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-rw-r--r--sequencer.c331
1 files changed, 210 insertions, 121 deletions
diff --git a/sequencer.c b/sequencer.c
index d584cac..2c19846 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -15,10 +15,8 @@
#include "pager.h"
#include "commit.h"
#include "sequencer.h"
-#include "tag.h"
#include "run-command.h"
#include "hook.h"
-#include "exec-cmd.h"
#include "utf8.h"
#include "cache-tree.h"
#include "diff.h"
@@ -39,7 +37,6 @@
#include "notes-utils.h"
#include "sigchain.h"
#include "unpack-trees.h"
-#include "worktree.h"
#include "oidmap.h"
#include "oidset.h"
#include "commit-slab.h"
@@ -238,34 +235,29 @@ static int git_sequencer_config(const char *k, const char *v,
const struct config_context *ctx, void *cb)
{
struct replay_opts *opts = cb;
- int status;
if (!strcmp(k, "commit.cleanup")) {
- const char *s;
+ if (!v)
+ return config_error_nonbool(k);
- status = git_config_string(&s, k, v);
- if (status)
- return status;
-
- if (!strcmp(s, "verbatim")) {
+ if (!strcmp(v, "verbatim")) {
opts->default_msg_cleanup = COMMIT_MSG_CLEANUP_NONE;
opts->explicit_cleanup = 1;
- } else if (!strcmp(s, "whitespace")) {
+ } else if (!strcmp(v, "whitespace")) {
opts->default_msg_cleanup = COMMIT_MSG_CLEANUP_SPACE;
opts->explicit_cleanup = 1;
- } else if (!strcmp(s, "strip")) {
+ } else if (!strcmp(v, "strip")) {
opts->default_msg_cleanup = COMMIT_MSG_CLEANUP_ALL;
opts->explicit_cleanup = 1;
- } else if (!strcmp(s, "scissors")) {
+ } else if (!strcmp(v, "scissors")) {
opts->default_msg_cleanup = COMMIT_MSG_CLEANUP_SCISSORS;
opts->explicit_cleanup = 1;
} else {
warning(_("invalid commit message cleanup mode '%s'"),
- s);
+ v);
}
- free((char *)s);
- return status;
+ return 0;
}
if (!strcmp(k, "commit.gpgsign")) {
@@ -340,12 +332,12 @@ static int has_conforming_footer(struct strbuf *sb, struct strbuf *sob,
sb->buf[sb->len - ignore_footer] = '\0';
}
- trailer_info_get(&info, sb->buf, &opts);
+ trailer_info_get(&opts, sb->buf, &info);
if (ignore_footer)
sb->buf[sb->len - ignore_footer] = saved_char;
- if (info.trailer_start == info.trailer_end)
+ if (info.trailer_block_start == info.trailer_block_end)
return 0;
for (i = 0; i < info.trailer_nr; i++)
@@ -469,41 +461,56 @@ static void free_message(struct commit *commit, struct commit_message *msg)
repo_unuse_commit_buffer(the_repository, commit, msg->message);
}
+const char *rebase_resolvemsg =
+N_("Resolve all conflicts manually, mark them as resolved with\n"
+"\"git add/rm <conflicted_files>\", then run \"git rebase --continue\".\n"
+"You can instead skip this commit: run \"git rebase --skip\".\n"
+"To abort and get back to the state before \"git rebase\", run "
+"\"git rebase --abort\".");
+
static void print_advice(struct repository *r, int show_hint,
struct replay_opts *opts)
{
- char *msg = getenv("GIT_CHERRY_PICK_HELP");
+ const char *msg;
+
+ if (is_rebase_i(opts))
+ msg = rebase_resolvemsg;
+ else
+ msg = getenv("GIT_CHERRY_PICK_HELP");
if (msg) {
- advise("%s\n", msg);
+ advise_if_enabled(ADVICE_MERGE_CONFLICT, "%s", msg);
/*
* A conflict has occurred but the porcelain
* (typically rebase --interactive) wants to take care
* of the commit itself so remove CHERRY_PICK_HEAD
*/
refs_delete_ref(get_main_ref_store(r), "", "CHERRY_PICK_HEAD",
- NULL, 0);
+ NULL, REF_NO_DEREF);
return;
}
if (show_hint) {
if (opts->no_commit)
- advise(_("after resolving the conflicts, mark the corrected paths\n"
- "with 'git add <paths>' or 'git rm <paths>'"));
+ advise_if_enabled(ADVICE_MERGE_CONFLICT,
+ _("after resolving the conflicts, mark the corrected paths\n"
+ "with 'git add <paths>' or 'git rm <paths>'"));
else if (opts->action == REPLAY_PICK)
- advise(_("After resolving the conflicts, mark them with\n"
- "\"git add/rm <pathspec>\", then run\n"
- "\"git cherry-pick --continue\".\n"
- "You can instead skip this commit with \"git cherry-pick --skip\".\n"
- "To abort and get back to the state before \"git cherry-pick\",\n"
- "run \"git cherry-pick --abort\"."));
+ advise_if_enabled(ADVICE_MERGE_CONFLICT,
+ _("After resolving the conflicts, mark them with\n"
+ "\"git add/rm <pathspec>\", then run\n"
+ "\"git cherry-pick --continue\".\n"
+ "You can instead skip this commit with \"git cherry-pick --skip\".\n"
+ "To abort and get back to the state before \"git cherry-pick\",\n"
+ "run \"git cherry-pick --abort\"."));
else if (opts->action == REPLAY_REVERT)
- advise(_("After resolving the conflicts, mark them with\n"
- "\"git add/rm <pathspec>\", then run\n"
- "\"git revert --continue\".\n"
- "You can instead skip this commit with \"git revert --skip\".\n"
- "To abort and get back to the state before \"git revert\",\n"
- "run \"git revert --abort\"."));
+ advise_if_enabled(ADVICE_MERGE_CONFLICT,
+ _("After resolving the conflicts, mark them with\n"
+ "\"git add/rm <pathspec>\", then run\n"
+ "\"git revert --continue\".\n"
+ "You can instead skip this commit with \"git revert --skip\".\n"
+ "To abort and get back to the state before \"git revert\",\n"
+ "run \"git revert --abort\"."));
else
BUG("unexpected pick action in print_advice()");
}
@@ -671,15 +678,15 @@ void append_conflicts_hint(struct index_state *istate,
if (cleanup_mode == COMMIT_MSG_CLEANUP_SCISSORS) {
strbuf_addch(msgbuf, '\n');
wt_status_append_cut_line(msgbuf);
- strbuf_addch(msgbuf, comment_line_char);
+ strbuf_addstr(msgbuf, comment_line_str);
}
strbuf_addch(msgbuf, '\n');
- strbuf_commented_addf(msgbuf, comment_line_char, "Conflicts:\n");
+ strbuf_commented_addf(msgbuf, comment_line_str, "Conflicts:\n");
for (i = 0; i < istate->cache_nr;) {
const struct cache_entry *ce = istate->cache[i++];
if (ce_stage(ce)) {
- strbuf_commented_addf(msgbuf, comment_line_char,
+ strbuf_commented_addf(msgbuf, comment_line_str,
"\t%s\n", ce->name);
while (i < istate->cache_nr &&
!strcmp(ce->name, istate->cache[i]->name))
@@ -715,6 +722,8 @@ static int do_recursive_merge(struct repository *r,
o.show_rename_progress = 1;
head_tree = parse_tree_indirect(head);
+ if (!head_tree)
+ return error(_("unable to read tree (%s)"), oid_to_hex(head));
next_tree = next ? repo_get_commit_tree(r, next) : empty_tree(r);
base_tree = base ? repo_get_commit_tree(r, base) : empty_tree(r);
@@ -778,29 +787,42 @@ static struct object_id *get_cache_tree_oid(struct index_state *istate)
static int is_index_unchanged(struct repository *r)
{
struct object_id head_oid, *cache_tree_oid;
+ const struct object_id *head_tree_oid;
struct commit *head_commit;
struct index_state *istate = r->index;
+ const char *head_name;
+
+ if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL)) {
+ /* Check to see if this is an unborn branch */
+ head_name = resolve_ref_unsafe("HEAD",
+ RESOLVE_REF_READING | RESOLVE_REF_NO_RECURSE,
+ &head_oid, NULL);
+ if (!head_name ||
+ !starts_with(head_name, "refs/heads/") ||
+ !is_null_oid(&head_oid))
+ return error(_("could not resolve HEAD commit"));
+ head_tree_oid = the_hash_algo->empty_tree;
+ } else {
+ head_commit = lookup_commit(r, &head_oid);
- if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL))
- return error(_("could not resolve HEAD commit"));
-
- head_commit = lookup_commit(r, &head_oid);
+ /*
+ * If head_commit is NULL, check_commit, called from
+ * lookup_commit, would have indicated that head_commit is not
+ * a commit object already. repo_parse_commit() will return failure
+ * without further complaints in such a case. Otherwise, if
+ * the commit is invalid, repo_parse_commit() will complain. So
+ * there is nothing for us to say here. Just return failure.
+ */
+ if (repo_parse_commit(r, head_commit))
+ return -1;
- /*
- * If head_commit is NULL, check_commit, called from
- * lookup_commit, would have indicated that head_commit is not
- * a commit object already. repo_parse_commit() will return failure
- * without further complaints in such a case. Otherwise, if
- * the commit is invalid, repo_parse_commit() will complain. So
- * there is nothing for us to say here. Just return failure.
- */
- if (repo_parse_commit(r, head_commit))
- return -1;
+ head_tree_oid = get_commit_tree_oid(head_commit);
+ }
if (!(cache_tree_oid = get_cache_tree_oid(istate)))
return -1;
- return oideq(cache_tree_oid, get_commit_tree_oid(head_commit));
+ return oideq(cache_tree_oid, head_tree_oid);
}
static int write_author_script(const char *message)
@@ -1160,7 +1182,7 @@ void cleanup_message(struct strbuf *msgbuf,
strbuf_setlen(msgbuf, wt_status_locate_end(msgbuf->buf, msgbuf->len));
if (cleanup_mode != COMMIT_MSG_CLEANUP_NONE)
strbuf_stripspace(msgbuf,
- cleanup_mode == COMMIT_MSG_CLEANUP_ALL ? comment_line_char : '\0');
+ cleanup_mode == COMMIT_MSG_CLEANUP_ALL ? comment_line_str : NULL);
}
/*
@@ -1192,7 +1214,7 @@ int template_untouched(const struct strbuf *sb, const char *template_file,
return 0;
strbuf_stripspace(&tmpl,
- cleanup_mode == COMMIT_MSG_CLEANUP_ALL ? comment_line_char : '\0');
+ cleanup_mode == COMMIT_MSG_CLEANUP_ALL ? comment_line_str : NULL);
if (!skip_prefix(sb->buf, tmpl.buf, &start))
start = sb->buf;
strbuf_release(&tmpl);
@@ -1565,7 +1587,7 @@ static int try_to_commit(struct repository *r,
if (cleanup != COMMIT_MSG_CLEANUP_NONE)
strbuf_stripspace(msg,
- cleanup == COMMIT_MSG_CLEANUP_ALL ? comment_line_char : '\0');
+ cleanup == COMMIT_MSG_CLEANUP_ALL ? comment_line_str : NULL);
if ((flags & EDIT_MSG) && message_is_empty(msg, cleanup)) {
res = 1; /* run 'git commit' to display error message */
goto out;
@@ -1675,7 +1697,7 @@ static int do_commit(struct repository *r,
strbuf_release(&sb);
if (!res) {
refs_delete_ref(get_main_ref_store(r), "",
- "CHERRY_PICK_HEAD", NULL, 0);
+ "CHERRY_PICK_HEAD", NULL, REF_NO_DEREF);
unlink(git_path_merge_msg(r));
if (!is_rebase_i(opts))
print_commit_summary(r, NULL, &oid,
@@ -1727,34 +1749,25 @@ static int allow_empty(struct repository *r,
int index_unchanged, originally_empty;
/*
- * Four cases:
- *
- * (1) we do not allow empty at all and error out.
- *
- * (2) we allow ones that were initially empty, and
- * just drop the ones that become empty
- *
- * (3) we allow ones that were initially empty, but
- * halt for the ones that become empty;
+ * For a commit that is initially empty, allow_empty determines if it
+ * should be kept or not
*
- * (4) we allow both.
+ * For a commit that becomes empty, keep_redundant_commits and
+ * drop_redundant_commits determine whether the commit should be kept or
+ * dropped. If neither is specified, halt.
*/
- if (!opts->allow_empty)
- return 0; /* let "git commit" barf as necessary */
-
index_unchanged = is_index_unchanged(r);
if (index_unchanged < 0)
return index_unchanged;
if (!index_unchanged)
return 0; /* we do not have to say --allow-empty */
- if (opts->keep_redundant_commits)
- return 1;
-
originally_empty = is_original_commit_empty(commit);
if (originally_empty < 0)
return originally_empty;
if (originally_empty)
+ return opts->allow_empty;
+ else if (opts->keep_redundant_commits)
return 1;
else if (opts->drop_redundant_commits)
return 2;
@@ -1787,6 +1800,8 @@ static const char *command_to_string(const enum todo_command command)
{
if (command < TODO_COMMENT)
return todo_command_info[command].str;
+ if (command == TODO_COMMENT)
+ return comment_line_str;
die(_("unknown command: %d"), command);
}
@@ -1794,7 +1809,7 @@ static char command_to_char(const enum todo_command command)
{
if (command < TODO_COMMENT)
return todo_command_info[command].c;
- return comment_line_char;
+ return 0;
}
static int is_noop(const enum todo_command command)
@@ -1848,7 +1863,7 @@ static int is_fixup_flag(enum todo_command command, unsigned flag)
static void add_commented_lines(struct strbuf *buf, const void *str, size_t len)
{
const char *s = str;
- while (len > 0 && s[0] == comment_line_char) {
+ while (starts_with_mem(s, len, comment_line_str)) {
size_t count;
const char *n = memchr(s, '\n', len);
if (!n)
@@ -1859,7 +1874,7 @@ static void add_commented_lines(struct strbuf *buf, const void *str, size_t len)
s += count;
len -= count;
}
- strbuf_add_commented_lines(buf, s, len, comment_line_char);
+ strbuf_add_commented_lines(buf, s, len, comment_line_str);
}
/* Does the current fixup chain contain a squash command? */
@@ -1954,11 +1969,11 @@ static int append_squash_message(struct strbuf *buf, const char *body,
(starts_with(body, "squash!") || starts_with(body, "fixup!"))))
commented_len = commit_subject_length(body);
- strbuf_addf(buf, "\n%c ", comment_line_char);
+ strbuf_addf(buf, "\n%s ", comment_line_str);
strbuf_addf(buf, _(nth_commit_msg_fmt),
++opts->current_fixup_count + 1);
strbuf_addstr(buf, "\n\n");
- strbuf_add_commented_lines(buf, body, commented_len, comment_line_char);
+ strbuf_add_commented_lines(buf, body, commented_len, comment_line_str);
/* buf->buf may be reallocated so store an offset into the buffer */
fixup_off = buf->len;
strbuf_addstr(buf, body + commented_len);
@@ -2011,10 +2026,10 @@ static int update_squash_messages(struct repository *r,
return error(_("could not read '%s'"),
rebase_path_squash_msg());
- eol = buf.buf[0] != comment_line_char ?
+ eol = !starts_with(buf.buf, comment_line_str) ?
buf.buf : strchrnul(buf.buf, '\n');
- strbuf_addf(&header, "%c ", comment_line_char);
+ strbuf_addf(&header, "%s ", comment_line_str);
strbuf_addf(&header, _(combined_commit_msg_fmt),
opts->current_fixup_count + 2);
strbuf_splice(&buf, 0, eol - buf.buf, header.buf, header.len);
@@ -2040,16 +2055,16 @@ static int update_squash_messages(struct repository *r,
repo_unuse_commit_buffer(r, head_commit, head_message);
return error(_("cannot write '%s'"), rebase_path_fixup_msg());
}
- strbuf_addf(&buf, "%c ", comment_line_char);
+ strbuf_addf(&buf, "%s ", comment_line_str);
strbuf_addf(&buf, _(combined_commit_msg_fmt), 2);
- strbuf_addf(&buf, "\n%c ", comment_line_char);
+ strbuf_addf(&buf, "\n%s ", comment_line_str);
strbuf_addstr(&buf, is_fixup_flag(command, flag) ?
_(skip_first_commit_msg_str) :
_(first_commit_msg_str));
strbuf_addstr(&buf, "\n\n");
if (is_fixup_flag(command, flag))
strbuf_add_commented_lines(&buf, body, strlen(body),
- comment_line_char);
+ comment_line_str);
else
strbuf_addstr(&buf, body);
@@ -2064,12 +2079,12 @@ static int update_squash_messages(struct repository *r,
if (command == TODO_SQUASH || is_fixup_flag(command, flag)) {
res = append_squash_message(&buf, body, command, opts, flag);
} else if (command == TODO_FIXUP) {
- strbuf_addf(&buf, "\n%c ", comment_line_char);
+ strbuf_addf(&buf, "\n%s ", comment_line_str);
strbuf_addf(&buf, _(skip_nth_commit_msg_fmt),
++opts->current_fixup_count + 1);
strbuf_addstr(&buf, "\n\n");
strbuf_add_commented_lines(&buf, body, strlen(body),
- comment_line_char);
+ comment_line_str);
} else
return error(_("unknown command: %d"), command);
repo_unuse_commit_buffer(r, commit, message);
@@ -2414,9 +2429,10 @@ static int do_pick_commit(struct repository *r,
} else if (allow == 2) {
drop_commit = 1;
refs_delete_ref(get_main_ref_store(r), "", "CHERRY_PICK_HEAD",
- NULL, 0);
+ NULL, REF_NO_DEREF);
unlink(git_path_merge_msg(r));
- unlink(git_path_auto_merge(r));
+ refs_delete_ref(get_main_ref_store(r), "", "AUTO_MERGE",
+ NULL, REF_NO_DEREF);
fprintf(stderr,
_("dropping %s %s -- patch contents already upstream\n"),
oid_to_hex(&commit->object.oid), msg.subject);
@@ -2569,7 +2585,7 @@ static int parse_insn_line(struct repository *r, struct todo_item *item,
/* left-trim */
bol += strspn(bol, " \t");
- if (bol == eol || *bol == '\r' || *bol == comment_line_char) {
+ if (bol == eol || *bol == '\r' || starts_with_mem(bol, eol - bol, comment_line_str)) {
item->command = TODO_COMMENT;
item->commit = NULL;
item->arg_offset = bol - buf;
@@ -2810,7 +2826,7 @@ void sequencer_post_commit_cleanup(struct repository *r, int verbose)
if (refs_ref_exists(get_main_ref_store(r), "CHERRY_PICK_HEAD")) {
if (!refs_delete_ref(get_main_ref_store(r), "",
- "CHERRY_PICK_HEAD", NULL, 0) &&
+ "CHERRY_PICK_HEAD", NULL, REF_NO_DEREF) &&
verbose)
warning(_("cancelling a cherry picking in progress"));
opts.action = REPLAY_PICK;
@@ -2819,14 +2835,15 @@ void sequencer_post_commit_cleanup(struct repository *r, int verbose)
if (refs_ref_exists(get_main_ref_store(r), "REVERT_HEAD")) {
if (!refs_delete_ref(get_main_ref_store(r), "", "REVERT_HEAD",
- NULL, 0) &&
+ NULL, REF_NO_DEREF) &&
verbose)
warning(_("cancelling a revert in progress"));
opts.action = REPLAY_REVERT;
need_cleanup = 1;
}
- unlink(git_path_auto_merge(r));
+ refs_delete_ref(get_main_ref_store(r), "", "AUTO_MERGE",
+ NULL, REF_NO_DEREF);
if (!need_cleanup)
return;
@@ -2932,6 +2949,9 @@ static int populate_opts_cb(const char *key, const char *value,
else if (!strcmp(key, "options.allow-empty-message"))
opts->allow_empty_message =
git_config_bool_or_int(key, value, ctx->kvi, &error_flag);
+ else if (!strcmp(key, "options.drop-redundant-commits"))
+ opts->drop_redundant_commits =
+ git_config_bool_or_int(key, value, ctx->kvi, &error_flag);
else if (!strcmp(key, "options.keep-redundant-commits"))
opts->keep_redundant_commits =
git_config_bool_or_int(key, value, ctx->kvi, &error_flag);
@@ -3466,54 +3486,57 @@ static int save_opts(struct replay_opts *opts)
if (opts->no_commit)
res |= git_config_set_in_file_gently(opts_file,
- "options.no-commit", "true");
+ "options.no-commit", NULL, "true");
if (opts->edit >= 0)
- res |= git_config_set_in_file_gently(opts_file, "options.edit",
+ res |= git_config_set_in_file_gently(opts_file, "options.edit", NULL,
opts->edit ? "true" : "false");
if (opts->allow_empty)
res |= git_config_set_in_file_gently(opts_file,
- "options.allow-empty", "true");
+ "options.allow-empty", NULL, "true");
if (opts->allow_empty_message)
res |= git_config_set_in_file_gently(opts_file,
- "options.allow-empty-message", "true");
+ "options.allow-empty-message", NULL, "true");
+ if (opts->drop_redundant_commits)
+ res |= git_config_set_in_file_gently(opts_file,
+ "options.drop-redundant-commits", NULL, "true");
if (opts->keep_redundant_commits)
res |= git_config_set_in_file_gently(opts_file,
- "options.keep-redundant-commits", "true");
+ "options.keep-redundant-commits", NULL, "true");
if (opts->signoff)
res |= git_config_set_in_file_gently(opts_file,
- "options.signoff", "true");
+ "options.signoff", NULL, "true");
if (opts->record_origin)
res |= git_config_set_in_file_gently(opts_file,
- "options.record-origin", "true");
+ "options.record-origin", NULL, "true");
if (opts->allow_ff)
res |= git_config_set_in_file_gently(opts_file,
- "options.allow-ff", "true");
+ "options.allow-ff", NULL, "true");
if (opts->mainline) {
struct strbuf buf = STRBUF_INIT;
strbuf_addf(&buf, "%d", opts->mainline);
res |= git_config_set_in_file_gently(opts_file,
- "options.mainline", buf.buf);
+ "options.mainline", NULL, buf.buf);
strbuf_release(&buf);
}
if (opts->strategy)
res |= git_config_set_in_file_gently(opts_file,
- "options.strategy", opts->strategy);
+ "options.strategy", NULL, opts->strategy);
if (opts->gpg_sign)
res |= git_config_set_in_file_gently(opts_file,
- "options.gpg-sign", opts->gpg_sign);
+ "options.gpg-sign", NULL, opts->gpg_sign);
for (size_t i = 0; i < opts->xopts.nr; i++)
res |= git_config_set_multivar_in_file_gently(opts_file,
"options.strategy-option",
- opts->xopts.v[i], "^$", 0);
+ opts->xopts.v[i], "^$", NULL, 0);
if (opts->allow_rerere_auto)
res |= git_config_set_in_file_gently(opts_file,
- "options.allow-rerere-auto",
+ "options.allow-rerere-auto", NULL,
opts->allow_rerere_auto == RERERE_AUTOUPDATE ?
"true" : "false");
if (opts->explicit_cleanup)
res |= git_config_set_in_file_gently(opts_file,
- "options.default-msg-cleanup",
+ "options.default-msg-cleanup", NULL,
describe_cleanup_mode(opts->default_msg_cleanup));
return res;
}
@@ -3647,6 +3670,7 @@ static int do_exec(struct repository *r, const char *command_line)
fprintf(stderr, _("Executing: %s\n"), command_line);
cmd.use_shell = 1;
strvec_push(&cmd.args, command_line);
+ strvec_push(&cmd.env, "GIT_CHERRY_PICK_HELP");
status = run_command(&cmd);
/* force re-reading of the cache */
@@ -3887,6 +3911,8 @@ static int do_reset(struct repository *r,
}
tree = parse_tree_indirect(&oid);
+ if (!tree)
+ return error(_("unable to read tree (%s)"), oid_to_hex(&oid));
prime_cache_tree(r, r->index, tree);
if (write_locked_index(r->index, &lock, COMMIT_LOCK) < 0)
@@ -3913,7 +3939,7 @@ static int do_merge(struct repository *r,
int run_commit_flags = 0;
struct strbuf ref_name = STRBUF_INIT;
struct commit *head_commit, *merge_commit, *i;
- struct commit_list *bases, *j;
+ struct commit_list *bases = NULL, *j;
struct commit_list *to_merge = NULL, **tail = &to_merge;
const char *strategy = !opts->xopts.nr &&
(!opts->strategy ||
@@ -4124,7 +4150,7 @@ static int do_merge(struct repository *r,
strbuf_release(&ref_name);
refs_delete_ref(get_main_ref_store(r), "", "CHERRY_PICK_HEAD",
- NULL, 0);
+ NULL, REF_NO_DEREF);
rollback_lock_file(&lock);
ret = run_command(&cmd);
@@ -4139,7 +4165,11 @@ static int do_merge(struct repository *r,
}
merge_commit = to_merge->item;
- bases = repo_get_merge_bases(r, head_commit, merge_commit);
+ if (repo_get_merge_bases(r, head_commit, merge_commit, &bases) < 0) {
+ ret = -1;
+ goto leave_merge;
+ }
+
if (bases && oideq(&merge_commit->object.oid,
&bases->item->object.oid)) {
ret = 0;
@@ -4469,12 +4499,17 @@ static enum todo_command peek_command(struct todo_list *todo_list, int offset)
return -1;
}
-void create_autostash(struct repository *r, const char *path)
+static void create_autostash_internal(struct repository *r,
+ const char *path,
+ const char *refname)
{
struct strbuf buf = STRBUF_INIT;
struct lock_file lock_file = LOCK_INIT;
int fd;
+ if (path && refname)
+ BUG("can only pass path or refname");
+
fd = repo_hold_locked_index(r, &lock_file, 0);
refresh_index(r->index, REFRESH_QUIET, NULL, NULL, NULL);
if (0 <= fd)
@@ -4501,10 +4536,16 @@ void create_autostash(struct repository *r, const char *path)
strbuf_reset(&buf);
strbuf_add_unique_abbrev(&buf, &oid, DEFAULT_ABBREV);
- if (safe_create_leading_directories_const(path))
- die(_("Could not create directory for '%s'"),
- path);
- write_file(path, "%s", oid_to_hex(&oid));
+ if (path) {
+ if (safe_create_leading_directories_const(path))
+ die(_("Could not create directory for '%s'"),
+ path);
+ write_file(path, "%s", oid_to_hex(&oid));
+ } else {
+ refs_update_ref(get_main_ref_store(r), "", refname,
+ &oid, null_oid(), 0, UPDATE_REFS_DIE_ON_ERR);
+ }
+
printf(_("Created autostash: %s\n"), buf.buf);
if (reset_head(r, &ropts) < 0)
die(_("could not reset --hard"));
@@ -4515,6 +4556,16 @@ void create_autostash(struct repository *r, const char *path)
strbuf_release(&buf);
}
+void create_autostash(struct repository *r, const char *path)
+{
+ create_autostash_internal(r, path, NULL);
+}
+
+void create_autostash_ref(struct repository *r, const char *refname)
+{
+ create_autostash_internal(r, NULL, refname);
+}
+
static int apply_save_autostash_oid(const char *stash_oid, int attempt_apply)
{
struct child_process child = CHILD_PROCESS_INIT;
@@ -4592,6 +4643,41 @@ int apply_autostash_oid(const char *stash_oid)
return apply_save_autostash_oid(stash_oid, 1);
}
+static int apply_save_autostash_ref(struct repository *r, const char *refname,
+ int attempt_apply)
+{
+ struct object_id stash_oid;
+ char stash_oid_hex[GIT_MAX_HEXSZ + 1];
+ int flag, ret;
+
+ if (!refs_ref_exists(get_main_ref_store(r), refname))
+ return 0;
+
+ if (!refs_resolve_ref_unsafe(get_main_ref_store(r), refname,
+ RESOLVE_REF_READING, &stash_oid, &flag))
+ return -1;
+ if (flag & REF_ISSYMREF)
+ return error(_("autostash reference is a symref"));
+
+ oid_to_hex_r(stash_oid_hex, &stash_oid);
+ ret = apply_save_autostash_oid(stash_oid_hex, attempt_apply);
+
+ refs_delete_ref(get_main_ref_store(r), "", refname,
+ &stash_oid, REF_NO_DEREF);
+
+ return ret;
+}
+
+int save_autostash_ref(struct repository *r, const char *refname)
+{
+ return apply_save_autostash_ref(r, refname, 0);
+}
+
+int apply_autostash_ref(struct repository *r, const char *refname)
+{
+ return apply_save_autostash_ref(r, refname, 1);
+}
+
static int checkout_onto(struct repository *r, struct replay_opts *opts,
const char *onto_name, const struct object_id *onto,
const struct object_id *orig_head)
@@ -4774,8 +4860,10 @@ static int pick_commits(struct repository *r,
}
unlink(rebase_path_author_script());
unlink(git_path_merge_head(r));
- unlink(git_path_auto_merge(r));
- delete_ref(NULL, "REBASE_HEAD", NULL, REF_NO_DEREF);
+ refs_delete_ref(get_main_ref_store(r), "", "AUTO_MERGE",
+ NULL, REF_NO_DEREF);
+ refs_delete_ref(get_main_ref_store(r), "", "REBASE_HEAD",
+ NULL, REF_NO_DEREF);
if (item->command == TODO_BREAK) {
if (!opts->verbose)
@@ -5116,7 +5204,7 @@ static int commit_staged_changes(struct repository *r,
if (refs_ref_exists(get_main_ref_store(r),
"CHERRY_PICK_HEAD") &&
refs_delete_ref(get_main_ref_store(r), "",
- "CHERRY_PICK_HEAD", NULL, 0))
+ "CHERRY_PICK_HEAD", NULL, REF_NO_DEREF))
return error(_("could not remove CHERRY_PICK_HEAD"));
if (unlink(git_path_merge_msg(r)) && errno != ENOENT)
return error_errno(_("could not remove '%s'"),
@@ -5130,7 +5218,8 @@ static int commit_staged_changes(struct repository *r,
return error(_("could not commit staged changes."));
unlink(rebase_path_amend());
unlink(git_path_merge_head(r));
- unlink(git_path_auto_merge(r));
+ refs_delete_ref(get_main_ref_store(r), "", "AUTO_MERGE",
+ NULL, REF_NO_DEREF);
if (final_fixup) {
unlink(rebase_path_fixup_msg());
unlink(rebase_path_squash_msg());
@@ -5605,8 +5694,8 @@ static int make_script_with_merges(struct pretty_print_context *pp,
oid_to_hex(&commit->object.oid),
oneline.buf);
if (is_empty)
- strbuf_addf(&buf, " %c empty",
- comment_line_char);
+ strbuf_addf(&buf, " %s empty",
+ comment_line_str);
FLEX_ALLOC_STR(entry, string, buf.buf);
oidcpy(&entry->entry.oid, &commit->object.oid);
@@ -5696,7 +5785,7 @@ static int make_script_with_merges(struct pretty_print_context *pp,
entry = oidmap_get(&state.commit2label, &commit->object.oid);
if (entry)
- strbuf_addf(out, "\n%c Branch %s\n", comment_line_char, entry->string);
+ strbuf_addf(out, "\n%s Branch %s\n", comment_line_str, entry->string);
else
strbuf_addch(out, '\n');
@@ -5833,7 +5922,7 @@ int sequencer_make_script(struct repository *r, struct strbuf *out, int argc,
oid_to_hex(&commit->object.oid));
pretty_print_commit(&pp, commit, out);
if (is_empty)
- strbuf_addf(out, " %c empty", comment_line_char);
+ strbuf_addf(out, " %s empty", comment_line_str);
strbuf_addch(out, '\n');
}
if (skipped_commit)