Function calculate_changed_submodule_paths

submodule.c:1297–1347

}

static void calculate_changed_submodule_paths(struct repository *r,
		struct string_list *changed_submodule_names)
{
	struct strvec argv = STRVEC_INIT;
	struct string_list_item *name;

	/* No need to check if no submodules would be fetched */
	if (!submodule_from_path(r, NULL, NULL) &&
	    !repo_has_absorbed_submodules(r))
		return;

	strvec_push(&argv, "--"); /* argv[0] program name */
	oid_array_for_each_unique(&ref_tips_after_fetch,
				   append_oid_to_argv, &argv);
	strvec_push(&argv, "--not");
	oid_array_for_each_unique(&ref_tips_before_fetch,
				   append_oid_to_argv, &argv);

	/*
	 * Collect all submodules (whether checked out or not) for which new
	 * commits have been recorded upstream in "changed_submodule_names".
	 */
	collect_changed_submodules(r, changed_submodule_names, &argv);

	for_each_string_list_item(name, changed_submodule_names) {
		struct changed_submodule_data *cs_data = name->util;
		const struct submodule *submodule;
		const char *path = NULL;

		submodule = submodule_from_name(r, null_oid(the_hash_algo), name->string);
		if (submodule)
			path = submodule->path;
		else
			path = default_name_or_path(name->string);

		if (!path)
			continue;

		if (submodule_has_commits(r, path, null_oid(the_hash_algo), &cs_data->new_commits)) {
			changed_submodule_data_clear(cs_data);
			*name->string = '\0';
		}
	}

	string_list_remove_empty_items(changed_submodule_names, 1);

	strvec_clear(&argv);
	oid_array_clear(&ref_tips_before_fetch);
	oid_array_clear(&ref_tips_after_fetch);
	initialized_fetch_ref_tips = 0;
}

int submodule_touches_in_range(struct repository *r,
			       struct object_id *excl_oid,