From 1e5b06335f9f6536c7e889a2b6209f3698f3c2ee Mon Sep 17 00:00:00 2001
From: Jason Merrill <jason@gcc.gnu.org>
Date: Thu, 16 May 2013 13:41:13 -0400
Subject: [PATCH] add quotes

From-SVN: r198981
---
 gcc/lock-and-run.sh | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/gcc/lock-and-run.sh b/gcc/lock-and-run.sh
index abefa06..3a6a84c 100644
--- a/gcc/lock-and-run.sh
+++ b/gcc/lock-and-run.sh
@@ -1,11 +1,14 @@
 #! /bin/sh
 # Shell-based mutex using mkdir.
 
-lockdir=$1 prog=$2; shift 2 || exit 1
-count=0
+lockdir="$1" prog="$2"; shift 2 || exit 1
+
 # Remember when we started trying to acquire the lock.
+count=0
 touch lock-stamp.$$
+
 trap 'rm -r "$lockdir" lock-stamp.$$' 0
+
 until mkdir "$lockdir" 2>/dev/null; do
     # Say something periodically so the user knows what's up.
     if [ `expr $count % 30` = 0 ]; then
@@ -24,6 +27,8 @@ until mkdir "$lockdir" 2>/dev/null; do
     sleep 1
     count=`expr $count + 1`
 done
+
 echo $prog "$@"
 $prog "$@"
+
 # The trap runs on exit.
-- 
2.7.4