Function cmd_clone

scalar.c:435–590

}

static int cmd_clone(int argc, const char **argv)
{
	const char *branch = NULL;
	char *branch_to_free = NULL;
	int full_clone = 0, single_branch = 0, show_progress = isatty(2);
	int src = 1, tags = 1, maintenance = 1;
	struct option clone_options[] = {
		OPT_STRING('b', "branch", &branch, N_("<branch>"),
			   N_("branch to checkout after clone")),
		OPT_BOOL(0, "full-clone", &full_clone,
			 N_("when cloning, create full working directory")),
		OPT_BOOL(0, "single-branch", &single_branch,
			 N_("only download metadata for the branch that will "
			    "be checked out")),
		OPT_BOOL(0, "src", &src,
			 N_("create repository within 'src' directory")),
		OPT_BOOL(0, "tags", &tags,
			 N_("specify if tags should be fetched during clone")),
		OPT_BOOL(0, "maintenance", &maintenance,
			 N_("specify if background maintenance should be enabled")),
		OPT_END(),
	};
	const char * const clone_usage[] = {
		N_("scalar clone [--single-branch] [--branch <main-branch>] [--full-clone]\n"
		   "\t[--[no-]src] [--[no-]tags] [--[no-]maintenance] <url> [<enlistment>]"),
		NULL
	};
	const char *url;
	char *enlistment = NULL, *dir = NULL;
	struct strbuf buf = STRBUF_INIT;
	int res;

	argc = parse_options(argc, argv, NULL, clone_options, clone_usage, 0);

	if (argc == 2) {
		url = argv[0];
		enlistment = xstrdup(argv[1]);
	} else if (argc == 1) {
		url = argv[0];

		strbuf_addstr(&buf, url);
		/* Strip trailing slashes, if any */
		while (buf.len > 0 && is_dir_sep(buf.buf[buf.len - 1]))
			strbuf_setlen(&buf, buf.len - 1);
		/* Strip suffix `.git`, if any */
		strbuf_strip_suffix(&buf, ".git");

		enlistment = find_last_dir_sep(buf.buf);
		if (!enlistment) {
			die(_("cannot deduce worktree name from '%s'"), url);
		}
		enlistment = xstrdup(enlistment + 1);
	} else {
		usage_msg_opt(_("You must specify a repository to clone."),
			      clone_usage, clone_options);
	}

	if (is_directory(enlistment))