From 55ced83d8aca98277c6a495932c57e6c3c45930b Mon Sep 17 00:00:00 2001
From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 30 Aug 2007 19:17:42 -0700
Subject: filter-branch: make sure orig_namespace ends with a single slash.

Later in a loop any existing ref whose path begins with it is
removed.  It would be a disaster if you allowed it to say refs/head
for example.

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

diff --git a/git-filter-branch.sh b/git-filter-branch.sh
index ec2f75d..c166c97 100755
--- a/git-filter-branch.sh
+++ b/git-filter-branch.sh
@@ -140,7 +140,7 @@ do
 		filter_subdir="$OPTARG"
 		;;
 	--original)
-		orig_namespace="$OPTARG"
+		orig_namespace=$(expr "$OPTARG/" : '\(.*[^/]\)/*$')/
 		;;
 	*)
 		usage
-- 
cgit v0.10.2-6-g49f6