t/lib-diff-alternative: abstract away SHA-1-specific constants

diff --git a/submodule-config.c b/submodule-config.c
index 602ba8ca8b8455df9b34e2990397c838d542569f..d87c3ff63a3cbc5bc0964499f84b7b4cebf04494 100644 (file)
--- a/submodule-config.c
+++ b/submodule-config.c
@@ -520,7 +520,7 @@ static const struct submodule *config_from(struct submodule_cache *cache,
        if (submodule)
                goto out;
 
-       config = read_sha1_file(oid.hash, &type, &config_size);
+       config = read_object_file(&oid, &type, &config_size);
        if (!config || type != OBJ_BLOB)
                goto out;
 
@@ -619,31 +619,24 @@ static void gitmodules_read_check(struct repository *repo)
                repo_read_gitmodules(repo);
 }
 
-const struct submodule *submodule_from_name(const struct object_id *treeish_name,
+const struct submodule *submodule_from_name(struct repository *r,
+                                           const struct object_id *treeish_name,
                const char *name)
 {
-       gitmodules_read_check(the_repository);
-       return config_from(the_repository->submodule_cache, treeish_name, name, lookup_name);
+       gitmodules_read_check(r);
+       return config_from(r->submodule_cache, treeish_name, name, lookup_name);
 }
 
-const struct submodule *submodule_from_path(const struct object_id *treeish_name,
+const struct submodule *submodule_from_path(struct repository *r,
+                                           const struct object_id *treeish_name,
                const char *path)
 {
-       gitmodules_read_check(the_repository);
-       return config_from(the_repository->submodule_cache, treeish_name, path, lookup_path);
+       gitmodules_read_check(r);
+       return config_from(r->submodule_cache, treeish_name, path, lookup_path);
 }
 
-const struct submodule *submodule_from_cache(struct repository *repo,
-                                            const struct object_id *treeish_name,
-                                            const char *key)
+void submodule_free(struct repository *r)
 {
-       gitmodules_read_check(repo);
-       return config_from(repo->submodule_cache, treeish_name,
-                          key, lookup_path);
-}
-
-void submodule_free(void)
-{
-       if (the_repository->submodule_cache)
-               submodule_cache_clear(the_repository->submodule_cache);
+       if (r->submodule_cache)
+               submodule_cache_clear(r->submodule_cache);
 }