Turn `git serve` into a test helper

diff --git a/refs.c b/refs.c
index f9936355cda6a1515f3192151f7fc14d0c2d7522..142888a40a611370240864e2f27f097832db11e9 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -188,7 +188,7 @@ int ref_resolves_to_object(const char *refname,
 {
        if (flags & REF_ISBROKEN)
                return 0;
-       if (!has_sha1_file(oid->hash)) {
+       if (!has_object_file(oid)) {
                error(_("%s does not point to a valid object!"), refname);
                return 0;
        }