+ struct strbuf rev = STRBUF_INIT;
+ struct object_id oid;
+
+ submodule_cache_check_init(the_repository);
+
+ if (gitmodule_oid_from_commit(commit_oid, &oid, &rev)) {
+ git_config_from_blob_oid(gitmodules_cb, rev.buf,
+ &oid, the_repository);
+ }
+ strbuf_release(&rev);
+
+ the_repository->submodule_cache->gitmodules_read = 1;
+}
+
+static void gitmodules_read_check(struct repository *repo)
+{
+ submodule_cache_check_init(repo);
+
+ /* read the repo's .gitmodules file if it hasn't been already */
+ if (!repo->submodule_cache->gitmodules_read)
+ repo_read_gitmodules(repo);