[PATCH] Repack should try to prevent itself from running twice, concurrently.

From: Ryan Anderson <ryan@michonline.com>
Date: Jun 25, 2006, 10:10 UTC
Message-ID: <11512302144123-git-send-email-ryan@michonline.com>
In-Reply-To: <7vy7vmormn.fsf@assigned-by-dhcp.cox.net>

Signed-off-by: Ryan Anderson <ryan@michonline.com>
---
 git-repack.sh |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/git-repack.sh b/git-repack.sh
index eb75c8c..20f9b55 100755
--- a/git-repack.sh
+++ b/git-repack.sh
@@ -24,6 +24,15 @@ do
 	shift
 done
 
+if [ -f $GIT_DIR/repack.lock ]
+then
+	echo "Existing repack job appears to be running."
+	echo "Remove $GIT_DIR/repack.lock if this is not the case."
+	exit 1
+else
+	echo $$ > $GIT_DIR/repack.lock
+fi
+
 rm -f .tmp-pack-*
 PACKDIR="$GIT_OBJECT_DIRECTORY/pack"
 
@@ -83,3 +92,5 @@ case "$no_update_info" in
 t) : ;;
 *) git-update-server-info ;;
 esac
+
+rm $GIT_DIR/repack.lock

-- 
1.4.1.rc1.gacb70