#include "packfile.h"
#include "tag.h"
#include "alias.h"
+#include "branch.h"
#include "commit-reach.h"
#include "wt-status.h"
static int verbosity;
static int allow_rerere_auto;
static int abort_current_merge;
+static int quit_current_merge;
static int continue_current_merge;
static int allow_unrelated_histories;
static int show_progress = -1;
static int default_to_upstream = 1;
static int signoff;
static const char *sign_commit;
-static int verify_msg = 1;
+static int no_verify;
static struct strategy all_strategy[] = {
{ "recursive", DEFAULT_TWOHEAD | NO_TRIVIAL },
OPT__VERBOSITY(&verbosity),
OPT_BOOL(0, "abort", &abort_current_merge,
N_("abort the current in-progress merge")),
+ OPT_BOOL(0, "quit", &quit_current_merge,
+ N_("--abort but leave index and working tree alone")),
OPT_BOOL(0, "continue", &continue_current_merge,
N_("continue the current in-progress merge")),
OPT_BOOL(0, "allow-unrelated-histories", &allow_unrelated_histories,
N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
OPT_BOOL(0, "overwrite-ignore", &overwrite_ignore, N_("update ignored files (default)")),
OPT_BOOL(0, "signoff", &signoff, N_("add Signed-off-by:")),
- OPT_BOOL(0, "verify", &verify_msg, N_("verify commit-msg hook")),
+ OPT_BOOL(0, "no-verify", &no_verify, N_("bypass pre-merge-commit and commit-msg hooks")),
OPT_END()
};
-/* Cleans up metadata that is uninteresting after a succeeded merge. */
-static void drop_save(void)
-{
- unlink(git_path_merge_head(the_repository));
- unlink(git_path_merge_msg(the_repository));
- unlink(git_path_merge_mode(the_repository));
-}
-
static int save_state(struct object_id *stash)
{
int len;
{
if (verbosity >= 0)
printf("%s%s\n", squash ? _(" (nothing to squash)") : "", msg);
- drop_save();
+ remove_merge_branch_state(the_repository);
}
static void squash_message(struct commit *commit, struct commit_list *remoteheads)
static void prepare_to_commit(struct commit_list *remoteheads)
{
struct strbuf msg = STRBUF_INIT;
+ const char *index_file = get_index_file();
+
+ if (!no_verify && run_commit_hook(0 < option_edit, index_file, "pre-merge-commit", NULL))
+ abort_commit(remoteheads, NULL);
+ /*
+ * Re-read the index as pre-merge-commit hook could have updated it,
+ * and write it out as a tree. We must do this before we invoke
+ * the editor and after we invoke run_status above.
+ */
+ if (find_hook("pre-merge-commit"))
+ discard_cache();
+ read_cache_from(index_file);
strbuf_addbuf(&msg, &merge_msg);
if (squash)
BUG("the control must not reach here under --squash");
abort_commit(remoteheads, NULL);
}
- if (verify_msg && run_commit_hook(0 < option_edit, get_index_file(),
+ if (!no_verify && run_commit_hook(0 < option_edit, get_index_file(),
"commit-msg",
git_path_merge_msg(the_repository), NULL))
abort_commit(remoteheads, NULL);
&result_commit, NULL, sign_commit))
die(_("failed to write commit object"));
finish(head, remoteheads, &result_commit, "In-index merge");
- drop_save();
+ remove_merge_branch_state(the_repository);
return 0;
}
struct strbuf buf = STRBUF_INIT;
struct object_id result_commit;
+ write_tree_trivial(result_tree);
free_commit_list(common);
parents = remoteheads;
if (!head_subsumed || fast_forward == FF_NO)
strbuf_addf(&buf, "Merge made by the '%s' strategy.", wt_strategy);
finish(head, remoteheads, &result_commit, buf.buf);
strbuf_release(&buf);
- drop_save();
+ remove_merge_branch_state(the_repository);
return 0;
}
goto done;
}
+ if (quit_current_merge) {
+ if (orig_argc != 2)
+ usage_msg_opt(_("--quit expects no arguments"),
+ builtin_merge_usage,
+ builtin_merge_options);
+
+ remove_merge_branch_state(the_repository);
+ goto done;
+ }
+
if (continue_current_merge) {
int nargc = 1;
const char *nargv[] = {"commit", NULL};
}
finish(head_commit, remoteheads, &commit->object.oid, msg.buf);
- drop_save();
+ remove_merge_branch_state(the_repository);
goto done;
} else if (!remoteheads->next && common->next)
;
save_state(&stash))
oidclr(&stash);
- for (i = 0; i < use_strategies_nr; i++) {
- int ret;
+ for (i = 0; !merge_was_ok && i < use_strategies_nr; i++) {
+ int ret, cnt;
if (i) {
printf(_("Rewinding the tree to pristine...\n"));
restore_state(&head_commit->object.oid, &stash);
ret = try_merge_strategy(use_strategies[i]->name,
common, remoteheads,
head_commit);
- if (!option_commit && !ret) {
- merge_was_ok = 1;
- /*
- * This is necessary here just to avoid writing
- * the tree, but later we will *not* exit with
- * status code 1 because merge_was_ok is set.
- */
- ret = 1;
- }
-
- if (ret) {
- /*
- * The backend exits with 1 when conflicts are
- * left to be resolved, with 2 when it does not
- * handle the given merge at all.
- */
- if (ret == 1) {
- int cnt = evaluate_result();
-
- if (best_cnt <= 0 || cnt <= best_cnt) {
- best_strategy = use_strategies[i]->name;
- best_cnt = cnt;
+ /*
+ * The backend exits with 1 when conflicts are
+ * left to be resolved, with 2 when it does not
+ * handle the given merge at all.
+ */
+ if (ret < 2) {
+ if (!ret) {
+ if (option_commit) {
+ /* Automerge succeeded. */
+ automerge_was_ok = 1;
+ break;
}
+ merge_was_ok = 1;
+ }
+ cnt = evaluate_result();
+ if (best_cnt <= 0 || cnt <= best_cnt) {
+ best_strategy = use_strategies[i]->name;
+ best_cnt = cnt;
}
- if (merge_was_ok)
- break;
- else
- continue;
}
-
- /* Automerge succeeded. */
- write_tree_trivial(&result_tree);
- automerge_was_ok = 1;
- break;
}
/*