From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sun, 29 Sep 2013 12:38:41 +0000 (+0200)
Subject: make.sh: Automatically determine parallelism flags.
X-Git-Url: http://git.ipfire.org/?p=people%2Fteissler%2Fipfire-2.x.git;a=commitdiff_plain;h=26b34186b3788b9ee58246e5b09748ea7b6df6b3;ds=sidebyside

make.sh: Automatically determine parallelism flags.
---

diff --git a/make.sh b/make.sh
index 2ada02880..fe3634f0b 100755
--- a/make.sh
+++ b/make.sh
@@ -179,11 +179,12 @@ prepareenv() {
     set +h
     LC_ALL=POSIX
     if [ -z $MAKETUNING ]; then
-        if [ "${MACHINE:0:3}" = "arm" ]; then
-            MAKETUNING="-j2"
-        else
-            MAKETUNING="-j6"
-        fi
+	CPU_COUNT="$(getconf _NPROCESSORS_ONLN 2>/dev/null)"
+	if [ -z "${CPU_COUNT}" ]; then
+		CPU_COUNT=1
+	fi
+
+	MAKETUNING="-j$(( ${CPU_COUNT} * 2 + 1 ))"
     fi
     export LFS LC_ALL CFLAGS CXXFLAGS MAKETUNING
     unset CC CXX CPP LD_LIBRARY_PATH LD_PRELOAD