fn(list->entries[i], cb_data);
}
+struct cb_foreach {
+ int argc;
+ const char **argv;
+ const char *prefix;
+ int quiet;
+ int recursive;
+};
+#define CB_FOREACH_INIT { 0 }
+
+static void runcommand_in_submodule_cb(const struct cache_entry *list_item,
+ void *cb_data)
+{
+ struct cb_foreach *info = cb_data;
+ const char *path = list_item->name;
+ const struct object_id *ce_oid = &list_item->oid;
+
+ const struct submodule *sub;
+ struct child_process cp = CHILD_PROCESS_INIT;
+ char *displaypath;
+
+ displaypath = get_submodule_displaypath(path, info->prefix);
+
+ sub = submodule_from_path(the_repository, &null_oid, path);
+
+ if (!sub)
+ die(_("No url found for submodule path '%s' in .gitmodules"),
+ displaypath);
+
+ if (!is_submodule_populated_gently(path, NULL))
+ goto cleanup;
+
+ prepare_submodule_repo_env(&cp.env_array);
+
+ /*
+ * For the purpose of executing <command> in the submodule,
+ * separate shell is used for the purpose of running the
+ * child process.
+ */
+ cp.use_shell = 1;
+ cp.dir = path;
+
+ /*
+ * NEEDSWORK: the command currently has access to the variables $name,
+ * $sm_path, $displaypath, $sha1 and $toplevel only when the command
+ * contains a single argument. This is done for maintaining a faithful
+ * translation from shell script.
+ */
+ if (info->argc == 1) {
+ char *toplevel = xgetcwd();
+ struct strbuf sb = STRBUF_INIT;
+
+ argv_array_pushf(&cp.env_array, "name=%s", sub->name);
+ argv_array_pushf(&cp.env_array, "sm_path=%s", path);
+ argv_array_pushf(&cp.env_array, "displaypath=%s", displaypath);
+ argv_array_pushf(&cp.env_array, "sha1=%s",
+ oid_to_hex(ce_oid));
+ argv_array_pushf(&cp.env_array, "toplevel=%s", toplevel);
+
+ /*
+ * Since the path variable was accessible from the script
+ * before porting, it is also made available after porting.
+ * The environment variable "PATH" has a very special purpose
+ * on windows. And since environment variables are
+ * case-insensitive in windows, it interferes with the
+ * existing PATH variable. Hence, to avoid that, we expose
+ * path via the args argv_array and not via env_array.
+ */
+ sq_quote_buf(&sb, path);
+ argv_array_pushf(&cp.args, "path=%s; %s",
+ sb.buf, info->argv[0]);
+ strbuf_release(&sb);
+ free(toplevel);
+ } else {
+ argv_array_pushv(&cp.args, info->argv);
+ }
+
+ if (!info->quiet)
+ printf(_("Entering '%s'\n"), displaypath);
+
+ if (info->argv[0] && run_command(&cp))
+ die(_("run_command returned non-zero status for %s\n."),
+ displaypath);
+
+ if (info->recursive) {
+ struct child_process cpr = CHILD_PROCESS_INIT;
+
+ cpr.git_cmd = 1;
+ cpr.dir = path;
+ prepare_submodule_repo_env(&cpr.env_array);
+
+ argv_array_pushl(&cpr.args, "--super-prefix", NULL);
+ argv_array_pushf(&cpr.args, "%s/", displaypath);
+ argv_array_pushl(&cpr.args, "submodule--helper", "foreach", "--recursive",
+ NULL);
+
+ if (info->quiet)
+ argv_array_push(&cpr.args, "--quiet");
+
+ argv_array_pushv(&cpr.args, info->argv);
+
+ if (run_command(&cpr))
+ die(_("run_command returned non-zero status while"
+ "recursing in the nested submodules of %s\n."),
+ displaypath);
+ }
+
+cleanup:
+ free(displaypath);
+}
+
+static int module_foreach(int argc, const char **argv, const char *prefix)
+{
+ struct cb_foreach info = CB_FOREACH_INIT;
+ struct pathspec pathspec;
+ struct module_list list = MODULE_LIST_INIT;
+
+ struct option module_foreach_options[] = {
+ OPT__QUIET(&info.quiet, N_("Suppress output of entering each submodule command")),
+ OPT_BOOL(0, "recursive", &info.recursive,
+ N_("Recurse into nested submodules")),
+ OPT_END()
+ };
+
+ const char *const git_submodule_helper_usage[] = {
+ N_("git submodule--helper foreach [--quiet] [--recursive] <command>"),
+ NULL
+ };
+
+ argc = parse_options(argc, argv, prefix, module_foreach_options,
+ git_submodule_helper_usage, PARSE_OPT_KEEP_UNKNOWN);
+
+ if (module_list_compute(0, NULL, prefix, &pathspec, &list) < 0)
+ return 1;
+
+ info.argc = argc;
+ info.argv = argv;
+ info.prefix = prefix;
+
+ for_each_listed_submodule(&list, runcommand_in_submodule_cb, &info);
+
+ return 0;
+}
+
struct init_cb {
const char *prefix;
unsigned int flags;
{"relative-path", resolve_relative_path, 0},
{"resolve-relative-url", resolve_relative_url, 0},
{"resolve-relative-url-test", resolve_relative_url_test, 0},
+ {"foreach", module_foreach, SUPPORT_SUPER_PREFIX},
{"init", module_init, SUPPORT_SUPER_PREFIX},
{"status", module_status, SUPPORT_SUPER_PREFIX},
{"print-default-remote", print_default_remote, 0},