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-rw-r--r--sequencer.c1046
1 files changed, 694 insertions, 352 deletions
diff --git a/sequencer.c b/sequencer.c
index 24451bb..213815d 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -30,6 +30,8 @@
#include "oidset.h"
#include "commit-slab.h"
#include "alias.h"
+#include "commit-reach.h"
+#include "rebase-interactive.h"
#define GIT_REFLOG_ACTION "GIT_REFLOG_ACTION"
@@ -52,7 +54,10 @@ static GIT_PATH_FUNC(rebase_path, "rebase-merge")
* the lines are processed, they are removed from the front of this
* file and written to the tail of 'done'.
*/
-static GIT_PATH_FUNC(rebase_path_todo, "rebase-merge/git-rebase-todo")
+GIT_PATH_FUNC(rebase_path_todo, "rebase-merge/git-rebase-todo")
+static GIT_PATH_FUNC(rebase_path_todo_backup,
+ "rebase-merge/git-rebase-todo.backup")
+
/*
* The rebase command lines that have already been processed. A line
* is moved here when it is first handled, before any associated user
@@ -140,7 +145,7 @@ static GIT_PATH_FUNC(rebase_path_refs_to_delete, "rebase-merge/refs-to-delete")
/*
* The following files are written by git-rebase just after parsing the
- * command-line (and are only consumed, not modified, by the sequencer).
+ * command-line.
*/
static GIT_PATH_FUNC(rebase_path_gpg_sign_opt, "rebase-merge/gpg_sign_opt")
static GIT_PATH_FUNC(rebase_path_orig_head, "rebase-merge/orig-head")
@@ -152,6 +157,8 @@ static GIT_PATH_FUNC(rebase_path_autostash, "rebase-merge/autostash")
static GIT_PATH_FUNC(rebase_path_strategy, "rebase-merge/strategy")
static GIT_PATH_FUNC(rebase_path_strategy_opts, "rebase-merge/strategy_opts")
static GIT_PATH_FUNC(rebase_path_allow_rerere_autoupdate, "rebase-merge/allow_rerere_autoupdate")
+static GIT_PATH_FUNC(rebase_path_quiet, "rebase-merge/quiet")
+static GIT_PATH_FUNC(rebase_path_reschedule_failed_exec, "rebase-merge/reschedule-failed-exec")
static int git_sequencer_config(const char *k, const char *v, void *cb)
{
@@ -350,7 +357,8 @@ static void free_message(struct commit *commit, struct commit_message *msg)
unuse_commit_buffer(commit, msg->message);
}
-static void print_advice(int show_hint, struct replay_opts *opts)
+static void print_advice(struct repository *r, int show_hint,
+ struct replay_opts *opts)
{
char *msg = getenv("GIT_CHERRY_PICK_HELP");
@@ -361,7 +369,7 @@ static void print_advice(int show_hint, struct replay_opts *opts)
* (typically rebase --interactive) wants to take care
* of the commit itself so remove CHERRY_PICK_HEAD
*/
- unlink(git_path_cherry_pick_head(the_repository));
+ unlink(git_path_cherry_pick_head(r));
return;
}
@@ -376,8 +384,8 @@ static void print_advice(int show_hint, struct replay_opts *opts)
}
}
-static int write_message(const void *buf, size_t len, const char *filename,
- int append_eol)
+int write_message(const void *buf, size_t len, const char *filename,
+ int append_eol)
{
struct lock_file msg_file = LOCK_INIT;
@@ -434,14 +442,14 @@ static int read_oneliner(struct strbuf *buf,
return 1;
}
-static struct tree *empty_tree(void)
+static struct tree *empty_tree(struct repository *r)
{
- return lookup_tree(the_repository, the_repository->hash_algo->empty_tree);
+ return lookup_tree(r, the_hash_algo->empty_tree);
}
-static int error_dirty_index(struct replay_opts *opts)
+static int error_dirty_index(struct index_state *istate, struct replay_opts *opts)
{
- if (read_cache_unmerged())
+ if (read_index_unmerged(istate))
return error_resolve_conflict(_(action_name(opts)));
error(_("your local changes would be overwritten by %s."),
@@ -466,15 +474,18 @@ static void update_abort_safety_file(void)
write_file(git_path_abort_safety_file(), "%s", "");
}
-static int fast_forward_to(const struct object_id *to, const struct object_id *from,
- int unborn, struct replay_opts *opts)
+static int fast_forward_to(struct repository *r,
+ const struct object_id *to,
+ const struct object_id *from,
+ int unborn,
+ struct replay_opts *opts)
{
struct ref_transaction *transaction;
struct strbuf sb = STRBUF_INIT;
struct strbuf err = STRBUF_INIT;
- read_cache();
- if (checkout_fast_forward(from, to, 1))
+ read_index(r->index);
+ if (checkout_fast_forward(r, from, to, 1))
return -1; /* the callee should have complained already */
strbuf_addf(&sb, _("%s: fast-forward"), _(action_name(opts)));
@@ -500,24 +511,26 @@ static int fast_forward_to(const struct object_id *to, const struct object_id *f
return 0;
}
-void append_conflicts_hint(struct strbuf *msgbuf)
+void append_conflicts_hint(struct index_state *istate,
+ struct strbuf *msgbuf)
{
int i;
strbuf_addch(msgbuf, '\n');
strbuf_commented_addf(msgbuf, "Conflicts:\n");
- for (i = 0; i < active_nr;) {
- const struct cache_entry *ce = active_cache[i++];
+ for (i = 0; i < istate->cache_nr;) {
+ const struct cache_entry *ce = istate->cache[i++];
if (ce_stage(ce)) {
strbuf_commented_addf(msgbuf, "\t%s\n", ce->name);
- while (i < active_nr && !strcmp(ce->name,
- active_cache[i]->name))
+ while (i < istate->cache_nr &&
+ !strcmp(ce->name, istate->cache[i]->name))
i++;
}
}
}
-static int do_recursive_merge(struct commit *base, struct commit *next,
+static int do_recursive_merge(struct repository *r,
+ struct commit *base, struct commit *next,
const char *base_label, const char *next_label,
struct object_id *head, struct strbuf *msgbuf,
struct replay_opts *opts)
@@ -531,7 +544,7 @@ static int do_recursive_merge(struct commit *base, struct commit *next,
if (hold_locked_index(&index_lock, LOCK_REPORT_ON_ERROR) < 0)
return -1;
- read_cache();
+ read_index(r->index);
init_merge_options(&o);
o.ancestor = base ? base_label : "(empty tree)";
@@ -542,8 +555,8 @@ static int do_recursive_merge(struct commit *base, struct commit *next,
o.show_rename_progress = 1;
head_tree = parse_tree_indirect(head);
- next_tree = next ? get_commit_tree(next) : empty_tree();
- base_tree = base ? get_commit_tree(base) : empty_tree();
+ next_tree = next ? get_commit_tree(next) : empty_tree(r);
+ base_tree = base ? get_commit_tree(base) : empty_tree(r);
for (xopt = opts->xopts; xopt != opts->xopts + opts->xopts_nr; xopt++)
parse_merge_opt(&o, *xopt);
@@ -560,7 +573,7 @@ static int do_recursive_merge(struct commit *base, struct commit *next,
return clean;
}
- if (write_locked_index(&the_index, &index_lock,
+ if (write_locked_index(r->index, &index_lock,
COMMIT_LOCK | SKIP_IF_UNCHANGED))
/*
* TRANSLATORS: %s will be "revert", "cherry-pick" or
@@ -570,34 +583,35 @@ static int do_recursive_merge(struct commit *base, struct commit *next,
_(action_name(opts)));
if (!clean)
- append_conflicts_hint(msgbuf);
+ append_conflicts_hint(r->index, msgbuf);
return !clean;
}
-static struct object_id *get_cache_tree_oid(void)
+static struct object_id *get_cache_tree_oid(struct index_state *istate)
{
- if (!active_cache_tree)
- active_cache_tree = cache_tree();
+ if (!istate->cache_tree)
+ istate->cache_tree = cache_tree();
- if (!cache_tree_fully_valid(active_cache_tree))
- if (cache_tree_update(&the_index, 0)) {
+ if (!cache_tree_fully_valid(istate->cache_tree))
+ if (cache_tree_update(istate, 0)) {
error(_("unable to update cache tree"));
return NULL;
}
- return &active_cache_tree->oid;
+ return &istate->cache_tree->oid;
}
-static int is_index_unchanged(void)
+static int is_index_unchanged(struct repository *r)
{
struct object_id head_oid, *cache_tree_oid;
struct commit *head_commit;
+ struct index_state *istate = r->index;
if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL))
return error(_("could not resolve HEAD commit"));
- head_commit = lookup_commit(the_repository, &head_oid);
+ head_commit = lookup_commit(r, &head_oid);
/*
* If head_commit is NULL, check_commit, called from
@@ -610,10 +624,10 @@ static int is_index_unchanged(void)
if (parse_commit(head_commit))
return -1;
- if (!(cache_tree_oid = get_cache_tree_oid()))
+ if (!(cache_tree_oid = get_cache_tree_oid(istate)))
return -1;
- return !oidcmp(cache_tree_oid, get_commit_tree_oid(head_commit));
+ return oideq(cache_tree_oid, get_commit_tree_oid(head_commit));
}
static int write_author_script(const char *message)
@@ -663,55 +677,131 @@ missing_author:
return res;
}
+/**
+ * Take a series of KEY='VALUE' lines where VALUE part is
+ * sq-quoted, and append <KEY, VALUE> at the end of the string list
+ */
+static int parse_key_value_squoted(char *buf, struct string_list *list)
+{
+ while (*buf) {
+ struct string_list_item *item;
+ char *np;
+ char *cp = strchr(buf, '=');
+ if (!cp) {
+ np = strchrnul(buf, '\n');
+ return error(_("no key present in '%.*s'"),
+ (int) (np - buf), buf);
+ }
+ np = strchrnul(cp, '\n');
+ *cp++ = '\0';
+ item = string_list_append(list, buf);
+
+ buf = np + (*np == '\n');
+ *np = '\0';
+ cp = sq_dequote(cp);
+ if (!cp)
+ return error(_("unable to dequote value of '%s'"),
+ item->string);
+ item->util = xstrdup(cp);
+ }
+ return 0;
+}
-/*
- * write_author_script() used to fail to terminate the last line with a "'" and
- * also escaped "'" incorrectly as "'\\\\''" rather than "'\\''". We check for
- * the terminating "'" on the last line to see how "'" has been escaped in case
- * git was upgraded while rebase was stopped.
+/**
+ * Reads and parses the state directory's "author-script" file, and sets name,
+ * email and date accordingly.
+ * Returns 0 on success, -1 if the file could not be parsed.
+ *
+ * The author script is of the format:
+ *
+ * GIT_AUTHOR_NAME='$author_name'
+ * GIT_AUTHOR_EMAIL='$author_email'
+ * GIT_AUTHOR_DATE='$author_date'
+ *
+ * where $author_name, $author_email and $author_date are quoted. We are strict
+ * with our parsing, as the file was meant to be eval'd in the old
+ * git-am.sh/git-rebase--interactive.sh scripts, and thus if the file differs
+ * from what this function expects, it is better to bail out than to do
+ * something that the user does not expect.
*/
-static int quoting_is_broken(const char *s, size_t n)
+int read_author_script(const char *path, char **name, char **email, char **date,
+ int allow_missing)
{
- /* Skip any empty lines in case the file was hand edited */
- while (n > 0 && s[--n] == '\n')
- ; /* empty */
- if (n > 0 && s[n] != '\'')
- return 1;
+ struct strbuf buf = STRBUF_INIT;
+ struct string_list kv = STRING_LIST_INIT_DUP;
+ int retval = -1; /* assume failure */
+ int i, name_i = -2, email_i = -2, date_i = -2, err = 0;
- return 0;
+ if (strbuf_read_file(&buf, path, 256) <= 0) {
+ strbuf_release(&buf);
+ if (errno == ENOENT && allow_missing)
+ return 0;
+ else
+ return error_errno(_("could not open '%s' for reading"),
+ path);
+ }
+
+ if (parse_key_value_squoted(buf.buf, &kv))
+ goto finish;
+
+ for (i = 0; i < kv.nr; i++) {
+ if (!strcmp(kv.items[i].string, "GIT_AUTHOR_NAME")) {
+ if (name_i != -2)
+ name_i = error(_("'GIT_AUTHOR_NAME' already given"));
+ else
+ name_i = i;
+ } else if (!strcmp(kv.items[i].string, "GIT_AUTHOR_EMAIL")) {
+ if (email_i != -2)
+ email_i = error(_("'GIT_AUTHOR_EMAIL' already given"));
+ else
+ email_i = i;
+ } else if (!strcmp(kv.items[i].string, "GIT_AUTHOR_DATE")) {
+ if (date_i != -2)
+ date_i = error(_("'GIT_AUTHOR_DATE' already given"));
+ else
+ date_i = i;
+ } else {
+ err = error(_("unknown variable '%s'"),
+ kv.items[i].string);
+ }
+ }
+ if (name_i == -2)
+ error(_("missing 'GIT_AUTHOR_NAME'"));
+ if (email_i == -2)
+ error(_("missing 'GIT_AUTHOR_EMAIL'"));
+ if (date_i == -2)
+ error(_("missing 'GIT_AUTHOR_DATE'"));
+ if (date_i < 0 || email_i < 0 || date_i < 0 || err)
+ goto finish;
+ *name = kv.items[name_i].util;
+ *email = kv.items[email_i].util;
+ *date = kv.items[date_i].util;
+ retval = 0;
+finish:
+ string_list_clear(&kv, !!retval);
+ strbuf_release(&buf);
+ return retval;
}
/*
- * Read a list of environment variable assignments (such as the author-script
- * file) into an environment block. Returns -1 on error, 0 otherwise.
+ * Read a GIT_AUTHOR_NAME, GIT_AUTHOR_EMAIL AND GIT_AUTHOR_DATE from a
+ * file with shell quoting into struct argv_array. Returns -1 on
+ * error, 0 otherwise.
*/
static int read_env_script(struct argv_array *env)
{
- struct strbuf script = STRBUF_INIT;
- int i, count = 0, sq_bug;
- const char *p2;
- char *p;
+ char *name, *email, *date;
- if (strbuf_read_file(&script, rebase_path_author_script(), 256) <= 0)
+ if (read_author_script(rebase_path_author_script(),
+ &name, &email, &date, 0))
return -1;
- /* write_author_script() used to quote incorrectly */
- sq_bug = quoting_is_broken(script.buf, script.len);
- for (p = script.buf; *p; p++)
- if (sq_bug && skip_prefix(p, "'\\\\''", &p2))
- strbuf_splice(&script, p - script.buf, p2 - p, "'", 1);
- else if (skip_prefix(p, "'\\''", &p2))
- strbuf_splice(&script, p - script.buf, p2 - p, "'", 1);
- else if (*p == '\'')
- strbuf_splice(&script, p-- - script.buf, 1, "", 0);
- else if (*p == '\n') {
- *p = '\0';
- count++;
- }
- for (i = 0, p = script.buf; i < count; i++) {
- argv_array_push(env, p);
- p += strlen(p) + 1;
- }
+ argv_array_pushf(env, "GIT_AUTHOR_NAME=%s", name);
+ argv_array_pushf(env, "GIT_AUTHOR_EMAIL=%s", email);
+ argv_array_pushf(env, "GIT_AUTHOR_DATE=%s", date);
+ free(name);
+ free(email);
+ free(date);
return 0;
}
@@ -731,54 +821,28 @@ static char *get_author(const char *message)
/* Read author-script and return an ident line (author <email> timestamp) */
static const char *read_author_ident(struct strbuf *buf)
{
- const char *keys[] = {
- "GIT_AUTHOR_NAME=", "GIT_AUTHOR_EMAIL=", "GIT_AUTHOR_DATE="
- };
struct strbuf out = STRBUF_INIT;
- char *in, *eol;
- const char *val[3];
- int i = 0;
-
- if (strbuf_read_file(buf, rebase_path_author_script(), 256) <= 0)
- return NULL;
-
- /* dequote values and construct ident line in-place */
- for (in = buf->buf; i < 3 && in - buf->buf < buf->len; i++) {
- if (!skip_prefix(in, keys[i], (const char **)&in)) {
- warning(_("could not parse '%s' (looking for '%s')"),
- rebase_path_author_script(), keys[i]);
- return NULL;
- }
-
- eol = strchrnul(in, '\n');
- *eol = '\0';
- if (!sq_dequote(in)) {
- warning(_("bad quoting on %s value in '%s'"),
- keys[i], rebase_path_author_script());
- return NULL;
- }
- val[i] = in;
- in = eol + 1;
- }
+ char *name, *email, *date;
- if (i < 3) {
- warning(_("could not parse '%s' (looking for '%s')"),
- rebase_path_author_script(), keys[i]);
+ if (read_author_script(rebase_path_author_script(),
+ &name, &email, &date, 0))
return NULL;
- }
/* validate date since fmt_ident() will die() on bad value */
- if (parse_date(val[2], &out)){
+ if (parse_date(date, &out)){
warning(_("invalid date format '%s' in '%s'"),
- val[2], rebase_path_author_script());
+ date, rebase_path_author_script());
strbuf_release(&out);
return NULL;
}
strbuf_reset(&out);
- strbuf_addstr(&out, fmt_ident(val[0], val[1], val[2], 0));
+ strbuf_addstr(&out, fmt_ident(name, email, date, 0));
strbuf_swap(buf, &out);
strbuf_release(&out);
+ free(name);
+ free(email);
+ free(date);
return buf->buf;
}
@@ -803,6 +867,23 @@ N_("you have staged changes in your working tree\n"
#define VERIFY_MSG (1<<4)
#define CREATE_ROOT_COMMIT (1<<5)
+static int run_command_silent_on_success(struct child_process *cmd)
+{
+ struct strbuf buf = STRBUF_INIT;
+ int rc;
+
+ cmd->stdout_to_stderr = 1;
+ rc = pipe_command(cmd,
+ NULL, 0,
+ NULL, 0,
+ &buf, 0);
+
+ if (rc)
+ fputs(buf.buf, stderr);
+ strbuf_release(&buf);
+ return rc;
+}
+
/*
* If we are cherry-pick, and if the merge did not result in
* hand-editing, we will hit this commit and inherit the original
@@ -815,7 +896,9 @@ N_("you have staged changes in your working tree\n"
* interactive rebase: in that case, we will want to retain the
* author metadata.
*/
-static int run_git_commit(const char *defmsg, struct replay_opts *opts,
+static int run_git_commit(struct repository *r,
+ const char *defmsg,
+ struct replay_opts *opts,
unsigned int flags)
{
struct child_process cmd = CHILD_PROCESS_INIT;
@@ -838,7 +921,7 @@ static int run_git_commit(const char *defmsg, struct replay_opts *opts,
if (!defmsg)
BUG("root commit without message");
- if (!(cache_tree_oid = get_cache_tree_oid()))
+ if (!(cache_tree_oid = get_cache_tree_oid(r->index)))
res = -1;
if (!res)
@@ -864,18 +947,11 @@ static int run_git_commit(const char *defmsg, struct replay_opts *opts,
cmd.git_cmd = 1;
- if (is_rebase_i(opts)) {
- if (!(flags & EDIT_MSG)) {
- cmd.stdout_to_stderr = 1;
- cmd.err = -1;
- }
-
- if (read_env_script(&cmd.env_array)) {
- const char *gpg_opt = gpg_sign_opt_quoted(opts);
+ if (is_rebase_i(opts) && read_env_script(&cmd.env_array)) {
+ const char *gpg_opt = gpg_sign_opt_quoted(opts);
- return error(_(staged_changes_advice),
- gpg_opt, gpg_opt);
- }
+ return error(_(staged_changes_advice),
+ gpg_opt, gpg_opt);
}
argv_array_push(&cmd.args, "commit");
@@ -905,21 +981,10 @@ static int run_git_commit(const char *defmsg, struct replay_opts *opts,
if (!(flags & EDIT_MSG))
argv_array_push(&cmd.args, "--allow-empty-message");
- if (cmd.err == -1) {
- /* hide stderr on success */
- struct strbuf buf = STRBUF_INIT;
- int rc = pipe_command(&cmd,
- NULL, 0,
- /* stdout is already redirected */
- NULL, 0,
- &buf, 0);
- if (rc)
- fputs(buf.buf, stderr);
- strbuf_release(&buf);
- return rc;
- }
-
- return run_command(&cmd);
+ if (is_rebase_i(opts) && !(flags & EDIT_MSG))
+ return run_command_silent_on_success(&cmd);
+ else
+ return run_command(&cmd);
}
static int rest_is_empty(const struct strbuf *sb, int start)
@@ -1065,7 +1130,9 @@ void commit_post_rewrite(const struct commit *old_head,
run_rewrite_hook(&old_head->object.oid, new_head);
}
-static int run_prepare_commit_msg_hook(struct strbuf *msg, const char *commit)
+static int run_prepare_commit_msg_hook(struct repository *r,
+ struct strbuf *msg,
+ const char *commit)
{
struct argv_array hook_env = ARGV_ARRAY_INIT;
int ret;
@@ -1075,7 +1142,7 @@ static int run_prepare_commit_msg_hook(struct strbuf *msg, const char *commit)
if (write_message(msg->buf, msg->len, name, 0))
return -1;
- argv_array_pushf(&hook_env, "GIT_INDEX_FILE=%s", get_index_file());
+ argv_array_pushf(&hook_env, "GIT_INDEX_FILE=%s", r->index_file);
argv_array_push(&hook_env, "GIT_EDITOR=:");
if (commit)
ret = run_hook_le(hook_env.argv, "prepare-commit-msg", name,
@@ -1131,7 +1198,9 @@ static const char *implicit_ident_advice(void)
}
-void print_commit_summary(const char *prefix, const struct object_id *oid,
+void print_commit_summary(struct repository *r,
+ const char *prefix,
+ const struct object_id *oid,
unsigned int flags)
{
struct rev_info rev;
@@ -1142,7 +1211,7 @@ void print_commit_summary(const char *prefix, const struct object_id *oid,
struct strbuf author_ident = STRBUF_INIT;
struct strbuf committer_ident = STRBUF_INIT;
- commit = lookup_commit(the_repository, oid);
+ commit = lookup_commit(r, oid);
if (!commit)
die(_("couldn't look up newly created commit"));
if (parse_commit(commit))
@@ -1175,7 +1244,7 @@ void print_commit_summary(const char *prefix, const struct object_id *oid,
strbuf_release(&author_ident);
strbuf_release(&committer_ident);
- init_revisions(&rev, prefix);
+ repo_init_revisions(r, &rev, prefix);
setup_revisions(0, NULL, &rev, NULL);
rev.diff = 1;
@@ -1209,7 +1278,7 @@ void print_commit_summary(const char *prefix, const struct object_id *oid,
strbuf_release(&format);
}
-static int parse_head(struct commit **head)
+static int parse_head(struct repository *r, struct commit **head)
{
struct commit *current_head;
struct object_id oid;
@@ -1217,10 +1286,10 @@ static int parse_head(struct commit **head)
if (get_oid("HEAD", &oid)) {
current_head = NULL;
} else {
- current_head = lookup_commit_reference(the_repository, &oid);
+ current_head = lookup_commit_reference(r, &oid);
if (!current_head)
return error(_("could not parse HEAD"));
- if (oidcmp(&oid, &current_head->object.oid)) {
+ if (!oideq(&oid, &current_head->object.oid)) {
warning(_("HEAD %s is not a commit!"),
oid_to_hex(&oid));
}
@@ -1241,7 +1310,8 @@ static int parse_head(struct commit **head)
* 0 - success
* 1 - run 'git commit'
*/
-static int try_to_commit(struct strbuf *msg, const char *author,
+static int try_to_commit(struct repository *r,
+ struct strbuf *msg, const char *author,
struct replay_opts *opts, unsigned int flags,
struct object_id *oid)
{
@@ -1256,7 +1326,7 @@ static int try_to_commit(struct strbuf *msg, const char *author,
enum commit_msg_cleanup_mode cleanup;
int res = 0;
- if (parse_head(&current_head))
+ if (parse_head(r, &current_head))
return -1;
if (flags & AMEND_MSG) {
@@ -1285,20 +1355,20 @@ static int try_to_commit(struct strbuf *msg, const char *author,
commit_list_insert(current_head, &parents);
}
- if (write_index_as_tree(&tree, &the_index, get_index_file(), 0, NULL)) {
+ if (write_index_as_tree(&tree, r->index, r->index_file, 0, NULL)) {
res = error(_("git write-tree failed to write a tree"));
goto out;
}
- if (!(flags & ALLOW_EMPTY) && !oidcmp(current_head ?
- get_commit_tree_oid(current_head) :
- the_hash_algo->empty_tree, &tree)) {
+ if (!(flags & ALLOW_EMPTY) && oideq(current_head ?
+ get_commit_tree_oid(current_head) :
+ the_hash_algo->empty_tree, &tree)) {
res = 1; /* run 'git commit' to display error message */
goto out;
}
if (find_hook("prepare-commit-msg")) {
- res = run_prepare_commit_msg_hook(msg, hook_commit);
+ res = run_prepare_commit_msg_hook(r, msg, hook_commit);
if (res)
goto out;
if (strbuf_read_file(&commit_msg, git_path_commit_editmsg(),
@@ -1347,7 +1417,8 @@ out:
return res;
}
-static int do_commit(const char *msg_file, const char *author,
+static int do_commit(struct repository *r,
+ const char *msg_file, const char *author,
struct replay_opts *opts, unsigned int flags)
{
int res = 1;
@@ -1362,20 +1433,20 @@ static int do_commit(const char *msg_file, const char *author,
"from '%s'"),
msg_file);
- res = try_to_commit(msg_file ? &sb : NULL, author, opts, flags,
- &oid);
+ res = try_to_commit(r, msg_file ? &sb : NULL,
+ author, opts, flags, &oid);
strbuf_release(&sb);
if (!res) {
- unlink(git_path_cherry_pick_head(the_repository));
- unlink(git_path_merge_msg(the_repository));
+ unlink(git_path_cherry_pick_head(r));
+ unlink(git_path_merge_msg(r));
if (!is_rebase_i(opts))
- print_commit_summary(NULL, &oid,
+ print_commit_summary(r, NULL, &oid,
SUMMARY_SHOW_AUTHOR_DATE);
return res;
}
}
if (res == 1)
- return run_git_commit(msg_file, opts, flags);
+ return run_git_commit(r, msg_file, opts, flags);
return res;
}
@@ -1397,13 +1468,15 @@ static int is_original_commit_empty(struct commit *commit)
ptree_oid = the_hash_algo->empty_tree; /* commit is root */
}
- return !oidcmp(ptree_oid, get_commit_tree_oid(commit));
+ return oideq(ptree_oid, get_commit_tree_oid(commit));
}
/*
* Do we run "git commit" with "--allow-empty"?
*/
-static int allow_empty(struct replay_opts *opts, struct commit *commit)
+static int allow_empty(struct repository *r,
+ struct replay_opts *opts,
+ struct commit *commit)
{
int index_unchanged, empty_commit;
@@ -1420,7 +1493,7 @@ static int allow_empty(struct replay_opts *opts, struct commit *commit)
if (!opts->allow_empty)
return 0; /* let "git commit" barf as necessary */
- index_unchanged = is_index_unchanged();
+ index_unchanged = is_index_unchanged(r);
if (index_unchanged < 0)
return index_unchanged;
if (!index_unchanged)
@@ -1453,6 +1526,7 @@ enum todo_command {
TODO_SQUASH,
/* commands that do something else than handling a single commit */
TODO_EXEC,
+ TODO_BREAK,
TODO_LABEL,
TODO_RESET,
TODO_MERGE,
@@ -1474,6 +1548,7 @@ static struct {
{ 'f', "fixup" },
{ 's', "squash" },
{ 'x', "exec" },
+ { 'b', "break" },
{ 'l', "label" },
{ 't', "reset" },
{ 'm', "merge" },
@@ -1522,8 +1597,10 @@ static int is_pick_or_similar(enum todo_command command)
}
}
-static int update_squash_messages(enum todo_command command,
- struct commit *commit, struct replay_opts *opts)
+static int update_squash_messages(struct repository *r,
+ enum todo_command command,
+ struct commit *commit,
+ struct replay_opts *opts)
{
struct strbuf buf = STRBUF_INIT;
int res;
@@ -1552,7 +1629,7 @@ static int update_squash_messages(enum todo_command command,
if (get_oid("HEAD", &head))
return error(_("need a HEAD to fixup"));
- if (!(head_commit = lookup_commit_reference(the_repository, &head)))
+ if (!(head_commit = lookup_commit_reference(r, &head)))
return error(_("could not read HEAD"));
if (!(head_message = get_commit_buffer(head_commit, NULL)))
return error(_("could not read HEAD's commit message"));
@@ -1613,7 +1690,8 @@ static int update_squash_messages(enum todo_command command,
return res;
}
-static void flush_rewritten_pending(void) {
+static void flush_rewritten_pending(void)
+{
struct strbuf buf = STRBUF_INIT;
struct object_id newoid;
FILE *out;
@@ -1638,7 +1716,8 @@ static void flush_rewritten_pending(void) {
}
static void record_in_rewritten(struct object_id *oid,
- enum todo_command next_command) {
+ enum todo_command next_command)
+{
FILE *out = fopen_or_warn(rebase_path_rewritten_pending(), "a");
if (!out)
@@ -1651,11 +1730,14 @@ static void record_in_rewritten(struct object_id *oid,
flush_rewritten_pending();
}
-static int do_pick_commit(enum todo_command command, struct commit *commit,
- struct replay_opts *opts, int final_fixup)
+static int do_pick_commit(struct repository *r,
+ enum todo_command command,
+ struct commit *commit,
+ struct replay_opts *opts,
+ int final_fixup)
{
unsigned int flags = opts->edit ? EDIT_MSG : 0;
- const char *msg_file = opts->edit ? NULL : git_path_merge_msg(the_repository);
+ const char *msg_file = opts->edit ? NULL : git_path_merge_msg(r);
struct object_id head;
struct commit *base, *next, *parent;
const char *base_label, *next_label;
@@ -1671,24 +1753,24 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
* that represents the "current" state for merge-recursive
* to work on.
*/
- if (write_index_as_tree(&head, &the_index, get_index_file(), 0, NULL))
+ if (write_index_as_tree(&head, r->index, r->index_file, 0, NULL))
return error(_("your index file is unmerged."));
} else {
unborn = get_oid("HEAD", &head);
/* Do we want to generate a root commit? */
if (is_pick_or_similar(command) && opts->have_squash_onto &&
- !oidcmp(&head, &opts->squash_onto)) {
+ oideq(&head, &opts->squash_onto)) {
if (is_fixup(command))
return error(_("cannot fixup root commit"));
flags |= CREATE_ROOT_COMMIT;
unborn = 1;
} else if (unborn)
oidcpy(&head, the_hash_algo->empty_tree);
- if (index_differs_from(unborn ? empty_tree_oid_hex() : "HEAD",
+ if (index_differs_from(r, unborn ? empty_tree_oid_hex() : "HEAD",
NULL, 0))
- return error_dirty_index(opts);
+ return error_dirty_index(r->index, opts);
}
- discard_cache();
+ discard_index(r->index);
if (!commit->parents)
parent = NULL;
@@ -1709,9 +1791,13 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
return error(_("commit %s does not have parent %d"),
oid_to_hex(&commit->object.oid), opts->mainline);
parent = p->item;
- } else if (0 < opts->mainline)
- return error(_("mainline was specified but commit %s is not a merge."),
- oid_to_hex(&commit->object.oid));
+ } else if (1 < opts->mainline)
+ /*
+ * Non-first parent explicitly specified as mainline for
+ * non-merge commit
+ */
+ return error(_("commit %s does not have parent %d"),
+ oid_to_hex(&commit->object.oid), opts->mainline);
else
parent = commit->parents->item;
@@ -1720,11 +1806,11 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
oid_to_hex(&commit->object.oid));
if (opts->allow_ff && !is_fixup(command) &&
- ((parent && !oidcmp(&parent->object.oid, &head)) ||
+ ((parent && oideq(&parent->object.oid, &head)) ||
(!parent && unborn))) {
if (is_rebase_i(opts))
write_author_script(msg.message);
- res = fast_forward_to(&commit->object.oid, &head, unborn,
+ res = fast_forward_to(r, &commit->object.oid, &head, unborn,
opts);
if (res || command != TODO_REWORD)
goto leave;
@@ -1788,7 +1874,7 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
if (command == TODO_REWORD)
flags |= EDIT_MSG | VERIFY_MSG;
else if (is_fixup(command)) {
- if (update_squash_messages(command, commit, opts))
+ if (update_squash_messages(r, command, commit, opts))
return -1;
flags |= AMEND_MSG;
if (!final_fixup)
@@ -1797,12 +1883,12 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
flags |= CLEANUP_MSG;
msg_file = rebase_path_fixup_msg();
} else {
- const char *dest = git_path_squash_msg(the_repository);
+ const char *dest = git_path_squash_msg(r);
unlink(dest);
if (copy_file(dest, rebase_path_squash_msg(), 0666))
return error(_("could not rename '%s' to '%s'"),
rebase_path_squash_msg(), dest);
- unlink(git_path_merge_msg(the_repository));
+ unlink(git_path_merge_msg(r));
msg_file = dest;
flags |= EDIT_MSG;
}
@@ -1814,23 +1900,23 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
if (is_rebase_i(opts) && write_author_script(msg.message) < 0)
res = -1;
else if (!opts->strategy || !strcmp(opts->strategy, "recursive") || command == TODO_REVERT) {
- res = do_recursive_merge(base, next, base_label, next_label,
+ res = do_recursive_merge(r, base, next, base_label, next_label,
&head, &msgbuf, opts);
if (res < 0)
goto leave;
res |= write_message(msgbuf.buf, msgbuf.len,
- git_path_merge_msg(the_repository), 0);
+ git_path_merge_msg(r), 0);
} else {
struct commit_list *common = NULL;
struct commit_list *remotes = NULL;
res = write_message(msgbuf.buf, msgbuf.len,
- git_path_merge_msg(the_repository), 0);
+ git_path_merge_msg(r), 0);
commit_list_insert(base, &common);
commit_list_insert(next, &remotes);
- res |= try_merge_command(opts->strategy,
+ res |= try_merge_command(r, opts->strategy,
opts->xopts_nr, (const char **)opts->xopts,
common, oid_to_hex(&head), remotes);
free_commit_list(common);
@@ -1858,12 +1944,12 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
? _("could not revert %s... %s")
: _("could not apply %s... %s"),
short_commit_name(commit), msg.subject);
- print_advice(res == 1, opts);
- rerere(opts->allow_rerere_auto);
+ print_advice(r, res == 1, opts);
+ repo_rerere(r, opts->allow_rerere_auto);
goto leave;
}
- allow = allow_empty(opts, commit);
+ allow = allow_empty(r, opts, commit);
if (allow < 0) {
res = allow;
goto leave;
@@ -1872,7 +1958,7 @@ static int do_pick_commit(enum todo_command command, struct commit *commit,
if (!opts->no_commit) {
fast_forward_edit:
if (author || command == TODO_REVERT || (flags & AMEND_MSG))
- res = do_commit(msg_file, author, opts, flags);
+ res = do_commit(r, msg_file, author, opts, flags);
else
res = error(_("unable to parse commit author"));
}
@@ -1908,18 +1994,19 @@ static int prepare_revs(struct replay_opts *opts)
return 0;
}
-static int read_and_refresh_cache(struct replay_opts *opts)
+static int read_and_refresh_cache(struct repository *r,
+ struct replay_opts *opts)
{
struct lock_file index_lock = LOCK_INIT;
int index_fd = hold_locked_index(&index_lock, 0);
- if (read_index_preload(&the_index, NULL) < 0) {
+ if (read_index(r->index) < 0) {
rollback_lock_file(&index_lock);
return error(_("git %s: failed to read the index"),
_(action_name(opts)));
}
- refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, NULL, NULL, NULL);
+ refresh_index(r->index, REFRESH_QUIET|REFRESH_UNMERGED, NULL, NULL, NULL);
if (index_fd >= 0) {
- if (write_locked_index(&the_index, &index_lock,
+ if (write_locked_index(r->index, &index_lock,
COMMIT_LOCK | SKIP_IF_UNCHANGED)) {
return error(_("git %s: failed to refresh the index"),
_(action_name(opts)));
@@ -1964,7 +2051,8 @@ static struct todo_item *append_new_todo(struct todo_list *todo_list)
return todo_list->items + todo_list->nr++;
}
-static int parse_insn_line(struct todo_item *item, const char *bol, char *eol)
+static int parse_insn_line(struct repository *r, struct todo_item *item,
+ const char *bol, char *eol)
{
struct object_id commit_oid;
char *end_of_object_name;
@@ -1987,7 +2075,8 @@ static int parse_insn_line(struct todo_item *item, const char *bol, char *eol)
if (skip_prefix(bol, todo_command_info[i].str, &bol)) {
item->command = i;
break;
- } else if (bol[1] == ' ' && *bol == todo_command_info[i].c) {
+ } else if ((bol + 1 == eol || bol[1] == ' ') &&
+ *bol == todo_command_info[i].c) {
bol++;
item->command = i;
break;
@@ -1999,7 +2088,7 @@ static int parse_insn_line(struct todo_item *item, const char *bol, char *eol)
padding = strspn(bol, " \t");
bol += padding;
- if (item->command == TODO_NOOP) {
+ if (item->command == TODO_NOOP || item->command == TODO_BREAK) {
if (bol != eol)
return error(_("%s does not accept arguments: '%s'"),
command_to_string(item->command), bol);
@@ -2048,11 +2137,12 @@ static int parse_insn_line(struct todo_item *item, const char *bol, char *eol)
if (status < 0)
return -1;
- item->commit = lookup_commit_reference(the_repository, &commit_oid);
+ item->commit = lookup_commit_reference(r, &commit_oid);
return !item->commit;
}
-static int parse_insn_buffer(char *buf, struct todo_list *todo_list)
+static int parse_insn_buffer(struct repository *r, char *buf,
+ struct todo_list *todo_list)
{
struct todo_item *item;
char *p = buf, *next_p;
@@ -2068,7 +2158,7 @@ static int parse_insn_buffer(char *buf, struct todo_list *todo_list)
item = append_new_todo(todo_list);
item->offset_in_buf = p - todo_list->buf.buf;
- if (parse_insn_line(item, p, eol)) {
+ if (parse_insn_line(r, item, p, eol)) {
res = error(_("invalid line %d: %.*s"),
i, (int)(eol - p), p);
item->command = TODO_NOOP;
@@ -2129,8 +2219,9 @@ static ssize_t strbuf_read_file_or_whine(struct strbuf *sb, const char *path)
return len;
}
-static int read_populate_todo(struct todo_list *todo_list,
- struct replay_opts *opts)
+static int read_populate_todo(struct repository *r,
+ struct todo_list *todo_list,
+ struct replay_opts *opts)
{
struct stat st;
const char *todo_file = get_todo_path(opts);
@@ -2145,7 +2236,7 @@ static int read_populate_todo(struct todo_list *todo_list,
return error(_("could not stat '%s'"), todo_file);
fill_stat_data(&todo_list->stat, &st);
- res = parse_insn_buffer(todo_list->buf.buf, todo_list);
+ res = parse_insn_buffer(r, todo_list->buf.buf, todo_list);
if (res) {
if (is_rebase_i(opts))
return error(_("please fix this using "
@@ -2176,7 +2267,7 @@ static int read_populate_todo(struct todo_list *todo_list,
FILE *f = fopen_or_warn(rebase_path_msgtotal(), "w");
if (strbuf_read_file(&done.buf, rebase_path_done(), 0) > 0 &&
- !parse_insn_buffer(done.buf.buf, &done))
+ !parse_insn_buffer(r, done.buf.buf, &done))
todo_list->done_nr = count_commands(&done);
else
todo_list->done_nr = 0;
@@ -2243,21 +2334,14 @@ static int populate_opts_cb(const char *key, const char *value, void *data)
return 0;
}
-static void read_strategy_opts(struct replay_opts *opts, struct strbuf *buf)
+void parse_strategy_opts(struct replay_opts *opts, char *raw_opts)
{
int i;
- char *strategy_opts_string;
+ char *strategy_opts_string = raw_opts;
- strbuf_reset(buf);
- if (!read_oneliner(buf, rebase_path_strategy(), 0))
- return;
- opts->strategy = strbuf_detach(buf, NULL);
- if (!read_oneliner(buf, rebase_path_strategy_opts(), 0))
- return;
-
- strategy_opts_string = buf->buf;
if (*strategy_opts_string == ' ')
strategy_opts_string++;
+
opts->xopts_nr = split_cmdline(strategy_opts_string,
(const char ***)&opts->xopts);
for (i = 0; i < opts->xopts_nr; i++) {
@@ -2268,6 +2352,18 @@ static void read_strategy_opts(struct replay_opts *opts, struct strbuf *buf)
}
}
+static void read_strategy_opts(struct replay_opts *opts, struct strbuf *buf)
+{
+ strbuf_reset(buf);
+ if (!read_oneliner(buf, rebase_path_strategy(), 0))
+ return;
+ opts->strategy = strbuf_detach(buf, NULL);
+ if (!read_oneliner(buf, rebase_path_strategy_opts(), 0))
+ return;
+
+ parse_strategy_opts(opts, buf->buf);
+}
+
static int read_populate_opts(struct replay_opts *opts)
{
if (is_rebase_i(opts)) {
@@ -2299,6 +2395,9 @@ static int read_populate_opts(struct replay_opts *opts)
opts->signoff = 1;
}
+ if (file_exists(rebase_path_reschedule_failed_exec()))
+ opts->reschedule_failed_exec = 1;
+
read_strategy_opts(opts, &buf);
strbuf_release(&buf);
@@ -2335,6 +2434,57 @@ static int read_populate_opts(struct replay_opts *opts)
return 0;
}
+static void write_strategy_opts(struct replay_opts *opts)
+{
+ int i;
+ struct strbuf buf = STRBUF_INIT;
+
+ for (i = 0; i < opts->xopts_nr; ++i)
+ strbuf_addf(&buf, " --%s", opts->xopts[i]);
+
+ write_file(rebase_path_strategy_opts(), "%s\n", buf.buf);
+ strbuf_release(&buf);
+}
+
+int write_basic_state(struct replay_opts *opts, const char *head_name,
+ const char *onto, const char *orig_head)
+{
+ const char *quiet = getenv("GIT_QUIET");
+
+ if (head_name)
+ write_file(rebase_path_head_name(), "%s\n", head_name);
+ if (onto)
+ write_file(rebase_path_onto(), "%s\n", onto);
+ if (orig_head)
+ write_file(rebase_path_orig_head(), "%s\n", orig_head);
+
+ if (quiet)
+ write_file(rebase_path_quiet(), "%s\n", quiet);
+ else
+ write_file(rebase_path_quiet(), "\n");
+
+ if (opts->verbose)
+ write_file(rebase_path_verbose(), "%s", "");
+ if (opts->strategy)
+ write_file(rebase_path_strategy(), "%s\n", opts->strategy);
+ if (opts->xopts_nr > 0)
+ write_strategy_opts(opts);
+
+ if (opts->allow_rerere_auto == RERERE_AUTOUPDATE)
+ write_file(rebase_path_allow_rerere_autoupdate(), "--rerere-autoupdate\n");
+ else if (opts->allow_rerere_auto == RERERE_NOAUTOUPDATE)
+ write_file(rebase_path_allow_rerere_autoupdate(), "--no-rerere-autoupdate\n");
+
+ if (opts->gpg_sign)
+ write_file(rebase_path_gpg_sign_opt(), "-S%s\n", opts->gpg_sign);
+ if (opts->signoff)
+ write_file(rebase_path_signoff(), "--signoff\n");
+ if (opts->reschedule_failed_exec)
+ write_file(rebase_path_reschedule_failed_exec(), "%s", "");
+
+ return 0;
+}
+
static int walk_revs_populate_todo(struct todo_list *todo_list,
struct replay_opts *opts)
{
@@ -2425,7 +2575,7 @@ static int rollback_is_safe(void)
if (get_oid("HEAD", &actual_head))
oidclr(&actual_head);
- return !oidcmp(&actual_head, &expected_head);
+ return oideq(&actual_head, &expected_head);
}
static int reset_for_rollback(const struct object_id *oid)
@@ -2439,12 +2589,12 @@ static int reset_for_rollback(const struct object_id *oid)
return run_command_v_opt(argv, RUN_GIT_CMD);
}
-static int rollback_single_pick(void)
+static int rollback_single_pick(struct repository *r)
{
struct object_id head_oid;
- if (!file_exists(git_path_cherry_pick_head(the_repository)) &&
- !file_exists(git_path_revert_head(the_repository)))
+ if (!file_exists(git_path_cherry_pick_head(r)) &&
+ !file_exists(git_path_revert_head(r)))
return error(_("no cherry-pick or revert in progress"));
if (read_ref_full("HEAD", 0, &head_oid, NULL))
return error(_("cannot resolve HEAD"));
@@ -2453,7 +2603,7 @@ static int rollback_single_pick(void)
return reset_for_rollback(&head_oid);
}
-int sequencer_rollback(struct replay_opts *opts)
+int sequencer_rollback(struct repository *r, struct replay_opts *opts)
{
FILE *f;
struct object_id oid;
@@ -2467,7 +2617,7 @@ int sequencer_rollback(struct replay_opts *opts)
* If CHERRY_PICK_HEAD or REVERT_HEAD indicates
* a single-cherry-pick in progress, abort that.
*/
- return rollback_single_pick();
+ return rollback_single_pick(r);
}
if (!f)
return error_errno(_("cannot open '%s'"), git_path_head_file());
@@ -2582,7 +2732,9 @@ static int save_opts(struct replay_opts *opts)
return res;
}
-static int make_patch(struct commit *commit, struct replay_opts *opts)
+static int make_patch(struct repository *r,
+ struct commit *commit,
+ struct replay_opts *opts)
{
struct strbuf buf = STRBUF_INIT;
struct rev_info log_tree_opt;
@@ -2598,7 +2750,7 @@ static int make_patch(struct commit *commit, struct replay_opts *opts)
strbuf_addf(&buf, "%s/patch", get_dir(opts));
memset(&log_tree_opt, 0, sizeof(log_tree_opt));
- init_revisions(&log_tree_opt, NULL);
+ repo_init_revisions(r, &log_tree_opt, NULL);
log_tree_opt.abbrev = 0;
log_tree_opt.diff = 1;
log_tree_opt.diffopt.output_format = DIFF_FORMAT_PATCH;
@@ -2638,17 +2790,19 @@ static int intend_to_amend(void)
return write_message(p, strlen(p), rebase_path_amend(), 1);
}
-static int error_with_patch(struct commit *commit,
- const char *subject, int subject_len,
- struct replay_opts *opts, int exit_code, int to_amend)
+static int error_with_patch(struct repository *r,
+ struct commit *commit,
+ const char *subject, int subject_len,
+ struct replay_opts *opts,
+ int exit_code, int to_amend)
{
if (commit) {
- if (make_patch(commit, opts))
+ if (make_patch(r, commit, opts))
return -1;
} else if (copy_file(rebase_path_message(),
- git_path_merge_msg(the_repository), 0666))
+ git_path_merge_msg(r), 0666))
return error(_("unable to copy '%s' to '%s'"),
- git_path_merge_msg(the_repository), rebase_path_message());
+ git_path_merge_msg(r), rebase_path_message());
if (to_amend) {
if (intend_to_amend())
@@ -2679,21 +2833,24 @@ static int error_with_patch(struct commit *commit,
return exit_code;
}
-static int error_failed_squash(struct commit *commit,
- struct replay_opts *opts, int subject_len, const char *subject)
+static int error_failed_squash(struct repository *r,
+ struct commit *commit,
+ struct replay_opts *opts,
+ int subject_len,
+ const char *subject)
{
if (copy_file(rebase_path_message(), rebase_path_squash_msg(), 0666))
return error(_("could not copy '%s' to '%s'"),
rebase_path_squash_msg(), rebase_path_message());
- unlink(git_path_merge_msg(the_repository));
- if (copy_file(git_path_merge_msg(the_repository), rebase_path_message(), 0666))
+ unlink(git_path_merge_msg(r));
+ if (copy_file(git_path_merge_msg(r), rebase_path_message(), 0666))
return error(_("could not copy '%s' to '%s'"),
rebase_path_message(),
- git_path_merge_msg(the_repository));
- return error_with_patch(commit, subject, subject_len, opts, 1, 0);
+ git_path_merge_msg(r));
+ return error_with_patch(r, commit, subject, subject_len, opts, 1, 0);
}
-static int do_exec(const char *command_line)
+static int do_exec(struct repository *r, const char *command_line)
{
struct argv_array child_env = ARGV_ARRAY_INIT;
const char *child_argv[] = { NULL, NULL };
@@ -2708,10 +2865,10 @@ static int do_exec(const char *command_line)
child_env.argv);
/* force re-reading of the cache */
- if (discard_cache() < 0 || read_cache() < 0)
+ if (discard_index(r->index) < 0 || read_index(r->index) < 0)
return error(_("could not read index"));
- dirty = require_clean_work_tree("rebase", NULL, 1, 1);
+ dirty = require_clean_work_tree(r, "rebase", NULL, 1, 1);
if (status) {
warning(_("execution failed: %s\n%s"
@@ -2777,9 +2934,9 @@ static int safe_append(const char *filename, const char *fmt, ...)
return 0;
}
-static int do_label(const char *name, int len)
+static int do_label(struct repository *r, const char *name, int len)
{
- struct ref_store *refs = get_main_ref_store(the_repository);
+ struct ref_store *refs = get_main_ref_store(r);
struct ref_transaction *transaction;
struct strbuf ref_name = STRBUF_INIT, err = STRBUF_INIT;
struct strbuf msg = STRBUF_INIT;
@@ -2820,7 +2977,9 @@ static int do_label(const char *name, int len)
static const char *reflog_message(struct replay_opts *opts,
const char *sub_action, const char *fmt, ...);
-static int do_reset(const char *name, int len, struct replay_opts *opts)
+static int do_reset(struct repository *r,
+ const char *name, int len,
+ struct replay_opts *opts)
{
struct strbuf ref_name = STRBUF_INIT;
struct object_id oid;
@@ -2828,7 +2987,7 @@ static int do_reset(const char *name, int len, struct replay_opts *opts)
struct tree_desc desc;
struct tree *tree;
struct unpack_trees_options unpack_tree_opts;
- int ret = 0, i;
+ int ret = 0;
if (hold_locked_index(&lock, LOCK_REPORT_ON_ERROR) < 0)
return -1;
@@ -2848,10 +3007,13 @@ static int do_reset(const char *name, int len, struct replay_opts *opts)
}
oidcpy(&oid, &opts->squash_onto);
} else {
+ int i;
+
/* Determine the length of the label */
for (i = 0; i < len; i++)
if (isspace(name[i]))
- len = i;
+ break;
+ len = i;
strbuf_addf(&ref_name, "refs/rewritten/%.*s", len, name);
if (get_oid(ref_name.buf, &oid) &&
@@ -2866,13 +3028,13 @@ static int do_reset(const char *name, int len, struct replay_opts *opts)
memset(&unpack_tree_opts, 0, sizeof(unpack_tree_opts));
setup_unpack_trees_porcelain(&unpack_tree_opts, "reset");
unpack_tree_opts.head_idx = 1;
- unpack_tree_opts.src_index = &the_index;
- unpack_tree_opts.dst_index = &the_index;
+ unpack_tree_opts.src_index = r->index;
+ unpack_tree_opts.dst_index = r->index;
unpack_tree_opts.fn = oneway_merge;
unpack_tree_opts.merge = 1;
unpack_tree_opts.update = 1;
- if (read_cache_unmerged()) {
+ if (read_index_unmerged(r->index)) {
rollback_lock_file(&lock);
strbuf_release(&ref_name);
return error_resolve_conflict(_(action_name(opts)));
@@ -2894,9 +3056,9 @@ static int do_reset(const char *name, int len, struct replay_opts *opts)
}
tree = parse_tree_indirect(&oid);
- prime_cache_tree(&the_index, tree);
+ prime_cache_tree(r, r->index, tree);
- if (write_locked_index(&the_index, &lock, COMMIT_LOCK) < 0)
+ if (write_locked_index(r->index, &lock, COMMIT_LOCK) < 0)
ret = error(_("could not write index"));
free((void *)desc.buffer);
@@ -2929,7 +3091,9 @@ static struct commit *lookup_label(const char *label, int len,
return commit;
}
-static int do_merge(struct commit *commit, const char *arg, int arg_len,
+static int do_merge(struct repository *r,
+ struct commit *commit,
+ const char *arg, int arg_len,
int flags, struct replay_opts *opts)
{
int run_commit_flags = (flags & TODO_EDIT_MERGE_MSG) ?
@@ -2986,7 +3150,7 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
}
if (opts->have_squash_onto &&
- !oidcmp(&head_commit->object.oid, &opts->squash_onto)) {
+ oideq(&head_commit->object.oid, &opts->squash_onto)) {
/*
* When the user tells us to "merge" something into a
* "[new root]", let's simply fast-forward to the merge head.
@@ -2996,7 +3160,7 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
ret = error(_("octopus merge cannot be executed on "
"top of a [new root]"));
else
- ret = fast_forward_to(&to_merge->item->object.oid,
+ ret = fast_forward_to(r, &to_merge->item->object.oid,
&head_commit->object.oid, 0,
opts);
goto leave_merge;
@@ -3015,11 +3179,11 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
write_author_script(message);
find_commit_subject(message, &body);
len = strlen(body);
- ret = write_message(body, len, git_path_merge_msg(the_repository), 0);
+ ret = write_message(body, len, git_path_merge_msg(r), 0);
unuse_commit_buffer(commit, message);
if (ret) {
error_errno(_("could not write '%s'"),
- git_path_merge_msg(the_repository));
+ git_path_merge_msg(r));
goto leave_merge;
}
} else {
@@ -3041,11 +3205,11 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
len = buf.len;
}
- ret = write_message(p, len, git_path_merge_msg(the_repository), 0);
+ ret = write_message(p, len, git_path_merge_msg(r), 0);
strbuf_release(&buf);
if (ret) {
error_errno(_("could not write '%s'"),
- git_path_merge_msg(the_repository));
+ git_path_merge_msg(r));
goto leave_merge;
}
}
@@ -3055,8 +3219,8 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
* commit, we cannot fast-forward.
*/
can_fast_forward = opts->allow_ff && commit && commit->parents &&
- !oidcmp(&commit->parents->item->object.oid,
- &head_commit->object.oid);
+ oideq(&commit->parents->item->object.oid,
+ &head_commit->object.oid);
/*
* If any merge head is different from the original one, we cannot
@@ -3066,7 +3230,7 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
struct commit_list *p = commit->parents->next;
for (j = to_merge; j && p; j = j->next, p = p->next)
- if (oidcmp(&j->item->object.oid,
+ if (!oideq(&j->item->object.oid,
&p->item->object.oid)) {
can_fast_forward = 0;
break;
@@ -3081,7 +3245,7 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
if (can_fast_forward) {
rollback_lock_file(&lock);
- ret = fast_forward_to(&commit->object.oid,
+ ret = fast_forward_to(r, &commit->object.oid,
&head_commit->object.oid, 0, opts);
goto leave_merge;
}
@@ -3106,7 +3270,7 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
argv_array_push(&cmd.args, "--no-log");
argv_array_push(&cmd.args, "--no-stat");
argv_array_push(&cmd.args, "-F");
- argv_array_push(&cmd.args, git_path_merge_msg(the_repository));
+ argv_array_push(&cmd.args, git_path_merge_msg(r));
if (opts->gpg_sign)
argv_array_push(&cmd.args, opts->gpg_sign);
@@ -3116,36 +3280,37 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
oid_to_hex(&j->item->object.oid));
strbuf_release(&ref_name);
- unlink(git_path_cherry_pick_head(the_repository));
+ unlink(git_path_cherry_pick_head(r));
rollback_lock_file(&lock);
rollback_lock_file(&lock);
ret = run_command(&cmd);
/* force re-reading of the cache */
- if (!ret && (discard_cache() < 0 || read_cache() < 0))
+ if (!ret && (discard_index(r->index) < 0 ||
+ read_index(r->index) < 0))
ret = error(_("could not read index"));
goto leave_merge;
}
merge_commit = to_merge->item;
- write_message(oid_to_hex(&merge_commit->object.oid), GIT_SHA1_HEXSZ,
- git_path_merge_head(the_repository), 0);
- write_message("no-ff", 5, git_path_merge_mode(the_repository), 0);
-
bases = get_merge_bases(head_commit, merge_commit);
- if (bases && !oidcmp(&merge_commit->object.oid,
- &bases->item->object.oid)) {
+ if (bases && oideq(&merge_commit->object.oid,
+ &bases->item->object.oid)) {
ret = 0;
/* skip merging an ancestor of HEAD */
goto leave_merge;
}
+ write_message(oid_to_hex(&merge_commit->object.oid), GIT_SHA1_HEXSZ,
+ git_path_merge_head(r), 0);
+ write_message("no-ff", 5, git_path_merge_mode(r), 0);
+
for (j = bases; j; j = j->next)
commit_list_insert(j->item, &reversed);
free_commit_list(bases);
- read_cache();
+ read_index(r->index);
init_merge_options(&o);
o.branch1 = "HEAD";
o.branch2 = ref_name.buf;
@@ -3170,23 +3335,23 @@ static int do_merge(struct commit *commit, const char *arg, int arg_len,
*/
ret = !ret;
- if (active_cache_changed &&
- write_locked_index(&the_index, &lock, COMMIT_LOCK)) {
+ if (r->index->cache_changed &&
+ write_locked_index(r->index, &lock, COMMIT_LOCK)) {
ret = error(_("merge: Unable to write new index file"));
goto leave_merge;
}
rollback_lock_file(&lock);
if (ret)
- rerere(opts->allow_rerere_auto);
+ repo_rerere(r, opts->allow_rerere_auto);
else
/*
* In case of problems, we now want to return a positive
* value (a negative one would indicate that the `merge`
* command needs to be rescheduled).
*/
- ret = !!run_git_commit(git_path_merge_msg(the_repository), opts,
- run_commit_flags);
+ ret = !!run_git_commit(r, git_path_merge_msg(r), opts,
+ run_commit_flags);
leave_merge:
strbuf_release(&ref_name);
@@ -3285,6 +3450,73 @@ static const char *reflog_message(struct replay_opts *opts,
return buf.buf;
}
+static int run_git_checkout(struct replay_opts *opts, const char *commit,
+ const char *action)
+{
+ struct child_process cmd = CHILD_PROCESS_INIT;
+
+ cmd.git_cmd = 1;
+
+ argv_array_push(&cmd.args, "checkout");
+ argv_array_push(&cmd.args, commit);
+ argv_array_pushf(&cmd.env_array, GIT_REFLOG_ACTION "=%s", action);
+
+ if (opts->verbose)
+ return run_command(&cmd);
+ else
+ return run_command_silent_on_success(&cmd);
+}
+
+int prepare_branch_to_be_rebased(struct replay_opts *opts, const char *commit)
+{
+ const char *action;
+
+ if (commit && *commit) {
+ action = reflog_message(opts, "start", "checkout %s", commit);
+ if (run_git_checkout(opts, commit, action))
+ return error(_("could not checkout %s"), commit);
+ }
+
+ return 0;
+}
+
+static int checkout_onto(struct replay_opts *opts,
+ const char *onto_name, const char *onto,
+ const char *orig_head)
+{
+ struct object_id oid;
+ const char *action = reflog_message(opts, "start", "checkout %s", onto_name);
+
+ if (get_oid(orig_head, &oid))
+ return error(_("%s: not a valid OID"), orig_head);
+
+ if (run_git_checkout(opts, onto, action)) {
+ apply_autostash(opts);
+ sequencer_remove_state(opts);
+ return error(_("could not detach HEAD"));
+ }
+
+ return update_ref(NULL, "ORIG_HEAD", &oid, NULL, 0, UPDATE_REFS_MSG_ON_ERR);
+}
+
+static int stopped_at_head(struct repository *r)
+{
+ struct object_id head;
+ struct commit *commit;
+ struct commit_message message;
+
+ if (get_oid("HEAD", &head) ||
+ !(commit = lookup_commit(r, &head)) ||
+ parse_commit(commit) || get_message(commit, &message))
+ fprintf(stderr, _("Stopped at HEAD\n"));
+ else {
+ fprintf(stderr, _("Stopped at %s\n"), message.label);
+ free_message(commit, &message);
+ }
+ return 0;
+
+}
+
static const char rescheduled_advice[] =
N_("Could not execute the todo command\n"
"\n"
@@ -3296,7 +3528,9 @@ N_("Could not execute the todo command\n"
" git rebase --edit-todo\n"
" git rebase --continue\n");
-static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
+static int pick_commits(struct repository *r,
+ struct todo_list *todo_list,
+ struct replay_opts *opts)
{
int res = 0, reschedule = 0;
@@ -3304,7 +3538,7 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
if (opts->allow_ff)
assert(!(opts->signoff || opts->no_commit ||
opts->record_origin || opts->edit));
- if (read_and_refresh_cache(opts))
+ if (read_and_refresh_cache(r, opts))
return -1;
while (todo_list->current < todo_list->nr) {
@@ -3330,14 +3564,18 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
unlink(rebase_path_author_script());
unlink(rebase_path_stopped_sha());
unlink(rebase_path_amend());
+ unlink(git_path_merge_head(the_repository));
delete_ref(NULL, "REBASE_HEAD", NULL, REF_NO_DEREF);
+
+ if (item->command == TODO_BREAK)
+ return stopped_at_head(r);
}
if (item->command <= TODO_SQUASH) {
if (is_rebase_i(opts))
setenv("GIT_REFLOG_ACTION", reflog_message(opts,
command_to_string(item->command), NULL),
1);
- res = do_pick_commit(item->command, item->commit,
+ res = do_pick_commit(r, item->command, item->commit,
opts, is_final_fixup(todo_list));
if (is_rebase_i(opts) && res < 0) {
/* Reschedule */
@@ -3357,7 +3595,7 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
_("Stopped at %s... %.*s\n"),
short_commit_name(commit),
item->arg_len, item->arg);
- return error_with_patch(commit,
+ return error_with_patch(r, commit,
item->arg, item->arg_len, opts, res,
!res);
}
@@ -3367,7 +3605,7 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
if (res && is_fixup(item->command)) {
if (res == 1)
intend_to_amend();
- return error_failed_squash(item->commit, opts,
+ return error_failed_squash(r, item->commit, opts,
item->arg_len, item->arg);
} else if (res && is_rebase_i(opts) && item->commit) {
int to_amend = 0;
@@ -3381,12 +3619,12 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
*/
if (item->command == TODO_REWORD &&
!get_oid("HEAD", &oid) &&
- (!oidcmp(&item->commit->object.oid, &oid) ||
+ (oideq(&item->commit->object.oid, &oid) ||
(opts->have_squash_onto &&
- !oidcmp(&opts->squash_onto, &oid))))
+ oideq(&opts->squash_onto, &oid))))
to_amend = 1;
- return res | error_with_patch(item->commit,
+ return res | error_with_patch(r, item->commit,
item->arg, item->arg_len, opts,
res, to_amend);
}
@@ -3396,30 +3634,31 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
struct stat st;
*end_of_arg = '\0';
- res = do_exec(item->arg);
+ res = do_exec(r, item->arg);
*end_of_arg = saved;
/* Reread the todo file if it has changed. */
- if (res)
- ; /* fall through */
- else if (stat(get_todo_path(opts), &st))
+ if (res) {
+ if (opts->reschedule_failed_exec)
+ reschedule = 1;
+ } else if (stat(get_todo_path(opts), &st))
res = error_errno(_("could not stat '%s'"),
get_todo_path(opts));
else if (match_stat_data(&todo_list->stat, &st)) {
todo_list_release(todo_list);
- if (read_populate_todo(todo_list, opts))
+ if (read_populate_todo(r, todo_list, opts))
res = -1; /* message was printed */
/* `current` will be incremented below */
todo_list->current = -1;
}
} else if (item->command == TODO_LABEL) {
- if ((res = do_label(item->arg, item->arg_len)))
+ if ((res = do_label(r, item->arg, item->arg_len)))
reschedule = 1;
} else if (item->command == TODO_RESET) {
- if ((res = do_reset(item->arg, item->arg_len, opts)))
+ if ((res = do_reset(r, item->arg, item->arg_len, opts)))
reschedule = 1;
} else if (item->command == TODO_MERGE) {
- if ((res = do_merge(item->commit,
+ if ((res = do_merge(r, item->commit,
item->arg, item->arg_len,
item->flags, opts)) < 0)
reschedule = 1;
@@ -3428,7 +3667,7 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
peek_command(todo_list, 1));
if (res > 0)
/* failed with merge conflicts */
- return error_with_patch(item->commit,
+ return error_with_patch(r, item->commit,
item->arg,
item->arg_len, opts,
res, 0);
@@ -3444,7 +3683,8 @@ static int pick_commits(struct todo_list *todo_list, struct replay_opts *opts)
if (save_todo(todo_list, opts))
return -1;
if (item->commit)
- return error_with_patch(item->commit,
+ return error_with_patch(r,
+ item->commit,
item->arg,
item->arg_len, opts,
res, 0);
@@ -3509,7 +3749,7 @@ cleanup_head_ref:
struct object_id orig, head;
memset(&log_tree_opt, 0, sizeof(log_tree_opt));
- init_revisions(&log_tree_opt, NULL);
+ repo_init_revisions(r, &log_tree_opt, NULL);
log_tree_opt.diff = 1;
log_tree_opt.diffopt.output_format =
DIFF_FORMAT_DIFFSTAT;
@@ -3566,26 +3806,27 @@ cleanup_head_ref:
return sequencer_remove_state(opts);
}
-static int continue_single_pick(void)
+static int continue_single_pick(struct repository *r)
{
const char *argv[] = { "commit", NULL };
- if (!file_exists(git_path_cherry_pick_head(the_repository)) &&
- !file_exists(git_path_revert_head(the_repository)))
+ if (!file_exists(git_path_cherry_pick_head(r)) &&
+ !file_exists(git_path_revert_head(r)))
return error(_("no cherry-pick or revert in progress"));
return run_command_v_opt(argv, RUN_GIT_CMD);
}
-static int commit_staged_changes(struct replay_opts *opts,
+static int commit_staged_changes(struct repository *r,
+ struct replay_opts *opts,
struct todo_list *todo_list)
{
unsigned int flags = ALLOW_EMPTY | EDIT_MSG;
unsigned int final_fixup = 0, is_clean;
- if (has_unstaged_changes(1))
+ if (has_unstaged_changes(r, 1))
return error(_("cannot rebase: You have unstaged changes."));
- is_clean = !has_uncommitted_changes(0);
+ is_clean = !has_uncommitted_changes(r, 0);
if (file_exists(rebase_path_amend())) {
struct strbuf rev = STRBUF_INIT;
@@ -3598,7 +3839,7 @@ static int commit_staged_changes(struct replay_opts *opts,
if (get_oid_hex(rev.buf, &to_amend))
return error(_("invalid contents: '%s'"),
rebase_path_amend());
- if (!is_clean && oidcmp(&head, &to_amend))
+ if (!is_clean && !oideq(&head, &to_amend))
return error(_("\nYou have uncommitted changes in your "
"working tree. Please, commit them\n"
"first and then run 'git rebase "
@@ -3612,7 +3853,7 @@ static int commit_staged_changes(struct replay_opts *opts,
*/
if (!is_clean || !opts->current_fixup_count)
; /* this is not the final fixup */
- else if (oidcmp(&head, &to_amend) ||
+ else if (!oideq(&head, &to_amend) ||
!file_exists(rebase_path_stopped_sha())) {
/* was a final fixup or squash done manually? */
if (!is_fixup(peek_command(todo_list, 0))) {
@@ -3669,7 +3910,7 @@ static int commit_staged_changes(struct replay_opts *opts,
struct commit *commit;
const char *path = rebase_path_squash_msg();
- if (parse_head(&commit) ||
+ if (parse_head(r, &commit) ||
!(p = get_commit_buffer(commit, NULL)) ||
write_message(p, strlen(p), path, 0)) {
unuse_commit_buffer(commit, p);
@@ -3685,7 +3926,7 @@ static int commit_staged_changes(struct replay_opts *opts,
}
if (is_clean) {
- const char *cherry_pick_head = git_path_cherry_pick_head(the_repository);
+ const char *cherry_pick_head = git_path_cherry_pick_head(r);
if (file_exists(cherry_pick_head) && unlink(cherry_pick_head))
return error(_("could not remove CHERRY_PICK_HEAD"));
@@ -3693,10 +3934,11 @@ static int commit_staged_changes(struct replay_opts *opts,
return 0;
}
- if (run_git_commit(final_fixup ? NULL : rebase_path_message(),
+ if (run_git_commit(r, final_fixup ? NULL : rebase_path_message(),
opts, flags))
return error(_("could not commit staged changes."));
unlink(rebase_path_amend());
+ unlink(git_path_merge_head(the_repository));
if (final_fixup) {
unlink(rebase_path_fixup_msg());
unlink(rebase_path_squash_msg());
@@ -3713,36 +3955,36 @@ static int commit_staged_changes(struct replay_opts *opts,
return 0;
}
-int sequencer_continue(struct replay_opts *opts)
+int sequencer_continue(struct repository *r, struct replay_opts *opts)
{
struct todo_list todo_list = TODO_LIST_INIT;
int res;
- if (read_and_refresh_cache(opts))
+ if (read_and_refresh_cache(r, opts))
return -1;
if (read_populate_opts(opts))
return -1;
if (is_rebase_i(opts)) {
- if ((res = read_populate_todo(&todo_list, opts)))
+ if ((res = read_populate_todo(r, &todo_list, opts)))
goto release_todo_list;
- if (commit_staged_changes(opts, &todo_list))
+ if (commit_staged_changes(r, opts, &todo_list))
return -1;
} else if (!file_exists(get_todo_path(opts)))
- return continue_single_pick();
- else if ((res = read_populate_todo(&todo_list, opts)))
+ return continue_single_pick(r);
+ else if ((res = read_populate_todo(r, &todo_list, opts)))
goto release_todo_list;
if (!is_rebase_i(opts)) {
/* Verify that the conflict has been resolved */
- if (file_exists(git_path_cherry_pick_head(the_repository)) ||
- file_exists(git_path_revert_head(the_repository))) {
- res = continue_single_pick();
+ if (file_exists(git_path_cherry_pick_head(r)) ||
+ file_exists(git_path_revert_head(r))) {
+ res = continue_single_pick(r);
if (res)
goto release_todo_list;
}
- if (index_differs_from("HEAD", NULL, 0)) {
- res = error_dirty_index(opts);
+ if (index_differs_from(r, "HEAD", NULL, 0)) {
+ res = error_dirty_index(r->index, opts);
goto release_todo_list;
}
todo_list.current++;
@@ -3756,27 +3998,30 @@ int sequencer_continue(struct replay_opts *opts)
strbuf_release(&buf);
}
- res = pick_commits(&todo_list, opts);
+ res = pick_commits(r, &todo_list, opts);
release_todo_list:
todo_list_release(&todo_list);
return res;
}
-static int single_pick(struct commit *cmit, struct replay_opts *opts)
+static int single_pick(struct repository *r,
+ struct commit *cmit,
+ struct replay_opts *opts)
{
setenv(GIT_REFLOG_ACTION, action_name(opts), 0);
- return do_pick_commit(opts->action == REPLAY_PICK ?
+ return do_pick_commit(r, opts->action == REPLAY_PICK ?
TODO_PICK : TODO_REVERT, cmit, opts, 0);
}
-int sequencer_pick_revisions(struct replay_opts *opts)
+int sequencer_pick_revisions(struct repository *r,
+ struct replay_opts *opts)
{
struct todo_list todo_list = TODO_LIST_INIT;
struct object_id oid;
int i, res;
assert(opts->revs);
- if (read_and_refresh_cache(opts))
+ if (read_and_refresh_cache(r, opts))
return -1;
for (i = 0; i < opts->revs->pending.nr; i++) {
@@ -3788,8 +4033,8 @@ int sequencer_pick_revisions(struct replay_opts *opts)
continue;
if (!get_oid(name, &oid)) {
- if (!lookup_commit_reference_gently(the_repository, &oid, 1)) {
- enum object_type type = oid_object_info(the_repository,
+ if (!lookup_commit_reference_gently(r, &oid, 1)) {
+ enum object_type type = oid_object_info(r,
&oid,
NULL);
return error(_("%s: can't cherry-pick a %s"),
@@ -3818,7 +4063,7 @@ int sequencer_pick_revisions(struct replay_opts *opts)
return error(_("empty commit set passed"));
if (get_revision(opts->revs))
BUG("unexpected extra commit from walk");
- return single_pick(cmit, opts);
+ return single_pick(r, cmit, opts);
}
/*
@@ -3837,7 +4082,7 @@ int sequencer_pick_revisions(struct replay_opts *opts)
if (save_opts(opts))
return -1;
update_abort_safety_file();
- res = pick_commits(&todo_list, opts);
+ res = pick_commits(r, &todo_list, opts);
todo_list_release(&todo_list);
return res;
}
@@ -4241,7 +4486,8 @@ static int make_script_with_merges(struct pretty_print_context *pp,
return 0;
}
-int sequencer_make_script(FILE *out, int argc, const char **argv,
+int sequencer_make_script(struct repository *r, FILE *out,
+ int argc, const char **argv,
unsigned flags)
{
char *format = NULL;
@@ -4253,7 +4499,7 @@ int sequencer_make_script(FILE *out, int argc, const char **argv,
const char *insn = flags & TODO_LIST_ABBREVIATE_CMDS ? "p" : "pick";
int rebase_merges = flags & TODO_LIST_REBASE_MERGES;
- init_revisions(&revs, NULL);
+ repo_init_revisions(r, &revs, NULL);
revs.verbose_header = 1;
if (!rebase_merges)
revs.max_parents = 1;
@@ -4306,7 +4552,8 @@ int sequencer_make_script(FILE *out, int argc, const char **argv,
* Add commands after pick and (series of) squash/fixup commands
* in the todo list.
*/
-int sequencer_add_exec_commands(const char *commands)
+int sequencer_add_exec_commands(struct repository *r,
+ const char *commands)
{
const char *todo_file = rebase_path_todo();
struct todo_list todo_list = TODO_LIST_INIT;
@@ -4317,7 +4564,7 @@ int sequencer_add_exec_commands(const char *commands)
if (strbuf_read_file(&todo_list.buf, todo_file, 0) < 0)
return error(_("could not read '%s'."), todo_file);
- if (parse_insn_buffer(todo_list.buf.buf, &todo_list)) {
+ if (parse_insn_buffer(r, todo_list.buf.buf, &todo_list)) {
todo_list_release(&todo_list);
return error(_("unusable todo list: '%s'"), todo_file);
}
@@ -4362,7 +4609,7 @@ int sequencer_add_exec_commands(const char *commands)
return i;
}
-int transform_todos(unsigned flags)
+int transform_todos(struct repository *r, unsigned flags)
{
const char *todo_file = rebase_path_todo();
struct todo_list todo_list = TODO_LIST_INIT;
@@ -4373,7 +4620,7 @@ int transform_todos(unsigned flags)
if (strbuf_read_file(&todo_list.buf, todo_file, 0) < 0)
return error(_("could not read '%s'."), todo_file);
- if (parse_insn_buffer(todo_list.buf.buf, &todo_list)) {
+ if (parse_insn_buffer(r, todo_list.buf.buf, &todo_list)) {
todo_list_release(&todo_list);
return error(_("unusable todo list: '%s'"), todo_file);
}
@@ -4419,24 +4666,20 @@ int transform_todos(unsigned flags)
return i;
}
-enum check_level {
- CHECK_IGNORE = 0, CHECK_WARN, CHECK_ERROR
-};
-
-static enum check_level get_missing_commit_check_level(void)
+enum missing_commit_check_level get_missing_commit_check_level(void)
{
const char *value;
if (git_config_get_value("rebase.missingcommitscheck", &value) ||
!strcasecmp("ignore", value))
- return CHECK_IGNORE;
+ return MISSING_COMMIT_CHECK_IGNORE;
if (!strcasecmp("warn", value))
- return CHECK_WARN;
+ return MISSING_COMMIT_CHECK_WARN;
if (!strcasecmp("error", value))
- return CHECK_ERROR;
+ return MISSING_COMMIT_CHECK_ERROR;
warning(_("unrecognized setting %s for option "
"rebase.missingCommitsCheck. Ignoring."), value);
- return CHECK_IGNORE;
+ return MISSING_COMMIT_CHECK_IGNORE;
}
define_commit_slab(commit_seen, unsigned char);
@@ -4446,9 +4689,9 @@ define_commit_slab(commit_seen, unsigned char);
* Check if there is an unrecognized command or a
* bad SHA-1 in a command.
*/
-int check_todo_list(void)
+int check_todo_list(struct repository *r)
{
- enum check_level check_level = get_missing_commit_check_level();
+ enum missing_commit_check_level check_level = get_missing_commit_check_level();
struct strbuf todo_file = STRBUF_INIT;
struct todo_list todo_list = TODO_LIST_INIT;
struct strbuf missing = STRBUF_INIT;
@@ -4463,9 +4706,9 @@ int check_todo_list(void)
goto leave_check;
}
advise_to_edit_todo = res =
- parse_insn_buffer(todo_list.buf.buf, &todo_list);
+ parse_insn_buffer(r, todo_list.buf.buf, &todo_list);
- if (res || check_level == CHECK_IGNORE)
+ if (res || check_level == MISSING_COMMIT_CHECK_IGNORE)
goto leave_check;
/* Mark the commits in git-rebase-todo as seen */
@@ -4482,7 +4725,7 @@ int check_todo_list(void)
goto leave_check;
}
strbuf_release(&todo_file);
- res = !!parse_insn_buffer(todo_list.buf.buf, &todo_list);
+ res = !!parse_insn_buffer(r, todo_list.buf.buf, &todo_list);
/* Find commits in git-rebase-todo.backup yet unseen */
for (i = todo_list.nr - 1; i >= 0; i--) {
@@ -4500,7 +4743,7 @@ int check_todo_list(void)
if (!missing.len)
goto leave_check;
- if (check_level == CHECK_ERROR)
+ if (check_level == MISSING_COMMIT_CHECK_ERROR)
advise_to_edit_todo = res = 1;
fprintf(stderr,
@@ -4546,17 +4789,17 @@ static int rewrite_file(const char *path, const char *buf, size_t len)
}
/* skip picking commits whose parents are unchanged */
-int skip_unnecessary_picks(void)
+static int skip_unnecessary_picks(struct repository *r, struct object_id *output_oid)
{
const char *todo_file = rebase_path_todo();
struct strbuf buf = STRBUF_INIT;
struct todo_list todo_list = TODO_LIST_INIT;
- struct object_id onto_oid, *oid = &onto_oid, *parent_oid;
+ struct object_id *parent_oid;
int fd, i;
if (!read_oneliner(&buf, rebase_path_onto(), 0))
return error(_("could not read 'onto'"));
- if (get_oid(buf.buf, &onto_oid)) {
+ if (get_oid(buf.buf, output_oid)) {
strbuf_release(&buf);
return error(_("need a HEAD to fixup"));
}
@@ -4564,7 +4807,7 @@ int skip_unnecessary_picks(void)
if (strbuf_read_file_or_whine(&todo_list.buf, todo_file) < 0)
return -1;
- if (parse_insn_buffer(todo_list.buf.buf, &todo_list) < 0) {
+ if (parse_insn_buffer(r, todo_list.buf.buf, &todo_list) < 0) {
todo_list_release(&todo_list);
return -1;
}
@@ -4586,9 +4829,9 @@ int skip_unnecessary_picks(void)
if (item->commit->parents->next)
break; /* merge commit */
parent_oid = &item->commit->parents->item->object.oid;
- if (hashcmp(parent_oid->hash, oid->hash))
+ if (!oideq(parent_oid, output_oid))
break;
- oid = &item->commit->object.oid;
+ oidcpy(output_oid, &item->commit->object.oid);
}
if (i > 0) {
int offset = get_item_line_offset(&todo_list, i);
@@ -4617,15 +4860,114 @@ int skip_unnecessary_picks(void)
todo_list.current = i;
if (is_fixup(peek_command(&todo_list, 0)))
- record_in_rewritten(oid, peek_command(&todo_list, 0));
+ record_in_rewritten(output_oid, peek_command(&todo_list, 0));
}
todo_list_release(&todo_list);
- printf("%s\n", oid_to_hex(oid));
return 0;
}
+int complete_action(struct repository *r, struct replay_opts *opts, unsigned flags,
+ const char *shortrevisions, const char *onto_name,
+ const char *onto, const char *orig_head, const char *cmd,
+ unsigned autosquash)
+{
+ const char *shortonto, *todo_file = rebase_path_todo();
+ struct todo_list todo_list = TODO_LIST_INIT;
+ struct strbuf *buf = &(todo_list.buf);
+ struct object_id oid;
+ struct stat st;
+
+ get_oid(onto, &oid);
+ shortonto = find_unique_abbrev(&oid, DEFAULT_ABBREV);
+
+ if (!lstat(todo_file, &st) && st.st_size == 0 &&
+ write_message("noop\n", 5, todo_file, 0))
+ return -1;
+
+ if (autosquash && rearrange_squash(r))
+ return -1;
+
+ if (cmd && *cmd)
+ sequencer_add_exec_commands(r, cmd);
+
+ if (strbuf_read_file(buf, todo_file, 0) < 0)
+ return error_errno(_("could not read '%s'."), todo_file);
+
+ if (parse_insn_buffer(r, buf->buf, &todo_list)) {
+ todo_list_release(&todo_list);
+ return error(_("unusable todo list: '%s'"), todo_file);
+ }
+
+ if (count_commands(&todo_list) == 0) {
+ apply_autostash(opts);
+ sequencer_remove_state(opts);
+ todo_list_release(&todo_list);
+
+ return error(_("nothing to do"));
+ }
+
+ strbuf_addch(buf, '\n');
+ strbuf_commented_addf(buf, Q_("Rebase %s onto %s (%d command)",
+ "Rebase %s onto %s (%d commands)",
+ count_commands(&todo_list)),
+ shortrevisions, shortonto, count_commands(&todo_list));
+ append_todo_help(0, flags & TODO_LIST_KEEP_EMPTY, buf);
+
+ if (write_message(buf->buf, buf->len, todo_file, 0)) {
+ todo_list_release(&todo_list);
+ return -1;
+ }
+
+ if (copy_file(rebase_path_todo_backup(), todo_file, 0666))
+ return error(_("could not copy '%s' to '%s'."), todo_file,
+ rebase_path_todo_backup());
+
+ if (transform_todos(r, flags | TODO_LIST_SHORTEN_IDS))
+ return error(_("could not transform the todo list"));
+
+ strbuf_reset(buf);
+
+ if (launch_sequence_editor(todo_file, buf, NULL)) {
+ apply_autostash(opts);
+ sequencer_remove_state(opts);
+ todo_list_release(&todo_list);
+
+ return -1;
+ }
+
+ strbuf_stripspace(buf, 1);
+ if (buf->len == 0) {
+ apply_autostash(opts);
+ sequencer_remove_state(opts);
+ todo_list_release(&todo_list);
+
+ return error(_("nothing to do"));
+ }
+
+ todo_list_release(&todo_list);
+
+ if (check_todo_list(r)) {
+ checkout_onto(opts, onto_name, onto, orig_head);
+ return -1;
+ }
+
+ if (transform_todos(r, flags & ~(TODO_LIST_SHORTEN_IDS)))
+ return error(_("could not transform the todo list"));
+
+ if (opts->allow_ff && skip_unnecessary_picks(r, &oid))
+ return error(_("could not skip unnecessary pick commands"));
+
+ if (checkout_onto(opts, onto_name, oid_to_hex(&oid), orig_head))
+ return -1;
+
+ if (require_clean_work_tree(r, "rebase", "", 1, 1))
+ return -1;
+
+ return sequencer_continue(r, opts);
+}
+
struct subject2item_entry {
struct hashmap_entry entry;
int i;
@@ -4650,7 +4992,7 @@ define_commit_slab(commit_todo_item, struct todo_item *);
* message will have to be retrieved from the commit (as the oneline in the
* script cannot be trusted) in order to normalize the autosquash arrangement.
*/
-int rearrange_squash(void)
+int rearrange_squash(struct repository *r)
{
const char *todo_file = rebase_path_todo();
struct todo_list todo_list = TODO_LIST_INIT;
@@ -4661,7 +5003,7 @@ int rearrange_squash(void)
if (strbuf_read_file_or_whine(&todo_list.buf, todo_file) < 0)
return -1;
- if (parse_insn_buffer(todo_list.buf.buf, &todo_list) < 0) {
+ if (parse_insn_buffer(r, todo_list.buf.buf, &todo_list) < 0) {
todo_list_release(&todo_list);
return -1;
}