From 9ccd224d1a97e8d48468f1b300142793b39f41d9 Mon Sep 17 00:00:00 2001
From: Hoegeun Kwon <hoegeun.kwon@gmail.com>
Date: Mon, 14 Dec 2020 23:24:34 +0900
Subject: [PATCH] script: Fix to use NCPUS dynamically

It uses NCPUS dynamically.

Change-Id: Ib7b1229f387b9c91f4eb2b29cc8f3bfe207fcaaa
Signed-off-by: Hoegeun Kwon <hoegeun.kwon@gmail.com>
---
 build-rpi4.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/build-rpi4.sh b/build-rpi4.sh
index 34abe1b..c109144 100755
--- a/build-rpi4.sh
+++ b/build-rpi4.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+NCPUS=`cat /proc/cpuinfo | grep processor | wc -l`
+
 if [ $# != 1 ]; then
 	echo "Usage : $0 <architecture>"
 	echo "	architecture : arm or arm64"
@@ -28,7 +30,7 @@ if [ $1 = "arm" ]; then
 		make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- tizen_bcm2711_defconfig
 	fi
 
-	make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- -j8
+	make ARCH=arm CROSS_COMPILE=arm-linux-gnueabi- -j $NCPUS
 
 	if [ ! -f "./arch/arm/boot/zImage" ]; then
 		echo "Build fail"
-- 
2.7.4