+static struct commit *get_commit(struct rev_cmdline_entry *e, char *full_name)
+{
+ switch (e->item->type) {
+ case OBJ_COMMIT:
+ return (struct commit *)e->item;
+ case OBJ_TAG: {
+ struct tag *tag = (struct tag *)e->item;
+
+ /* handle nested tags */
+ while (tag && tag->object.type == OBJ_TAG) {
+ parse_object(tag->object.sha1);
+ string_list_append(&extra_refs, full_name)->util = tag;
+ tag = (struct tag *)tag->tagged;
+ }
+ if (!tag)
+ die("Tag %s points nowhere?", e->name);
+ return (struct commit *)tag;
+ break;
+ }
+ default:
+ return NULL;
+ }
+}
+
+static void get_tags_and_duplicates(struct rev_cmdline_info *info)
{
- struct tag *tag;
int i;
- for (i = 0; i < pending->nr; i++) {
- struct object_array_entry *e = pending->objects + i;
+ for (i = 0; i < info->nr; i++) {
+ struct rev_cmdline_entry *e = info->rev + i;
unsigned char sha1[20];
- struct commit *commit = commit;
+ struct commit *commit;
char *full_name;
- if (dwim_ref(e->name, strlen(e->name), sha1, &full_name) != 1)
+ if (e->flags & UNINTERESTING)
continue;
- switch (e->item->type) {
- case OBJ_COMMIT:
- commit = (struct commit *)e->item;
- break;
- case OBJ_TAG:
- tag = (struct tag *)e->item;
+ if (dwim_ref(e->name, strlen(e->name), sha1, &full_name) != 1)
+ continue;
- /* handle nested tags */
- while (tag && tag->object.type == OBJ_TAG) {
- parse_object(tag->object.sha1);
- string_list_append(extra_refs, full_name)->util = tag;
- tag = (struct tag *)tag->tagged;
- }
- if (!tag)
- die ("Tag %s points nowhere?", e->name);
- switch(tag->object.type) {
- case OBJ_COMMIT:
- commit = (struct commit *)tag;
- break;
- case OBJ_BLOB:
- handle_object(tag->object.sha1);
- continue;
- default: /* OBJ_TAG (nested tags) is already handled */
- warning("Tag points to object of unexpected type %s, skipping.",
- typename(tag->object.type));
- continue;
+ if (refspecs) {
+ char *private;
+ private = apply_refspecs(refspecs, refspecs_nr, full_name);
+ if (private) {
+ free(full_name);
+ full_name = private;
}
- break;
- default:
+ }
+
+ commit = get_commit(e, full_name);
+ if (!commit) {
warning("%s: Unexpected object of type %s, skipping.",
e->name,
typename(e->item->type));
continue;
}
- if (commit->util)
- /* more than one name for the same object */
- string_list_append(extra_refs, full_name)->util = commit;
- else
+
+ switch(commit->object.type) {
+ case OBJ_COMMIT:
+ break;
+ case OBJ_BLOB:
+ export_blob(commit->object.sha1);
+ continue;
+ default: /* OBJ_TAG (nested tags) is already handled */
+ warning("Tag points to object of unexpected type %s, skipping.",
+ typename(commit->object.type));
+ continue;
+ }
+
+ /*
+ * This ref will not be updated through a commit, lets make
+ * sure it gets properly updated eventually.
+ */
+ if (commit->util || commit->object.flags & SHOWN)
+ string_list_append(&extra_refs, full_name)->util = commit;
+ if (!commit->util)
commit->util = full_name;
}
}
-static void handle_tags_and_duplicates(struct string_list *extra_refs)
+static void handle_tags_and_duplicates(void)
{
struct commit *commit;
int i;
- for (i = extra_refs->nr - 1; i >= 0; i--) {
- const char *name = extra_refs->items[i].string;
- struct object *object = extra_refs->items[i].util;
+ for (i = extra_refs.nr - 1; i >= 0; i--) {
+ const char *name = extra_refs.items[i].string;
+ struct object *object = extra_refs.items[i].util;
switch (object->type) {
case OBJ_TAG:
handle_tag(name, (struct tag *)object);
break;
case OBJ_COMMIT:
+ if (anonymize)
+ name = anonymize_refname(name);
/* create refs pointing to already seen commits */
commit = (struct commit *)object;
printf("reset %s\nfrom :%d\n\n", name,
@@ -594,6 +913,8 @@ static void import_marks(char *input_file)
char *line_end, *mark_end;
unsigned char sha1[20];
struct object *object;
+ struct commit *commit;
+ enum object_type type;
line_end = strchr(line, '\n');
if (line[0] != ':' || !line_end)
@@ -602,54 +923,80 @@ static void import_marks(char *input_file)
mark = strtoumax(line + 1, &mark_end, 10);
if (!mark || mark_end == line + 1
- || *mark_end != ' ' || get_sha1(mark_end + 1, sha1))
+ || *mark_end != ' ' || get_sha1_hex(mark_end + 1, sha1))
die("corrupt mark line: %s", line);
- object = parse_object(sha1);
- if (!object)
- die ("Could not read blob %s", sha1_to_hex(sha1));
+ if (last_idnum < mark)
+ last_idnum = mark;
+
+ type = sha1_object_info(sha1, NULL);
+ if (type < 0)
+ die("object not found: %s", sha1_to_hex(sha1));
+
+ if (type != OBJ_COMMIT)
+ /* only commits */
+ continue;
+
+ commit = lookup_commit(sha1);
+ if (!commit)
+ die("not a commit? can't happen: %s", sha1_to_hex(sha1));
+
+ object = &commit->object;
if (object->flags & SHOWN)
- error("Object %s already has a mark", sha1);
+ error("Object %s already has a mark", sha1_to_hex(sha1));
mark_object(object, mark);
- if (last_idnum < mark)
- last_idnum = mark;
object->flags |= SHOWN;
}
fclose(f);
}
+static void handle_deletes(void)
+{
+ int i;
+ for (i = 0; i < refspecs_nr; i++) {
+ struct refspec *refspec = &refspecs[i];
+ if (*refspec->src)
+ continue;
+
+ printf("reset %s\nfrom %s\n\n",
+ refspec->dst, sha1_to_hex(null_sha1));
+ }
+}
+
int cmd_fast_export(int argc, const char **argv, const char *prefix)
{
struct rev_info revs;
struct object_array commits = OBJECT_ARRAY_INIT;
- struct string_list extra_refs = STRING_LIST_INIT_NODUP;
struct commit *commit;
char *export_filename = NULL, *import_filename = NULL;
+ uint32_t lastimportid;
+ struct string_list refspecs_list = STRING_LIST_INIT_NODUP;
struct option options[] = {
OPT_INTEGER(0, "progress", &progress,
- "show progress after <n> objects"),
- OPT_CALLBACK(0, "signed-tags", &signed_tag_mode, "mode",
- "select handling of signed tags",
+ N_("show progress after <n> objects")),
+ OPT_CALLBACK(0, "signed-tags", &signed_tag_mode, N_("mode"),
+ N_("select handling of signed tags"),
parse_opt_signed_tag_mode),
- OPT_CALLBACK(0, "tag-of-filtered-object", &tag_of_filtered_mode, "mode",
- "select handling of tags that tag filtered objects",
+ OPT_CALLBACK(0, "tag-of-filtered-object", &tag_of_filtered_mode, N_("mode"),
+ N_("select handling of tags that tag filtered objects"),
parse_opt_tag_of_filtered_mode),
- OPT_STRING(0, "export-marks", &export_filename, "file",
- "Dump marks to this file"),
- OPT_STRING(0, "import-marks", &import_filename, "file",
- "Import marks from this file"),
- OPT_BOOLEAN(0, "fake-missing-tagger", &fake_missing_tagger,
- "Fake a tagger when tags lack one"),
- OPT_BOOLEAN(0, "full-tree", &full_tree,
- "Output full tree for each commit"),
- OPT_BOOLEAN(0, "use-done-feature", &use_done_feature,
- "Use the done feature to terminate the stream"),
- { OPTION_NEGBIT, 0, "data", &no_data, NULL,
- "Skip output of blob data",
- PARSE_OPT_NOARG | PARSE_OPT_NEGHELP, NULL, 1 },
+ OPT_STRING(0, "export-marks", &export_filename, N_("file"),
+ N_("Dump marks to this file")),
+ OPT_STRING(0, "import-marks", &import_filename, N_("file"),
+ N_("Import marks from this file")),
+ OPT_BOOL(0, "fake-missing-tagger", &fake_missing_tagger,
+ N_("Fake a tagger when tags lack one")),
+ OPT_BOOL(0, "full-tree", &full_tree,
+ N_("Output full tree for each commit")),
+ OPT_BOOL(0, "use-done-feature", &use_done_feature,
+ N_("Use the done feature to terminate the stream")),
+ OPT_BOOL(0, "no-data", &no_data, N_("Skip output of blob data")),
+ OPT_STRING_LIST(0, "refspec", &refspecs_list, N_("refspec"),
+ N_("Apply refspec to exported refs")),
+ OPT_BOOL(0, "anonymize", &anonymize, N_("anonymize output")),
OPT_END()
};
@@ -663,21 +1010,38 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
revs.topo_order = 1;
revs.show_source = 1;
revs.rewrite_parents = 1;
+ argc = parse_options(argc, argv, prefix, options, fast_export_usage,
+ PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN);
argc = setup_revisions(argc, argv, &revs, NULL);
- argc = parse_options(argc, argv, prefix, options, fast_export_usage, 0);
if (argc > 1)
usage_with_options (fast_export_usage, options);
+ if (refspecs_list.nr) {
+ const char **refspecs_str;
+ int i;
+
+ refspecs_str = xmalloc(sizeof(*refspecs_str) * refspecs_list.nr);
+ for (i = 0; i < refspecs_list.nr; i++)
+ refspecs_str[i] = refspecs_list.items[i].string;
+
+ refspecs_nr = refspecs_list.nr;
+ refspecs = parse_fetch_refspec(refspecs_nr, refspecs_str);
+
+ string_list_clear(&refspecs_list, 1);
+ free(refspecs_str);
+ }
+
if (use_done_feature)
printf("feature done\n");
if (import_filename)
import_marks(import_filename);
+ lastimportid = last_idnum;
if (import_filename && revs.prune_data.nr)
full_tree = 1;
- get_tags_and_duplicates(&revs.pending, &extra_refs);
+ get_tags_and_duplicates(&revs.cmdline);
if (prepare_revision_walk(&revs))
die("revision walk setup failed");
@@ -693,13 +1057,16 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix)
}
}
- handle_tags_and_duplicates(&extra_refs);
+ handle_tags_and_duplicates();
+ handle_deletes();
- if (export_filename)
+ if (export_filename && lastimportid != last_idnum)
export_marks(export_filename);
if (use_done_feature)
printf("done\n");
+ free_refspec(refspecs_nr, refspecs);
+
return 0;
}
diff --git a/builtin/fetch-pack.c b/builtin/fetch-pack.c
index a4d3e90..4a6b340 100644
--- a/builtin/fetch-pack.c
+++ b/builtin/fetch-pack.c
@@ -1,1012 +1,213 @@
#include "builtin.h"
-#include "refs.h"
#include "pkt-line.h"
-#include "commit.h"
-#include "tag.h"
-#include "exec_cmd.h"
-#include "pack.h"
-#include "sideband.h"
#include "fetch-pack.h"
#include "remote.h"
-#include "run-command.h"
-#include "transport.h"
-
-static int transfer_unpack_limit = -1;
-static int fetch_unpack_limit = -1;
-static int unpack_limit = 100;
-static int prefer_ofs_delta = 1;
-static int no_done;
-static int fetch_fsck_objects = -1;
-static int transfer_fsck_objects = -1;
-static struct fetch_pack_args args = {
- /* .uploadpack = */ "git-upload-pack",
-};
+#include "connect.h"
+#include "sha1-array.h"
static const char fetch_pack_usage[] =
-"git fetch-pack [--all] [--quiet|-q] [--keep|-k] [--thin] [--include-tag] [--upload-pack=<git-upload-pack>] [--depth=<n>] [--no-progress] [-v] [<host>:]<directory> [<refs>...]";
-
-#define COMPLETE (1U << 0)
-#define COMMON (1U << 1)
-#define COMMON_REF (1U << 2)
-#define SEEN (1U << 3)
-#define POPPED (1U << 4)
-
-static int marked;
-
-/*
- * After sending this many "have"s if we do not get any new ACK , we
- * give up traversing our history.
- */
-#define MAX_IN_VAIN 256
-
-static struct commit_list *rev_list;
-static int non_common_revs, multi_ack, use_sideband;
+"git fetch-pack [--all] [--stdin] [--quiet | -q] [--keep | -k] [--thin] "
+"[--include-tag] [--upload-pack=<git-upload-pack>] [--depth=<n>] "
+"[--no-progress] [--diag-url] [-v] [<host>:]<directory> [<refs>...]";
-static void rev_list_push(struct commit *commit, int mark)
+static void add_sought_entry_mem(struct ref ***sought, int *nr, int *alloc,
+ const char *name, int namelen)
{
- if (!(commit->object.flags & mark)) {
- commit->object.flags |= mark;
-
- if (!(commit->object.parsed))
- if (parse_commit(commit))
- return;
-
- commit_list_insert_by_date(commit, &rev_list);
+ struct ref *ref = xcalloc(1, sizeof(*ref) + namelen + 1);
+ unsigned char sha1[20];
- if (!(commit->object.flags & COMMON))
- non_common_revs++;
+ if (namelen > 41 && name[40] == ' ' && !get_sha1_hex(name, sha1)) {
+ hashcpy(ref->old_sha1, sha1);
+ name += 41;
+ namelen -= 41;
}
-}
-static int rev_list_insert_ref(const char *path, const unsigned char *sha1, int flag, void *cb_data)
-{
- struct object *o = deref_tag(parse_object(sha1), path, 0);
-
- if (o && o->type == OBJ_COMMIT)
- rev_list_push((struct commit *)o, SEEN);
-
- return 0;
+ memcpy(ref->name, name, namelen);
+ ref->name[namelen] = '\0';
+ (*nr)++;
+ ALLOC_GROW(*sought, *nr, *alloc);
+ (*sought)[*nr - 1] = ref;
}
-static int clear_marks(const char *path, const unsigned char *sha1, int flag, void *cb_data)
+static void add_sought_entry(struct ref ***sought, int *nr, int *alloc,
+ const char *string)
{
- struct object *o = deref_tag(parse_object(sha1), path, 0);
-
- if (o && o->type == OBJ_COMMIT)
- clear_commit_marks((struct commit *)o,
- COMMON | COMMON_REF | SEEN | POPPED);
- return 0;
+ add_sought_entry_mem(sought, nr, alloc, string, strlen(string));
}
-/*
- This function marks a rev and its ancestors as common.
- In some cases, it is desirable to mark only the ancestors (for example
- when only the server does not yet know that they are common).
-*/
-
-static void mark_common(struct commit *commit,
- int ancestors_only, int dont_parse)
+int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
{
- if (commit != NULL && !(commit->object.flags & COMMON)) {
- struct object *o = (struct object *)commit;
+ int i, ret;
+ struct ref *ref = NULL;
+ const char *dest = NULL;
+ struct ref **sought = NULL;
+ int nr_sought = 0, alloc_sought = 0;
+ int fd[2];
+ char *pack_lockfile = NULL;
+ char **pack_lockfile_ptr = NULL;
+ struct child_process *conn;
+ struct fetch_pack_args args;
+ struct sha1_array shallow = SHA1_ARRAY_INIT;
- if (!ancestors_only)
- o->flags |= COMMON;
+ packet_trace_identity("fetch-pack");
- if (!(o->flags & SEEN))
- rev_list_push(commit, SEEN);
- else {
- struct commit_list *parents;
+ memset(&args, 0, sizeof(args));
+ args.uploadpack = "git-upload-pack";
- if (!ancestors_only && !(o->flags & POPPED))
- non_common_revs--;
- if (!o->parsed && !dont_parse)
- if (parse_commit(commit))
- return;
+ for (i = 1; i < argc && *argv[i] == '-'; i++) {
+ const char *arg = argv[i];
- for (parents = commit->parents;
- parents;
- parents = parents->next)
- mark_common(parents->item, 0, dont_parse);
+ if (starts_with(arg, "--upload-pack=")) {
+ args.uploadpack = arg + 14;
+ continue;
}
- }
-}
-
-/*
- Get the next rev to send, ignoring the common.
-*/
-
-static const unsigned char *get_rev(void)
-{
- struct commit *commit = NULL;
-
- while (commit == NULL) {
- unsigned int mark;
- struct commit_list *parents;
-
- if (rev_list == NULL || non_common_revs == 0)
- return NULL;
-
- commit = rev_list->item;
- if (!commit->object.parsed)
- parse_commit(commit);
- parents = commit->parents;
-
- commit->object.flags |= POPPED;
- if (!(commit->object.flags & COMMON))
- non_common_revs--;
-
- if (commit->object.flags & COMMON) {
- /* do not send "have", and ignore ancestors */
- commit = NULL;
- mark = COMMON | SEEN;
- } else if (commit->object.flags & COMMON_REF)
- /* send "have", and ignore ancestors */
- mark = COMMON | SEEN;
- else
- /* send "have", also for its ancestors */
- mark = SEEN;
-
- while (parents) {
- if (!(parents->item->object.flags & SEEN))
- rev_list_push(parents->item, mark);
- if (mark & COMMON)
- mark_common(parents->item, 1, 0);
- parents = parents->next;
+ if (starts_with(arg, "--exec=")) {
+ args.uploadpack = arg + 7;
+ continue;
}
-
- rev_list = rev_list->next;
- }
-
- return commit->object.sha1;
-}
-
-enum ack_type {
- NAK = 0,
- ACK,
- ACK_continue,
- ACK_common,
- ACK_ready
-};
-
-static void consume_shallow_list(int fd)
-{
- if (args.stateless_rpc && args.depth > 0) {
- /* If we sent a depth we will get back "duplicate"
- * shallow and unshallow commands every time there
- * is a block of have lines exchanged.
- */
- char line[1000];
- while (packet_read_line(fd, line, sizeof(line))) {
- if (!prefixcmp(line, "shallow "))
- continue;
- if (!prefixcmp(line, "unshallow "))
- continue;
- die("git fetch-pack: expected shallow list");
+ if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) {
+ args.quiet = 1;
+ continue;
}
- }
-}
-
-struct write_shallow_data {
- struct strbuf *out;
- int use_pack_protocol;
- int count;
-};
-
-static int write_one_shallow(const struct commit_graft *graft, void *cb_data)
-{
- struct write_shallow_data *data = cb_data;
- const char *hex = sha1_to_hex(graft->sha1);
- data->count++;
- if (data->use_pack_protocol)
- packet_buf_write(data->out, "shallow %s", hex);
- else {
- strbuf_addstr(data->out, hex);
- strbuf_addch(data->out, '\n');
- }
- return 0;
-}
-
-static int write_shallow_commits(struct strbuf *out, int use_pack_protocol)
-{
- struct write_shallow_data data;
- data.out = out;
- data.use_pack_protocol = use_pack_protocol;
- data.count = 0;
- for_each_commit_graft(write_one_shallow, &data);
- return data.count;
-}
-
-static enum ack_type get_ack(int fd, unsigned char *result_sha1)
-{
- static char line[1000];
- int len = packet_read_line(fd, line, sizeof(line));
-
- if (!len)
- die("git fetch-pack: expected ACK/NAK, got EOF");
- if (line[len-1] == '\n')
- line[--len] = 0;
- if (!strcmp(line, "NAK"))
- return NAK;
- if (!prefixcmp(line, "ACK ")) {
- if (!get_sha1_hex(line+4, result_sha1)) {
- if (strstr(line+45, "continue"))
- return ACK_continue;
- if (strstr(line+45, "common"))
- return ACK_common;
- if (strstr(line+45, "ready"))
- return ACK_ready;
- return ACK;
+ if (!strcmp("--keep", arg) || !strcmp("-k", arg)) {
+ args.lock_pack = args.keep_pack;
+ args.keep_pack = 1;
+ continue;
}
- }
- die("git fetch_pack: expected ACK/NAK, got '%s'", line);
-}
-
-static void send_request(int fd, struct strbuf *buf)
-{
- if (args.stateless_rpc) {
- send_sideband(fd, -1, buf->buf, buf->len, LARGE_PACKET_MAX);
- packet_flush(fd);
- } else
- safe_write(fd, buf->buf, buf->len);
-}
-
-static void insert_one_alternate_ref(const struct ref *ref, void *unused)
-{
- rev_list_insert_ref(NULL, ref->old_sha1, 0, NULL);
-}
-
-static void insert_alternate_refs(void)
-{
- for_each_alternate_ref(insert_one_alternate_ref, NULL);
-}
-
-#define INITIAL_FLUSH 16
-#define PIPESAFE_FLUSH 32
-#define LARGE_FLUSH 1024
-
-static int next_flush(int count)
-{
- int flush_limit = args.stateless_rpc ? LARGE_FLUSH : PIPESAFE_FLUSH;
-
- if (count < flush_limit)
- count <<= 1;
- else
- count += flush_limit;
- return count;
-}
-
-static int find_common(int fd[2], unsigned char *result_sha1,
- struct ref *refs)
-{
- int fetching;
- int count = 0, flushes = 0, flush_at = INITIAL_FLUSH, retval;
- const unsigned char *sha1;
- unsigned in_vain = 0;
- int got_continue = 0;
- int got_ready = 0;
- struct strbuf req_buf = STRBUF_INIT;
- size_t state_len = 0;
-
- if (args.stateless_rpc && multi_ack == 1)
- die("--stateless-rpc requires multi_ack_detailed");
- if (marked)
- for_each_ref(clear_marks, NULL);
- marked = 1;
-
- for_each_ref(rev_list_insert_ref, NULL);
- insert_alternate_refs();
-
- fetching = 0;
- for ( ; refs ; refs = refs->next) {
- unsigned char *remote = refs->old_sha1;
- const char *remote_hex;
- struct object *o;
-
- /*
- * If that object is complete (i.e. it is an ancestor of a
- * local ref), we tell them we have it but do not have to
- * tell them about its ancestors, which they already know
- * about.
- *
- * We use lookup_object here because we are only
- * interested in the case we *know* the object is
- * reachable and we have already scanned it.
- */
- if (((o = lookup_object(remote)) != NULL) &&
- (o->flags & COMPLETE)) {
+ if (!strcmp("--thin", arg)) {
+ args.use_thin_pack = 1;
continue;
}
-
- remote_hex = sha1_to_hex(remote);
- if (!fetching) {
- struct strbuf c = STRBUF_INIT;
- if (multi_ack == 2) strbuf_addstr(&c, " multi_ack_detailed");
- if (multi_ack == 1) strbuf_addstr(&c, " multi_ack");
- if (no_done) strbuf_addstr(&c, " no-done");
- if (use_sideband == 2) strbuf_addstr(&c, " side-band-64k");
- if (use_sideband == 1) strbuf_addstr(&c, " side-band");
- if (args.use_thin_pack) strbuf_addstr(&c, " thin-pack");
- if (args.no_progress) strbuf_addstr(&c, " no-progress");
- if (args.include_tag) strbuf_addstr(&c, " include-tag");
- if (prefer_ofs_delta) strbuf_addstr(&c, " ofs-delta");
- packet_buf_write(&req_buf, "want %s%s\n", remote_hex, c.buf);
- strbuf_release(&c);
- } else
- packet_buf_write(&req_buf, "want %s\n", remote_hex);
- fetching++;
- }
-
- if (!fetching) {
- strbuf_release(&req_buf);
- packet_flush(fd[1]);
- return 1;
- }
-
- if (is_repository_shallow())
- write_shallow_commits(&req_buf, 1);
- if (args.depth > 0)
- packet_buf_write(&req_buf, "deepen %d", args.depth);
- packet_buf_flush(&req_buf);
- state_len = req_buf.len;
-
- if (args.depth > 0) {
- char line[1024];
- unsigned char sha1[20];
-
- send_request(fd[1], &req_buf);
- while (packet_read_line(fd[0], line, sizeof(line))) {
- if (!prefixcmp(line, "shallow ")) {
- if (get_sha1_hex(line + 8, sha1))
- die("invalid shallow line: %s", line);
- register_shallow(sha1);
- continue;
- }
- if (!prefixcmp(line, "unshallow ")) {
- if (get_sha1_hex(line + 10, sha1))
- die("invalid unshallow line: %s", line);
- if (!lookup_object(sha1))
- die("object not found: %s", line);
- /* make sure that it is parsed as shallow */
- if (!parse_object(sha1))
- die("error in object: %s", line);
- if (unregister_shallow(sha1))
- die("no shallow found: %s", line);
- continue;
- }
- die("expected shallow/unshallow, got %s", line);
+ if (!strcmp("--include-tag", arg)) {
+ args.include_tag = 1;
+ continue;
}
- } else if (!args.stateless_rpc)
- send_request(fd[1], &req_buf);
-
- if (!args.stateless_rpc) {
- /* If we aren't using the stateless-rpc interface
- * we don't need to retain the headers.
- */
- strbuf_setlen(&req_buf, 0);
- state_len = 0;
- }
-
- flushes = 0;
- retval = -1;
- while ((sha1 = get_rev())) {
- packet_buf_write(&req_buf, "have %s\n", sha1_to_hex(sha1));
- if (args.verbose)
- fprintf(stderr, "have %s\n", sha1_to_hex(sha1));
- in_vain++;
- if (flush_at <= ++count) {
- int ack;
-
- packet_buf_flush(&req_buf);
- send_request(fd[1], &req_buf);
- strbuf_setlen(&req_buf, state_len);
- flushes++;
- flush_at = next_flush(count);
-
- /*
- * We keep one window "ahead" of the other side, and
- * will wait for an ACK only on the next one
- */
- if (!args.stateless_rpc && count == INITIAL_FLUSH)
- continue;
-
- consume_shallow_list(fd[0]);
- do {
- ack = get_ack(fd[0], result_sha1);
- if (args.verbose && ack)
- fprintf(stderr, "got ack %d %s\n", ack,
- sha1_to_hex(result_sha1));
- switch (ack) {
- case ACK:
- flushes = 0;
- multi_ack = 0;
- retval = 0;
- goto done;
- case ACK_common:
- case ACK_ready:
- case ACK_continue: {
- struct commit *commit =
- lookup_commit(result_sha1);
- if (!commit)
- die("invalid commit %s", sha1_to_hex(result_sha1));
- if (args.stateless_rpc
- && ack == ACK_common
- && !(commit->object.flags & COMMON)) {
- /* We need to replay the have for this object
- * on the next RPC request so the peer knows
- * it is in common with us.
- */
- const char *hex = sha1_to_hex(result_sha1);
- packet_buf_write(&req_buf, "have %s\n", hex);
- state_len = req_buf.len;
- }
- mark_common(commit, 0, 1);
- retval = 0;
- in_vain = 0;
- got_continue = 1;
- if (ack == ACK_ready) {
- rev_list = NULL;
- got_ready = 1;
- }
- break;
- }
- }
- } while (ack);
- flushes--;
- if (got_continue && MAX_IN_VAIN < in_vain) {
- if (args.verbose)
- fprintf(stderr, "giving up\n");
- break; /* give up */
- }
+ if (!strcmp("--all", arg)) {
+ args.fetch_all = 1;
+ continue;
}
- }
-done:
- if (!got_ready || !no_done) {
- packet_buf_write(&req_buf, "done\n");
- send_request(fd[1], &req_buf);
- }
- if (args.verbose)
- fprintf(stderr, "done\n");
- if (retval != 0) {
- multi_ack = 0;
- flushes++;
- }
- strbuf_release(&req_buf);
-
- consume_shallow_list(fd[0]);
- while (flushes || multi_ack) {
- int ack = get_ack(fd[0], result_sha1);
- if (ack) {
- if (args.verbose)
- fprintf(stderr, "got ack (%d) %s\n", ack,
- sha1_to_hex(result_sha1));
- if (ack == ACK)
- return 0;
- multi_ack = 1;
+ if (!strcmp("--stdin", arg)) {
+ args.stdin_refs = 1;
continue;
}
- flushes--;
- }
- /* it is no error to fetch into a completely empty repo */
- return count ? retval : 0;
-}
-
-static struct commit_list *complete;
-
-static int mark_complete(const char *path, const unsigned char *sha1, int flag, void *cb_data)
-{
- struct object *o = parse_object(sha1);
-
- while (o && o->type == OBJ_TAG) {
- struct tag *t = (struct tag *) o;
- if (!t->tagged)
- break; /* broken repository */
- o->flags |= COMPLETE;
- o = parse_object(t->tagged->sha1);
- }
- if (o && o->type == OBJ_COMMIT) {
- struct commit *commit = (struct commit *)o;
- if (!(commit->object.flags & COMPLETE)) {
- commit->object.flags |= COMPLETE;
- commit_list_insert_by_date(commit, &complete);
+ if (!strcmp("--diag-url", arg)) {
+ args.diag_url = 1;
+ continue;
}
- }
- return 0;
-}
-
-static void mark_recent_complete_commits(unsigned long cutoff)
-{
- while (complete && cutoff <= complete->item->date) {
- if (args.verbose)
- fprintf(stderr, "Marking %s as complete\n",
- sha1_to_hex(complete->item->object.sha1));
- pop_most_recent_commit(&complete, COMPLETE);
- }
-}
-
-static void filter_refs(struct ref **refs, int nr_match, char **match)
-{
- struct ref **return_refs;
- struct ref *newlist = NULL;
- struct ref **newtail = &newlist;
- struct ref *ref, *next;
- struct ref *fastarray[32];
-
- if (nr_match && !args.fetch_all) {
- if (ARRAY_SIZE(fastarray) < nr_match)
- return_refs = xcalloc(nr_match, sizeof(struct ref *));
- else {
- return_refs = fastarray;
- memset(return_refs, 0, sizeof(struct ref *) * nr_match);
+ if (!strcmp("-v", arg)) {
+ args.verbose = 1;
+ continue;
}
- }
- else
- return_refs = NULL;
-
- for (ref = *refs; ref; ref = next) {
- next = ref->next;
- if (!memcmp(ref->name, "refs/", 5) &&
- check_refname_format(ref->name + 5, 0))
- ; /* trash */
- else if (args.fetch_all &&
- (!args.depth || prefixcmp(ref->name, "refs/tags/") )) {
- *newtail = ref;
- ref->next = NULL;
- newtail = &ref->next;
+ if (starts_with(arg, "--depth=")) {
+ args.depth = strtol(arg + 8, NULL, 0);
continue;
}
- else {
- int i;
- for (i = 0; i < nr_match; i++) {
- if (!strcmp(ref->name, match[i])) {
- match[i][0] = '\0';
- return_refs[i] = ref;
- break;
- }
- }
- if (i < nr_match)
- continue; /* we will link it later */
+ if (!strcmp("--no-progress", arg)) {
+ args.no_progress = 1;
+ continue;
}
- free(ref);
- }
-
- if (!args.fetch_all) {
- int i;
- for (i = 0; i < nr_match; i++) {
- ref = return_refs[i];
- if (ref) {
- *newtail = ref;
- ref->next = NULL;
- newtail = &ref->next;
- }
+ if (!strcmp("--stateless-rpc", arg)) {
+ args.stateless_rpc = 1;
+ continue;
}
- if (return_refs != fastarray)
- free(return_refs);
- }
- *refs = newlist;
-}
-
-static int everything_local(struct ref **refs, int nr_match, char **match)
-{
- struct ref *ref;
- int retval;
- unsigned long cutoff = 0;
-
- save_commit_buffer = 0;
-
- for (ref = *refs; ref; ref = ref->next) {
- struct object *o;
-
- o = parse_object(ref->old_sha1);
- if (!o)
+ if (!strcmp("--lock-pack", arg)) {
+ args.lock_pack = 1;
+ pack_lockfile_ptr = &pack_lockfile;
continue;
-
- /* We already have it -- which may mean that we were
- * in sync with the other side at some time after
- * that (it is OK if we guess wrong here).
- */
- if (o->type == OBJ_COMMIT) {
- struct commit *commit = (struct commit *)o;
- if (!cutoff || cutoff < commit->date)
- cutoff = commit->date;
}
- }
-
- if (!args.depth) {
- for_each_ref(mark_complete, NULL);
- if (cutoff)
- mark_recent_complete_commits(cutoff);
- }
-
- /*
- * Mark all complete remote refs as common refs.
- * Don't mark them common yet; the server has to be told so first.
- */
- for (ref = *refs; ref; ref = ref->next) {
- struct object *o = deref_tag(lookup_object(ref->old_sha1),
- NULL, 0);
-
- if (!o || o->type != OBJ_COMMIT || !(o->flags & COMPLETE))
+ if (!strcmp("--check-self-contained-and-connected", arg)) {
+ args.check_self_contained_and_connected = 1;
continue;
-
- if (!(o->flags & SEEN)) {
- rev_list_push((struct commit *)o, COMMON_REF | SEEN);
-
- mark_common((struct commit *)o, 1, 1);
}
- }
-
- filter_refs(refs, nr_match, match);
-
- for (retval = 1, ref = *refs; ref ; ref = ref->next) {
- const unsigned char *remote = ref->old_sha1;
- unsigned char local[20];
- struct object *o;
-
- o = lookup_object(remote);
- if (!o || !(o->flags & COMPLETE)) {
- retval = 0;
- if (!args.verbose)
- continue;
- fprintf(stderr,
- "want %s (%s)\n", sha1_to_hex(remote),
- ref->name);
+ if (!strcmp("--cloning", arg)) {
+ args.cloning = 1;
continue;
}
-
- hashcpy(ref->new_sha1, local);
- if (!args.verbose)
+ if (!strcmp("--update-shallow", arg)) {
+ args.update_shallow = 1;
continue;
- fprintf(stderr,
- "already have %s (%s)\n", sha1_to_hex(remote),
- ref->name);
- }
- return retval;
-}
-
-static int sideband_demux(int in, int out, void *data)
-{
- int *xd = data;
-
- int ret = recv_sideband("fetch-pack", xd[0], out);
- close(out);
- return ret;
-}
-
-static int get_pack(int xd[2], char **pack_lockfile)
-{
- struct async demux;
- const char *argv[20];
- char keep_arg[256];
- char hdr_arg[256];
- const char **av;
- int do_keep = args.keep_pack;
- struct child_process cmd;
-
- memset(&demux, 0, sizeof(demux));
- if (use_sideband) {
- /* xd[] is talking with upload-pack; subprocess reads from
- * xd[0], spits out band#2 to stderr, and feeds us band#1
- * through demux->out.
- */
- demux.proc = sideband_demux;
- demux.data = xd;
- demux.out = -1;
- if (start_async(&demux))
- die("fetch-pack: unable to fork off sideband"
- " demultiplexer");
- }
- else
- demux.out = xd[0];
-
- memset(&cmd, 0, sizeof(cmd));
- cmd.argv = argv;
- av = argv;
- *hdr_arg = 0;
- if (!args.keep_pack && unpack_limit) {
- struct pack_header header;
-
- if (read_pack_header(demux.out, &header))
- die("protocol error: bad pack header");
- snprintf(hdr_arg, sizeof(hdr_arg),
- "--pack_header=%"PRIu32",%"PRIu32,
- ntohl(header.hdr_version), ntohl(header.hdr_entries));
- if (ntohl(header.hdr_entries) < unpack_limit)
- do_keep = 0;
- else
- do_keep = 1;
- }
-
- if (do_keep) {
- if (pack_lockfile)
- cmd.out = -1;
- *av++ = "index-pack";
- *av++ = "--stdin";
- if (!args.quiet && !args.no_progress)
- *av++ = "-v";
- if (args.use_thin_pack)
- *av++ = "--fix-thin";
- if (args.lock_pack || unpack_limit) {
- int s = sprintf(keep_arg,
- "--keep=fetch-pack %"PRIuMAX " on ", (uintmax_t) getpid());
- if (gethostname(keep_arg + s, sizeof(keep_arg) - s))
- strcpy(keep_arg + s, "localhost");
- *av++ = keep_arg;
}
- }
- else {
- *av++ = "unpack-objects";
- if (args.quiet || args.no_progress)
- *av++ = "-q";
- }
- if (*hdr_arg)
- *av++ = hdr_arg;
- if (fetch_fsck_objects >= 0
- ? fetch_fsck_objects
- : transfer_fsck_objects >= 0
- ? transfer_fsck_objects
- : 0)
- *av++ = "--strict";
- *av++ = NULL;
-
- cmd.in = demux.out;
- cmd.git_cmd = 1;
- if (start_command(&cmd))
- die("fetch-pack: unable to fork off %s", argv[0]);
- if (do_keep && pack_lockfile) {
- *pack_lockfile = index_pack_lockfile(cmd.out);
- close(cmd.out);
+ usage(fetch_pack_usage);
}
- if (finish_command(&cmd))
- die("%s failed", argv[0]);
- if (use_sideband && finish_async(&demux))
- die("error in sideband demultiplexer");
- return 0;
-}
-
-static struct ref *do_fetch_pack(int fd[2],
- const struct ref *orig_ref,
- int nr_match,
- char **match,
- char **pack_lockfile)
-{
- struct ref *ref = copy_ref_list(orig_ref);
- unsigned char sha1[20];
+ if (i < argc)
+ dest = argv[i++];
+ else
+ usage(fetch_pack_usage);
- if (is_repository_shallow() && !server_supports("shallow"))
- die("Server does not support shallow clients");
- if (server_supports("multi_ack_detailed")) {
- if (args.verbose)
- fprintf(stderr, "Server supports multi_ack_detailed\n");
- multi_ack = 2;
- if (server_supports("no-done")) {
- if (args.verbose)
- fprintf(stderr, "Server supports no-done\n");
- if (args.stateless_rpc)
- no_done = 1;
- }
- }
- else if (server_supports("multi_ack")) {
- if (args.verbose)
- fprintf(stderr, "Server supports multi_ack\n");
- multi_ack = 1;
- }
- if (server_supports("side-band-64k")) {
- if (args.verbose)
- fprintf(stderr, "Server supports side-band-64k\n");
- use_sideband = 2;
- }
- else if (server_supports("side-band")) {
- if (args.verbose)
- fprintf(stderr, "Server supports side-band\n");
- use_sideband = 1;
- }
- if (server_supports("ofs-delta")) {
- if (args.verbose)
- fprintf(stderr, "Server supports ofs-delta\n");
- } else
- prefer_ofs_delta = 0;
- if (everything_local(&ref, nr_match, match)) {
- packet_flush(fd[1]);
- goto all_done;
- }
- if (find_common(fd, sha1, ref) < 0)
- if (!args.keep_pack)
- /* When cloning, it is not unusual to have
- * no common commit.
+ /*
+ * Copy refs from cmdline to growable list, then append any
+ * refs from the standard input:
+ */
+ for (; i < argc; i++)
+ add_sought_entry(&sought, &nr_sought, &alloc_sought, argv[i]);
+ if (args.stdin_refs) {
+ if (args.stateless_rpc) {
+ /* in stateless RPC mode we use pkt-line to read
+ * from stdin, until we get a flush packet
*/
- warning("no common commits");
-
- if (args.stateless_rpc)
- packet_flush(fd[1]);
- if (get_pack(fd, pack_lockfile))
- die("git fetch-pack: fetch failed.");
-
- all_done:
- return ref;
-}
-
-static int remove_duplicates(int nr_heads, char **heads)
-{
- int src, dst;
-
- for (src = dst = 0; src < nr_heads; src++) {
- /* If heads[src] is different from any of
- * heads[0..dst], push it in.
- */
- int i;
- for (i = 0; i < dst; i++) {
- if (!strcmp(heads[i], heads[src]))
- break;
- }
- if (i < dst)
- continue;
- if (src != dst)
- heads[dst] = heads[src];
- dst++;
- }
- return dst;
-}
-
-static int fetch_pack_config(const char *var, const char *value, void *cb)
-{
- if (strcmp(var, "fetch.unpacklimit") == 0) {
- fetch_unpack_limit = git_config_int(var, value);
- return 0;
- }
-
- if (strcmp(var, "transfer.unpacklimit") == 0) {
- transfer_unpack_limit = git_config_int(var, value);
- return 0;
- }
-
- if (strcmp(var, "repack.usedeltabaseoffset") == 0) {
- prefer_ofs_delta = git_config_bool(var, value);
- return 0;
- }
-
- if (!strcmp(var, "fetch.fsckobjects")) {
- fetch_fsck_objects = git_config_bool(var, value);
- return 0;
- }
-
- if (!strcmp(var, "transfer.fsckobjects")) {
- transfer_fsck_objects = git_config_bool(var, value);
- return 0;
- }
-
- return git_default_config(var, value, cb);
-}
-
-static struct lock_file lock;
-
-static void fetch_pack_setup(void)
-{
- static int did_setup;
- if (did_setup)
- return;
- git_config(fetch_pack_config, NULL);
- if (0 <= transfer_unpack_limit)
- unpack_limit = transfer_unpack_limit;
- else if (0 <= fetch_unpack_limit)
- unpack_limit = fetch_unpack_limit;
- did_setup = 1;
-}
-
-int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
-{
- int i, ret, nr_heads;
- struct ref *ref = NULL;
- char *dest = NULL, **heads;
- int fd[2];
- char *pack_lockfile = NULL;
- char **pack_lockfile_ptr = NULL;
- struct child_process *conn;
-
- packet_trace_identity("fetch-pack");
-
- nr_heads = 0;
- heads = NULL;
- for (i = 1; i < argc; i++) {
- const char *arg = argv[i];
-
- if (*arg == '-') {
- if (!prefixcmp(arg, "--upload-pack=")) {
- args.uploadpack = arg + 14;
- continue;
- }
- if (!prefixcmp(arg, "--exec=")) {
- args.uploadpack = arg + 7;
- continue;
- }
- if (!strcmp("--quiet", arg) || !strcmp("-q", arg)) {
- args.quiet = 1;
- continue;
- }
- if (!strcmp("--keep", arg) || !strcmp("-k", arg)) {
- args.lock_pack = args.keep_pack;
- args.keep_pack = 1;
- continue;
- }
- if (!strcmp("--thin", arg)) {
- args.use_thin_pack = 1;
- continue;
- }
- if (!strcmp("--include-tag", arg)) {
- args.include_tag = 1;
- continue;
- }
- if (!strcmp("--all", arg)) {
- args.fetch_all = 1;
- continue;
- }
- if (!strcmp("-v", arg)) {
- args.verbose = 1;
- continue;
- }
- if (!prefixcmp(arg, "--depth=")) {
- args.depth = strtol(arg + 8, NULL, 0);
- continue;
- }
- if (!strcmp("--no-progress", arg)) {
- args.no_progress = 1;
- continue;
- }
- if (!strcmp("--stateless-rpc", arg)) {
- args.stateless_rpc = 1;
- continue;
- }
- if (!strcmp("--lock-pack", arg)) {
- args.lock_pack = 1;
- pack_lockfile_ptr = &pack_lockfile;
- continue;
+ for (;;) {
+ char *line = packet_read_line(0, NULL);
+ if (!line)
+ break;
+ add_sought_entry(&sought, &nr_sought, &alloc_sought, line);
}
- usage(fetch_pack_usage);
}
- dest = (char *)arg;
- heads = (char **)(argv + i + 1);
- nr_heads = argc - i - 1;
- break;
+ else {
+ /* read from stdin one ref per line, until EOF */
+ struct strbuf line = STRBUF_INIT;
+ while (strbuf_getline(&line, stdin, '\n') != EOF)
+ add_sought_entry(&sought, &nr_sought, &alloc_sought, line.buf);
+ strbuf_release(&line);
+ }
}
- if (!dest)
- usage(fetch_pack_usage);
if (args.stateless_rpc) {
conn = NULL;
fd[0] = 0;
fd[1] = 1;
} else {
- conn = git_connect(fd, (char *)dest, args.uploadpack,
- args.verbose ? CONNECT_VERBOSE : 0);
- }
-
- get_remote_heads(fd[0], &ref, 0, NULL);
-
- ref = fetch_pack(&args, fd, conn, ref, dest,
- nr_heads, heads, pack_lockfile_ptr);
+ int flags = args.verbose ? CONNECT_VERBOSE : 0;
+ if (args.diag_url)
+ flags |= CONNECT_DIAG_URL;
+ conn = git_connect(fd, dest, args.uploadpack,
+ flags);
+ if (!conn)
+ return args.diag_url ? 0 : 1;
+ }
+ get_remote_heads(fd[0], NULL, 0, &ref, 0, NULL, &shallow);
+
+ ref = fetch_pack(&args, fd, conn, ref, dest, sought, nr_sought,
+ &shallow, pack_lockfile_ptr);
if (pack_lockfile) {
printf("lock %s\n", pack_lockfile);
fflush(stdout);
}
+ if (args.check_self_contained_and_connected &&
+ args.self_contained_and_connected) {
+ printf("connectivity-ok\n");
+ fflush(stdout);
+ }
close(fd[0]);
close(fd[1]);
if (finish_connect(conn))
- ref = NULL;
+ return 1;
+
ret = !ref;
- if (!ret && nr_heads) {
- /* If the heads to pull were given, we should have
- * consumed all of them by matching the remote.
- * Otherwise, 'git fetch remote no-such-ref' would
- * silently succeed without issuing an error.
- */
- for (i = 0; i < nr_heads; i++)
- if (heads[i] && heads[i][0]) {
- error("no such remote ref %s", heads[i]);
- ret = 1;
- }
+ /*
+ * If the heads to pull were given, we should have consumed
+ * all of them by matching the remote. Otherwise, 'git fetch
+ * remote no-such-ref' would silently succeed without issuing
+ * an error.
+ */
+ for (i = 0; i < nr_sought; i++) {
+ if (!sought[i] || sought[i]->matched)
+ continue;
+ error("no such remote ref %s", sought[i]->name);
+ ret = 1;
}
+
while (ref) {
printf("%s %s\n",
sha1_to_hex(ref->old_sha1), ref->name);
@@ -1015,64 +216,3 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
return ret;
}
-
-struct ref *fetch_pack(struct fetch_pack_args *my_args,
- int fd[], struct child_process *conn,
- const struct ref *ref,
- const char *dest,
- int nr_heads,
- char **heads,
- char **pack_lockfile)
-{
- struct stat st;
- struct ref *ref_cpy;
-
- fetch_pack_setup();
- if (&args != my_args)
- memcpy(&args, my_args, sizeof(args));
- if (args.depth > 0) {
- if (stat(git_path("shallow"), &st))
- st.st_mtime = 0;
- }
-
- if (heads && nr_heads)
- nr_heads = remove_duplicates(nr_heads, heads);
- if (!ref) {
- packet_flush(fd[1]);
- die("no matching remote head");
- }
- ref_cpy = do_fetch_pack(fd, ref, nr_heads, heads, pack_lockfile);
-
- if (args.depth > 0) {
- struct cache_time mtime;
- struct strbuf sb = STRBUF_INIT;
- char *shallow = git_path("shallow");
- int fd;
-
- mtime.sec = st.st_mtime;
- mtime.nsec = ST_MTIME_NSEC(st);
- if (stat(shallow, &st)) {
- if (mtime.sec)
- die("shallow file was removed during fetch");
- } else if (st.st_mtime != mtime.sec
-#ifdef USE_NSEC
- || ST_MTIME_NSEC(st) != mtime.nsec
-#endif
- )
- die("shallow file was changed during fetch");
-
- fd = hold_lock_file_for_update(&lock, shallow,
- LOCK_DIE_ON_ERROR);
- if (!write_shallow_commits(&sb, 0)
- || write_in_full(fd, sb.buf, sb.len) != sb.len) {
- unlink_or_warn(shallow);
- rollback_lock_file(&lock);
- } else {
- commit_lock_file(&lock);
- }
- strbuf_release(&sb);
- }
-
- reprepare_packed_git();
- return ref_cpy;
-}
diff --git a/builtin/fetch.c b/builtin/fetch.c
index 8ec4eae..635bbdf 100644
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -11,15 +11,15 @@
#include "run-command.h"
#include "parse-options.h"
#include "sigchain.h"
-#include "transport.h"
#include "submodule.h"
#include "connected.h"
+#include "argv-array.h"
static const char * const builtin_fetch_usage[] = {
- "git fetch [<options>] [<repository> [<refspec>...]]",
- "git fetch [<options>] <group>",
- "git fetch --multiple [<options>] [(<repository> | <group>)...]",
- "git fetch --all [<options>]",
+ N_("git fetch [<options>] [<repository> [<refspec>...]]"),
+ N_("git fetch [<options>] <group>"),
+ N_("git fetch --multiple [<options>] [(<repository> | <group>)...]"),
+ N_("git fetch --all [<options>]"),
NULL
};
@@ -29,15 +29,23 @@ enum {
TAGS_SET = 2
};
-static int all, append, dry_run, force, keep, multiple, prune, update_head_ok, verbosity;
+static int fetch_prune_config = -1; /* unspecified */
+static int prune = -1; /* unspecified */
+#define PRUNE_BY_DEFAULT 0 /* do we prune by default? */
+
+static int all, append, dry_run, force, keep, multiple, update_head_ok, verbosity;
static int progress = -1, recurse_submodules = RECURSE_SUBMODULES_DEFAULT;
-static int tags = TAGS_DEFAULT;
+static int tags = TAGS_DEFAULT, unshallow, update_shallow;
static const char *depth;
static const char *upload_pack;
static struct strbuf default_rla = STRBUF_INIT;
-static struct transport *transport;
+static struct transport *gtransport;
+static struct transport *gsecondary;
static const char *submodule_prefix = "";
static const char *recurse_submodules_default;
+static int shown_url = 0;
+static int refmap_alloc, refmap_nr;
+static const char **refmap_array;
static int option_parse_recurse_submodules(const struct option *opt,
const char *arg, int unset)
@@ -53,46 +61,77 @@ static int option_parse_recurse_submodules(const struct option *opt,
return 0;
}
+static int git_fetch_config(const char *k, const char *v, void *cb)
+{
+ if (!strcmp(k, "fetch.prune")) {
+ fetch_prune_config = git_config_bool(k, v);
+ return 0;
+ }
+ return git_default_config(k, v, cb);
+}
+
+static int parse_refmap_arg(const struct option *opt, const char *arg, int unset)
+{
+ ALLOC_GROW(refmap_array, refmap_nr + 1, refmap_alloc);
+
+ /*
+ * "git fetch --refmap='' origin foo"
+ * can be used to tell the command not to store anywhere
+ */
+ if (*arg)
+ refmap_array[refmap_nr++] = arg;
+ return 0;
+}
+
static struct option builtin_fetch_options[] = {
OPT__VERBOSITY(&verbosity),
- OPT_BOOLEAN(0, "all", &all,
- "fetch from all remotes"),
- OPT_BOOLEAN('a', "append", &append,
- "append to .git/FETCH_HEAD instead of overwriting"),
- OPT_STRING(0, "upload-pack", &upload_pack, "path",
- "path to upload pack on remote end"),
- OPT__FORCE(&force, "force overwrite of local branch"),
- OPT_BOOLEAN('m', "multiple", &multiple,
- "fetch from multiple remotes"),
+ OPT_BOOL(0, "all", &all,
+ N_("fetch from all remotes")),
+ OPT_BOOL('a', "append", &append,
+ N_("append to .git/FETCH_HEAD instead of overwriting")),
+ OPT_STRING(0, "upload-pack", &upload_pack, N_("path"),
+ N_("path to upload pack on remote end")),
+ OPT__FORCE(&force, N_("force overwrite of local branch")),
+ OPT_BOOL('m', "multiple", &multiple,
+ N_("fetch from multiple remotes")),
OPT_SET_INT('t', "tags", &tags,
- "fetch all tags and associated objects", TAGS_SET),
+ N_("fetch all tags and associated objects"), TAGS_SET),
OPT_SET_INT('n', NULL, &tags,
- "do not fetch all tags (--no-tags)", TAGS_UNSET),
- OPT_BOOLEAN('p', "prune", &prune,
- "prune remote-tracking branches no longer on remote"),
- { OPTION_CALLBACK, 0, "recurse-submodules", NULL, "on-demand",
- "control recursive fetching of submodules",
+ N_("do not fetch all tags (--no-tags)"), TAGS_UNSET),
+ OPT_BOOL('p', "prune", &prune,
+ N_("prune remote-tracking branches no longer on remote")),
+ { OPTION_CALLBACK, 0, "recurse-submodules", NULL, N_("on-demand"),
+ N_("control recursive fetching of submodules"),
PARSE_OPT_OPTARG, option_parse_recurse_submodules },
- OPT_BOOLEAN(0, "dry-run", &dry_run,
- "dry run"),
- OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"),
- OPT_BOOLEAN('u', "update-head-ok", &update_head_ok,
- "allow updating of HEAD ref"),
- OPT_BOOL(0, "progress", &progress, "force progress reporting"),
- OPT_STRING(0, "depth", &depth, "depth",
- "deepen history of shallow clone"),
- { OPTION_STRING, 0, "submodule-prefix", &submodule_prefix, "dir",
- "prepend this to submodule path output", PARSE_OPT_HIDDEN },
+ OPT_BOOL(0, "dry-run", &dry_run,
+ N_("dry run")),
+ OPT_BOOL('k', "keep", &keep, N_("keep downloaded pack")),
+ OPT_BOOL('u', "update-head-ok", &update_head_ok,
+ N_("allow updating of HEAD ref")),
+ OPT_BOOL(0, "progress", &progress, N_("force progress reporting")),
+ OPT_STRING(0, "depth", &depth, N_("depth"),
+ N_("deepen history of shallow clone")),
+ { OPTION_SET_INT, 0, "unshallow", &unshallow, NULL,
+ N_("convert to a complete repository"),
+ PARSE_OPT_NONEG | PARSE_OPT_NOARG, NULL, 1 },
+ { OPTION_STRING, 0, "submodule-prefix", &submodule_prefix, N_("dir"),
+ N_("prepend this to submodule path output"), PARSE_OPT_HIDDEN },
{ OPTION_STRING, 0, "recurse-submodules-default",
&recurse_submodules_default, NULL,
- "default mode for recursion", PARSE_OPT_HIDDEN },
+ N_("default mode for recursion"), PARSE_OPT_HIDDEN },
+ OPT_BOOL(0, "update-shallow", &update_shallow,
+ N_("accept refs that update .git/shallow")),
+ { OPTION_CALLBACK, 0, "refmap", NULL, N_("refmap"),
+ N_("specify fetch refmap"), PARSE_OPT_NONEG, parse_refmap_arg },
OPT_END()
};
static void unlock_pack(void)
{
- if (transport)
- transport_unlock_pack(transport);
+ if (gtransport)
+ transport_unlock_pack(gtransport);
+ if (gsecondary)
+ transport_unlock_pack(gsecondary);
}
static void unlock_pack_on_signal(int signo)
@@ -115,7 +154,7 @@ static void add_merge_config(struct ref **head,
for (rm = *head; rm; rm = rm->next) {
if (branch_merge_matches(branch, i, rm->name)) {
- rm->merge = 1;
+ rm->fetch_head_status = FETCH_HEAD_MERGE;
break;
}
}
@@ -136,36 +175,174 @@ static void add_merge_config(struct ref **head,
refspec.src = branch->merge[i]->src;
get_fetch_map(remote_refs, &refspec, tail, 1);
for (rm = *old_tail; rm; rm = rm->next)
- rm->merge = 1;
+ rm->fetch_head_status = FETCH_HEAD_MERGE;
}
}
+static int add_existing(const char *refname, const struct object_id *oid,
+ int flag, void *cbdata)
+{
+ struct string_list *list = (struct string_list *)cbdata;
+ struct string_list_item *item = string_list_insert(list, refname);
+ struct object_id *old_oid = xmalloc(sizeof(*old_oid));
+
+ oidcpy(old_oid, oid);
+ item->util = old_oid;
+ return 0;
+}
+
+static int will_fetch(struct ref **head, const unsigned char *sha1)
+{
+ struct ref *rm = *head;
+ while (rm) {
+ if (!hashcmp(rm->old_sha1, sha1))
+ return 1;
+ rm = rm->next;
+ }
+ return 0;
+}
+
static void find_non_local_tags(struct transport *transport,
struct ref **head,
- struct ref ***tail);
+ struct ref ***tail)
+{
+ struct string_list existing_refs = STRING_LIST_INIT_DUP;
+ struct string_list remote_refs = STRING_LIST_INIT_NODUP;
+ const struct ref *ref;
+ struct string_list_item *item = NULL;
+
+ for_each_ref(add_existing, &existing_refs);
+ for (ref = transport_get_remote_refs(transport); ref; ref = ref->next) {
+ if (!starts_with(ref->name, "refs/tags/"))
+ continue;
+
+ /*
+ * The peeled ref always follows the matching base
+ * ref, so if we see a peeled ref that we don't want
+ * to fetch then we can mark the ref entry in the list
+ * as one to ignore by setting util to NULL.
+ */
+ if (ends_with(ref->name, "^{}")) {
+ if (item && !has_sha1_file(ref->old_sha1) &&
+ !will_fetch(head, ref->old_sha1) &&
+ !has_sha1_file(item->util) &&
+ !will_fetch(head, item->util))
+ item->util = NULL;
+ item = NULL;
+ continue;
+ }
+
+ /*
+ * If item is non-NULL here, then we previously saw a
+ * ref not followed by a peeled reference, so we need
+ * to check if it is a lightweight tag that we want to
+ * fetch.
+ */
+ if (item && !has_sha1_file(item->util) &&
+ !will_fetch(head, item->util))
+ item->util = NULL;
+
+ item = NULL;
+
+ /* skip duplicates and refs that we already have */
+ if (string_list_has_string(&remote_refs, ref->name) ||
+ string_list_has_string(&existing_refs, ref->name))
+ continue;
+
+ item = string_list_insert(&remote_refs, ref->name);
+ item->util = (void *)ref->old_sha1;
+ }
+ string_list_clear(&existing_refs, 1);
+
+ /*
+ * We may have a final lightweight tag that needs to be
+ * checked to see if it needs fetching.
+ */
+ if (item && !has_sha1_file(item->util) &&
+ !will_fetch(head, item->util))
+ item->util = NULL;
+
+ /*
+ * For all the tags in the remote_refs string list,
+ * add them to the list of refs to be fetched
+ */
+ for_each_string_list_item(item, &remote_refs) {
+ /* Unless we have already decided to ignore this item... */
+ if (item->util)
+ {
+ struct ref *rm = alloc_ref(item->string);
+ rm->peer_ref = alloc_ref(item->string);
+ hashcpy(rm->old_sha1, item->util);
+ **tail = rm;
+ *tail = &rm->next;
+ }
+ }
+
+ string_list_clear(&remote_refs, 0);
+}
static struct ref *get_ref_map(struct transport *transport,
- struct refspec *refs, int ref_count, int tags,
- int *autotags)
+ struct refspec *refspecs, int refspec_count,
+ int tags, int *autotags)
{
int i;
struct ref *rm;
struct ref *ref_map = NULL;
struct ref **tail = &ref_map;
+ /* opportunistically-updated references: */
+ struct ref *orefs = NULL, **oref_tail = &orefs;
+
const struct ref *remote_refs = transport_get_remote_refs(transport);
- if (ref_count || tags == TAGS_SET) {
- for (i = 0; i < ref_count; i++) {
- get_fetch_map(remote_refs, &refs[i], &tail, 0);
- if (refs[i].dst && refs[i].dst[0])
+ if (refspec_count) {
+ struct refspec *fetch_refspec;
+ int fetch_refspec_nr;
+
+ for (i = 0; i < refspec_count; i++) {
+ get_fetch_map(remote_refs, &refspecs[i], &tail, 0);
+ if (refspecs[i].dst && refspecs[i].dst[0])
*autotags = 1;
}
- /* Merge everything on the command line, but not --tags */
+ /* Merge everything on the command line (but not --tags) */
for (rm = ref_map; rm; rm = rm->next)
- rm->merge = 1;
+ rm->fetch_head_status = FETCH_HEAD_MERGE;
+
+ /*
+ * For any refs that we happen to be fetching via
+ * command-line arguments, the destination ref might
+ * have been missing or have been different than the
+ * remote-tracking ref that would be derived from the
+ * configured refspec. In these cases, we want to
+ * take the opportunity to update their configured
+ * remote-tracking reference. However, we do not want
+ * to mention these entries in FETCH_HEAD at all, as
+ * they would simply be duplicates of existing
+ * entries, so we set them FETCH_HEAD_IGNORE below.
+ *
+ * We compute these entries now, based only on the
+ * refspecs specified on the command line. But we add
+ * them to the list following the refspecs resulting
+ * from the tags option so that one of the latter,
+ * which has FETCH_HEAD_NOT_FOR_MERGE, is not removed
+ * by ref_remove_duplicates() in favor of one of these
+ * opportunistic entries with FETCH_HEAD_IGNORE.
+ */
+ if (refmap_array) {
+ fetch_refspec = parse_fetch_refspec(refmap_nr, refmap_array);
+ fetch_refspec_nr = refmap_nr;
+ } else {
+ fetch_refspec = transport->remote->fetch;
+ fetch_refspec_nr = transport->remote->fetch_refspec_nr;
+ }
+
+ for (i = 0; i < fetch_refspec_nr; i++)
+ get_fetch_map(ref_map, &fetch_refspec[i], &oref_tail, 1);
+
if (tags == TAGS_SET)
get_fetch_map(remote_refs, tag_refspec, &tail, 0);
+ } else if (refmap_array) {
+ die("--refmap option is only meaningful with command-line refspec(s).");
} else {
/* Use the defaults */
struct remote *remote = transport->remote;
@@ -182,7 +359,7 @@ static struct ref *get_ref_map(struct transport *transport,
*autotags = 1;
if (!i && !has_merge && ref_map &&
!remote->fetch[0].pattern)
- ref_map->merge = 1;
+ ref_map->fetch_head_status = FETCH_HEAD_MERGE;
}
/*
* if the remote we're fetching from is the same
@@ -198,15 +375,25 @@ static struct ref *get_ref_map(struct transport *transport,
ref_map = get_remote_ref(remote_refs, "HEAD");
if (!ref_map)
die(_("Couldn't find remote ref HEAD"));
- ref_map->merge = 1;
+ ref_map->fetch_head_status = FETCH_HEAD_MERGE;
tail = &ref_map->next;
}
}
- if (tags == TAGS_DEFAULT && *autotags)
+
+ if (tags == TAGS_SET)
+ /* also fetch all tags */
+ get_fetch_map(remote_refs, tag_refspec, &tail, 0);
+ else if (tags == TAGS_DEFAULT && *autotags)
find_non_local_tags(transport, &ref_map, &tail);
- ref_remove_duplicates(ref_map);
- return ref_map;
+ /* Now append any refs to be updated opportunistically: */
+ *tail = orefs;
+ for (rm = orefs; rm; rm = rm->next) {
+ rm->fetch_head_status = FETCH_HEAD_IGNORE;
+ tail = &rm->next;
+ }
+
+ return ref_remove_duplicates(ref_map);
}
#define STORE_REF_ERROR_OTHER 1
@@ -218,28 +405,46 @@ static int s_update_ref(const char *action,
{
char msg[1024];
char *rla = getenv("GIT_REFLOG_ACTION");
- static struct ref_lock *lock;
+ struct ref_transaction *transaction;
+ struct strbuf err = STRBUF_INIT;
+ int ret, df_conflict = 0;
if (dry_run)
return 0;
if (!rla)
rla = default_rla.buf;
snprintf(msg, sizeof(msg), "%s: %s", rla, action);
- lock = lock_any_ref_for_update(ref->name,
- check_old ? ref->old_sha1 : NULL, 0);
- if (!lock)
- return errno == ENOTDIR ? STORE_REF_ERROR_DF_CONFLICT :
- STORE_REF_ERROR_OTHER;
- if (write_ref_sha1(lock, ref->new_sha1, msg) < 0)
- return errno == ENOTDIR ? STORE_REF_ERROR_DF_CONFLICT :
- STORE_REF_ERROR_OTHER;
+
+ transaction = ref_transaction_begin(&err);
+ if (!transaction ||
+ ref_transaction_update(transaction, ref->name,
+ ref->new_sha1,
+ check_old ? ref->old_sha1 : NULL,
+ 0, msg, &err))
+ goto fail;
+
+ ret = ref_transaction_commit(transaction, &err);
+ if (ret) {
+ df_conflict = (ret == TRANSACTION_NAME_CONFLICT);
+ goto fail;
+ }
+
+ ref_transaction_free(transaction);
+ strbuf_release(&err);
return 0;
+fail:
+ ref_transaction_free(transaction);
+ error("%s", err.buf);
+ strbuf_release(&err);
+ return df_conflict ? STORE_REF_ERROR_DF_CONFLICT
+ : STORE_REF_ERROR_OTHER;
}
#define REFCOL_WIDTH 10
static int update_local_ref(struct ref *ref,
const char *remote,
+ const struct ref *remote_ref,
struct strbuf *display)
{
struct commit *current = NULL, *updated;
@@ -254,9 +459,8 @@ static int update_local_ref(struct ref *ref,
if (!hashcmp(ref->old_sha1, ref->new_sha1)) {
if (verbosity > 0)
strbuf_addf(display, "= %-*s %-*s -> %s",
- TRANSPORT_SUMMARY_WIDTH,
- _("[up to date]"), REFCOL_WIDTH,
- remote, pretty_ref);
+ TRANSPORT_SUMMARY(_("[up to date]")),
+ REFCOL_WIDTH, remote, pretty_ref);
return 0;
}
@@ -270,18 +474,18 @@ static int update_local_ref(struct ref *ref,
*/
strbuf_addf(display,
_("! %-*s %-*s -> %s (can't fetch in current branch)"),
- TRANSPORT_SUMMARY_WIDTH, _("[rejected]"),
+ TRANSPORT_SUMMARY(_("[rejected]")),
REFCOL_WIDTH, remote, pretty_ref);
return 1;
}
if (!is_null_sha1(ref->old_sha1) &&
- !prefixcmp(ref->name, "refs/tags/")) {
+ starts_with(ref->name, "refs/tags/")) {
int r;
r = s_update_ref("updating tag", ref, 0);
strbuf_addf(display, "%c %-*s %-*s -> %s%s",
r ? '!' : '-',
- TRANSPORT_SUMMARY_WIDTH, _("[tag update]"),
+ TRANSPORT_SUMMARY(_("[tag update]")),
REFCOL_WIDTH, remote, pretty_ref,
r ? _(" (unable to update local ref)") : "");
return r;
@@ -293,28 +497,36 @@ static int update_local_ref(struct ref *ref,
const char *msg;
const char *what;
int r;
- if (!strncmp(ref->name, "refs/tags/", 10)) {
+ /*
+ * Nicely describe the new ref we're fetching.
+ * Base this on the remote's ref name, as it's
+ * more likely to follow a standard layout.
+ */
+ const char *name = remote_ref ? remote_ref->name : "";
+ if (starts_with(name, "refs/tags/")) {
msg = "storing tag";
what = _("[new tag]");
- }
- else {
+ } else if (starts_with(name, "refs/heads/")) {
msg = "storing head";
what = _("[new branch]");
- if ((recurse_submodules != RECURSE_SUBMODULES_OFF) &&
- (recurse_submodules != RECURSE_SUBMODULES_ON))
- check_for_new_submodule_commits(ref->new_sha1);
+ } else {
+ msg = "storing ref";
+ what = _("[new ref]");
}
+ if ((recurse_submodules != RECURSE_SUBMODULES_OFF) &&
+ (recurse_submodules != RECURSE_SUBMODULES_ON))
+ check_for_new_submodule_commits(ref->new_sha1);
r = s_update_ref(msg, ref, 0);
strbuf_addf(display, "%c %-*s %-*s -> %s%s",
r ? '!' : '*',
- TRANSPORT_SUMMARY_WIDTH, what,
+ TRANSPORT_SUMMARY(what),
REFCOL_WIDTH, remote, pretty_ref,
r ? _(" (unable to update local ref)") : "");
return r;
}
- if (in_merge_bases(current, &updated, 1)) {
+ if (in_merge_bases(current, updated)) {
char quickref[83];
int r;
strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
@@ -348,7 +560,7 @@ static int update_local_ref(struct ref *ref,
return r;
} else {
strbuf_addf(display, "! %-*s %-*s -> %s %s",
- TRANSPORT_SUMMARY_WIDTH, _("[rejected]"),
+ TRANSPORT_SUMMARY(_("[rejected]")),
REFCOL_WIDTH, remote, pretty_ref,
_("(non-fast-forward)"));
return 1;
@@ -360,6 +572,8 @@ static int iterate_ref_map(void *cb_data, unsigned char sha1[20])
struct ref **rm = cb_data;
struct ref *ref = *rm;
+ while (ref && ref->status == REF_STATUS_REJECT_SHALLOW)
+ ref = ref->next;
if (!ref)
return -1; /* end of the list */
*rm = ref->next;
@@ -372,12 +586,13 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
{
FILE *fp;
struct commit *commit;
- int url_len, i, shown_url = 0, rc = 0;
+ int url_len, i, rc = 0;
struct strbuf note = STRBUF_INIT;
const char *what, *kind;
struct ref *rm;
- char *url, *filename = dry_run ? "/dev/null" : git_path("FETCH_HEAD");
- int want_merge;
+ char *url;
+ const char *filename = dry_run ? "/dev/null" : git_path("FETCH_HEAD");
+ int want_status;
fp = fopen(filename, "a");
if (!fp)
@@ -395,19 +610,29 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
}
/*
- * The first pass writes objects to be merged and then the
- * second pass writes the rest, in order to allow using
- * FETCH_HEAD as a refname to refer to the ref to be merged.
+ * We do a pass for each fetch_head_status type in their enum order, so
+ * merged entries are written before not-for-merge. That lets readers
+ * use FETCH_HEAD as a refname to refer to the ref to be merged.
*/
- for (want_merge = 1; 0 <= want_merge; want_merge--) {
+ for (want_status = FETCH_HEAD_MERGE;
+ want_status <= FETCH_HEAD_IGNORE;
+ want_status++) {
for (rm = ref_map; rm; rm = rm->next) {
struct ref *ref = NULL;
+ const char *merge_status_marker = "";
+
+ if (rm->status == REF_STATUS_REJECT_SHALLOW) {
+ if (want_status == FETCH_HEAD_MERGE)
+ warning(_("reject %s because shallow roots are not allowed to be updated"),
+ rm->peer_ref ? rm->peer_ref->name : rm->name);
+ continue;
+ }
commit = lookup_commit_reference_gently(rm->old_sha1, 1);
if (!commit)
- rm->merge = 0;
+ rm->fetch_head_status = FETCH_HEAD_NOT_FOR_MERGE;
- if (rm->merge != want_merge)
+ if (rm->fetch_head_status != want_status)
continue;
if (rm->peer_ref) {
@@ -423,15 +648,15 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
kind = "";
what = "";
}
- else if (!prefixcmp(rm->name, "refs/heads/")) {
+ else if (starts_with(rm->name, "refs/heads/")) {
kind = "branch";
what = rm->name + 11;
}
- else if (!prefixcmp(rm->name, "refs/tags/")) {
+ else if (starts_with(rm->name, "refs/tags/")) {
kind = "tag";
what = rm->name + 10;
}
- else if (!prefixcmp(rm->name, "refs/remotes/")) {
+ else if (starts_with(rm->name, "refs/remotes/")) {
kind = "remote-tracking branch";
what = rm->name + 13;
}
@@ -453,20 +678,30 @@ static int store_updated_refs(const char *raw_url, const char *remote_name,
strbuf_addf(&note, "%s ", kind);
strbuf_addf(&note, "'%s' of ", what);
}
- fprintf(fp, "%s\t%s\t%s",
- sha1_to_hex(rm->old_sha1),
- rm->merge ? "" : "not-for-merge",
- note.buf);
- for (i = 0; i < url_len; ++i)
- if ('\n' == url[i])
- fputs("\\n", fp);
- else
- fputc(url[i], fp);
- fputc('\n', fp);
+ switch (rm->fetch_head_status) {
+ case FETCH_HEAD_NOT_FOR_MERGE:
+ merge_status_marker = "not-for-merge";
+ /* fall-through */
+ case FETCH_HEAD_MERGE:
+ fprintf(fp, "%s\t%s\t%s",
+ sha1_to_hex(rm->old_sha1),
+ merge_status_marker,
+ note.buf);
+ for (i = 0; i < url_len; ++i)
+ if ('\n' == url[i])
+ fputs("\\n", fp);
+ else
+ fputc(url[i], fp);
+ fputc('\n', fp);
+ break;
+ default:
+ /* do not write anything to FETCH_HEAD */
+ break;
+ }
strbuf_reset(&note);
if (ref) {
- rc |= update_local_ref(ref, what, &note);
+ rc |= update_local_ref(ref, what, rm, &note);
free(ref);
} else
strbuf_addf(&note, "* %-*s %-*s -> FETCH_HEAD",
@@ -532,127 +767,48 @@ static int fetch_refs(struct transport *transport, struct ref *ref_map)
return ret;
}
-static int prune_refs(struct refspec *refs, int ref_count, struct ref *ref_map)
+static int prune_refs(struct refspec *refs, int ref_count, struct ref *ref_map,
+ const char *raw_url)
{
- int result = 0;
+ int url_len, i, result = 0;
struct ref *ref, *stale_refs = get_stale_heads(refs, ref_count, ref_map);
+ char *url;
const char *dangling_msg = dry_run
- ? _(" (%s will become dangling)\n")
- : _(" (%s has become dangling)\n");
+ ? _(" (%s will become dangling)")
+ : _(" (%s has become dangling)");
+
+ if (raw_url)
+ url = transport_anonymize_url(raw_url);
+ else
+ url = xstrdup("foreign");
+
+ url_len = strlen(url);
+ for (i = url_len - 1; url[i] == '/' && 0 <= i; i--)
+ ;
+
+ url_len = i + 1;
+ if (4 < i && !strncmp(".git", url + i - 3, 4))
+ url_len = i - 3;
for (ref = stale_refs; ref; ref = ref->next) {
if (!dry_run)
result |= delete_ref(ref->name, NULL, 0);
+ if (verbosity >= 0 && !shown_url) {
+ fprintf(stderr, _("From %.*s\n"), url_len, url);
+ shown_url = 1;
+ }
if (verbosity >= 0) {
fprintf(stderr, " x %-*s %-*s -> %s\n",
- TRANSPORT_SUMMARY_WIDTH, _("[deleted]"),
+ TRANSPORT_SUMMARY(_("[deleted]")),
REFCOL_WIDTH, _("(none)"), prettify_refname(ref->name));
warn_dangling_symref(stderr, dangling_msg, ref->name);
}
}
+ free(url);
free_refs(stale_refs);
return result;
}
-static int add_existing(const char *refname, const unsigned char *sha1,
- int flag, void *cbdata)
-{
- struct string_list *list = (struct string_list *)cbdata;
- struct string_list_item *item = string_list_insert(list, refname);
- item->util = (void *)sha1;
- return 0;
-}
-
-static int will_fetch(struct ref **head, const unsigned char *sha1)
-{
- struct ref *rm = *head;
- while (rm) {
- if (!hashcmp(rm->old_sha1, sha1))
- return 1;
- rm = rm->next;
- }
- return 0;
-}
-
-static void find_non_local_tags(struct transport *transport,
- struct ref **head,
- struct ref ***tail)
-{
- struct string_list existing_refs = STRING_LIST_INIT_NODUP;
- struct string_list remote_refs = STRING_LIST_INIT_NODUP;
- const struct ref *ref;
- struct string_list_item *item = NULL;
-
- for_each_ref(add_existing, &existing_refs);
- for (ref = transport_get_remote_refs(transport); ref; ref = ref->next) {
- if (prefixcmp(ref->name, "refs/tags"))
- continue;
-
- /*
- * The peeled ref always follows the matching base
- * ref, so if we see a peeled ref that we don't want
- * to fetch then we can mark the ref entry in the list
- * as one to ignore by setting util to NULL.
- */
- if (!suffixcmp(ref->name, "^{}")) {
- if (item && !has_sha1_file(ref->old_sha1) &&
- !will_fetch(head, ref->old_sha1) &&
- !has_sha1_file(item->util) &&
- !will_fetch(head, item->util))
- item->util = NULL;
- item = NULL;
- continue;
- }
-
- /*
- * If item is non-NULL here, then we previously saw a
- * ref not followed by a peeled reference, so we need
- * to check if it is a lightweight tag that we want to
- * fetch.
- */
- if (item && !has_sha1_file(item->util) &&
- !will_fetch(head, item->util))
- item->util = NULL;
-
- item = NULL;
-
- /* skip duplicates and refs that we already have */
- if (string_list_has_string(&remote_refs, ref->name) ||
- string_list_has_string(&existing_refs, ref->name))
- continue;
-
- item = string_list_insert(&remote_refs, ref->name);
- item->util = (void *)ref->old_sha1;
- }
- string_list_clear(&existing_refs, 0);
-
- /*
- * We may have a final lightweight tag that needs to be
- * checked to see if it needs fetching.
- */
- if (item && !has_sha1_file(item->util) &&
- !will_fetch(head, item->util))
- item->util = NULL;
-
- /*
- * For all the tags in the remote_refs string list,
- * add them to the list of refs to be fetched
- */
- for_each_string_list_item(item, &remote_refs) {
- /* Unless we have already decided to ignore this item... */
- if (item->util)
- {
- struct ref *rm = alloc_ref(item->string);
- rm->peer_ref = alloc_ref(item->string);
- hashcpy(rm->old_sha1, item->util);
- **tail = rm;
- *tail = &rm->next;
- }
- }
-
- string_list_clear(&remote_refs, 0);
-}
-
static void check_not_current_branch(struct ref *ref_map)
{
struct branch *current_branch = branch_get(NULL);
@@ -669,7 +825,7 @@ static void check_not_current_branch(struct ref *ref_map)
static int truncate_fetch_head(void)
{
- char *filename = git_path("FETCH_HEAD");
+ const char *filename = git_path("FETCH_HEAD");
FILE *fp = fopen(filename, "w");
if (!fp)
@@ -678,14 +834,58 @@ static int truncate_fetch_head(void)
return 0;
}
+static void set_option(struct transport *transport, const char *name, const char *value)
+{
+ int r = transport_set_option(transport, name, value);
+ if (r < 0)
+ die(_("Option \"%s\" value \"%s\" is not valid for %s"),
+ name, value, transport->url);
+ if (r > 0)
+ warning(_("Option \"%s\" is ignored for %s\n"),
+ name, transport->url);
+}
+
+static struct transport *prepare_transport(struct remote *remote)
+{
+ struct transport *transport;
+ transport = transport_get(remote, NULL);
+ transport_set_verbosity(transport, verbosity, progress);
+ if (upload_pack)
+ set_option(transport, TRANS_OPT_UPLOADPACK, upload_pack);
+ if (keep)
+ set_option(transport, TRANS_OPT_KEEP, "yes");
+ if (depth)
+ set_option(transport, TRANS_OPT_DEPTH, depth);
+ if (update_shallow)
+ set_option(transport, TRANS_OPT_UPDATE_SHALLOW, "yes");
+ return transport;
+}
+
+static void backfill_tags(struct transport *transport, struct ref *ref_map)
+{
+ if (transport->cannot_reuse) {
+ gsecondary = prepare_transport(transport->remote);
+ transport = gsecondary;
+ }
+
+ transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
+ transport_set_option(transport, TRANS_OPT_DEPTH, "0");
+ fetch_refs(transport, ref_map);
+
+ if (gsecondary) {
+ transport_disconnect(gsecondary);
+ gsecondary = NULL;
+ }
+}
+
static int do_fetch(struct transport *transport,
struct refspec *refs, int ref_count)
{
- struct string_list existing_refs = STRING_LIST_INIT_NODUP;
- struct string_list_item *peer_item = NULL;
+ struct string_list existing_refs = STRING_LIST_INIT_DUP;
struct ref *ref_map;
struct ref *rm;
int autotags = (transport->remote->fetch_tags == 1);
+ int retcode = 0;
for_each_ref(add_existing, &existing_refs);
@@ -701,9 +901,9 @@ static int do_fetch(struct transport *transport,
/* if not appending, truncate FETCH_HEAD */
if (!append && !dry_run) {
- int errcode = truncate_fetch_head();
- if (errcode)
- return errcode;
+ retcode = truncate_fetch_head();
+ if (retcode)
+ goto cleanup;
}
ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags);
@@ -712,45 +912,38 @@ static int do_fetch(struct transport *transport,
for (rm = ref_map; rm; rm = rm->next) {
if (rm->peer_ref) {
- peer_item = string_list_lookup(&existing_refs,
- rm->peer_ref->name);
- if (peer_item)
- hashcpy(rm->peer_ref->old_sha1,
- peer_item->util);
+ struct string_list_item *peer_item =
+ string_list_lookup(&existing_refs,
+ rm->peer_ref->name);
+ if (peer_item) {
+ struct object_id *old_oid = peer_item->util;
+ hashcpy(rm->peer_ref->old_sha1, old_oid->hash);
+ }
}
}
if (tags == TAGS_DEFAULT && autotags)
transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
- if (fetch_refs(transport, ref_map)) {
- free_refs(ref_map);
- return 1;
- }
if (prune) {
- /* If --tags was specified, pretend the user gave us the canonical tags refspec */
- if (tags == TAGS_SET) {
- const char *tags_str = "refs/tags/*:refs/tags/*";
- struct refspec *tags_refspec, *refspec;
-
- /* Copy the refspec and add the tags to it */
- refspec = xcalloc(ref_count + 1, sizeof(struct refspec));
- tags_refspec = parse_fetch_refspec(1, &tags_str);
- memcpy(refspec, refs, ref_count * sizeof(struct refspec));
- memcpy(&refspec[ref_count], tags_refspec, sizeof(struct refspec));
- ref_count++;
-
- prune_refs(refspec, ref_count, ref_map);
-
- ref_count--;
- /* The rest of the strings belong to fetch_one */
- free_refspec(1, tags_refspec);
- free(refspec);
- } else if (ref_count) {
- prune_refs(refs, ref_count, ref_map);
+ /*
+ * We only prune based on refspecs specified
+ * explicitly (via command line or configuration); we
+ * don't care whether --tags was specified.
+ */
+ if (ref_count) {
+ prune_refs(refs, ref_count, ref_map, transport->url);
} else {
- prune_refs(transport->remote->fetch, transport->remote->fetch_refspec_nr, ref_map);
+ prune_refs(transport->remote->fetch,
+ transport->remote->fetch_refspec_nr,
+ ref_map,
+ transport->url);
}
}
+ if (fetch_refs(transport, ref_map)) {
+ free_refs(ref_map);
+ retcode = 1;
+ goto cleanup;
+ }
free_refs(ref_map);
/* if neither --no-tags nor --tags was specified, do automated tag
@@ -759,26 +952,14 @@ static int do_fetch(struct transport *transport,
struct ref **tail = &ref_map;
ref_map = NULL;
find_non_local_tags(transport, &ref_map, &tail);
- if (ref_map) {
- transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
- transport_set_option(transport, TRANS_OPT_DEPTH, "0");
- fetch_refs(transport, ref_map);
- }
+ if (ref_map)
+ backfill_tags(transport, ref_map);
free_refs(ref_map);
}
- return 0;
-}
-
-static void set_option(const char *name, const char *value)
-{
- int r = transport_set_option(transport, name, value);
- if (r < 0)
- die(_("Option \"%s\" value \"%s\" is not valid for %s"),
- name, value, transport->url);
- if (r > 0)
- warning(_("Option \"%s\" is ignored for %s\n"),
- name, transport->url);
+ cleanup:
+ string_list_clear(&existing_refs, 1);
+ return retcode;
}
static int get_one_remote_for_fetch(struct remote *remote, void *priv)
@@ -798,17 +979,15 @@ static int get_remote_group(const char *key, const char *value, void *priv)
{
struct remote_group_data *g = priv;
- if (!prefixcmp(key, "remotes.") &&
- !strcmp(key + 8, g->name)) {
+ if (skip_prefix(key, "remotes.", &key) && !strcmp(key, g->name)) {
/* split list by white space */
- int space = strcspn(value, " \t\n");
while (*value) {
- if (space > 1) {
+ size_t wordlen = strcspn(value, " \t\n");
+
+ if (wordlen >= 1)
string_list_append(g->list,
- xstrndup(value, space));
- }
- value += space + (value[space] != '\0');
- space = strcspn(value, " \t\n");
+ xstrndup(value, wordlen));
+ value += wordlen + (value[wordlen] != '\0');
}
}
@@ -832,38 +1011,39 @@ static int add_re