From 57b09c371aa4921c92053914f1605581d17bd6d1 Mon Sep 17 00:00:00 2001
From: Nicolas Hillegeer <nicolas@hillegeer.com>
Date: Wed, 10 Sep 2014 19:49:17 +0200
Subject: [PATCH] build.sh: get number of CPUs on OSX too

The linux way (reading /proc/cpuinfo) doesn't work on OSX.
---
 build.sh | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/build.sh b/build.sh
index 201a905ad6..3003530f8e 100755
--- a/build.sh
+++ b/build.sh
@@ -87,7 +87,13 @@ else
     cmake "${flags[@]}" $root 2>&1 | tee -a $log
 fi
 
-make -j "$(grep -w -c processor /proc/cpuinfo)" 2>&1 | tee -a $log
+if [[ $(uname -s) == 'Darwin' ]]; then
+    ncpu=$(sysctl -n hw.ncpu)
+else
+    ncpu=$(grep -w -c processor /proc/cpuinfo)
+fi
+
+make -j"$ncpu" 2>&1 | tee -a $log
 make install 2>&1 | tee -a $log
 
 exit 0