From 513bc32d879ca8f106f60fc09db7a24d85c5c31d Mon Sep 17 00:00:00 2001
From: bcambl <blayne@blaynecampbell.com>
Date: Thu, 22 Dec 2016 19:57:13 -0600
Subject: [PATCH] is_repo: ensure directory exists

---
 automated install/basic-install.sh | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/automated install/basic-install.sh b/automated install/basic-install.sh
index b5ba93ba..48e98f14 100755
--- a/automated install/basic-install.sh	
+++ b/automated install/basic-install.sh	
@@ -135,8 +135,14 @@ fi
 is_repo() {
   # Use git to check if directory is currently under VCS, return the value
   local directory="${1}"
-  curdir=$PWD; cd $directory; git status --short &> /dev/null; rc=$?; cd $curdir
-  return $rc
+  if [ -d $directory ]; then
+    # git -C is not used here to support git versions older than 1.8.4
+    curdir=$PWD; cd $directory; git status --short &> /dev/null; rc=$?; cd $curdir
+    return $rc
+  else
+    # non-zero return code if directory does not exist OR is not a valid git repository
+    return 1
+  fi
 }
 
 make_repo() {