From 69f84075f59d2d085601dd79ccb19dd31abe5bd1 Mon Sep 17 00:00:00 2001
From: Arne Morten Kvarving <arne.morten.kvarving@sintef.no>
Date: Mon, 16 Jan 2017 11:54:29 +0100
Subject: [PATCH] changed: default to use one build thread per core on system,
 not a hardcoded 4

relies on nproc being available
---
 tests/update_helper.sh | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/tests/update_helper.sh b/tests/update_helper.sh
index ca579cd90..5599e98a6 100755
--- a/tests/update_helper.sh
+++ b/tests/update_helper.sh
@@ -43,7 +43,18 @@ SCRIPT_PATH=`getAbsPath "$SCRIPT_PATH"`
 #Get options
 OPM_DATA=
 WORKSPACE="$SCRIPT_PATH/.."
-BUILDTHREADS=4 
+
+if [ "$OSTYPE" == "linux-gnu" ]
+then
+  if which nproc > /dev/null
+  then
+    BUILDTHREADS=`nproc`
+  fi
+else # OSX
+  BUILDTHREADS=`sysctl hw.ncpu | awk -F ' ' '{print $1}'`
+fi
+test -z "$BUILDTHREADS" && BUILDTHREADS=1
+
 PULL_REQUESTS=
 [ $# -eq 0 ] && usage
 while getopts "d:w:p:t:h" arg; do