git-stash: do not remove a ref by hand.

Somebody on #git noticed that "git stash clear" left a packed
ref behind for ref/stash.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-stash.sh b/git-stash.sh
index d9cd42d4b34d7ea938131deba305ae9ef636ec7b..f90dffd4caf88d649a9998a43aee18e57d3f594f 100755 (executable)
--- a/git-stash.sh
+++ b/git-stash.sh
@@ -19,9 +19,10 @@ no_changes () {
 }
 
 clear_stash () {
-       logfile="$GIT_DIR/logs/$ref_stash" &&
-       mkdir -p "$(dirname "$logfile")" &&
-       : >"$logfile"
+       if current=$(git rev-parse --verify $ref_stash 2>/dev/null)
+       then
+               git update-ref -d refs/stash $current
+       fi
 }
 
 save_stash () {