From d1759b44906fb6f2f1dca337ff3a61cebe0e9f46 Mon Sep 17 00:00:00 2001
From: Mike Beattie <mike.beattie@downer.co.nz>
Date: Mon, 28 May 2018 08:22:40 +1200
Subject: ZSH: git check: check that origin hash isn't an empty string

Signed-off-by: Mike Beattie <mike@ethernal.org>
---
 .zlogin | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.zlogin b/.zlogin
index 706783f..95abb44 100644
--- a/.zlogin
+++ b/.zlogin
@@ -9,7 +9,7 @@ function () {
   if command -v git >|/dev/null && git -C $HOME rev-parse >|/dev/null 2>&1 ; then
     local local_head="$(git -C $HOME show-ref --hash --heads master)"
     local origin_head="$(GIT_SSH_COMMAND="ssh -o BatchMode=yes -o ConnectTimeout=1" git -C $HOME ls-remote --heads origin master 2>|/dev/null | cut -f1)"
-    if [ "$local_head" != "$origin_head" ];then
+    if [ "$local_head" != "$origin_head" -a -n "$origin_head" ];then
       print "$fg[blue]--= ${fg[red]}git repository differs from origin$fg[blue] =--$terminfo[sgr0]"
     fi
   fi
-- 
cgit v1.2.3