1 files changed, 69 insertions, 0 deletions
diff --git a/t/helper/test-submodule-config.c b/t/helper/test-submodule-config.c
new file mode 100644
index 0000000..9df2f03
--- /dev/null
+++ b/t/helper/test-submodule-config.c
@@ -0,0 +1,69 @@
+#include "test-tool.h"
+#include "config.h"
+#include "hash.h"
+#include "object-name.h"
+#include "repository.h"
+#include "setup.h"
+#include "submodule-config.h"
+#include "submodule.h"
+
+static void die_usage(int argc UNUSED, const char **argv, const char *msg)
+{
+	fprintf(stderr, "%s\n", msg);
+	fprintf(stderr, "Usage: %s [<commit> <submodulepath>] ...\n", argv[0]);
+	exit(1);
+}
+
+int cmd__submodule_config(int argc, const char **argv)
+{
+	const char **arg = argv;
+	int my_argc = argc;
+	int lookup_name = 0;
+
+	arg++;
+	my_argc--;
+	while (arg[0] && starts_with(arg[0], "--")) {
+		if (!strcmp(arg[0], "--name"))
+			lookup_name = 1;
+		arg++;
+		my_argc--;
+	}
+
+	if (my_argc % 2 != 0)
+		die_usage(argc, argv, "Wrong number of arguments.");
+
+	setup_git_directory();
+
+	while (*arg) {
+		struct object_id commit_oid;
+		const struct submodule *submodule;
+		const char *commit;
+		const char *path_or_name;
+
+		commit = arg[0];
+		path_or_name = arg[1];
+
+		if (commit[0] == '\0')
+			oidclr(&commit_oid);
+		else if (repo_get_oid(the_repository, commit, &commit_oid) < 0)
+			die_usage(argc, argv, "Commit not found.");
+
+		if (lookup_name) {
+			submodule = submodule_from_name(the_repository,
+							&commit_oid, path_or_name);
+		} else
+			submodule = submodule_from_path(the_repository,
+							&commit_oid, path_or_name);
+		if (!submodule)
+			die_usage(argc, argv, "Submodule not found.");
+
+		printf("Submodule name: '%s' for path '%s'\n", submodule->name,
+		       submodule->path);
+
+		arg += 2;
+	}
+
+	submodule_free(the_repository);
+
+	return 0;
+}