Node.JS Update from Source

update-node.sh

#!/bin/sh

[ $# -eq 0 ] && { echo "Usage: ${0} version-string" ; exit 1; }

VERSION=$1
BUILD_DIR=/usr/local/src/node
ARC="node-v${VERSION}.tar.gz"

mkdir -p $BUILD_DIR
cd $BUILD_DIR
find ./* -prune -type d | xargs rm -rf
wget -c "http://nodejs.org/dist/v${VERSION}/${ARC}"
tar xzvf "${ARC}"
cd "node-v${VERSION}"

./configure --prefix=/usr/local
export JOBS=$( cat /proc/cpuinfo | grep processor | wc -l )
export CFLAGS="-mtune=native -march=native"
export CXXFLAGS="-mtune=native -march=native"
make
make install

exit 0