#!/bin/bash -v set -e cd /usr/local/src RUBY_VERSION=2.3.1 RUBY_SUFFIX=231 if [ ! -f ruby-${RUBY_VERSION}.tar.gz ] then wget https://ftp.ruby-lang.org/pub/ruby/ruby-${RUBY_VERSION}.tar.gz fi rm -rf ruby-${RUBY_VERSION} tar -zxf ruby-${RUBY_VERSION}.tar.gz cd ruby-${RUBY_VERSION} ./configure --prefix=/usr/local --program-suffix=$RUBY_SUFFIX --libdir=/usr/local/lib --disable-install-rdoc --disable-install-capi make -j17 sudo make install