From 8291480da9367ab29fc1de7461e489b62bd27dbe Mon Sep 17 00:00:00 2001
From: Denys Havrysh <Denys.Gavrysh@gmail.com>
Date: Fri, 29 Apr 2016 17:03:48 +0300
Subject: [PATCH] Disable shell warning about unbound variable during git
 install

---
 bootstrap-salt.sh | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/bootstrap-salt.sh b/bootstrap-salt.sh
index dd73884..1c9bd1d 100755
--- a/bootstrap-salt.sh
+++ b/bootstrap-salt.sh
@@ -477,22 +477,26 @@ if [ "$ITYPE" = "git" ]; then
         GIT_REV="$1"
         shift
     fi
+
+    # Disable shell warning about unbound variable during git install
+    STABLE_REV=""
+
 # If doing stable install, check if version specified
 elif [ "$ITYPE" = "stable" ]; then
     if [ "$#" -eq 0 ];then
         STABLE_REV="latest"
     else
         __check_unparsed_options "$*"
-        if [ "$(echo "$1" | egrep '^(latest|1\.6|1\.7|2014\.1|2014\.7|2015\.5|2015\.8)$')" != "" ]; then
-          STABLE_REV="$1"
-          shift
-        elif [ "$(echo "$1" | egrep '^([0-9]*\.[0-9]*\.[0-9]*)$')" != "" ]; then
-          STABLE_REV="archive/$1"
-          shift
-        else
-          echo "Unknown stable version: $1 (valid: 1.6, 1.7, 2014.1, 2014.7, 2015.5, 2015.8, latest, \$MAJOR.\$MINOR.\$PATCH)"
-          exit 1
 
+        if [ "$(echo "$1" | egrep '^(latest|1\.6|1\.7|2014\.1|2014\.7|2015\.5|2015\.8)$')" != "" ]; then
+            STABLE_REV="$1"
+            shift
+        elif [ "$(echo "$1" | egrep '^([0-9]*\.[0-9]*\.[0-9]*)$')" != "" ]; then
+            STABLE_REV="archive/$1"
+            shift
+        else
+            echo "Unknown stable version: $1 (valid: 1.6, 1.7, 2014.1, 2014.7, 2015.5, 2015.8, latest, \$MAJOR.\$MINOR.\$PATCH)"
+            exit 1
         fi
     fi
 fi