Function cmd_prune

builtin/prune.c:153–217

}

int cmd_prune(int argc,
	      const char **argv,
	      const char *prefix,
	      struct repository *repo)
{
	struct rev_info revs;
	int exclude_promisor_objects = 0;
	const struct option options[] = {
		OPT__DRY_RUN(&show_only, N_("do not remove, show only")),
		OPT__VERBOSE(&verbose, N_("report pruned objects")),
		OPT_BOOL(0, "progress", &show_progress, N_("show progress")),
		OPT_EXPIRY_DATE(0, "expire", &expire,
				N_("expire objects older than <time>")),
		OPT_BOOL(0, "exclude-promisor-objects", &exclude_promisor_objects,
			 N_("limit traversal to objects outside promisor packfiles")),
		OPT_END()
	};
	char *s;

	expire = TIME_MAX;
	save_commit_buffer = 0;
	disable_replace_refs();

	argc = parse_options(argc, argv, prefix, options, prune_usage, 0);

	repo_init_revisions(repo, &revs, prefix);
	if (repo->repository_format_precious_objects)
		die(_("cannot prune in a precious-objects repo"));

	while (argc--) {
		struct object_id oid;
		const char *name = *argv++;

		if (!repo_get_oid(repo, name, &oid)) {
			struct object *object = parse_object_or_die(repo, &oid, name);
			add_pending_object(&revs, object, "");
		}
		else
			die("unrecognized argument: %s", name);
	}

	if (show_progress == -1)
		show_progress = isatty(2);
	if (exclude_promisor_objects) {
		fetch_if_missing = 0;
		revs.exclude_promisor_objects = 1;
	}

	for_each_loose_file_in_source(repo->objects->sources,
				      prune_object, prune_cruft, prune_subdir, &revs);

	prune_packed_objects(show_only ? PRUNE_PACKED_DRY_RUN : 0);
	remove_temporary_files(repo_get_object_directory(repo));
	s = mkpathdup("%s/pack", repo_get_object_directory(repo));
	remove_temporary_files(s);
	free(s);

	if (is_repository_shallow(repo)) {