GIT-VERSION-GEN: do not fail if a 'HEAD' file exists in the working copy

Signed-off-by: Lea Wiemann <LeWiemann@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
index f221447478aea8628c0ab6d098338f7e8630201e..cb7cd4b53827fa6820e84b1318572d0115b3b17f 100755 (executable)
--- a/GIT-VERSION-GEN
+++ b/GIT-VERSION-GEN
@@ -16,7 +16,7 @@ elif test -d .git -o -f .git &&
        case "$VN" in
        *$LF*) (exit 1) ;;
        v[0-9]*)
-               test -z "$(git diff-index --name-only HEAD)" ||
+               test -z "$(git diff-index --name-only HEAD --)" ||
                VN="$VN-dirty" ;;
        esac
 then