From 01c36fc699f59225a9d10ab1a262d18b80039d9a Mon Sep 17 00:00:00 2001
From: Darko Poljak <darko.poljak@gmail.com>
Date: Mon, 8 Aug 2016 15:56:19 +0200
Subject: [PATCH] Check that MAX_JOBS is positive integer or empty using grep.

---
 ccollect | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ccollect b/ccollect
index 7b5b0ca..2929ac3 100755
--- a/ccollect
+++ b/ccollect
@@ -274,11 +274,13 @@ done
 
 # check that MAX_JOBS is natural number > 0
 # empty string means run all in parallel
-echo "${MAX_JOBS}" | awk '/^$/ { exit 0 } /^[1-9][0-9]*$/ { exit 0 } { exit 1 }'
+echo "${MAX_JOBS}" | grep -q -E '^[1-9][0-9]*$|^$'
 if [ "$?" -ne 0 ]
 then
     _exit_err "Invalid max jobs value \"${MAX_JOBS}\""
 fi
+printf "REMOVE ME\n"
+exit 0
 
 #
 # Setup interval