Subject: Re: [PATCH 12/22] delete_ref_loose(): don't muck around in the lock_file's filename

From: Torsten Bögershausen <[email-masked]>
Date: Wed, 02 Apr 2014 08:52:17 +0200

[]
diff --git a/refs.c b/refs.c
index 28d5eca..11ad23e 100644
--- a/refs.c
+++ b/refs.c
@@ -2485,12 +2485,14 @@ static int repack_without_ref(const char *refname)
  static int delete_ref_loose(struct ref_lock *lock, int flag)
  {
  	if (!(flag & REF_ISPACKED) || flag & REF_ISSYMREF) {
-		/* loose */
-		int err, i = strlen(lock->lk->filename) - 5; /* .lock */
-
-		lock->lk->filename[i] = 0;
-		err = unlink_or_warn(lock->lk->filename);
-		lock->lk->filename[i] = '.';
+		/*
+		 * loose.  The loose file name is the same as the
+		 * lockfile name, minus ".lock":
+		 */
+		char *loose_filename = xmemdupz(lock->lk->filename,
+						strlen(lock->lk->filename) - 5);

At other places (lockfile.c) we use this

+#define LOCK_SUFFIX_LEN 5

I think it makes sense to move this definition to an include file (lockfile.h ??)
and use it here.