Function fetch_multiple

builtin/fetch.c:2286–2345

}

static int fetch_multiple(struct string_list *list, int max_children,
			  const struct fetch_config *config)
{
	int i, result = 0;
	struct strvec argv = STRVEC_INIT;

	if (!append && write_fetch_head) {
		int errcode = truncate_fetch_head();
		if (errcode)
			return errcode;
	}

	/*
	 * Cancel out the fetch.bundleURI config when running subprocesses,
	 * to avoid fetching from the same bundle list multiple times.
	 */
	strvec_pushl(&argv, "-c", "fetch.bundleURI=",
		     "fetch", "--append", "--no-auto-gc",
		     "--no-write-commit-graph", NULL);
	for (i = 0; i < server_options.nr; i++)
		strvec_pushf(&argv, "--server-option=%s", server_options.items[i].string);
	add_options_to_argv(&argv, config);

	if (max_children != 1 && list->nr != 1) {
		struct parallel_fetch_state state = { argv.v, list, 0, 0, config };
		const struct run_process_parallel_opts opts = {
			.tr2_category = "fetch",
			.tr2_label = "parallel/fetch",

			.processes = max_children,

			.get_next_task = &fetch_next_remote,
			.start_failure = &fetch_failed_to_start,
			.task_finished = &fetch_finished,
			.data = &state,
		};

		strvec_push(&argv, "--end-of-options");

		run_processes_parallel(&opts);
		result = state.result;
	} else
		for (i = 0; i < list->nr; i++) {
			const char *name = list->items[i].string;
			struct child_process cmd = CHILD_PROCESS_INIT;

			strvec_pushv(&cmd.args, argv.v);
			strvec_push(&cmd.args, name);
			if (verbosity >= 0 && config->display_format != DISPLAY_FORMAT_PORCELAIN)
				printf(_("Fetching %s\n"), name);
			cmd.git_cmd = 1;
			if (run_command(&cmd)) {
				error(_("could not fetch %s"), name);
				result = 1;
			}
		}

	strvec_clear(&argv);