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-rw-r--r--builtin/rebase.c169
1 files changed, 103 insertions, 66 deletions
diff --git a/builtin/rebase.c b/builtin/rebase.c
index 5b086f651a..c8361ed929 100644
--- a/builtin/rebase.c
+++ b/builtin/rebase.c
@@ -4,7 +4,6 @@
* Copyright (c) 2018 Pratik Karki
*/
-#define USE_THE_INDEX_VARIABLE
#include "builtin.h"
#include "abspath.h"
#include "environment.h"
@@ -58,7 +57,7 @@ enum empty_type {
EMPTY_UNSPECIFIED = -1,
EMPTY_DROP,
EMPTY_KEEP,
- EMPTY_ASK
+ EMPTY_STOP
};
enum action {
@@ -84,7 +83,7 @@ static const char *action_names[] = {
struct rebase_options {
enum rebase_type type;
enum empty_type empty;
- const char *default_backend;
+ char *default_backend;
const char *state_dir;
struct commit *upstream;
const char *upstream_name;
@@ -136,7 +135,7 @@ struct rebase_options {
.type = REBASE_UNSPECIFIED, \
.empty = EMPTY_UNSPECIFIED, \
.keep_empty = 1, \
- .default_backend = "merge", \
+ .default_backend = xstrdup("merge"), \
.flags = REBASE_NO_QUIET, \
.git_am_opts = STRVEC_INIT, \
.exec = STRING_LIST_INIT_NODUP, \
@@ -152,6 +151,19 @@ struct rebase_options {
.strategy_opts = STRING_LIST_INIT_NODUP,\
}
+static void rebase_options_release(struct rebase_options *opts)
+{
+ free(opts->default_backend);
+ free(opts->reflog_action);
+ free(opts->head_name);
+ strvec_clear(&opts->git_am_opts);
+ free(opts->gpg_sign_opt);
+ string_list_clear(&opts->exec, 0);
+ free(opts->strategy);
+ string_list_clear(&opts->strategy_opts, 0);
+ strbuf_release(&opts->git_format_patch_opt);
+}
+
static struct replay_opts get_replay_opts(const struct rebase_options *opts)
{
struct replay_opts replay = REPLAY_OPTS_INIT;
@@ -174,6 +186,7 @@ static struct replay_opts get_replay_opts(const struct rebase_options *opts)
replay.committer_date_is_author_date =
opts->committer_date_is_author_date;
replay.ignore_date = opts->ignore_date;
+ free(replay.gpg_sign);
replay.gpg_sign = xstrdup_or_null(opts->gpg_sign_opt);
replay.reflog_action = xstrdup(opts->reflog_action);
if (opts->strategy)
@@ -194,7 +207,7 @@ static struct replay_opts get_replay_opts(const struct rebase_options *opts)
return replay;
}
-static int edit_todo_file(unsigned flags)
+static int edit_todo_file(unsigned flags, struct replay_opts *opts)
{
const char *todo_file = rebase_path_todo();
struct todo_list todo_list = TODO_LIST_INIT,
@@ -204,8 +217,9 @@ static int edit_todo_file(unsigned flags)
if (strbuf_read_file(&todo_list.buf, todo_file, 0) < 0)
return error_errno(_("could not read '%s'."), todo_file);
- strbuf_stripspace(&todo_list.buf, comment_line_char);
- res = edit_todo_list(the_repository, &todo_list, &new_todo, NULL, NULL, flags);
+ strbuf_stripspace(&todo_list.buf, comment_line_str);
+ res = edit_todo_list(the_repository, opts, &todo_list, &new_todo,
+ NULL, NULL, flags);
if (!res && todo_list_write_to_file(the_repository, &new_todo, todo_file,
NULL, NULL, -1, flags & ~(TODO_LIST_SHORTEN_IDS)))
res = error_errno(_("could not write '%s'"), todo_file);
@@ -252,7 +266,7 @@ static int init_basic_state(struct replay_opts *opts, const char *head_name,
if (!is_directory(merge_dir()) && mkdir_in_gitdir(merge_dir()))
return error_errno(_("could not create temporary %s"), merge_dir());
- delete_reflog("REBASE_HEAD");
+ refs_delete_reflog(get_main_ref_store(the_repository), "REBASE_HEAD");
interactive = fopen(path_interactive(), "w");
if (!interactive)
@@ -295,9 +309,9 @@ static int do_interactive_rebase(struct rebase_options *opts, unsigned flags)
if (ret)
error(_("could not generate todo list"));
else {
- discard_index(&the_index);
- if (todo_list_parse_insn_buffer(the_repository, todo_list.buf.buf,
- &todo_list))
+ discard_index(the_repository->index);
+ if (todo_list_parse_insn_buffer(the_repository, &replay,
+ todo_list.buf.buf, &todo_list))
BUG("unusable todo list");
ret = complete_action(the_repository, &replay, flags,
@@ -352,9 +366,13 @@ static int run_sequencer_rebase(struct rebase_options *opts)
replay_opts_release(&replay_opts);
break;
}
- case ACTION_EDIT_TODO:
- ret = edit_todo_file(flags);
+ case ACTION_EDIT_TODO: {
+ struct replay_opts replay_opts = get_replay_opts(opts);
+
+ ret = edit_todo_file(flags, &replay_opts);
+ replay_opts_release(&replay_opts);
break;
+ }
case ACTION_SHOW_CURRENT_PATCH: {
struct child_process cmd = CHILD_PROCESS_INIT;
@@ -509,13 +527,32 @@ static int rebase_write_basic_state(struct rebase_options *opts)
return 0;
}
+static int cleanup_autostash(struct rebase_options *opts)
+{
+ int ret;
+ struct strbuf dir = STRBUF_INIT;
+ const char *path = state_dir_path("autostash", opts);
+
+ if (!file_exists(path))
+ return 0;
+ ret = apply_autostash(path);
+ strbuf_addstr(&dir, opts->state_dir);
+ if (remove_dir_recursively(&dir, 0))
+ ret = error_errno(_("could not remove '%s'"), opts->state_dir);
+ strbuf_release(&dir);
+
+ return ret;
+}
+
static int finish_rebase(struct rebase_options *opts)
{
struct strbuf dir = STRBUF_INIT;
int ret = 0;
- delete_ref(NULL, "REBASE_HEAD", NULL, REF_NO_DEREF);
- delete_ref(NULL, "AUTO_MERGE", NULL, REF_NO_DEREF);
+ refs_delete_ref(get_main_ref_store(the_repository), NULL,
+ "REBASE_HEAD", NULL, REF_NO_DEREF);
+ refs_delete_ref(get_main_ref_store(the_repository), NULL,
+ "AUTO_MERGE", NULL, REF_NO_DEREF);
apply_autostash(state_dir_path("autostash", opts));
/*
* We ignore errors in 'git maintenance run --auto', since the
@@ -567,13 +604,6 @@ static int move_to_original_branch(struct rebase_options *opts)
return ret;
}
-static const char *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 int run_am(struct rebase_options *opts)
{
struct child_process am = CHILD_PROCESS_INIT;
@@ -587,7 +617,7 @@ static int run_am(struct rebase_options *opts)
opts->reflog_action);
if (opts->action == ACTION_CONTINUE) {
strvec_push(&am.args, "--resolved");
- strvec_pushf(&am.args, "--resolvemsg=%s", resolvemsg);
+ strvec_pushf(&am.args, "--resolvemsg=%s", rebase_resolvemsg);
if (opts->gpg_sign_opt)
strvec_push(&am.args, opts->gpg_sign_opt);
status = run_command(&am);
@@ -598,7 +628,7 @@ static int run_am(struct rebase_options *opts)
}
if (opts->action == ACTION_SKIP) {
strvec_push(&am.args, "--skip");
- strvec_pushf(&am.args, "--resolvemsg=%s", resolvemsg);
+ strvec_pushf(&am.args, "--resolvemsg=%s", rebase_resolvemsg);
status = run_command(&am);
if (status)
return status;
@@ -617,7 +647,7 @@ static int run_am(struct rebase_options *opts)
status = error_errno(_("could not open '%s' for writing"),
rebased_patches);
free(rebased_patches);
- strvec_clear(&am.args);
+ child_process_clear(&am);
return status;
}
@@ -645,7 +675,7 @@ static int run_am(struct rebase_options *opts)
struct reset_head_opts ropts = { 0 };
unlink(rebased_patches);
free(rebased_patches);
- strvec_clear(&am.args);
+ child_process_clear(&am);
ropts.oid = &opts->orig_head->object.oid;
ropts.branch = opts->head_name;
@@ -666,13 +696,13 @@ static int run_am(struct rebase_options *opts)
status = error_errno(_("could not open '%s' for reading"),
rebased_patches);
free(rebased_patches);
- strvec_clear(&am.args);
+ child_process_clear(&am);
return status;
}
strvec_pushv(&am.args, opts->git_am_opts.v);
strvec_push(&am.args, "--rebasing");
- strvec_pushf(&am.args, "--resolvemsg=%s", resolvemsg);
+ strvec_pushf(&am.args, "--resolvemsg=%s", rebase_resolvemsg);
strvec_push(&am.args, "--patch-format=mboxrd");
if (opts->allow_rerere_autoupdate == RERERE_AUTOUPDATE)
strvec_push(&am.args, "--rerere-autoupdate");
@@ -700,7 +730,6 @@ static int run_specific_rebase(struct rebase_options *opts)
if (opts->type == REBASE_MERGE) {
/* Run sequencer-based rebase */
- setenv("GIT_CHERRY_PICK_HELP", resolvemsg, 1);
if (!(opts->flags & REBASE_INTERACTIVE_EXPLICIT))
setenv("GIT_SEQUENCE_EDITOR", ":", 1);
if (opts->gpg_sign_opt) {
@@ -803,6 +832,7 @@ static int rebase_config(const char *var, const char *value,
}
if (!strcmp(var, "rebase.backend")) {
+ FREE_AND_NULL(opts->default_backend);
return git_config_string(&opts->default_backend, var, value);
}
@@ -867,7 +897,8 @@ static int can_fast_forward(struct commit *onto, struct commit *upstream,
if (!upstream)
goto done;
- merge_bases = repo_get_merge_bases(the_repository, upstream, head);
+ if (repo_get_merge_bases(the_repository, upstream, head, &merge_bases) < 0)
+ exit(128);
if (!merge_bases || merge_bases->next)
goto done;
@@ -886,8 +917,9 @@ static void fill_branch_base(struct rebase_options *options,
{
struct commit_list *merge_bases = NULL;
- merge_bases = repo_get_merge_bases(the_repository, options->onto,
- options->orig_head);
+ if (repo_get_merge_bases(the_repository, options->onto,
+ options->orig_head, &merge_bases) < 0)
+ exit(128);
if (!merge_bases || merge_bases->next)
oidcpy(branch_base, null_oid());
else
@@ -951,10 +983,14 @@ static enum empty_type parse_empty_value(const char *value)
return EMPTY_DROP;
else if (!strcasecmp(value, "keep"))
return EMPTY_KEEP;
- else if (!strcasecmp(value, "ask"))
- return EMPTY_ASK;
+ else if (!strcasecmp(value, "stop"))
+ return EMPTY_STOP;
+ else if (!strcasecmp(value, "ask")) {
+ warning(_("--empty=ask is deprecated; use '--empty=stop' instead."));
+ return EMPTY_STOP;
+ }
- die(_("unrecognized empty type '%s'; valid values are \"drop\", \"keep\", and \"ask\"."), value);
+ die(_("unrecognized empty type '%s'; valid values are \"drop\", \"keep\", and \"stop\"."), value);
}
static int parse_opt_keep_empty(const struct option *opt, const char *arg,
@@ -1048,6 +1084,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
{
struct rebase_options options = REBASE_OPTIONS_INIT;
const char *branch_name;
+ const char *strategy_opt = NULL;
int ret, flags, total_argc, in_progress = 0;
int keep_base = 0;
int ok_to_skip_pre_rebase = 0;
@@ -1133,7 +1170,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
"instead of ignoring them"),
1, PARSE_OPT_HIDDEN),
OPT_RERERE_AUTOUPDATE(&options.allow_rerere_autoupdate),
- OPT_CALLBACK_F(0, "empty", &options, "(drop|keep|ask)",
+ OPT_CALLBACK_F(0, "empty", &options, "(drop|keep|stop)",
N_("how to handle commits that become empty"),
PARSE_OPT_NONEG, parse_opt_empty),
OPT_CALLBACK_F('k', "keep-empty", &options, NULL,
@@ -1162,7 +1199,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
PARSE_OPT_OPTARG, parse_opt_rebase_merges),
OPT_BOOL(0, "fork-point", &options.fork_point,
N_("use 'merge-base --fork-point' to refine upstream")),
- OPT_STRING('s', "strategy", &options.strategy,
+ OPT_STRING('s', "strategy", &strategy_opt,
N_("strategy"), N_("use the given merge strategy")),
OPT_STRING_LIST('X', "strategy-option", &options.strategy_opts,
N_("option"),
@@ -1254,7 +1291,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
die(_("options '%s' and '%s' cannot be used together"), "--root", "--fork-point");
if (options.action != ACTION_NONE && !in_progress)
- die(_("No rebase in progress?"));
+ die(_("no rebase in progress"));
if (options.action == ACTION_EDIT_TODO && !is_merge(&options))
die(_("The --edit-todo action can only be used during "
@@ -1471,13 +1508,12 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
}
}
- if (options.strategy_opts.nr && !options.strategy)
- options.strategy = "ort";
-
- if (options.strategy) {
- options.strategy = xstrdup(options.strategy);
+ if (strategy_opt)
+ options.strategy = xstrdup(strategy_opt);
+ else if (options.strategy_opts.nr && !options.strategy)
+ options.strategy = xstrdup("ort");
+ if (options.strategy)
imply_merge(&options, "--strategy");
- }
if (options.root && !options.onto_name)
imply_merge(&options, "--root without --onto");
@@ -1550,7 +1586,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
if (options.empty == EMPTY_UNSPECIFIED) {
if (options.flags & REBASE_INTERACTIVE_EXPLICIT)
- options.empty = EMPTY_ASK;
+ options.empty = EMPTY_STOP;
else if (options.exec.nr > 0)
options.empty = EMPTY_KEEP;
else
@@ -1625,7 +1661,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
/* Is it a local branch? */
strbuf_reset(&buf);
strbuf_addf(&buf, "refs/heads/%s", branch_name);
- if (!read_ref(buf.buf, &branch_oid)) {
+ if (!refs_read_ref(get_main_ref_store(the_repository), buf.buf, &branch_oid)) {
die_if_checked_out(buf.buf, 1);
options.head_name = xstrdup(buf.buf);
options.orig_head =
@@ -1642,8 +1678,8 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
} else if (argc == 0) {
/* Do not need to switch branches, we are already on it. */
options.head_name =
- xstrdup_or_null(resolve_ref_unsafe("HEAD", 0, NULL,
- &flags));
+ xstrdup_or_null(refs_resolve_ref_unsafe(get_main_ref_store(the_repository), "HEAD", 0, NULL,
+ &flags));
if (!options.head_name)
die(_("No such ref: %s"), "HEAD");
if (flags & REF_ISSYMREF) {
@@ -1708,7 +1744,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
if (require_clean_work_tree(the_repository, "rebase",
_("Please commit or stash them."), 1, 1)) {
ret = -1;
- goto cleanup;
+ goto cleanup_autostash;
}
/*
@@ -1731,13 +1767,13 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
if (options.switch_to) {
ret = checkout_up_to_date(&options);
if (ret)
- goto cleanup;
+ goto cleanup_autostash;
}
if (!(options.flags & REBASE_NO_QUIET))
; /* be quiet */
else if (!strcmp(branch_name, "HEAD") &&
- resolve_ref_unsafe("HEAD", 0, NULL, &flag))
+ refs_resolve_ref_unsafe(get_main_ref_store(the_repository), "HEAD", 0, NULL, &flag))
puts(_("HEAD is up to date."));
else
printf(_("Current branch %s is up to date.\n"),
@@ -1747,7 +1783,7 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
} else if (!(options.flags & REBASE_NO_QUIET))
; /* be quiet */
else if (!strcmp(branch_name, "HEAD") &&
- resolve_ref_unsafe("HEAD", 0, NULL, &flag))
+ refs_resolve_ref_unsafe(get_main_ref_store(the_repository), "HEAD", 0, NULL, &flag))
puts(_("HEAD is up to date, rebase forced."));
else
printf(_("Current branch %s is up to date, rebase "
@@ -1756,9 +1792,11 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
/* If a hook exists, give it a chance to interrupt*/
if (!ok_to_skip_pre_rebase &&
- run_hooks_l("pre-rebase", options.upstream_arg,
- argc ? argv[0] : NULL, NULL))
- die(_("The pre-rebase hook refused to rebase."));
+ run_hooks_l(the_repository, "pre-rebase", options.upstream_arg,
+ argc ? argv[0] : NULL, NULL)) {
+ ret = error(_("The pre-rebase hook refused to rebase."));
+ goto cleanup_autostash;
+ }
if (options.flags & REBASE_DIFFSTAT) {
struct diff_options opts;
@@ -1803,9 +1841,10 @@ int cmd_rebase(int argc, const char **argv, const char *prefix)
RESET_HEAD_RUN_POST_CHECKOUT_HOOK;
ropts.head_msg = msg.buf;
ropts.default_reflog_action = options.reflog_action;
- if (reset_head(the_repository, &ropts))
- die(_("Could not detach HEAD"));
- strbuf_release(&msg);
+ if (reset_head(the_repository, &ropts)) {
+ ret = error(_("Could not detach HEAD"));
+ goto cleanup_autostash;
+ }
/*
* If the onto is a proper descendant of the tip of the branch, then
@@ -1833,16 +1872,14 @@ run_rebase:
cleanup:
strbuf_release(&buf);
+ strbuf_release(&msg);
strbuf_release(&revisions);
- free(options.reflog_action);
- free(options.head_name);
- strvec_clear(&options.git_am_opts);
- free(options.gpg_sign_opt);
- string_list_clear(&options.exec, 0);
- free(options.strategy);
- string_list_clear(&options.strategy_opts, 0);
- strbuf_release(&options.git_format_patch_opt);
+ rebase_options_release(&options);
free(squash_onto_name);
free(keep_base_onto_name);
return !!ret;
+
+cleanup_autostash:
+ ret |= !!cleanup_autostash(&options);
+ goto cleanup;
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-12-12 23:26:00 +0000