t5100: use ancient encoding syntax for backwards compatibility

diff --git a/refs.c b/refs.c
index e65a3b4c4ef57863a1055108d2598777cabc2c8d..2b1f0f0e6ed7978107e5b488f8d12f6276e482a4 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -1002,12 +1002,10 @@ int delete_ref(const char *refname, const unsigned char *sha1, int delopt)
                } else {
                        path = git_path("%s", refname);
                }
-               err = unlink(path);
-               if (err && errno != ENOENT) {
+               err = unlink_or_warn(path);
+               if (err && errno != ENOENT)
                        ret = 1;
-                       error("unlink(%s) failed: %s",
-                             path, strerror(errno));
-               }
+
                if (!(delopt & REF_NODEREF))
                        lock->lk->filename[i] = '.';
        }
@@ -1017,10 +1015,7 @@ int delete_ref(const char *refname, const unsigned char *sha1, int delopt)
         */
        ret |= repack_without_ref(refname);
 
-       err = unlink(git_path("logs/%s", lock->ref_name));
-       if (err && errno != ENOENT)
-               warning("unlink(%s) failed: %s",
-                       git_path("logs/%s", lock->ref_name), strerror(errno));
+       unlink_or_warn(git_path("logs/%s", lock->ref_name));
        invalidate_cached_refs();
        unlock_ref(lock);
        return ret;
@@ -1381,7 +1376,7 @@ int create_symref(const char *ref_target, const char *refs_heads_master,
        if (adjust_shared_perm(git_HEAD)) {
                error("Unable to fix permissions on %s", lockpath);
        error_unlink_return:
-               unlink(lockpath);
+               unlink_or_warn(lockpath);
        error_free_return:
                free(git_HEAD);
                return -1;