Don't re-install.

Signed-off-by: Benjamin C Meyer <ben@meyerhome.net>

diff --git a/git-hooks b/git-hooks
index 40dad0a7beb456cefd51134fa70ca122dff2569c..fdb7d94d163c5e8a604213119378280c0f75fada 100755 (executable)
--- a/git-hooks
+++ b/git-hooks
@@ -93,6 +93,10 @@ function install_hooks
     fi
     cd $GITDIR
     if [ "${1}" = "--install" ] ; then
+        if [ -d hooks.old ] ; then
+            echo "hooks.old already exists, perhaps you already installed?"
+            return 1
+        fi
         mv hooks hooks.old
         mkdir hooks
         cd hooks