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-rw-r--r--third_party/git/builtin/commit.c1724
1 files changed, 0 insertions, 1724 deletions
diff --git a/third_party/git/builtin/commit.c b/third_party/git/builtin/commit.c
deleted file mode 100644
index 1dfd799ec518..000000000000
--- a/third_party/git/builtin/commit.c
+++ /dev/null
@@ -1,1724 +0,0 @@
-/*
- * Builtin "git commit"
- *
- * Copyright (c) 2007 Kristian Høgsberg <krh@redhat.com>
- * Based on git-commit.sh by Junio C Hamano and Linus Torvalds
- */
-
-#define USE_THE_INDEX_COMPATIBILITY_MACROS
-#include "cache.h"
-#include "config.h"
-#include "lockfile.h"
-#include "cache-tree.h"
-#include "color.h"
-#include "dir.h"
-#include "builtin.h"
-#include "diff.h"
-#include "diffcore.h"
-#include "commit.h"
-#include "revision.h"
-#include "wt-status.h"
-#include "run-command.h"
-#include "refs.h"
-#include "log-tree.h"
-#include "strbuf.h"
-#include "utf8.h"
-#include "parse-options.h"
-#include "string-list.h"
-#include "rerere.h"
-#include "unpack-trees.h"
-#include "quote.h"
-#include "submodule.h"
-#include "gpg-interface.h"
-#include "column.h"
-#include "sequencer.h"
-#include "mailmap.h"
-#include "help.h"
-#include "commit-reach.h"
-#include "commit-graph.h"
-
-static const char * const builtin_commit_usage[] = {
-	N_("git commit [<options>] [--] <pathspec>..."),
-	NULL
-};
-
-static const char * const builtin_status_usage[] = {
-	N_("git status [<options>] [--] <pathspec>..."),
-	NULL
-};
-
-static const char empty_amend_advice[] =
-N_("You asked to amend the most recent commit, but doing so would make\n"
-"it empty. You can repeat your command with --allow-empty, or you can\n"
-"remove the commit entirely with \"git reset HEAD^\".\n");
-
-static const char empty_cherry_pick_advice[] =
-N_("The previous cherry-pick is now empty, possibly due to conflict resolution.\n"
-"If you wish to commit it anyway, use:\n"
-"\n"
-"    git commit --allow-empty\n"
-"\n");
-
-static const char empty_rebase_pick_advice[] =
-N_("Otherwise, please use 'git rebase --skip'\n");
-
-static const char empty_cherry_pick_advice_single[] =
-N_("Otherwise, please use 'git cherry-pick --skip'\n");
-
-static const char empty_cherry_pick_advice_multi[] =
-N_("and then use:\n"
-"\n"
-"    git cherry-pick --continue\n"
-"\n"
-"to resume cherry-picking the remaining commits.\n"
-"If you wish to skip this commit, use:\n"
-"\n"
-"    git cherry-pick --skip\n"
-"\n");
-
-static const char *color_status_slots[] = {
-	[WT_STATUS_HEADER]	  = "header",
-	[WT_STATUS_UPDATED]	  = "updated",
-	[WT_STATUS_CHANGED]	  = "changed",
-	[WT_STATUS_UNTRACKED]	  = "untracked",
-	[WT_STATUS_NOBRANCH]	  = "noBranch",
-	[WT_STATUS_UNMERGED]	  = "unmerged",
-	[WT_STATUS_LOCAL_BRANCH]  = "localBranch",
-	[WT_STATUS_REMOTE_BRANCH] = "remoteBranch",
-	[WT_STATUS_ONBRANCH]	  = "branch",
-};
-
-static const char *use_message_buffer;
-static struct lock_file index_lock; /* real index */
-static struct lock_file false_lock; /* used only for partial commits */
-static enum {
-	COMMIT_AS_IS = 1,
-	COMMIT_NORMAL,
-	COMMIT_PARTIAL
-} commit_style;
-
-static const char *logfile, *force_author;
-static const char *template_file;
-/*
- * The _message variables are commit names from which to take
- * the commit message and/or authorship.
- */
-static const char *author_message, *author_message_buffer;
-static char *edit_message, *use_message;
-static char *fixup_message, *squash_message;
-static int all, also, interactive, patch_interactive, only, amend, signoff;
-static int edit_flag = -1; /* unspecified */
-static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship;
-static int config_commit_verbose = -1; /* unspecified */
-static int no_post_rewrite, allow_empty_message, pathspec_file_nul;
-static char *untracked_files_arg, *force_date, *ignore_submodule_arg, *ignored_arg;
-static char *sign_commit, *pathspec_from_file;
-
-/*
- * The default commit message cleanup mode will remove the lines
- * beginning with # (shell comments) and leading and trailing
- * whitespaces (empty lines or containing only whitespaces)
- * if editor is used, and only the whitespaces if the message
- * is specified explicitly.
- */
-static enum commit_msg_cleanup_mode cleanup_mode;
-static const char *cleanup_arg;
-
-static enum commit_whence whence;
-static int use_editor = 1, include_status = 1;
-static int have_option_m;
-static struct strbuf message = STRBUF_INIT;
-
-static enum wt_status_format status_format = STATUS_FORMAT_UNSPECIFIED;
-
-static int opt_parse_porcelain(const struct option *opt, const char *arg, int unset)
-{
-	enum wt_status_format *value = (enum wt_status_format *)opt->value;
-	if (unset)
-		*value = STATUS_FORMAT_NONE;
-	else if (!arg)
-		*value = STATUS_FORMAT_PORCELAIN;
-	else if (!strcmp(arg, "v1") || !strcmp(arg, "1"))
-		*value = STATUS_FORMAT_PORCELAIN;
-	else if (!strcmp(arg, "v2") || !strcmp(arg, "2"))
-		*value = STATUS_FORMAT_PORCELAIN_V2;
-	else
-		die("unsupported porcelain version '%s'", arg);
-
-	return 0;
-}
-
-static int opt_parse_m(const struct option *opt, const char *arg, int unset)
-{
-	struct strbuf *buf = opt->value;
-	if (unset) {
-		have_option_m = 0;
-		strbuf_setlen(buf, 0);
-	} else {
-		have_option_m = 1;
-		if (buf->len)
-			strbuf_addch(buf, '\n');
-		strbuf_addstr(buf, arg);
-		strbuf_complete_line(buf);
-	}
-	return 0;
-}
-
-static int opt_parse_rename_score(const struct option *opt, const char *arg, int unset)
-{
-	const char **value = opt->value;
-
-	BUG_ON_OPT_NEG(unset);
-
-	if (arg != NULL && *arg == '=')
-		arg = arg + 1;
-
-	*value = arg;
-	return 0;
-}
-
-static void determine_whence(struct wt_status *s)
-{
-	if (file_exists(git_path_merge_head(the_repository)))
-		whence = FROM_MERGE;
-	else if (!sequencer_determine_whence(the_repository, &whence))
-		whence = FROM_COMMIT;
-	if (s)
-		s->whence = whence;
-}
-
-static void status_init_config(struct wt_status *s, config_fn_t fn)
-{
-	wt_status_prepare(the_repository, s);
-	init_diff_ui_defaults();
-	git_config(fn, s);
-	determine_whence(s);
-	s->hints = advice_status_hints; /* must come after git_config() */
-}
-
-static void rollback_index_files(void)
-{
-	switch (commit_style) {
-	case COMMIT_AS_IS:
-		break; /* nothing to do */
-	case COMMIT_NORMAL:
-		rollback_lock_file(&index_lock);
-		break;
-	case COMMIT_PARTIAL:
-		rollback_lock_file(&index_lock);
-		rollback_lock_file(&false_lock);
-		break;
-	}
-}
-
-static int commit_index_files(void)
-{
-	int err = 0;
-
-	switch (commit_style) {
-	case COMMIT_AS_IS:
-		break; /* nothing to do */
-	case COMMIT_NORMAL:
-		err = commit_lock_file(&index_lock);
-		break;
-	case COMMIT_PARTIAL:
-		err = commit_lock_file(&index_lock);
-		rollback_lock_file(&false_lock);
-		break;
-	}
-
-	return err;
-}
-
-/*
- * Take a union of paths in the index and the named tree (typically, "HEAD"),
- * and return the paths that match the given pattern in list.
- */
-static int list_paths(struct string_list *list, const char *with_tree,
-		      const struct pathspec *pattern)
-{
-	int i, ret;
-	char *m;
-
-	if (!pattern->nr)
-		return 0;
-
-	m = xcalloc(1, pattern->nr);
-
-	if (with_tree) {
-		char *max_prefix = common_prefix(pattern);
-		overlay_tree_on_index(&the_index, with_tree, max_prefix);
-		free(max_prefix);
-	}
-
-	for (i = 0; i < active_nr; i++) {
-		const struct cache_entry *ce = active_cache[i];
-		struct string_list_item *item;
-
-		if (ce->ce_flags & CE_UPDATE)
-			continue;
-		if (!ce_path_match(&the_index, ce, pattern, m))
-			continue;
-		item = string_list_insert(list, ce->name);
-		if (ce_skip_worktree(ce))
-			item->util = item; /* better a valid pointer than a fake one */
-	}
-
-	ret = report_path_error(m, pattern);
-	free(m);
-	return ret;
-}
-
-static void add_remove_files(struct string_list *list)
-{
-	int i;
-	for (i = 0; i < list->nr; i++) {
-		struct stat st;
-		struct string_list_item *p = &(list->items[i]);
-
-		/* p->util is skip-worktree */
-		if (p->util)
-			continue;
-
-		if (!lstat(p->string, &st)) {
-			if (add_to_cache(p->string, &st, 0))
-				die(_("updating files failed"));
-		} else
-			remove_file_from_cache(p->string);
-	}
-}
-
-static void create_base_index(const struct commit *current_head)
-{
-	struct tree *tree;
-	struct unpack_trees_options opts;
-	struct tree_desc t;
-
-	if (!current_head) {
-		discard_cache();
-		return;
-	}
-
-	memset(&opts, 0, sizeof(opts));
-	opts.head_idx = 1;
-	opts.index_only = 1;
-	opts.merge = 1;
-	opts.src_index = &the_index;
-	opts.dst_index = &the_index;
-
-	opts.fn = oneway_merge;
-	tree = parse_tree_indirect(&current_head->object.oid);
-	if (!tree)
-		die(_("failed to unpack HEAD tree object"));
-	parse_tree(tree);
-	init_tree_desc(&t, tree->buffer, tree->size);
-	if (unpack_trees(1, &t, &opts))
-		exit(128); /* We've already reported the error, finish dying */
-}
-
-static void refresh_cache_or_die(int refresh_flags)
-{
-	/*
-	 * refresh_flags contains REFRESH_QUIET, so the only errors
-	 * are for unmerged entries.
-	 */
-	if (refresh_cache(refresh_flags | REFRESH_IN_PORCELAIN))
-		die_resolve_conflict("commit");
-}
-
-static const char *prepare_index(const char **argv, const char *prefix,
-				 const struct commit *current_head, int is_status)
-{
-	struct string_list partial = STRING_LIST_INIT_DUP;
-	struct pathspec pathspec;
-	int refresh_flags = REFRESH_QUIET;
-	const char *ret;
-
-	if (is_status)
-		refresh_flags |= REFRESH_UNMERGED;
-	parse_pathspec(&pathspec, 0,
-		       PATHSPEC_PREFER_FULL,
-		       prefix, argv);
-
-	if (pathspec_from_file) {
-		if (interactive)
-			die(_("--pathspec-from-file is incompatible with --interactive/--patch"));
-
-		if (all)
-			die(_("--pathspec-from-file with -a does not make sense"));
-
-		if (pathspec.nr)
-			die(_("--pathspec-from-file is incompatible with pathspec arguments"));
-
-		parse_pathspec_file(&pathspec, 0,
-				    PATHSPEC_PREFER_FULL,
-				    prefix, pathspec_from_file, pathspec_file_nul);
-	} else if (pathspec_file_nul) {
-		die(_("--pathspec-file-nul requires --pathspec-from-file"));
-	}
-
-	if (!pathspec.nr && (also || (only && !amend && !allow_empty)))
-		die(_("No paths with --include/--only does not make sense."));
-
-	if (read_cache_preload(&pathspec) < 0)
-		die(_("index file corrupt"));
-
-	if (interactive) {
-		char *old_index_env = NULL, *old_repo_index_file;
-		hold_locked_index(&index_lock, LOCK_DIE_ON_ERROR);
-
-		refresh_cache_or_die(refresh_flags);
-
-		if (write_locked_index(&the_index, &index_lock, 0))
-			die(_("unable to create temporary index"));
-
-		old_repo_index_file = the_repository->index_file;
-		the_repository->index_file =
-			(char *)get_lock_file_path(&index_lock);
-		old_index_env = xstrdup_or_null(getenv(INDEX_ENVIRONMENT));
-		setenv(INDEX_ENVIRONMENT, the_repository->index_file, 1);
-
-		if (interactive_add(argv, prefix, patch_interactive) != 0)
-			die(_("interactive add failed"));
-
-		the_repository->index_file = old_repo_index_file;
-		if (old_index_env && *old_index_env)
-			setenv(INDEX_ENVIRONMENT, old_index_env, 1);
-		else
-			unsetenv(INDEX_ENVIRONMENT);
-		FREE_AND_NULL(old_index_env);
-
-		discard_cache();
-		read_cache_from(get_lock_file_path(&index_lock));
-		if (update_main_cache_tree(WRITE_TREE_SILENT) == 0) {
-			if (reopen_lock_file(&index_lock) < 0)
-				die(_("unable to write index file"));
-			if (write_locked_index(&the_index, &index_lock, 0))
-				die(_("unable to update temporary index"));
-		} else
-			warning(_("Failed to update main cache tree"));
-
-		commit_style = COMMIT_NORMAL;
-		ret = get_lock_file_path(&index_lock);
-		goto out;
-	}
-
-	/*
-	 * Non partial, non as-is commit.
-	 *
-	 * (1) get the real index;
-	 * (2) update the_index as necessary;
-	 * (3) write the_index out to the real index (still locked);
-	 * (4) return the name of the locked index file.
-	 *
-	 * The caller should run hooks on the locked real index, and
-	 * (A) if all goes well, commit the real index;
-	 * (B) on failure, rollback the real index.
-	 */
-	if (all || (also && pathspec.nr)) {
-		hold_locked_index(&index_lock, LOCK_DIE_ON_ERROR);
-		add_files_to_cache(also ? prefix : NULL, &pathspec, 0);
-		refresh_cache_or_die(refresh_flags);
-		update_main_cache_tree(WRITE_TREE_SILENT);
-		if (write_locked_index(&the_index, &index_lock, 0))
-			die(_("unable to write new_index file"));
-		commit_style = COMMIT_NORMAL;
-		ret = get_lock_file_path(&index_lock);
-		goto out;
-	}
-
-	/*
-	 * As-is commit.
-	 *
-	 * (1) return the name of the real index file.
-	 *
-	 * The caller should run hooks on the real index,
-	 * and create commit from the_index.
-	 * We still need to refresh the index here.
-	 */
-	if (!only && !pathspec.nr) {
-		hold_locked_index(&index_lock, LOCK_DIE_ON_ERROR);
-		refresh_cache_or_die(refresh_flags);
-		if (active_cache_changed
-		    || !cache_tree_fully_valid(active_cache_tree))
-			update_main_cache_tree(WRITE_TREE_SILENT);
-		if (write_locked_index(&the_index, &index_lock,
-				       COMMIT_LOCK | SKIP_IF_UNCHANGED))
-			die(_("unable to write new_index file"));
-		commit_style = COMMIT_AS_IS;
-		ret = get_index_file();
-		goto out;
-	}
-
-	/*
-	 * A partial commit.
-	 *
-	 * (0) find the set of affected paths;
-	 * (1) get lock on the real index file;
-	 * (2) update the_index with the given paths;
-	 * (3) write the_index out to the real index (still locked);
-	 * (4) get lock on the false index file;
-	 * (5) reset the_index from HEAD;
-	 * (6) update the_index the same way as (2);
-	 * (7) write the_index out to the false index file;
-	 * (8) return the name of the false index file (still locked);
-	 *
-	 * The caller should run hooks on the locked false index, and
-	 * create commit from it.  Then
-	 * (A) if all goes well, commit the real index;
-	 * (B) on failure, rollback the real index;
-	 * In either case, rollback the false index.
-	 */
-	commit_style = COMMIT_PARTIAL;
-
-	if (whence != FROM_COMMIT) {
-		if (whence == FROM_MERGE)
-			die(_("cannot do a partial commit during a merge."));
-		else if (is_from_cherry_pick(whence))
-			die(_("cannot do a partial commit during a cherry-pick."));
-		else if (is_from_rebase(whence))
-			die(_("cannot do a partial commit during a rebase."));
-	}
-
-	if (list_paths(&partial, !current_head ? NULL : "HEAD", &pathspec))
-		exit(1);
-
-	discard_cache();
-	if (read_cache() < 0)
-		die(_("cannot read the index"));
-
-	hold_locked_index(&index_lock, LOCK_DIE_ON_ERROR);
-	add_remove_files(&partial);
-	refresh_cache(REFRESH_QUIET);
-	update_main_cache_tree(WRITE_TREE_SILENT);
-	if (write_locked_index(&the_index, &index_lock, 0))
-		die(_("unable to write new_index file"));
-
-	hold_lock_file_for_update(&false_lock,
-				  git_path("next-index-%"PRIuMAX,
-					   (uintmax_t) getpid()),
-				  LOCK_DIE_ON_ERROR);
-
-	create_base_index(current_head);
-	add_remove_files(&partial);
-	refresh_cache(REFRESH_QUIET);
-
-	if (write_locked_index(&the_index, &false_lock, 0))
-		die(_("unable to write temporary index file"));
-
-	discard_cache();
-	ret = get_lock_file_path(&false_lock);
-	read_cache_from(ret);
-out:
-	string_list_clear(&partial, 0);
-	clear_pathspec(&pathspec);
-	return ret;
-}
-
-static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn,
-		      struct wt_status *s)
-{
-	struct object_id oid;
-
-	if (s->relative_paths)
-		s->prefix = prefix;
-
-	if (amend) {
-		s->amend = 1;
-		s->reference = "HEAD^1";
-	}
-	s->verbose = verbose;
-	s->index_file = index_file;
-	s->fp = fp;
-	s->nowarn = nowarn;
-	s->is_initial = get_oid(s->reference, &oid) ? 1 : 0;
-	if (!s->is_initial)
-		oidcpy(&s->oid_commit, &oid);
-	s->status_format = status_format;
-	s->ignore_submodule_arg = ignore_submodule_arg;
-
-	wt_status_collect(s);
-	wt_status_print(s);
-	wt_status_collect_free_buffers(s);
-
-	return s->committable;
-}
-
-static int is_a_merge(const struct commit *current_head)
-{
-	return !!(current_head->parents && current_head->parents->next);
-}
-
-static void assert_split_ident(struct ident_split *id, const struct strbuf *buf)
-{
-	if (split_ident_line(id, buf->buf, buf->len) || !id->date_begin)
-		BUG("unable to parse our own ident: %s", buf->buf);
-}
-
-static void export_one(const char *var, const char *s, const char *e, int hack)
-{
-	struct strbuf buf = STRBUF_INIT;
-	if (hack)
-		strbuf_addch(&buf, hack);
-	strbuf_add(&buf, s, e - s);
-	setenv(var, buf.buf, 1);
-	strbuf_release(&buf);
-}
-
-static int parse_force_date(const char *in, struct strbuf *out)
-{
-	strbuf_addch(out, '@');
-
-	if (parse_date(in, out) < 0) {
-		int errors = 0;
-		unsigned long t = approxidate_careful(in, &errors);
-		if (errors)
-			return -1;
-		strbuf_addf(out, "%lu", t);
-	}
-
-	return 0;
-}
-
-static void set_ident_var(char **buf, char *val)
-{
-	free(*buf);
-	*buf = val;
-}
-
-static void determine_author_info(struct strbuf *author_ident)
-{
-	char *name, *email, *date;
-	struct ident_split author;
-
-	name = xstrdup_or_null(getenv("GIT_AUTHOR_NAME"));
-	email = xstrdup_or_null(getenv("GIT_AUTHOR_EMAIL"));
-	date = xstrdup_or_null(getenv("GIT_AUTHOR_DATE"));
-
-	if (author_message) {
-		struct ident_split ident;
-		size_t len;
-		const char *a;
-
-		a = find_commit_header(author_message_buffer, "author", &len);
-		if (!a)
-			die(_("commit '%s' lacks author header"), author_message);
-		if (split_ident_line(&ident, a, len) < 0)
-			die(_("commit '%s' has malformed author line"), author_message);
-
-		set_ident_var(&name, xmemdupz(ident.name_begin, ident.name_end - ident.name_begin));
-		set_ident_var(&email, xmemdupz(ident.mail_begin, ident.mail_end - ident.mail_begin));
-
-		if (ident.date_begin) {
-			struct strbuf date_buf = STRBUF_INIT;
-			strbuf_addch(&date_buf, '@');
-			strbuf_add(&date_buf, ident.date_begin, ident.date_end - ident.date_begin);
-			strbuf_addch(&date_buf, ' ');
-			strbuf_add(&date_buf, ident.tz_begin, ident.tz_end - ident.tz_begin);
-			set_ident_var(&date, strbuf_detach(&date_buf, NULL));
-		}
-	}
-
-	if (force_author) {
-		struct ident_split ident;
-
-		if (split_ident_line(&ident, force_author, strlen(force_author)) < 0)
-			die(_("malformed --author parameter"));
-		set_ident_var(&name, xmemdupz(ident.name_begin, ident.name_end - ident.name_begin));
-		set_ident_var(&email, xmemdupz(ident.mail_begin, ident.mail_end - ident.mail_begin));
-	}
-
-	if (force_date) {
-		struct strbuf date_buf = STRBUF_INIT;
-		if (parse_force_date(force_date, &date_buf))
-			die(_("invalid date format: %s"), force_date);
-		set_ident_var(&date, strbuf_detach(&date_buf, NULL));
-	}
-
-	strbuf_addstr(author_ident, fmt_ident(name, email, WANT_AUTHOR_IDENT, date,
-				IDENT_STRICT));
-	assert_split_ident(&author, author_ident);
-	export_one("GIT_AUTHOR_NAME", author.name_begin, author.name_end, 0);
-	export_one("GIT_AUTHOR_EMAIL", author.mail_begin, author.mail_end, 0);
-	export_one("GIT_AUTHOR_DATE", author.date_begin, author.tz_end, '@');
-	free(name);
-	free(email);
-	free(date);
-}
-
-static int author_date_is_interesting(void)
-{
-	return author_message || force_date;
-}
-
-static void adjust_comment_line_char(const struct strbuf *sb)
-{
-	char candidates[] = "#;@!$%^&|:";
-	char *candidate;
-	const char *p;
-
-	comment_line_char = candidates[0];
-	if (!memchr(sb->buf, comment_line_char, sb->len))
-		return;
-
-	p = sb->buf;
-	candidate = strchr(candidates, *p);
-	if (candidate)
-		*candidate = ' ';
-	for (p = sb->buf; *p; p++) {
-		if ((p[0] == '\n' || p[0] == '\r') && p[1]) {
-			candidate = strchr(candidates, p[1]);
-			if (candidate)
-				*candidate = ' ';
-		}
-	}
-
-	for (p = candidates; *p == ' '; p++)
-		;
-	if (!*p)
-		die(_("unable to select a comment character that is not used\n"
-		      "in the current commit message"));
-	comment_line_char = *p;
-}
-
-static int prepare_to_commit(const char *index_file, const char *prefix,
-			     struct commit *current_head,
-			     struct wt_status *s,
-			     struct strbuf *author_ident)
-{
-	struct stat statbuf;
-	struct strbuf committer_ident = STRBUF_INIT;
-	int committable;
-	struct strbuf sb = STRBUF_INIT;
-	const char *hook_arg1 = NULL;
-	const char *hook_arg2 = NULL;
-	int clean_message_contents = (cleanup_mode != COMMIT_MSG_CLEANUP_NONE);
-	int old_display_comment_prefix;
-	int merge_contains_scissors = 0;
-
-	/* This checks and barfs if author is badly specified */
-	determine_author_info(author_ident);
-
-	if (!no_verify && run_commit_hook(use_editor, index_file, "pre-commit", NULL))
-		return 0;
-
-	if (squash_message) {
-		/*
-		 * Insert the proper subject line before other commit
-		 * message options add their content.
-		 */
-		if (use_message && !strcmp(use_message, squash_message))
-			strbuf_addstr(&sb, "squash! ");
-		else {
-			struct pretty_print_context ctx = {0};
-			struct commit *c;
-			c = lookup_commit_reference_by_name(squash_message);
-			if (!c)
-				die(_("could not lookup commit %s"), squash_message);
-			ctx.output_encoding = get_commit_output_encoding();
-			format_commit_message(c, "squash! %s\n\n", &sb,
-					      &ctx);
-		}
-	}
-
-	if (have_option_m && !fixup_message) {
-		strbuf_addbuf(&sb, &message);
-		hook_arg1 = "message";
-	} else if (logfile && !strcmp(logfile, "-")) {
-		if (isatty(0))
-			fprintf(stderr, _("(reading log message from standard input)\n"));
-		if (strbuf_read(&sb, 0, 0) < 0)
-			die_errno(_("could not read log from standard input"));
-		hook_arg1 = "message";
-	} else if (logfile) {
-		if (strbuf_read_file(&sb, logfile, 0) < 0)
-			die_errno(_("could not read log file '%s'"),
-				  logfile);
-		hook_arg1 = "message";
-	} else if (use_message) {
-		char *buffer;
-		buffer = strstr(use_message_buffer, "\n\n");
-		if (buffer)
-			strbuf_addstr(&sb, skip_blank_lines(buffer + 2));
-		hook_arg1 = "commit";
-		hook_arg2 = use_message;
-	} else if (fixup_message) {
-		struct pretty_print_context ctx = {0};
-		struct commit *commit;
-		commit = lookup_commit_reference_by_name(fixup_message);
-		if (!commit)
-			die(_("could not lookup commit %s"), fixup_message);
-		ctx.output_encoding = get_commit_output_encoding();
-		format_commit_message(commit, "fixup! %s\n\n",
-				      &sb, &ctx);
-		if (have_option_m)
-			strbuf_addbuf(&sb, &message);
-		hook_arg1 = "message";
-	} else if (!stat(git_path_merge_msg(the_repository), &statbuf)) {
-		size_t merge_msg_start;
-
-		/*
-		 * prepend SQUASH_MSG here if it exists and a
-		 * "merge --squash" was originally performed
-		 */
-		if (!stat(git_path_squash_msg(the_repository), &statbuf)) {
-			if (strbuf_read_file(&sb, git_path_squash_msg(the_repository), 0) < 0)
-				die_errno(_("could not read SQUASH_MSG"));
-			hook_arg1 = "squash";
-		} else
-			hook_arg1 = "merge";
-
-		merge_msg_start = sb.len;
-		if (strbuf_read_file(&sb, git_path_merge_msg(the_repository), 0) < 0)
-			die_errno(_("could not read MERGE_MSG"));
-
-		if (cleanup_mode == COMMIT_MSG_CLEANUP_SCISSORS &&
-		    wt_status_locate_end(sb.buf + merge_msg_start,
-					 sb.len - merge_msg_start) <
-				sb.len - merge_msg_start)
-			merge_contains_scissors = 1;
-	} else if (!stat(git_path_squash_msg(the_repository), &statbuf)) {
-		if (strbuf_read_file(&sb, git_path_squash_msg(the_repository), 0) < 0)
-			die_errno(_("could not read SQUASH_MSG"));
-		hook_arg1 = "squash";
-	} else if (template_file) {
-		if (strbuf_read_file(&sb, template_file, 0) < 0)
-			die_errno(_("could not read '%s'"), template_file);
-		hook_arg1 = "template";
-		clean_message_contents = 0;
-	}
-
-	/*
-	 * The remaining cases don't modify the template message, but
-	 * just set the argument(s) to the prepare-commit-msg hook.
-	 */
-	else if (whence == FROM_MERGE)
-		hook_arg1 = "merge";
-	else if (is_from_cherry_pick(whence) || whence == FROM_REBASE_PICK) {
-		hook_arg1 = "commit";
-		hook_arg2 = "CHERRY_PICK_HEAD";
-	}
-
-	if (squash_message) {
-		/*
-		 * If squash_commit was used for the commit subject,
-		 * then we're possibly hijacking other commit log options.
-		 * Reset the hook args to tell the real story.
-		 */
-		hook_arg1 = "message";
-		hook_arg2 = "";
-	}
-
-	s->fp = fopen_for_writing(git_path_commit_editmsg());
-	if (s->fp == NULL)
-		die_errno(_("could not open '%s'"), git_path_commit_editmsg());
-
-	/* Ignore status.displayCommentPrefix: we do need comments in COMMIT_EDITMSG. */
-	old_display_comment_prefix = s->display_comment_prefix;
-	s->display_comment_prefix = 1;
-
-	/*
-	 * Most hints are counter-productive when the commit has
-	 * already started.
-	 */
-	s->hints = 0;
-
-	if (clean_message_contents)
-		strbuf_stripspace(&sb, 0);
-
-	if (signoff)
-		append_signoff(&sb, ignore_non_trailer(sb.buf, sb.len), 0);
-
-	if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len)
-		die_errno(_("could not write commit template"));
-
-	if (auto_comment_line_char)
-		adjust_comment_line_char(&sb);
-	strbuf_release(&sb);
-
-	/* This checks if committer ident is explicitly given */
-	strbuf_addstr(&committer_ident, git_committer_info(IDENT_STRICT));
-	if (use_editor && include_status) {
-		int ident_shown = 0;
-		int saved_color_setting;
-		struct ident_split ci, ai;
-
-		if (whence != FROM_COMMIT) {
-			if (cleanup_mode == COMMIT_MSG_CLEANUP_SCISSORS &&
-				!merge_contains_scissors)
-				wt_status_add_cut_line(s->fp);
-			status_printf_ln(
-				s, GIT_COLOR_NORMAL,
-				whence == FROM_MERGE ?
-					      _("\n"
-					  "It looks like you may be committing a merge.\n"
-					  "If this is not correct, please run\n"
-					  "	git update-ref -d MERGE_HEAD\n"
-					  "and try again.\n") :
-					      _("\n"
-					  "It looks like you may be committing a cherry-pick.\n"
-					  "If this is not correct, please run\n"
-					  "	git update-ref -d CHERRY_PICK_HEAD\n"
-					  "and try again.\n"));
-		}
-
-		fprintf(s->fp, "\n");
-		if (cleanup_mode == COMMIT_MSG_CLEANUP_ALL)
-			status_printf(s, GIT_COLOR_NORMAL,
-				_("Please enter the commit message for your changes."
-				  " Lines starting\nwith '%c' will be ignored, and an empty"
-				  " message aborts the commit.\n"), comment_line_char);
-		else if (cleanup_mode == COMMIT_MSG_CLEANUP_SCISSORS) {
-			if (whence == FROM_COMMIT && !merge_contains_scissors)
-				wt_status_add_cut_line(s->fp);
-		} else /* COMMIT_MSG_CLEANUP_SPACE, that is. */
-			status_printf(s, GIT_COLOR_NORMAL,
-				_("Please enter the commit message for your changes."
-				  " Lines starting\n"
-				  "with '%c' will be kept; you may remove them"
-				  " yourself if you want to.\n"
-				  "An empty message aborts the commit.\n"), comment_line_char);
-
-		/*
-		 * These should never fail because they come from our own
-		 * fmt_ident. They may fail the sane_ident test, but we know
-		 * that the name and mail pointers will at least be valid,
-		 * which is enough for our tests and printing here.
-		 */
-		assert_split_ident(&ai, author_ident);
-		assert_split_ident(&ci, &committer_ident);
-
-		if (ident_cmp(&ai, &ci))
-			status_printf_ln(s, GIT_COLOR_NORMAL,
-				_("%s"
-				"Author:    %.*s <%.*s>"),
-				ident_shown++ ? "" : "\n",
-				(int)(ai.name_end - ai.name_begin), ai.name_begin,
-				(int)(ai.mail_end - ai.mail_begin), ai.mail_begin);
-
-		if (author_date_is_interesting())
-			status_printf_ln(s, GIT_COLOR_NORMAL,
-				_("%s"
-				"Date:      %s"),
-				ident_shown++ ? "" : "\n",
-				show_ident_date(&ai, DATE_MODE(NORMAL)));
-
-		if (!committer_ident_sufficiently_given())
-			status_printf_ln(s, GIT_COLOR_NORMAL,
-				_("%s"
-				"Committer: %.*s <%.*s>"),
-				ident_shown++ ? "" : "\n",
-				(int)(ci.name_end - ci.name_begin), ci.name_begin,
-				(int)(ci.mail_end - ci.mail_begin), ci.mail_begin);
-
-		status_printf_ln(s, GIT_COLOR_NORMAL, "%s", ""); /* Add new line for clarity */
-
-		saved_color_setting = s->use_color;
-		s->use_color = 0;
-		committable = run_status(s->fp, index_file, prefix, 1, s);
-		s->use_color = saved_color_setting;
-		string_list_clear(&s->change, 1);
-	} else {
-		struct object_id oid;
-		const char *parent = "HEAD";
-
-		if (!active_nr && read_cache() < 0)
-			die(_("Cannot read index"));
-
-		if (amend)
-			parent = "HEAD^1";
-
-		if (get_oid(parent, &oid)) {
-			int i, ita_nr = 0;
-
-			for (i = 0; i < active_nr; i++)
-				if (ce_intent_to_add(active_cache[i]))
-					ita_nr++;
-			committable = active_nr - ita_nr > 0;
-		} else {
-			/*
-			 * Unless the user did explicitly request a submodule
-			 * ignore mode by passing a command line option we do
-			 * not ignore any changed submodule SHA-1s when
-			 * comparing index and parent, no matter what is
-			 * configured. Otherwise we won't commit any
-			 * submodules which were manually staged, which would
-			 * be really confusing.
-			 */
-			struct diff_flags flags = DIFF_FLAGS_INIT;
-			flags.override_submodule_config = 1;
-			if (ignore_submodule_arg &&
-			    !strcmp(ignore_submodule_arg, "all"))
-				flags.ignore_submodules = 1;
-			committable = index_differs_from(the_repository,
-							 parent, &flags, 1);
-		}
-	}
-	strbuf_release(&committer_ident);
-
-	fclose(s->fp);
-
-	/*
-	 * Reject an attempt to record a non-merge empty commit without
-	 * explicit --allow-empty. In the cherry-pick case, it may be
-	 * empty due to conflict resolution, which the user should okay.
-	 */
-	if (!committable && whence != FROM_MERGE && !allow_empty &&
-	    !(amend && is_a_merge(current_head))) {
-		s->hints = advice_status_hints;
-		s->display_comment_prefix = old_display_comment_prefix;
-		run_status(stdout, index_file, prefix, 0, s);
-		if (amend)
-			fputs(_(empty_amend_advice), stderr);
-		else if (is_from_cherry_pick(whence) ||
-			 whence == FROM_REBASE_PICK) {
-			fputs(_(empty_cherry_pick_advice), stderr);
-			if (whence == FROM_CHERRY_PICK_SINGLE)
-				fputs(_(empty_cherry_pick_advice_single), stderr);
-			else if (whence == FROM_CHERRY_PICK_MULTI)
-				fputs(_(empty_cherry_pick_advice_multi), stderr);
-			else
-				fputs(_(empty_rebase_pick_advice), stderr);
-		}
-		return 0;
-	}
-
-	if (!no_verify && find_hook("pre-commit")) {
-		/*
-		 * Re-read the index as pre-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.
-		 */
-		discard_cache();
-	}
-	read_cache_from(index_file);
-
-	if (update_main_cache_tree(0)) {
-		error(_("Error building trees"));
-		return 0;
-	}
-
-	if (run_commit_hook(use_editor, index_file, "prepare-commit-msg",
-			    git_path_commit_editmsg(), hook_arg1, hook_arg2, NULL))
-		return 0;
-
-	if (use_editor) {
-		struct strvec env = STRVEC_INIT;
-
-		strvec_pushf(&env, "GIT_INDEX_FILE=%s", index_file);
-		if (launch_editor(git_path_commit_editmsg(), NULL, env.v)) {
-			fprintf(stderr,
-			_("Please supply the message using either -m or -F option.\n"));
-			exit(1);
-		}
-		strvec_clear(&env);
-	}
-
-	if (!no_verify &&
-	    run_commit_hook(use_editor, index_file, "commit-msg", git_path_commit_editmsg(), NULL)) {
-		return 0;
-	}
-
-	return 1;
-}
-
-static const char *find_author_by_nickname(const char *name)
-{
-	struct rev_info revs;
-	struct commit *commit;
-	struct strbuf buf = STRBUF_INIT;
-	struct string_list mailmap = STRING_LIST_INIT_NODUP;
-	const char *av[20];
-	int ac = 0;
-
-	repo_init_revisions(the_repository, &revs, NULL);
-	strbuf_addf(&buf, "--author=%s", name);
-	av[++ac] = "--all";
-	av[++ac] = "-i";
-	av[++ac] = buf.buf;
-	av[++ac] = NULL;
-	setup_revisions(ac, av, &revs, NULL);
-	revs.mailmap = &mailmap;
-	read_mailmap(revs.mailmap, NULL);
-
-	if (prepare_revision_walk(&revs))
-		die(_("revision walk setup failed"));
-	commit = get_revision(&revs);
-	if (commit) {
-		struct pretty_print_context ctx = {0};
-		ctx.date_mode.type = DATE_NORMAL;
-		strbuf_release(&buf);
-		format_commit_message(commit, "%aN <%aE>", &buf, &ctx);
-		clear_mailmap(&mailmap);
-		return strbuf_detach(&buf, NULL);
-	}
-	die(_("--author '%s' is not 'Name <email>' and matches no existing author"), name);
-}
-
-static void handle_ignored_arg(struct wt_status *s)
-{
-	if (!ignored_arg)
-		; /* default already initialized */
-	else if (!strcmp(ignored_arg, "traditional"))
-		s->show_ignored_mode = SHOW_TRADITIONAL_IGNORED;
-	else if (!strcmp(ignored_arg, "no"))
-		s->show_ignored_mode = SHOW_NO_IGNORED;
-	else if (!strcmp(ignored_arg, "matching"))
-		s->show_ignored_mode = SHOW_MATCHING_IGNORED;
-	else
-		die(_("Invalid ignored mode '%s'"), ignored_arg);
-}
-
-static void handle_untracked_files_arg(struct wt_status *s)
-{
-	if (!untracked_files_arg)
-		; /* default already initialized */
-	else if (!strcmp(untracked_files_arg, "no"))
-		s->show_untracked_files = SHOW_NO_UNTRACKED_FILES;
-	else if (!strcmp(untracked_files_arg, "normal"))
-		s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
-	else if (!strcmp(untracked_files_arg, "all"))
-		s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
-	/*
-	 * Please update $__git_untracked_file_modes in
-	 * git-completion.bash when you add new options
-	 */
-	else
-		die(_("Invalid untracked files mode '%s'"), untracked_files_arg);
-}
-
-static const char *read_commit_message(const char *name)
-{
-	const char *out_enc;
-	struct commit *commit;
-
-	commit = lookup_commit_reference_by_name(name);
-	if (!commit)
-		die(_("could not lookup commit %s"), name);
-	out_enc = get_commit_output_encoding();
-	return logmsg_reencode(commit, NULL, out_enc);
-}
-
-/*
- * Enumerate what needs to be propagated when --porcelain
- * is not in effect here.
- */
-static struct status_deferred_config {
-	enum wt_status_format status_format;
-	int show_branch;
-	enum ahead_behind_flags ahead_behind;
-} status_deferred_config = {
-	STATUS_FORMAT_UNSPECIFIED,
-	-1, /* unspecified */
-	AHEAD_BEHIND_UNSPECIFIED,
-};
-
-static void finalize_deferred_config(struct wt_status *s)
-{
-	int use_deferred_config = (status_format != STATUS_FORMAT_PORCELAIN &&
-				   status_format != STATUS_FORMAT_PORCELAIN_V2 &&
-				   !s->null_termination);
-
-	if (s->null_termination) {
-		if (status_format == STATUS_FORMAT_NONE ||
-		    status_format == STATUS_FORMAT_UNSPECIFIED)
-			status_format = STATUS_FORMAT_PORCELAIN;
-		else if (status_format == STATUS_FORMAT_LONG)
-			die(_("--long and -z are incompatible"));
-	}
-
-	if (use_deferred_config && status_format == STATUS_FORMAT_UNSPECIFIED)
-		status_format = status_deferred_config.status_format;
-	if (status_format == STATUS_FORMAT_UNSPECIFIED)
-		status_format = STATUS_FORMAT_NONE;
-
-	if (use_deferred_config && s->show_branch < 0)
-		s->show_branch = status_deferred_config.show_branch;
-	if (s->show_branch < 0)
-		s->show_branch = 0;
-
-	/*
-	 * If the user did not give a "--[no]-ahead-behind" command
-	 * line argument *AND* we will print in a human-readable format
-	 * (short, long etc.) then we inherit from the status.aheadbehind
-	 * config setting.  In all other cases (and porcelain V[12] formats
-	 * in particular), we inherit _FULL for backwards compatibility.
-	 */
-	if (use_deferred_config &&
-	    s->ahead_behind_flags == AHEAD_BEHIND_UNSPECIFIED)
-		s->ahead_behind_flags = status_deferred_config.ahead_behind;
-
-	if (s->ahead_behind_flags == AHEAD_BEHIND_UNSPECIFIED)
-		s->ahead_behind_flags = AHEAD_BEHIND_FULL;
-}
-
-static int parse_and_validate_options(int argc, const char *argv[],
-				      const struct option *options,
-				      const char * const usage[],
-				      const char *prefix,
-				      struct commit *current_head,
-				      struct wt_status *s)
-{
-	int f = 0;
-
-	argc = parse_options(argc, argv, prefix, options, usage, 0);
-	finalize_deferred_config(s);
-
-	if (force_author && !strchr(force_author, '>'))
-		force_author = find_author_by_nickname(force_author);
-
-	if (force_author && renew_authorship)
-		die(_("Using both --reset-author and --author does not make sense"));
-
-	if (logfile || have_option_m || use_message || fixup_message)
-		use_editor = 0;
-	if (0 <= edit_flag)
-		use_editor = edit_flag;
-
-	/* Sanity check options */
-	if (amend && !current_head)
-		die(_("You have nothing to amend."));
-	if (amend && whence != FROM_COMMIT) {
-		if (whence == FROM_MERGE)
-			die(_("You are in the middle of a merge -- cannot amend."));
-		else if (is_from_cherry_pick(whence))
-			die(_("You are in the middle of a cherry-pick -- cannot amend."));
-		else if (whence == FROM_REBASE_PICK)
-			die(_("You are in the middle of a rebase -- cannot amend."));
-	}
-	if (fixup_message && squash_message)
-		die(_("Options --squash and --fixup cannot be used together"));
-	if (use_message)
-		f++;
-	if (edit_message)
-		f++;
-	if (fixup_message)
-		f++;
-	if (logfile)
-		f++;
-	if (f > 1)
-		die(_("Only one of -c/-C/-F/--fixup can be used."));
-	if (have_option_m && (edit_message || use_message || logfile))
-		die((_("Option -m cannot be combined with -c/-C/-F.")));
-	if (f || have_option_m)
-		template_file = NULL;
-	if (edit_message)
-		use_message = edit_message;
-	if (amend && !use_message && !fixup_message)
-		use_message = "HEAD";
-	if (!use_message && !is_from_cherry_pick(whence) &&
-	    !is_from_rebase(whence) && renew_authorship)
-		die(_("--reset-author can be used only with -C, -c or --amend."));
-	if (use_message) {
-		use_message_buffer = read_commit_message(use_message);
-		if (!renew_authorship) {
-			author_message = use_message;
-			author_message_buffer = use_message_buffer;
-		}
-	}
-	if ((is_from_cherry_pick(whence) || whence == FROM_REBASE_PICK) &&
-	    !renew_authorship) {
-		author_message = "CHERRY_PICK_HEAD";
-		author_message_buffer = read_commit_message(author_message);
-	}
-
-	if (patch_interactive)
-		interactive = 1;
-
-	if (also + only + all + interactive > 1)
-		die(_("Only one of --include/--only/--all/--interactive/--patch can be used."));
-	cleanup_mode = get_cleanup_mode(cleanup_arg, use_editor);
-
-	handle_untracked_files_arg(s);
-
-	if (all && argc > 0)
-		die(_("paths '%s ...' with -a does not make sense"),
-		    argv[0]);
-
-	if (status_format != STATUS_FORMAT_NONE)
-		dry_run = 1;
-
-	return argc;
-}
-
-static int dry_run_commit(const char **argv, const char *prefix,
-			  const struct commit *current_head, struct wt_status *s)
-{
-	int committable;
-	const char *index_file;
-
-	index_file = prepare_index(argv, prefix, current_head, 1);
-	committable = run_status(stdout, index_file, prefix, 0, s);
-	rollback_index_files();
-
-	return committable ? 0 : 1;
-}
-
-define_list_config_array_extra(color_status_slots, {"added"});
-
-static int parse_status_slot(const char *slot)
-{
-	if (!strcasecmp(slot, "added"))
-		return WT_STATUS_UPDATED;
-
-	return LOOKUP_CONFIG(color_status_slots, slot);
-}
-
-static int git_status_config(const char *k, const char *v, void *cb)
-{
-	struct wt_status *s = cb;
-	const char *slot_name;
-
-	if (starts_with(k, "column."))
-		return git_column_config(k, v, "status", &s->colopts);
-	if (!strcmp(k, "status.submodulesummary")) {
-		int is_bool;
-		s->submodule_summary = git_config_bool_or_int(k, v, &is_bool);
-		if (is_bool && s->submodule_summary)
-			s->submodule_summary = -1;
-		return 0;
-	}
-	if (!strcmp(k, "status.short")) {
-		if (git_config_bool(k, v))
-			status_deferred_config.status_format = STATUS_FORMAT_SHORT;
-		else
-			status_deferred_config.status_format = STATUS_FORMAT_NONE;
-		return 0;
-	}
-	if (!strcmp(k, "status.branch")) {
-		status_deferred_config.show_branch = git_config_bool(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "status.aheadbehind")) {
-		status_deferred_config.ahead_behind = git_config_bool(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "status.showstash")) {
-		s->show_stash = git_config_bool(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) {
-		s->use_color = git_config_colorbool(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "status.displaycommentprefix")) {
-		s->display_comment_prefix = git_config_bool(k, v);
-		return 0;
-	}
-	if (skip_prefix(k, "status.color.", &slot_name) ||
-	    skip_prefix(k, "color.status.", &slot_name)) {
-		int slot = parse_status_slot(slot_name);
-		if (slot < 0)
-			return 0;
-		if (!v)
-			return config_error_nonbool(k);
-		return color_parse(v, s->color_palette[slot]);
-	}
-	if (!strcmp(k, "status.relativepaths")) {
-		s->relative_paths = git_config_bool(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "status.showuntrackedfiles")) {
-		if (!v)
-			return config_error_nonbool(k);
-		else if (!strcmp(v, "no"))
-			s->show_untracked_files = SHOW_NO_UNTRACKED_FILES;
-		else if (!strcmp(v, "normal"))
-			s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
-		else if (!strcmp(v, "all"))
-			s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
-		else
-			return error(_("Invalid untracked files mode '%s'"), v);
-		return 0;
-	}
-	if (!strcmp(k, "diff.renamelimit")) {
-		if (s->rename_limit == -1)
-			s->rename_limit = git_config_int(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "status.renamelimit")) {
-		s->rename_limit = git_config_int(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "diff.renames")) {
-		if (s->detect_rename == -1)
-			s->detect_rename = git_config_rename(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "status.renames")) {
-		s->detect_rename = git_config_rename(k, v);
-		return 0;
-	}
-	return git_diff_ui_config(k, v, NULL);
-}
-
-int cmd_status(int argc, const char **argv, const char *prefix)
-{
-	static int no_renames = -1;
-	static const char *rename_score_arg = (const char *)-1;
-	static struct wt_status s;
-	unsigned int progress_flag = 0;
-	int fd;
-	struct object_id oid;
-	static struct option builtin_status_options[] = {
-		OPT__VERBOSE(&verbose, N_("be verbose")),
-		OPT_SET_INT('s', "short", &status_format,
-			    N_("show status concisely"), STATUS_FORMAT_SHORT),
-		OPT_BOOL('b', "branch", &s.show_branch,
-			 N_("show branch information")),
-		OPT_BOOL(0, "show-stash", &s.show_stash,
-			 N_("show stash information")),
-		OPT_BOOL(0, "ahead-behind", &s.ahead_behind_flags,
-			 N_("compute full ahead/behind values")),
-		OPT_CALLBACK_F(0, "porcelain", &status_format,
-		  N_("version"), N_("machine-readable output"),
-		  PARSE_OPT_OPTARG, opt_parse_porcelain),
-		OPT_SET_INT(0, "long", &status_format,
-			    N_("show status in long format (default)"),
-			    STATUS_FORMAT_LONG),
-		OPT_BOOL('z', "null", &s.null_termination,
-			 N_("terminate entries with NUL")),
-		{ OPTION_STRING, 'u', "untracked-files", &untracked_files_arg,
-		  N_("mode"),
-		  N_("show untracked files, optional modes: all, normal, no. (Default: all)"),
-		  PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
-		{ OPTION_STRING, 0, "ignored", &ignored_arg,
-		  N_("mode"),
-		  N_("show ignored files, optional modes: traditional, matching, no. (Default: traditional)"),
-		  PARSE_OPT_OPTARG, NULL, (intptr_t)"traditional" },
-		{ OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, N_("when"),
-		  N_("ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)"),
-		  PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
-		OPT_COLUMN(0, "column", &s.colopts, N_("list untracked files in columns")),
-		OPT_BOOL(0, "no-renames", &no_renames, N_("do not detect renames")),
-		OPT_CALLBACK_F('M', "find-renames", &rename_score_arg,
-		  N_("n"), N_("detect renames, optionally set similarity index"),
-		  PARSE_OPT_OPTARG | PARSE_OPT_NONEG, opt_parse_rename_score),
-		OPT_END(),
-	};
-
-	if (argc == 2 && !strcmp(argv[1], "-h"))
-		usage_with_options(builtin_status_usage, builtin_status_options);
-
-	status_init_config(&s, git_status_config);
-	argc = parse_options(argc, argv, prefix,
-			     builtin_status_options,
-			     builtin_status_usage, 0);
-	finalize_colopts(&s.colopts, -1);
-	finalize_deferred_config(&s);
-
-	handle_untracked_files_arg(&s);
-	handle_ignored_arg(&s);
-
-	if (s.show_ignored_mode == SHOW_MATCHING_IGNORED &&
-	    s.show_untracked_files == SHOW_NO_UNTRACKED_FILES)
-		die(_("Unsupported combination of ignored and untracked-files arguments"));
-
-	parse_pathspec(&s.pathspec, 0,
-		       PATHSPEC_PREFER_FULL,
-		       prefix, argv);
-
-	if (status_format != STATUS_FORMAT_PORCELAIN &&
-	    status_format != STATUS_FORMAT_PORCELAIN_V2)
-		progress_flag = REFRESH_PROGRESS;
-	repo_read_index(the_repository);
-	refresh_index(&the_index,
-		      REFRESH_QUIET|REFRESH_UNMERGED|progress_flag,
-		      &s.pathspec, NULL, NULL);
-
-	if (use_optional_locks())
-		fd = hold_locked_index(&index_lock, 0);
-	else
-		fd = -1;
-
-	s.is_initial = get_oid(s.reference, &oid) ? 1 : 0;
-	if (!s.is_initial)
-		oidcpy(&s.oid_commit, &oid);
-
-	s.ignore_submodule_arg = ignore_submodule_arg;
-	s.status_format = status_format;
-	s.verbose = verbose;
-	if (no_renames != -1)
-		s.detect_rename = !no_renames;
-	if ((intptr_t)rename_score_arg != -1) {
-		if (s.detect_rename < DIFF_DETECT_RENAME)
-			s.detect_rename = DIFF_DETECT_RENAME;
-		if (rename_score_arg)
-			s.rename_score = parse_rename_score(&rename_score_arg);
-	}
-
-	wt_status_collect(&s);
-
-	if (0 <= fd)
-		repo_update_index_if_able(the_repository, &index_lock);
-
-	if (s.relative_paths)
-		s.prefix = prefix;
-
-	wt_status_print(&s);
-	wt_status_collect_free_buffers(&s);
-
-	return 0;
-}
-
-static int git_commit_config(const char *k, const char *v, void *cb)
-{
-	struct wt_status *s = cb;
-	int status;
-
-	if (!strcmp(k, "commit.template"))
-		return git_config_pathname(&template_file, k, v);
-	if (!strcmp(k, "commit.status")) {
-		include_status = git_config_bool(k, v);
-		return 0;
-	}
-	if (!strcmp(k, "commit.cleanup"))
-		return git_config_string(&cleanup_arg, k, v);
-	if (!strcmp(k, "commit.gpgsign")) {
-		sign_commit = git_config_bool(k, v) ? "" : NULL;
-		return 0;
-	}
-	if (!strcmp(k, "commit.verbose")) {
-		int is_bool;
-		config_commit_verbose = git_config_bool_or_int(k, v, &is_bool);
-		return 0;
-	}
-
-	status = git_gpg_config(k, v, NULL);
-	if (status)
-		return status;
-	return git_status_config(k, v, s);
-}
-
-int cmd_commit(int argc, const char **argv, const char *prefix)
-{
-	static struct wt_status s;
-	static struct option builtin_commit_options[] = {
-		OPT__QUIET(&quiet, N_("suppress summary after successful commit")),
-		OPT__VERBOSE(&verbose, N_("show diff in commit message template")),
-
-		OPT_GROUP(N_("Commit message options")),
-		OPT_FILENAME('F', "file", &logfile, N_("read message from file")),
-		OPT_STRING(0, "author", &force_author, N_("author"), N_("override author for commit")),
-		OPT_STRING(0, "date", &force_date, N_("date"), N_("override date for commit")),
-		OPT_CALLBACK('m', "message", &message, N_("message"), N_("commit message"), opt_parse_m),
-		OPT_STRING('c', "reedit-message", &edit_message, N_("commit"), N_("reuse and edit message from specified commit")),
-		OPT_STRING('C', "reuse-message", &use_message, N_("commit"), N_("reuse message from specified commit")),
-		OPT_STRING(0, "fixup", &fixup_message, N_("commit"), N_("use autosquash formatted message to fixup specified commit")),
-		OPT_STRING(0, "squash", &squash_message, N_("commit"), N_("use autosquash formatted message to squash specified commit")),
-		OPT_BOOL(0, "reset-author", &renew_authorship, N_("the commit is authored by me now (used with -C/-c/--amend)")),
-		OPT_BOOL('s', "signoff", &signoff, N_("add Signed-off-by:")),
-		OPT_FILENAME('t', "template", &template_file, N_("use specified template file")),
-		OPT_BOOL('e', "edit", &edit_flag, N_("force edit of commit")),
-		OPT_CLEANUP(&cleanup_arg),
-		OPT_BOOL(0, "status", &include_status, N_("include status in commit message template")),
-		{ OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key-id"),
-		  N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
-		/* end commit message options */
-
-		OPT_GROUP(N_("Commit contents options")),
-		OPT_BOOL('a', "all", &all, N_("commit all changed files")),
-		OPT_BOOL('i', "include", &also, N_("add specified files to index for commit")),
-		OPT_BOOL(0, "interactive", &interactive, N_("interactively add files")),
-		OPT_BOOL('p', "patch", &patch_interactive, N_("interactively add changes")),
-		OPT_BOOL('o', "only", &only, N_("commit only specified files")),
-		OPT_BOOL('n', "no-verify", &no_verify, N_("bypass pre-commit and commit-msg hooks")),
-		OPT_BOOL(0, "dry-run", &dry_run, N_("show what would be committed")),
-		OPT_SET_INT(0, "short", &status_format, N_("show status concisely"),
-			    STATUS_FORMAT_SHORT),
-		OPT_BOOL(0, "branch", &s.show_branch, N_("show branch information")),
-		OPT_BOOL(0, "ahead-behind", &s.ahead_behind_flags,
-			 N_("compute full ahead/behind values")),
-		OPT_SET_INT(0, "porcelain", &status_format,
-			    N_("machine-readable output"), STATUS_FORMAT_PORCELAIN),
-		OPT_SET_INT(0, "long", &status_format,
-			    N_("show status in long format (default)"),
-			    STATUS_FORMAT_LONG),
-		OPT_BOOL('z', "null", &s.null_termination,
-			 N_("terminate entries with NUL")),
-		OPT_BOOL(0, "amend", &amend, N_("amend previous commit")),
-		OPT_BOOL(0, "no-post-rewrite", &no_post_rewrite, N_("bypass post-rewrite hook")),
-		{ OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, N_("mode"), N_("show untracked files, optional modes: all, normal, no. (Default: all)"), PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
-		OPT_PATHSPEC_FROM_FILE(&pathspec_from_file),
-		OPT_PATHSPEC_FILE_NUL(&pathspec_file_nul),
-		/* end commit contents options */
-
-		OPT_HIDDEN_BOOL(0, "allow-empty", &allow_empty,
-				N_("ok to record an empty change")),
-		OPT_HIDDEN_BOOL(0, "allow-empty-message", &allow_empty_message,
-				N_("ok to record a change with an empty message")),
-
-		OPT_END()
-	};
-
-	struct strbuf sb = STRBUF_INIT;
-	struct strbuf author_ident = STRBUF_INIT;
-	const char *index_file, *reflog_msg;
-	struct object_id oid;
-	struct commit_list *parents = NULL;
-	struct stat statbuf;
-	struct commit *current_head = NULL;
-	struct commit_extra_header *extra = NULL;
-	struct strbuf err = STRBUF_INIT;
-
-	if (argc == 2 && !strcmp(argv[1], "-h"))
-		usage_with_options(builtin_commit_usage, builtin_commit_options);
-
-	status_init_config(&s, git_commit_config);
-	s.commit_template = 1;
-	status_format = STATUS_FORMAT_NONE; /* Ignore status.short */
-	s.colopts = 0;
-
-	if (get_oid("HEAD", &oid))
-		current_head = NULL;
-	else {
-		current_head = lookup_commit_or_die(&oid, "HEAD");
-		if (parse_commit(current_head))
-			die(_("could not parse HEAD commit"));
-	}
-	verbose = -1; /* unspecified */
-	argc = parse_and_validate_options(argc, argv, builtin_commit_options,
-					  builtin_commit_usage,
-					  prefix, current_head, &s);
-	if (verbose == -1)
-		verbose = (config_commit_verbose < 0) ? 0 : config_commit_verbose;
-
-	if (dry_run)
-		return dry_run_commit(argv, prefix, current_head, &s);
-	index_file = prepare_index(argv, prefix, current_head, 0);
-
-	/* Set up everything for writing the commit object.  This includes
-	   running hooks, writing the trees, and interacting with the user.  */
-	if (!prepare_to_commit(index_file, prefix,
-			       current_head, &s, &author_ident)) {
-		rollback_index_files();
-		return 1;
-	}
-
-	/* Determine parents */
-	reflog_msg = getenv("GIT_REFLOG_ACTION");
-	if (!current_head) {
-		if (!reflog_msg)
-			reflog_msg = "commit (initial)";
-	} else if (amend) {
-		if (!reflog_msg)
-			reflog_msg = "commit (amend)";
-		parents = copy_commit_list(current_head->parents);
-	} else if (whence == FROM_MERGE) {
-		struct strbuf m = STRBUF_INIT;
-		FILE *fp;
-		int allow_fast_forward = 1;
-		struct commit_list **pptr = &parents;
-
-		if (!reflog_msg)
-			reflog_msg = "commit (merge)";
-		pptr = commit_list_append(current_head, pptr);
-		fp = xfopen(git_path_merge_head(the_repository), "r");
-		while (strbuf_getline_lf(&m, fp) != EOF) {
-			struct commit *parent;
-
-			parent = get_merge_parent(m.buf);
-			if (!parent)
-				die(_("Corrupt MERGE_HEAD file (%s)"), m.buf);
-			pptr = commit_list_append(parent, pptr);
-		}
-		fclose(fp);
-		strbuf_release(&m);
-		if (!stat(git_path_merge_mode(the_repository), &statbuf)) {
-			if (strbuf_read_file(&sb, git_path_merge_mode(the_repository), 0) < 0)
-				die_errno(_("could not read MERGE_MODE"));
-			if (!strcmp(sb.buf, "no-ff"))
-				allow_fast_forward = 0;
-		}
-		if (allow_fast_forward)
-			reduce_heads_replace(&parents);
-	} else {
-		if (!reflog_msg)
-			reflog_msg = is_from_cherry_pick(whence)
-					? "commit (cherry-pick)"
-					: is_from_rebase(whence)
-					? "commit (rebase)"
-					: "commit";
-		commit_list_insert(current_head, &parents);
-	}
-
-	/* Finally, get the commit message */
-	strbuf_reset(&sb);
-	if (strbuf_read_file(&sb, git_path_commit_editmsg(), 0) < 0) {
-		int saved_errno = errno;
-		rollback_index_files();
-		die(_("could not read commit message: %s"), strerror(saved_errno));
-	}
-
-	cleanup_message(&sb, cleanup_mode, verbose);
-
-	if (message_is_empty(&sb, cleanup_mode) && !allow_empty_message) {
-		rollback_index_files();
-		fprintf(stderr, _("Aborting commit due to empty commit message.\n"));
-		exit(1);
-	}
-	if (template_untouched(&sb, template_file, cleanup_mode) && !allow_empty_message) {
-		rollback_index_files();
-		fprintf(stderr, _("Aborting commit; you did not edit the message.\n"));
-		exit(1);
-	}
-
-	if (amend) {
-		const char *exclude_gpgsig[3] = { "gpgsig", "gpgsig-sha256", NULL };
-		extra = read_commit_extra_headers(current_head, exclude_gpgsig);
-	} else {
-		struct commit_extra_header **tail = &extra;
-		append_merge_tag_headers(parents, &tail);
-	}
-
-	if (commit_tree_extended(sb.buf, sb.len, &active_cache_tree->oid,
-				 parents, &oid, author_ident.buf, NULL,
-				 sign_commit, extra)) {
-		rollback_index_files();
-		die(_("failed to write commit object"));
-	}
-	strbuf_release(&author_ident);
-	free_commit_extra_headers(extra);
-
-	if (update_head_with_reflog(current_head, &oid, reflog_msg, &sb,
-				    &err)) {
-		rollback_index_files();
-		die("%s", err.buf);
-	}
-
-	sequencer_post_commit_cleanup(the_repository, 0);
-	unlink(git_path_merge_head(the_repository));
-	unlink(git_path_merge_msg(the_repository));
-	unlink(git_path_merge_mode(the_repository));
-	unlink(git_path_squash_msg(the_repository));
-
-	if (commit_index_files())
-		die(_("repository has been updated, but unable to write\n"
-		      "new_index file. Check that disk is not full and quota is\n"
-		      "not exceeded, and then \"git restore --staged :/\" to recover."));
-
-	git_test_write_commit_graph_or_die();
-
-	repo_rerere(the_repository, 0);
-	run_auto_maintenance(quiet);
-	run_commit_hook(use_editor, get_index_file(), "post-commit", NULL);
-	if (amend && !no_post_rewrite) {
-		commit_post_rewrite(the_repository, current_head, &oid);
-	}
-	if (!quiet) {
-		unsigned int flags = 0;
-
-		if (!current_head)
-			flags |= SUMMARY_INITIAL_COMMIT;
-		if (author_date_is_interesting())
-			flags |= SUMMARY_SHOW_AUTHOR_DATE;
-		print_commit_summary(the_repository, prefix,
-				     &oid, flags);
-	}
-
-	apply_autostash(git_path_merge_autostash(the_repository));
-
-	UNLEAK(err);
-	UNLEAK(sb);
-	return 0;
-}