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-rw-r--r--builtin/add.c8
-rw-r--r--builtin/apply.c564
-rw-r--r--builtin/blame.c46
-rw-r--r--builtin/cat-file.c4
-rw-r--r--builtin/checkout.c10
-rw-r--r--builtin/clone.c19
-rw-r--r--builtin/commit-tree.c7
-rw-r--r--builtin/commit.c9
-rw-r--r--builtin/config.c35
-rw-r--r--builtin/credential.c31
-rw-r--r--builtin/diff.c35
-rw-r--r--builtin/fast-export.c4
-rw-r--r--builtin/fmt-merge-msg.c4
-rw-r--r--builtin/grep.c114
-rw-r--r--builtin/help.c25
-rw-r--r--builtin/index-pack.c203
-rw-r--r--builtin/init-db.c1
-rw-r--r--builtin/log.c28
-rw-r--r--builtin/ls-files.c23
-rw-r--r--builtin/merge.c3
-rw-r--r--builtin/pack-objects.c75
-rw-r--r--builtin/prune.c3
-rw-r--r--builtin/push.c29
-rw-r--r--builtin/receive-pack.c3
-rw-r--r--builtin/reflog.c6
-rw-r--r--builtin/reset.c12
-rw-r--r--builtin/rev-parse.c18
-rw-r--r--builtin/update-index.c15
28 files changed, 1027 insertions, 307 deletions
diff --git a/builtin/add.c b/builtin/add.c
index b79336d..89dce56 100644
--- a/builtin/add.c
+++ b/builtin/add.c
@@ -281,7 +281,7 @@ static int edit_patch(int argc, const char **argv, const char *prefix)
argc = setup_revisions(argc, argv, &rev, NULL);
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
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);
rev.diffopt.file = xfdopen(out, "w");
@@ -443,6 +443,9 @@ int cmd_add(int argc, const char **argv, const char *prefix)
if (pathspec) {
int i;
+ struct path_exclude_check check;
+
+ path_exclude_check_init(&check, &dir);
if (!seen)
seen = find_used_pathspec(pathspec);
for (i = 0; pathspec[i]; i++) {
@@ -450,7 +453,7 @@ int cmd_add(int argc, const char **argv, const char *prefix)
&& !file_exists(pathspec[i])) {
if (ignore_missing) {
int dtype = DT_UNKNOWN;
- if (excluded(&dir, pathspec[i], &dtype))
+ if (path_excluded(&check, pathspec[i], -1, &dtype))
dir_add_ignored(&dir, pathspec[i], strlen(pathspec[i]));
} else
die(_("pathspec '%s' did not match any files"),
@@ -458,6 +461,7 @@ int cmd_add(int argc, const char **argv, const char *prefix)
}
}
free(seen);
+ path_exclude_check_clear(&check);
}
plug_bulk_checkin();
diff --git a/builtin/apply.c b/builtin/apply.c
index b4428ea..3bf71dc 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -16,6 +16,9 @@
#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
@@ -46,6 +49,7 @@ static int apply_with_reject;
static int apply_verbosely;
static int allow_overlap;
static int no_add;
+static int threeway;
static const char *fake_ancestor;
static int line_termination = '\n';
static unsigned int p_context = UINT_MAX;
@@ -184,7 +188,6 @@ 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;
@@ -193,12 +196,17 @@ 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 */
+ unsigned char threeway_stage[3][20];
};
static void free_fragment_list(struct fragment *list)
@@ -371,8 +379,8 @@ 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));
}
/* fmt must contain _one_ %s and no other substitution */
@@ -2937,20 +2945,17 @@ 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 */
@@ -2959,6 +2964,13 @@ static int read_file_or_gitlink(struct cache_entry *ce, struct strbuf *buf)
return 0;
}
+static int read_file_or_gitlink(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;
@@ -2977,9 +2989,15 @@ 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 presense 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)
@@ -3031,127 +3049,324 @@ 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 cache_entry *ce, struct stat *st)
+{
+ struct checkout costate;
+
+ memset(&costate, 0, sizeof(costate));
+ costate.base_dir = "";
+ costate.refresh_cache = 1;
+ 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(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,
+ struct cache_entry *ce,
+ struct stat *st,
+ const char *name,
+ unsigned expected_mode)
+{
+ if (cached) {
+ 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 (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, 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);
- }
+ 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, tpatch->result, tpatch->resultsize);
- } else if (cached) {
- if (read_file_or_gitlink(ce, &buf))
+ 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);
- } 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.
- * NEEDSWORK: shouldn't this be flagged
- * as an error???
- */
- free_fragment_list(patch->fragments);
- patch->fragments = NULL;
- }
- } else {
- if (read_old_data(st, patch->old_name, &buf))
- 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(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, 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)
+ hashclr(patch->threeway_stage[0]);
+ else
+ hashcpy(patch->threeway_stage[0], pre_sha1);
+ hashcpy(patch->threeway_stage[1], our_sha1);
+ hashcpy(patch->threeway_stage[2], 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, 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));
}
- 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)
@@ -3160,13 +3375,7 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s
}
*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(*ce, st))
return -1;
}
if (!cached && verify_index_match(*ce, st))
@@ -3179,7 +3388,7 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s
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)
@@ -3203,6 +3412,41 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s
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;
+}
+
/*
* Check and apply the patch in-core; leave the result in patch->result
* for the caller to write it out to the final destination.
@@ -3225,31 +3469,45 @@ 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 presense 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)
+ 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);
- if (!cached) {
- int err = check_to_create_blob(new_name, ok_if_exists);
- if (err)
- return err;
+ 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;
@@ -3330,7 +3588,7 @@ 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))
+ else if (get_sha1_blob(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))
@@ -3510,7 +3768,8 @@ 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;
@@ -3612,6 +3871,33 @@ static void create_one_file(char *path, unsigned mode, const char *buf, unsigned
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_sha1(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]);
+ 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)
{
char *path = patch->new_name;
@@ -3622,7 +3908,11 @@ 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 */
@@ -3724,6 +4014,7 @@ 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;
@@ -3732,12 +4023,30 @@ 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;
}
}
+
+ if (cpath.nr) {
+ struct string_list_item *item;
+
+ sort_string_list(&cpath);
+ for_each_string_list_item(item, &cpath)
+ fprintf(stderr, "U %s\n", item->string);
+ string_list_clear(&cpath, 0);
+
+ rerere(0);
+ }
+
return errs;
}
@@ -3860,8 +4169,12 @@ 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);
@@ -3994,6 +4307,8 @@ int cmd_apply(int argc, const char **argv, const char *prefix_)
N_("apply a patch without touching the working tree")),
OPT_BOOLEAN(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,
N_("build a temporary index based on embedded index information")),
{ OPTION_CALLBACK, 'z', NULL, NULL, NULL,
@@ -4042,6 +4357,15 @@ 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))
diff --git a/builtin/blame.c b/builtin/blame.c
index 24d3dd5..ed5d01b 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -110,6 +110,7 @@ static int diff_hunks(mmfile_t *file_a, mmfile_t *file_b, long ctxlen,
int textconv_object(const char *path,
unsigned mode,
const unsigned char *sha1,
+ int sha1_valid,
char **buf,
unsigned long *buf_size)
{
@@ -117,7 +118,7 @@ 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);
@@ -142,7 +143,7 @@ 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);
@@ -406,8 +407,7 @@ static struct origin *find_origin(struct scoreboard *sb,
paths[1] = 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);
@@ -493,8 +493,7 @@ static struct origin *find_rename(struct scoreboard *sb,
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);
@@ -1074,8 +1073,7 @@ static int find_copy_in_parent(struct scoreboard *sb,
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
@@ -1837,6 +1835,16 @@ static int read_ancestry(const char *graft_file)
return 0;
}
+static int update_auto_abbrev(int auto_abbrev, struct origin *suspect)
+{
+ 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;
+}
+
/*
* How many columns do we need to show line numbers, authors,
* and filenames?
@@ -1847,12 +1855,16 @@ 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);
@@ -1880,6 +1892,10 @@ static void find_alignment(struct scoreboard *sb, int *option)
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;
}
/*
@@ -2105,7 +2121,7 @@ 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);
@@ -2153,7 +2169,8 @@ 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);
@@ -2353,10 +2370,9 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
parse_done:
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);
@@ -2498,7 +2514,7 @@ 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
diff --git a/builtin/cat-file.c b/builtin/cat-file.c
index 36a9104..0eca2d7 100644
--- a/builtin/cat-file.c
+++ b/builtin/cat-file.c
@@ -91,7 +91,7 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name)
unsigned long size;
struct object_context obj_context;
- if (get_sha1_with_context(obj_name, sha1, &obj_context))
+ if (get_sha1_with_context(obj_name, 0, sha1, &obj_context))
die("Not a valid object name %s", obj_name);
buf = NULL;
@@ -146,7 +146,7 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name)
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))
+ if (!textconv_object(obj_context.path, obj_context.mode, sha1, 1, &buf, &size))
die("git cat-file --textconv: unable to run textconv on %s",
obj_name);
break;
diff --git a/builtin/checkout.c b/builtin/checkout.c
index e8c1b1f..7d922c6 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -73,7 +73,8 @@ static int update_some(const unsigned char *sha1, const char *base, int baselen,
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;
+ ce->ce_flags = create_ce_flags(0) | CE_UPDATE;
+ 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);
return 0;
@@ -315,8 +316,7 @@ static void show_local_changes(struct object *head, struct diff_options *opts)
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);
}
@@ -605,7 +605,7 @@ static int add_pending_uninteresting_ref(const char *refname,
const unsigned char *sha1,
int flags, void *cb_data)
{
- add_pending_sha1(cb_data, refname, sha1, flags | UNINTERESTING);
+ add_pending_sha1(cb_data, refname, sha1, UNINTERESTING);
return 0;
}
@@ -915,6 +915,8 @@ static int switch_unborn_to_new_branch(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);
diff --git a/builtin/clone.c b/builtin/clone.c
index a4d8d25..e314b0b 100644
--- a/builtin/clone.c
+++ b/builtin/clone.c
@@ -38,7 +38,7 @@ static const char * const builtin_clone_usage[] = {
};
static int option_no_checkout, option_bare, option_mirror, option_single_branch = -1;
-static int option_local, option_no_hardlinks, option_shared, option_recursive;
+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;
@@ -70,8 +70,8 @@ static struct option builtin_clone_options[] = {
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_BOOL('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,
@@ -342,7 +342,7 @@ 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;
}
@@ -433,8 +433,11 @@ static struct ref *wanted_peer_refs(const struct ref *refs,
if (!option_branch)
remote_head = guess_remote_head(head, refs, 0);
- else
- remote_head = find_remote_branch(refs, option_branch);
+ 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."),
@@ -668,7 +671,7 @@ 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;
+ is_local = option_local != 0 && path && !is_bundle;
if (is_local && option_depth)
warning(_("--depth is ignored in local clones; use file:// instead."));
@@ -705,7 +708,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix)
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))
+ if (!dest_exists && mkdir(work_tree, 0777))
die_errno(_("could not create work tree dir '%s'."),
work_tree);
set_git_work_tree(work_tree);
diff --git a/builtin/commit-tree.c b/builtin/commit-tree.c
index 164b655..eac901a 100644
--- a/builtin/commit-tree.c
+++ b/builtin/commit-tree.c
@@ -48,16 +48,13 @@ int cmd_commit_tree(int argc, const char **argv, const char *prefix)
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);
@@ -104,7 +101,7 @@ 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");
diff --git a/builtin/commit.c b/builtin/commit.c
index f43eaaf..20cef95 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -184,6 +184,9 @@ static int list_paths(struct string_list *list, const char *with_tree,
int i;
char *m;
+ if (!pattern)
+ return 0;
+
for (i = 0; pattern[i]; i++)
;
m = xcalloc(1, i);
@@ -345,7 +348,7 @@ 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) {
+ if (!only && (!pathspec || !*pathspec)) {
fd = hold_locked_index(&index_lock, 1);
refresh_cache_or_die(refresh_flags);
if (active_cache_changed) {
@@ -640,7 +643,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
hook_arg1 = "message";
} else if (use_message) {
buffer = strstr(use_message_buffer, "\n\n");
- if (!buffer || buffer[2] == '\0')
+ if (!use_editor && (!buffer || buffer[2] == '\0'))
die(_("commit has empty message"));
strbuf_add(&sb, buffer + 2, strlen(buffer + 2));
hook_arg1 = "commit";
@@ -722,7 +725,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
strbuf_release(&sb);
/* 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)
diff --git a/builtin/config.c b/builtin/config.c
index 33c8820..8cd08da 100644
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -161,7 +161,7 @@ static int show_config(const char *key_, const char *value_, void *cb)
static int get_value(const char *key_, const char *regex_)
{
int ret = -1;
- char *global = NULL, *repo_config = NULL;
+ char *global = NULL, *xdg = NULL, *repo_config = NULL;
const char *system_wide = NULL, *local;
struct config_include_data inc = CONFIG_INCLUDE_INIT;
config_fn_t fn;
@@ -169,12 +169,10 @@ static int get_value(const char *key_, const char *regex_)
local = given_config_file;
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();
+ home_config_paths(&global, &xdg, "config");
}
if (use_key_regexp) {
@@ -229,6 +227,8 @@ static int get_value(const char *key_, const char *regex_)
if (do_all && system_wide)
git_config_from_file(fn, system_wide, data);
+ if (do_all && xdg)
+ git_config_from_file(fn, xdg, data);
if (do_all && global)
git_config_from_file(fn, global, data);
if (do_all)
@@ -238,6 +238,8 @@ static int get_value(const char *key_, const char *regex_)
git_config_from_file(fn, local, data);
if (!do_all && !seen && global)
git_config_from_file(fn, global, data);
+ if (!do_all && !seen && xdg)
+ git_config_from_file(fn, xdg, data);
if (!do_all && !seen && system_wide)
git_config_from_file(fn, system_wide, data);
@@ -255,6 +257,7 @@ static int get_value(const char *key_, const char *regex_)
free_strings:
free(repo_config);
free(global);
+ free(xdg);
return ret;
}
@@ -379,13 +382,25 @@ int cmd_config(int argc, const char **argv, const char *prefix)
}
if (use_global_config) {
- char *home = getenv("HOME");
- if (home) {
- char *user_config = xstrdup(mkpath("%s/.gitconfig", home));
- given_config_file = user_config;
- } else {
+ char *user_config = NULL;
+ char *xdg_config = NULL;
+
+ home_config_paths(&user_config, &xdg_config, "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(user_config, R_OK) &&
+ xdg_config && !access(xdg_config, R_OK))
+ given_config_file = xdg_config;
+ else
+ given_config_file = user_config;
}
else if (use_system_config)
given_config_file = git_etc_gitconfig();
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/diff.c b/builtin/diff.c
index 9069dc4..9650be2 100644
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -29,6 +29,8 @@ 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)
{
@@ -54,8 +56,8 @@ 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);
}
@@ -84,6 +86,7 @@ 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 +111,7 @@ 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);
@@ -298,19 +302,12 @@ 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
@@ -421,3 +418,19 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
refresh_index_quietly();
return result;
}
+
+void setup_diff_pager(struct diff_options *opt)
+{
+ /*
+ * If the user asked for our exit code, then either they want --quiet
+ * or --exit-code. We should definitely not bother with a pager in the
+ * former case, as we will generate no output. Since we still properly
+ * report our exit code even when a pager is run, we _could_ run a
+ * pager with --exit-code. But since we have not done so historically,
+ * and because it is easy to find people oneline advising "git diff
+ * --exit-code" in hooks and other scripts, we do not do so.
+ */
+ if (!DIFF_OPT_TST(opt, EXIT_WITH_STATUS) &&
+ check_pager_config("diff") != 0)
+ setup_pager();
+}
diff --git a/builtin/fast-export.c b/builtin/fast-export.c
index 19509ea..9ab6db3 100644
--- a/builtin/fast-export.c
+++ b/builtin/fast-export.c
@@ -185,6 +185,8 @@ static void print_path(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);
}
@@ -610,7 +612,7 @@ static void import_marks(char *input_file)
die ("Could not read blob %s", sha1_to_hex(sha1));
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)
diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c
index bf93b04..2c4d435 100644
--- a/builtin/fmt-merge-msg.c
+++ b/builtin/fmt-merge-msg.c
@@ -286,10 +286,10 @@ static void credit_people(struct strbuf *out,
const char *me;
if (kind == 'a') {
- label = "\nBy ";
+ label = "\n# By ";
me = git_author_info(IDENT_NO_DATE);
} else {
- label = "\nvia ";
+ label = "\n# Via ";
me = git_committer_info(IDENT_NO_DATE);
}
diff --git a/builtin/grep.c b/builtin/grep.c
index fe1726f..02b9555 100644
--- a/builtin/grep.c
+++ b/builtin/grep.c
@@ -260,6 +260,53 @@ static int wait_all(void)
}
#endif
+static int parse_pattern_type_arg(const char *opt, const char *arg)
+{
+ if (!strcmp(arg, "default"))
+ return GREP_PATTERN_TYPE_UNSPECIFIED;
+ else if (!strcmp(arg, "basic"))
+ return GREP_PATTERN_TYPE_BRE;
+ else if (!strcmp(arg, "extended"))
+ return GREP_PATTERN_TYPE_ERE;
+ else if (!strcmp(arg, "fixed"))
+ return GREP_PATTERN_TYPE_FIXED;
+ else if (!strcmp(arg, "perl"))
+ return GREP_PATTERN_TYPE_PCRE;
+ die("bad %s argument: %s", opt, arg);
+}
+
+static void grep_pattern_type_options(const int pattern_type, struct grep_opt *opt)
+{
+ switch (pattern_type) {
+ case GREP_PATTERN_TYPE_UNSPECIFIED:
+ /* fall through */
+
+ case GREP_PATTERN_TYPE_BRE:
+ opt->fixed = 0;
+ opt->pcre = 0;
+ opt->regflags &= ~REG_EXTENDED;
+ break;
+
+ case GREP_PATTERN_TYPE_ERE:
+ opt->fixed = 0;
+ opt->pcre = 0;
+ opt->regflags |= REG_EXTENDED;
+ break;
+
+ case GREP_PATTERN_TYPE_FIXED:
+ opt->fixed = 1;
+ opt->pcre = 0;
+ opt->regflags &= ~REG_EXTENDED;
+ break;
+
+ case GREP_PATTERN_TYPE_PCRE:
+ opt->fixed = 0;
+ opt->pcre = 1;
+ opt->regflags &= ~REG_EXTENDED;
+ break;
+ }
+}
+
static int grep_config(const char *var, const char *value, void *cb)
{
struct grep_opt *opt = cb;
@@ -270,12 +317,17 @@ static int grep_config(const char *var, const char *value, void *cb)
if (!strcmp(var, "grep.extendedregexp")) {
if (git_config_bool(var, value))
- opt->regflags |= REG_EXTENDED;
+ opt->extended_regexp_option = 1;
else
- opt->regflags &= ~REG_EXTENDED;
+ opt->extended_regexp_option = 0;
return 0;
}
+ if (!strcmp(var, "grep.patterntype")) {
+ opt->pattern_type_option = parse_pattern_type_arg(var, value);
+ return 0;
+ }
+
if (!strcmp(var, "grep.linenumber")) {
opt->linenum = git_config_bool(var, value);
return 0;
@@ -669,14 +721,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
int i;
int dummy;
int use_index = 1;
- enum {
- pattern_type_unspecified = 0,
- pattern_type_bre,
- pattern_type_ere,
- pattern_type_fixed,
- pattern_type_pcre,
- };
- int pattern_type = pattern_type_unspecified;
+ int pattern_type_arg = GREP_PATTERN_TYPE_UNSPECIFIED;
struct option options[] = {
OPT_BOOLEAN(0, "cached", &cached,
@@ -703,18 +748,18 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
"descend at most <depth> levels", PARSE_OPT_NONEG,
NULL, 1 },
OPT_GROUP(""),
- OPT_SET_INT('E', "extended-regexp", &pattern_type,
+ OPT_SET_INT('E', "extended-regexp", &pattern_type_arg,
"use extended POSIX regular expressions",
- pattern_type_ere),
- OPT_SET_INT('G', "basic-regexp", &pattern_type,
+ GREP_PATTERN_TYPE_ERE),
+ OPT_SET_INT('G', "basic-regexp", &pattern_type_arg,
"use basic POSIX regular expressions (default)",
- pattern_type_bre),
- OPT_SET_INT('F', "fixed-strings", &pattern_type,
+ GREP_PATTERN_TYPE_BRE),
+ OPT_SET_INT('F', "fixed-strings", &pattern_type_arg,
"interpret patterns as fixed strings",
- pattern_type_fixed),
- OPT_SET_INT('P', "perl-regexp", &pattern_type,
+ GREP_PATTERN_TYPE_FIXED),
+ OPT_SET_INT('P', "perl-regexp", &pattern_type_arg,
"use Perl-compatible regular expressions",
- pattern_type_pcre),
+ GREP_PATTERN_TYPE_PCRE),
OPT_GROUP(""),
OPT_BOOLEAN('n', "line-number", &opt.linenum, "show line numbers"),
OPT_NEGBIT('h', NULL, &opt.pathname, "don't show filenames", 1),
@@ -799,6 +844,8 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
opt.header_tail = &opt.header_list;
opt.regflags = REG_NEWLINE;
opt.max_depth = -1;
+ opt.pattern_type_option = GREP_PATTERN_TYPE_UNSPECIFIED;
+ opt.extended_regexp_option = 0;
strcpy(opt.color_context, "");
strcpy(opt.color_filename, "");
@@ -824,28 +871,13 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
PARSE_OPT_KEEP_DASHDASH |
PARSE_OPT_STOP_AT_NON_OPTION |
PARSE_OPT_NO_INTERNAL_HELP);
- switch (pattern_type) {
- case pattern_type_fixed:
- opt.fixed = 1;
- opt.pcre = 0;
- break;
- case pattern_type_bre:
- opt.fixed = 0;
- opt.pcre = 0;
- opt.regflags &= ~REG_EXTENDED;
- break;
- case pattern_type_ere:
- opt.fixed = 0;
- opt.pcre = 0;
- opt.regflags |= REG_EXTENDED;
- break;
- case pattern_type_pcre:
- opt.fixed = 0;
- opt.pcre = 1;
- break;
- default:
- break; /* nothing */
- }
+
+ if (pattern_type_arg != GREP_PATTERN_TYPE_UNSPECIFIED)
+ grep_pattern_type_options(pattern_type_arg, &opt);
+ else if (opt.pattern_type_option != GREP_PATTERN_TYPE_UNSPECIFIED)
+ grep_pattern_type_options(opt.pattern_type_option, &opt);
+ else if (opt.extended_regexp_option)
+ grep_pattern_type_options(GREP_PATTERN_TYPE_ERE, &opt);
if (use_index && !startup_info->have_repository)
/* die the same way as if we did it at the beginning */
@@ -928,7 +960,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix)
if (!seen_dashdash) {
int j;
for (j = i; j < argc; j++)
- verify_filename(prefix, argv[j]);
+ verify_filename(prefix, argv[j], j == i);
}
paths = get_pathspec(prefix, argv + i);
diff --git a/builtin/help.c b/builtin/help.c
index 43d3c84..efea4f5 100644
--- a/builtin/help.c
+++ b/builtin/help.c
@@ -12,6 +12,10 @@
#include "column.h"
#include "help.h"
+#ifndef DEFAULT_HELP_FORMAT
+#define DEFAULT_HELP_FORMAT "man"
+#endif
+
static struct man_viewer_list {
struct man_viewer_list *next;
char name[FLEX_ARRAY];
@@ -30,6 +34,8 @@ enum help_format {
HELP_FORMAT_WEB
};
+static const char *html_path;
+
static int show_all = 0;
static unsigned int colopts;
static enum help_format help_format = HELP_FORMAT_NONE;
@@ -261,6 +267,12 @@ static int git_help_config(const char *var, const char *value, void *cb)
help_format = parse_help_format(value);
return 0;
}
+ if (!strcmp(var, "help.htmlpath")) {
+ if (!value)
+ return config_error_nonbool(var);
+ html_path = xstrdup(value);
+ return 0;
+ }
if (!strcmp(var, "man.viewer")) {
if (!value)
return config_error_nonbool(var);
@@ -383,12 +395,15 @@ static void show_info_page(const char *git_cmd)
static void get_html_page_path(struct strbuf *page_path, const char *page)
{
struct stat st;
- const char *html_path = system_path(GIT_HTML_PATH);
+ if (!html_path)
+ html_path = system_path(GIT_HTML_PATH);
/* Check that we have a git documentation directory. */
- if (stat(mkpath("%s/git.html", html_path), &st)
- || !S_ISREG(st.st_mode))
- die(_("'%s': not a documentation directory."), html_path);
+ if (!strstr(html_path, "://")) {
+ if (stat(mkpath("%s/git.html", html_path), &st)
+ || !S_ISREG(st.st_mode))
+ die("'%s': not a documentation directory.", html_path);
+ }
strbuf_init(page_path, 0);
strbuf_addf(page_path, "%s/%s.html", html_path, page);
@@ -447,6 +462,8 @@ int cmd_help(int argc, const char **argv, const char *prefix)
if (parsed_help_format != HELP_FORMAT_NONE)
help_format = parsed_help_format;
+ if (help_format == HELP_FORMAT_NONE)
+ help_format = parse_help_format(DEFAULT_HELP_FORMAT);
alias = alias_lookup(argv[0]);
if (alias && !is_git_command(argv[0])) {
diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index dc2cfe6..953dd30 100644
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -9,6 +9,7 @@
#include "progress.h"
#include "fsck.h"
#include "exec_cmd.h"
+#include "streaming.h"
#include "thread-utils.h"
static const char index_pack_usage[] =
@@ -39,8 +40,8 @@ struct base_data {
int ofs_first, ofs_last;
};
-#if !defined(NO_PTHREADS) && defined(NO_PREAD)
-/* NO_PREAD uses compat/pread.c, which is not thread-safe. Disable threading. */
+#if !defined(NO_PTHREADS) && defined(NO_THREAD_SAFE_PREAD)
+/* pread() emulation is not thread-safe. Disable threading. */
#define NO_PTHREADS
#endif
@@ -384,30 +385,62 @@ static void unlink_base_data(struct base_data *c)
free_base_data(c);
}
-static void *unpack_entry_data(unsigned long offset, unsigned long size)
+static int is_delta_type(enum object_type type)
+{
+ return (type == OBJ_REF_DELTA || type == OBJ_OFS_DELTA);
+}
+
+static void *unpack_entry_data(unsigned long offset, unsigned long size,
+ enum object_type type, unsigned char *sha1)
{
+ static char fixed_buf[8192];
int status;
git_zstream stream;
- void *buf = xmalloc(size);
+ void *buf;
+ git_SHA_CTX c;
+ char hdr[32];
+ int hdrlen;
+
+ if (!is_delta_type(type)) {
+ hdrlen = sprintf(hdr, "%s %lu", typename(type), size) + 1;
+ git_SHA1_Init(&c);
+ git_SHA1_Update(&c, hdr, hdrlen);
+ } else
+ sha1 = NULL;
+ if (type == OBJ_BLOB && size > big_file_threshold)
+ buf = fixed_buf;
+ else
+ buf = xmalloc(size);
memset(&stream, 0, sizeof(stream));
git_inflate_init(&stream);
stream.next_out = buf;
- stream.avail_out = size;
+ stream.avail_out = buf == fixed_buf ? sizeof(fixed_buf) : size;
do {
+ unsigned char *last_out = stream.next_out;
stream.next_in = fill(1);
stream.avail_in = input_len;
status = git_inflate(&stream, 0);
use(input_len - stream.avail_in);
+ if (sha1)
+ git_SHA1_Update(&c, last_out, stream.next_out - last_out);
+ if (buf == fixed_buf) {
+ stream.next_out = buf;
+ stream.avail_out = sizeof(fixed_buf);
+ }
} while (status == Z_OK);
if (stream.total_out != size || status != Z_STREAM_END)
bad_object(offset, _("inflate returned %d"), status);
git_inflate_end(&stream);
- return buf;
+ if (sha1)
+ git_SHA1_Final(sha1, &c);
+ return buf == fixed_buf ? NULL : buf;
}
-static void *unpack_raw_entry(struct object_entry *obj, union delta_base *delta_base)
+static void *unpack_raw_entry(struct object_entry *obj,
+ union delta_base *delta_base,
+ unsigned char *sha1)
{
unsigned char *p;
unsigned long size, c;
@@ -467,12 +500,14 @@ static void *unpack_raw_entry(struct object_entry *obj, union delta_base *delta_
}
obj->hdr_size = consumed_bytes - obj->idx.offset;
- data = unpack_entry_data(obj->idx.offset, obj->size);
+ data = unpack_entry_data(obj->idx.offset, obj->size, obj->type, sha1);
obj->idx.crc32 = input_crc32;
return data;
}
-static void *get_data_from_pack(struct object_entry *obj)
+static void *unpack_data(struct object_entry *obj,
+ int (*consume)(const unsigned char *, unsigned long, void *),
+ void *cb_data)
{
off_t from = obj[0].idx.offset + obj[0].hdr_size;
unsigned long len = obj[1].idx.offset - from;
@@ -480,13 +515,13 @@ static void *get_data_from_pack(struct object_entry *obj)
git_zstream stream;
int status;
- data = xmalloc(obj->size);
+ data = xmalloc(consume ? 64*1024 : obj->size);
inbuf = xmalloc((len < 64*1024) ? len : 64*1024);
memset(&stream, 0, sizeof(stream));
git_inflate_init(&stream);
stream.next_out = data;
- stream.avail_out = obj->size;
+ stream.avail_out = consume ? 64*1024 : obj->size;
do {
ssize_t n = (len < 64*1024) ? len : 64*1024;
@@ -502,7 +537,20 @@ static void *get_data_from_pack(struct object_entry *obj)
len -= n;
stream.next_in = inbuf;
stream.avail_in = n;
- status = git_inflate(&stream, 0);
+ if (!consume)
+ status = git_inflate(&stream, 0);
+ else {
+ do {
+ status = git_inflate(&stream, 0);
+ if (consume(data, stream.next_out - data, cb_data)) {
+ free(inbuf);
+ free(data);
+ return NULL;
+ }
+ stream.next_out = data;
+ stream.avail_out = 64*1024;
+ } while (status == Z_OK && stream.avail_in);
+ }
} while (len && status == Z_OK && !stream.avail_in);
/* This has been inflated OK when first encountered, so... */
@@ -511,9 +559,18 @@ static void *get_data_from_pack(struct object_entry *obj)
git_inflate_end(&stream);
free(inbuf);
+ if (consume) {
+ free(data);
+ data = NULL;
+ }
return data;
}
+static void *get_data_from_pack(struct object_entry *obj)
+{
+ return unpack_data(obj, NULL, NULL);
+}
+
static int compare_delta_bases(const union delta_base *base1,
const union delta_base *base2,
enum object_type type1,
@@ -568,25 +625,102 @@ static void find_delta_children(const union delta_base *base,
*last_index = last;
}
-static void sha1_object(const void *data, unsigned long size,
- enum object_type type, unsigned char *sha1)
+struct compare_data {
+ struct object_entry *entry;
+ struct git_istream *st;
+ unsigned char *buf;
+ unsigned long buf_size;
+};
+
+static int compare_objects(const unsigned char *buf, unsigned long size,
+ void *cb_data)
+{
+ struct compare_data *data = cb_data;
+
+ if (data->buf_size < size) {
+ free(data->buf);
+ data->buf = xmalloc(size);
+ data->buf_size = size;
+ }
+
+ while (size) {
+ ssize_t len = read_istream(data->st, data->buf, size);
+ if (len == 0)
+ die(_("SHA1 COLLISION FOUND WITH %s !"),
+ sha1_to_hex(data->entry->idx.sha1));
+ if (len < 0)
+ die(_("unable to read %s"),
+ sha1_to_hex(data->entry->idx.sha1));
+ if (memcmp(buf, data->buf, len))
+ die(_("SHA1 COLLISION FOUND WITH %s !"),
+ sha1_to_hex(data->entry->idx.sha1));
+ size -= len;
+ buf += len;
+ }
+ return 0;
+}
+
+static int check_collison(struct object_entry *entry)
+{
+ struct compare_data data;
+ enum object_type type;
+ unsigned long size;
+
+ if (entry->size <= big_file_threshold || entry->type != OBJ_BLOB)
+ return -1;
+
+ memset(&data, 0, sizeof(data));
+ data.entry = entry;
+ data.st = open_istream(entry->idx.sha1, &type, &size, NULL);
+ if (!data.st)
+ return -1;
+ if (size != entry->size || type != entry->type)
+ die(_("SHA1 COLLISION FOUND WITH %s !"),
+ sha1_to_hex(entry->idx.sha1));
+ unpack_data(entry, compare_objects, &data);
+ close_istream(data.st);
+ free(data.buf);
+ return 0;
+}
+
+static void sha1_object(const void *data, struct object_entry *obj_entry,
+ unsigned long size, enum object_type type,
+ const unsigned char *sha1)
{
- hash_sha1_file(data, size, typename(type), sha1);
+ void *new_data = NULL;
+ int collision_test_needed;
+
+ assert(data || obj_entry);
+
read_lock();
- if (has_sha1_file(sha1)) {
+ collision_test_needed = has_sha1_file(sha1);
+ read_unlock();
+
+ if (collision_test_needed && !data) {
+ read_lock();
+ if (!check_collison(obj_entry))
+ collision_test_needed = 0;
+ read_unlock();
+ }
+ if (collision_test_needed) {
void *has_data;
enum object_type has_type;
unsigned long has_size;
+ read_lock();
+ has_type = sha1_object_info(sha1, &has_size);
+ if (has_type != type || has_size != size)
+ die(_("SHA1 COLLISION FOUND WITH %s !"), sha1_to_hex(sha1));
has_data = read_sha1_file(sha1, &has_type, &has_size);
read_unlock();
+ if (!data)
+ data = new_data = get_data_from_pack(obj_entry);
if (!has_data)
die(_("cannot read existing object %s"), sha1_to_hex(sha1));
if (size != has_size || type != has_type ||
memcmp(data, has_data, size) != 0)
die(_("SHA1 COLLISION FOUND WITH %s !"), sha1_to_hex(sha1));
free(has_data);
- } else
- read_unlock();
+ }
if (strict) {
read_lock();
@@ -601,6 +735,9 @@ static void sha1_object(const void *data, unsigned long size,
int eaten;
void *buf = (void *) data;
+ if (!buf)
+ buf = new_data = get_data_from_pack(obj_entry);
+
/*
* we do not need to free the memory here, as the
* buf is deleted by the caller.
@@ -625,11 +762,8 @@ static void sha1_object(const void *data, unsigned long size,
}
read_unlock();
}
-}
-static int is_delta_type(enum object_type type)
-{
- return (type == OBJ_REF_DELTA || type == OBJ_OFS_DELTA);
+ free(new_data);
}
/*
@@ -711,7 +845,9 @@ static void resolve_delta(struct object_entry *delta_obj,
free(delta_data);
if (!result->data)
bad_object(delta_obj->idx.offset, _("failed to apply delta"));
- sha1_object(result->data, result->size, delta_obj->real_type,
+ hash_sha1_file(result->data, result->size,
+ typename(delta_obj->real_type), delta_obj->idx.sha1);
+ sha1_object(result->data, NULL, result->size, delta_obj->real_type,
delta_obj->idx.sha1);
counter_lock();
nr_resolved_deltas++;
@@ -841,7 +977,7 @@ static void *threaded_second_pass(void *data)
*/
static void parse_pack_objects(unsigned char *sha1)
{
- int i;
+ int i, nr_delays = 0;
struct delta_entry *delta = deltas;
struct stat st;
@@ -851,14 +987,18 @@ static void parse_pack_objects(unsigned char *sha1)
nr_objects);
for (i = 0; i < nr_objects; i++) {
struct object_entry *obj = &objects[i];
- void *data = unpack_raw_entry(obj, &delta->base);
+ void *data = unpack_raw_entry(obj, &delta->base, obj->idx.sha1);
obj->real_type = obj->type;
if (is_delta_type(obj->type)) {
nr_deltas++;
delta->obj_no = i;
delta++;
+ } else if (!data) {
+ /* large blobs, check later */
+ obj->real_type = OBJ_BAD;
+ nr_delays++;
} else
- sha1_object(data, obj->size, obj->type, obj->idx.sha1);
+ sha1_object(data, NULL, obj->size, obj->type, obj->idx.sha1);
free(data);
display_progress(progress, i+1);
}
@@ -878,6 +1018,17 @@ static void parse_pack_objects(unsigned char *sha1)
if (S_ISREG(st.st_mode) &&
lseek(input_fd, 0, SEEK_CUR) - input_len != st.st_size)
die(_("pack has junk at the end"));
+
+ for (i = 0; i < nr_objects; i++) {
+ struct object_entry *obj = &objects[i];
+ if (obj->real_type != OBJ_BAD)
+ continue;
+ obj->real_type = obj->type;
+ sha1_object(NULL, obj, obj->size, obj->type, obj->idx.sha1);
+ nr_delays--;
+ }
+ if (nr_delays)
+ die(_("confusion beyond insanity in parse_pack_objects()"));
}
/*
diff --git a/builtin/init-db.c b/builtin/init-db.c
index 0dacb8b..244fb7f 100644
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -290,6 +290,7 @@ static int create_default_files(const char *template_path)
strcpy(path + len, "CoNfIg");
if (!access(path, F_OK))
git_config_set("core.ignorecase", "true");
+ probe_utf8_pathname_composition(path, len);
}
return reinit;
diff --git a/builtin/log.c b/builtin/log.c
index 4f1b42a..3423d11 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -367,6 +367,7 @@ int cmd_whatchanged(int argc, const char **argv, const char *prefix)
rev.simplify_history = 0;
memset(&opt, 0, sizeof(opt));
opt.def = "HEAD";
+ opt.revarg_opt = REVARG_COMMITTISH;
cmd_log_init(argc, argv, prefix, &rev, &opt);
if (!rev.diffopt.output_format)
rev.diffopt.output_format = DIFF_FORMAT_RAW;
@@ -463,6 +464,9 @@ int cmd_show(int argc, const char **argv, const char *prefix)
opt.tweak = show_rev_tweak_rev;
cmd_log_init(argc, argv, prefix, &rev, &opt);
+ if (!rev.no_walk)
+ return cmd_log_walk(&rev);
+
count = rev.pending.nr;
objects = rev.pending.objects;
for (i = 0; i < count && !ret; i++) {
@@ -554,6 +558,7 @@ int cmd_log(int argc, const char **argv, const char *prefix)
rev.always_show_header = 1;
memset(&opt, 0, sizeof(opt));
opt.def = "HEAD";
+ opt.revarg_opt = REVARG_COMMITTISH;
cmd_log_init(argc, argv, prefix, &rev, &opt);
return cmd_log_walk(&rev);
}
@@ -691,7 +696,7 @@ static int reopen_stdout(struct commit *commit, const char *subject,
return 0;
}
-static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const char *prefix)
+static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids)
{
struct rev_info check_rev;
struct commit *commit;
@@ -712,7 +717,8 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const cha
init_patch_ids(ids);
/* given a range a..b get all patch ids for b..a */
- init_revisions(&check_rev, prefix);
+ init_revisions(&check_rev, rev->prefix);
+ check_rev.max_parents = 1;
o1->flags ^= UNINTERESTING;
o2->flags ^= UNINTERESTING;
add_pending_object(&check_rev, o1, "o1");
@@ -721,10 +727,6 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const cha
die(_("revision walk setup failed"));
while ((commit = get_revision(&check_rev)) != NULL) {
- /* ignore merges */
- if (commit->parents && commit->parents->next)
- continue;
-
add_commit_patch_id(commit, ids);
}
@@ -1129,6 +1131,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
rev.subject_prefix = fmt_patch_subject_prefix;
memset(&s_r_opt, 0, sizeof(s_r_opt));
s_r_opt.def = "HEAD";
+ s_r_opt.revarg_opt = REVARG_COMMITTISH;
if (default_attach) {
rev.mime_boundary = default_attach;
@@ -1300,7 +1303,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
if (hashcmp(o[0].item->sha1, o[1].item->sha1) == 0)
return 0;
}
- get_patch_ids(&rev, &ids, prefix);
+ get_patch_ids(&rev, &ids);
}
if (!use_stdout)
@@ -1502,10 +1505,7 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
}
init_revisions(&revs, prefix);
- revs.diff = 1;
- revs.combine_merges = 0;
- revs.ignore_merges = 1;
- DIFF_OPT_SET(&revs.diffopt, RECURSIVE);
+ revs.max_parents = 1;
if (add_pending_commit(head, &revs, 0))
die(_("Unknown commit %s"), head);
@@ -1519,7 +1519,7 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
return 0;
}
- get_patch_ids(&revs, &ids, prefix);
+ get_patch_ids(&revs, &ids);
if (limit && add_pending_commit(limit, &revs, UNINTERESTING))
die(_("Unknown commit %s"), limit);
@@ -1528,10 +1528,6 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
if (prepare_revision_walk(&revs))
die(_("revision walk setup failed"));
while ((commit = get_revision(&revs)) != NULL) {
- /* ignore merges */
- if (commit->parents && commit->parents->next)
- continue;
-
commit_list_insert(commit, &list);
}
diff --git a/builtin/ls-files.c b/builtin/ls-files.c
index 7cff175..31b3f2d 100644
--- a/builtin/ls-files.c
+++ b/builtin/ls-files.c
@@ -200,9 +200,19 @@ static void show_ru_info(void)
}
}
+static int ce_excluded(struct path_exclude_check *check, struct cache_entry *ce)
+{
+ int dtype = ce_to_dtype(ce);
+ return path_excluded(check, ce->name, ce_namelen(ce), &dtype);
+}
+
static void show_files(struct dir_struct *dir)
{
int i;
+ struct path_exclude_check check;
+
+ if ((dir->flags & DIR_SHOW_IGNORED))
+ path_exclude_check_init(&check, dir);
/* For cached/deleted files we don't need to even do the readdir */
if (show_others || show_killed) {
@@ -215,9 +225,8 @@ static void show_files(struct dir_struct *dir)
if (show_cached | show_stage) {
for (i = 0; i < active_nr; i++) {
struct cache_entry *ce = active_cache[i];
- int dtype = ce_to_dtype(ce);
- if (dir->flags & DIR_SHOW_IGNORED &&
- !excluded(dir, ce->name, &dtype))
+ if ((dir->flags & DIR_SHOW_IGNORED) &&
+ !ce_excluded(&check, ce))
continue;
if (show_unmerged && !ce_stage(ce))
continue;
@@ -232,9 +241,8 @@ static void show_files(struct dir_struct *dir)
struct cache_entry *ce = active_cache[i];
struct stat st;
int err;
- int dtype = ce_to_dtype(ce);
- if (dir->flags & DIR_SHOW_IGNORED &&
- !excluded(dir, ce->name, &dtype))
+ if ((dir->flags & DIR_SHOW_IGNORED) &&
+ !ce_excluded(&check, ce))
continue;
if (ce->ce_flags & CE_UPDATE)
continue;
@@ -247,6 +255,9 @@ static void show_files(struct dir_struct *dir)
show_ce_entry(tag_modified, ce);
}
}
+
+ if ((dir->flags & DIR_SHOW_IGNORED))
+ path_exclude_check_clear(&check);
}
/*
diff --git a/builtin/merge.c b/builtin/merge.c
index dd50a0c..e81fde6 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -404,8 +404,7 @@ static void finish(struct commit *head_commit,
opts.output_format |=
DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
opts.detect_rename = DIFF_DETECT_RENAME;
- if (diff_setup_done(&opts) < 0)
- die(_("diff_setup_done failed"));
+ diff_setup_done(&opts);
diff_tree_sha1(head, new_head, "", &opts);
diffcore_std(&opts);
diff_flush(&opts);
diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index ccfcbad..782e7d0 100644
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -16,6 +16,7 @@
#include "list-objects.h"
#include "progress.h"
#include "refs.h"
+#include "streaming.h"
#include "thread-utils.h"
static const char *pack_usage[] = {
@@ -150,6 +151,46 @@ static unsigned long do_compress(void **pptr, unsigned long size)
return stream.total_out;
}
+static unsigned long write_large_blob_data(struct git_istream *st, struct sha1file *f,
+ const unsigned char *sha1)
+{
+ git_zstream stream;
+ unsigned char ibuf[1024 * 16];
+ unsigned char obuf[1024 * 16];
+ unsigned long olen = 0;
+
+ memset(&stream, 0, sizeof(stream));
+ git_deflate_init(&stream, pack_compression_level);
+
+ for (;;) {
+ ssize_t readlen;
+ int zret = Z_OK;
+ readlen = read_istream(st, ibuf, sizeof(ibuf));
+ if (readlen == -1)
+ die(_("unable to read %s"), sha1_to_hex(sha1));
+
+ stream.next_in = ibuf;
+ stream.avail_in = readlen;
+ while ((stream.avail_in || readlen == 0) &&
+ (zret == Z_OK || zret == Z_BUF_ERROR)) {
+ stream.next_out = obuf;
+ stream.avail_out = sizeof(obuf);
+ zret = git_deflate(&stream, readlen ? 0 : Z_FINISH);
+ sha1write(f, obuf, stream.next_out - obuf);
+ olen += stream.next_out - obuf;
+ }
+ if (stream.avail_in)
+ die(_("deflate error (%d)"), zret);
+ if (readlen == 0) {
+ if (zret != Z_STREAM_END)
+ die(_("deflate error (%d)"), zret);
+ break;
+ }
+ }
+ git_deflate_end(&stream);
+ return olen;
+}
+
/*
* we are going to reuse the existing object data as is. make
* sure it is not corrupt.
@@ -208,11 +249,18 @@ static unsigned long write_no_reuse_object(struct sha1file *f, struct object_ent
unsigned hdrlen;
enum object_type type;
void *buf;
+ struct git_istream *st = NULL;
if (!usable_delta) {
- buf = read_sha1_file(entry->idx.sha1, &type, &size);
- if (!buf)
- die("unable to read %s", sha1_to_hex(entry->idx.sha1));
+ if (entry->type == OBJ_BLOB &&
+ entry->size > big_file_threshold &&
+ (st = open_istream(entry->idx.sha1, &type, &size, NULL)) != NULL)
+ buf = NULL;
+ else {
+ buf = read_sha1_file(entry->idx.sha1, &type, &size);
+ if (!buf)
+ die(_("unable to read %s"), sha1_to_hex(entry->idx.sha1));
+ }
/*
* make sure no cached delta data remains from a
* previous attempt before a pack split occurred.
@@ -233,7 +281,9 @@ static unsigned long write_no_reuse_object(struct sha1file *f, struct object_ent
OBJ_OFS_DELTA : OBJ_REF_DELTA;
}
- if (entry->z_delta_size)
+ if (st) /* large blob case, just assume we don't compress well */
+ datalen = size;
+ else if (entry->z_delta_size)
datalen = entry->z_delta_size;
else
datalen = do_compress(&buf, size);
@@ -256,6 +306,8 @@ static unsigned long write_no_reuse_object(struct sha1file *f, struct object_ent
while (ofs >>= 7)
dheader[--pos] = 128 | (--ofs & 127);
if (limit && hdrlen + sizeof(dheader) - pos + datalen + 20 >= limit) {
+ if (st)
+ close_istream(st);
free(buf);
return 0;
}
@@ -268,6 +320,8 @@ static unsigned long write_no_reuse_object(struct sha1file *f, struct object_ent
* an additional 20 bytes for the base sha1.
*/
if (limit && hdrlen + 20 + datalen + 20 >= limit) {
+ if (st)
+ close_istream(st);
free(buf);
return 0;
}
@@ -276,13 +330,20 @@ static unsigned long write_no_reuse_object(struct sha1file *f, struct object_ent
hdrlen += 20;
} else {
if (limit && hdrlen + datalen + 20 >= limit) {
+ if (st)
+ close_istream(st);
free(buf);
return 0;
}
sha1write(f, header, hdrlen);
}
- sha1write(f, buf, datalen);
- free(buf);
+ if (st) {
+ datalen = write_large_blob_data(st, f, entry->idx.sha1);
+ close_istream(st);
+ } else {
+ sha1write(f, buf, datalen);
+ free(buf);
+ }
return hdrlen + datalen;
}
@@ -2312,7 +2373,7 @@ static void get_object_list(int ac, const char **av)
}
die("not a rev '%s'", line);
}
- if (handle_revision_arg(line, &revs, flags, 1))
+ if (handle_revision_arg(line, &revs, flags, REVARG_CANNOT_BE_FILENAME))
die("bad revision '%s'", line);
}
diff --git a/builtin/prune.c b/builtin/prune.c
index b99b635..6cb9944 100644
--- a/builtin/prune.c
+++ b/builtin/prune.c
@@ -25,7 +25,8 @@ static int prune_tmp_object(const char *path, const char *filename)
return error("Could not stat '%s'", fullpath);
if (st.st_mtime > expire)
return 0;
- printf("Removing stale temporary file %s\n", fullpath);
+ if (show_only || verbose)
+ printf("Removing stale temporary file %s\n", fullpath);
if (!show_only)
unlink_or_warn(fullpath);
return 0;
diff --git a/builtin/push.c b/builtin/push.c
index fdfcc6c..9ed5584 100644
--- a/builtin/push.c
+++ b/builtin/push.c
@@ -147,12 +147,37 @@ static void setup_push_upstream(struct remote *remote, int simple)
add_refspec(refspec.buf);
}
+static char warn_unspecified_push_default_msg[] =
+N_("push.default is unset; its implicit value is changing in\n"
+ "Git 2.0 from 'matching' to 'simple'. To squelch this message\n"
+ "and maintain the current behavior after the default changes, use:\n"
+ "\n"
+ " git config --global push.default matching\n"
+ "\n"
+ "To squelch this message and adopt the new behavior now, use:\n"
+ "\n"
+ " git config --global push.default simple\n"
+ "\n"
+ "See 'git help config' and search for 'push.default' for further information.\n"
+ "(the 'simple' mode was introduced in Git 1.7.11. Use the similar mode\n"
+ "'current' instead of 'simple' if you sometimes use older versions of Git)");
+
+static void warn_unspecified_push_default_configuration(void)
+{
+ static int warn_once;
+
+ if (warn_once++)
+ return;
+ warning("%s\n", _(warn_unspecified_push_default_msg));
+}
+
static void setup_default_push_refspecs(struct remote *remote)
{
switch (push_default) {
default:
case PUSH_DEFAULT_UNSPECIFIED:
default_matching_used = 1;
+ warn_unspecified_push_default_configuration();
/* fallthru */
case PUSH_DEFAULT_MATCHING:
add_refspec(":");
@@ -186,8 +211,8 @@ static const char message_advice_pull_before_push[] =
static const char message_advice_use_upstream[] =
N_("Updates were rejected because a pushed branch tip is behind its remote\n"
"counterpart. If you did not intend to push that branch, you may want to\n"
- "specify branches to push or set the 'push.default' configuration\n"
- "variable to 'current' or 'upstream' to push only the current branch.");
+ "specify branches to push or set the 'push.default' configuration variable\n"
+ "to 'simple', 'current' or 'upstream' to push only the current branch.");
static const char message_advice_checkout_pull_push[] =
N_("Updates were rejected because a pushed branch tip is behind its remote\n"
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index fbfa128..2cb854f 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -979,7 +979,8 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix)
const char *argv_gc_auto[] = {
"gc", "--auto", "--quiet", NULL,
};
- run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
+ int opt = RUN_GIT_CMD | RUN_COMMAND_STDOUT_TO_STDERR;
+ run_command_v_opt(argv_gc_auto, opt);
}
if (auto_update_server_info)
update_server_info(0);
diff --git a/builtin/reflog.c b/builtin/reflog.c
index 062d7da..b3c9e27 100644
--- a/builtin/reflog.c
+++ b/builtin/reflog.c
@@ -330,8 +330,10 @@ static int expire_reflog_ent(unsigned char *osha1, unsigned char *nsha1,
printf("keep %s", message);
return 0;
prune:
- if (!cb->newlog || cb->cmd->verbose)
- printf("%sprune %s", cb->newlog ? "" : "would ", message);
+ if (!cb->newlog)
+ printf("would prune %s", message);
+ else if (cb->cmd->verbose)
+ printf("prune %s", message);
return 0;
}
diff --git a/builtin/reset.c b/builtin/reset.c
index 8c2c1d5..74442bd 100644
--- a/builtin/reset.c
+++ b/builtin/reset.c
@@ -276,7 +276,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
* Otherwise, argv[i] could be either <rev> or <paths> and
* has to be unambiguous.
*/
- else if (!get_sha1(argv[i], sha1)) {
+ else if (!get_sha1_committish(argv[i], sha1)) {
/*
* Ok, argv[i] looks like a rev; it should not
* be a filename.
@@ -285,13 +285,19 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
rev = argv[i++];
} else {
/* Otherwise we treat this as a filename */
- verify_filename(prefix, argv[i]);
+ verify_filename(prefix, argv[i], 1);
}
}
- if (get_sha1(rev, sha1))
+ if (get_sha1_committish(rev, sha1))
die(_("Failed to resolve '%s' as a valid ref."), rev);
+ /*
+ * NOTE: As "git reset $treeish -- $path" should be usable on
+ * any tree-ish, this is not strictly correct. We are not
+ * moving the HEAD to any commit; we are merely resetting the
+ * entries in the index to that of a treeish.
+ */
commit = lookup_commit_reference(sha1);
if (!commit)
die(_("Could not parse object '%s'."), rev);
diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c
index 733f626..32788a9 100644
--- a/builtin/rev-parse.c
+++ b/builtin/rev-parse.c
@@ -195,6 +195,12 @@ static int anti_reference(const char *refname, const unsigned char *sha1, int fl
return 0;
}
+static int show_abbrev(const unsigned char *sha1, void *cb_data)
+{
+ show_rev(NORMAL, sha1, NULL);
+ return 0;
+}
+
static void show_datestring(const char *flag, const char *datestr)
{
static char buffer[100];
@@ -238,7 +244,7 @@ static int try_difference(const char *arg)
next = "HEAD";
if (dotdot == arg)
this = "HEAD";
- if (!get_sha1(this, sha1) && !get_sha1(next, end)) {
+ if (!get_sha1_committish(this, sha1) && !get_sha1_committish(next, end)) {
show_rev(NORMAL, end, next);
show_rev(symmetric ? NORMAL : REVERSED, sha1, this);
if (symmetric) {
@@ -278,7 +284,7 @@ static int try_parent_shorthands(const char *arg)
return 0;
*dotdot = 0;
- if (get_sha1(arg, sha1))
+ if (get_sha1_committish(arg, sha1))
return 0;
if (!parents_only)
@@ -486,7 +492,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
if (as_is) {
if (show_file(arg) && as_is < 2)
- verify_filename(prefix, arg);
+ verify_filename(prefix, arg, 0);
continue;
}
if (!strcmp(arg,"-n")) {
@@ -589,6 +595,10 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
for_each_ref(show_reference, NULL);
continue;
}
+ if (!prefixcmp(arg, "--disambiguate=")) {
+ for_each_abbrev(arg + 15, show_abbrev, NULL);
+ continue;
+ }
if (!strcmp(arg, "--bisect")) {
for_each_ref_in("refs/bisect/bad", show_reference, NULL);
for_each_ref_in("refs/bisect/good", anti_reference, NULL);
@@ -734,7 +744,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
as_is = 1;
if (!show_file(arg))
continue;
- verify_filename(prefix, arg);
+ verify_filename(prefix, arg, 1);
}
if (verify) {
if (revs_count == 1) {
diff --git a/builtin/update-index.c b/builtin/update-index.c
index 5f038d6..4ce341c 100644
--- a/builtin/update-index.c
+++ b/builtin/update-index.c
@@ -95,7 +95,8 @@ static int add_one_path(struct cache_entry *old, const char *path, int len, stru
size = cache_entry_size(len);
ce = xcalloc(1, size);
memcpy(ce->name, path, len);
- ce->ce_flags = len;
+ ce->ce_flags = create_ce_flags(0);
+ ce->ce_namelen = len;
fill_stat_cache_info(ce, st);
ce->ce_mode = ce_mode_from_stat(old, st->st_mode);
@@ -211,12 +212,6 @@ static int process_path(const char *path)
if (S_ISDIR(st.st_mode))
return process_directory(path, len, &st);
- /*
- * Process a regular file
- */
- if (ce && S_ISGITLINK(ce->ce_mode))
- return error("%s is already a gitlink, not replacing", path);
-
return add_one_path(ce, path, len, &st);
}
@@ -235,7 +230,8 @@ static int add_cacheinfo(unsigned int mode, const unsigned char *sha1,
hashcpy(ce->sha1, sha1);
memcpy(ce->name, path, len);
- ce->ce_flags = create_ce_flags(len, stage);
+ ce->ce_flags = create_ce_flags(stage);
+ ce->ce_namelen = len;
ce->ce_mode = create_ce_mode(mode);
if (assume_unchanged)
ce->ce_flags |= CE_VALID;
@@ -433,7 +429,8 @@ static struct cache_entry *read_one_ent(const char *which,
hashcpy(ce->sha1, sha1);
memcpy(ce->name, path, namelen);
- ce->ce_flags = create_ce_flags(namelen, stage);
+ ce->ce_flags = create_ce_flags(stage);
+ ce->ce_namelen = namelen;
ce->ce_mode = create_ce_mode(mode);
return ce;
}