Bash scripts for installing MRI ruby 1.9.3 & 2.0.0 from source.

install_ruby-1.9.sh

#!/bin/bash

set -e

PREFIX="$HOME/local/ruby/1.9.3"

RUBY_DIST_URL="ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p392.tar.gz"
RUBY_DIST_PKG=`basename $RUBY_DIST_URL`
RUBY_DIST_DIR=`basename $RUBY_DIST_PKG .tar.gz`

DOWNLOAD_DIR=$HOME/src

# install dependencies
# if [ -x /usr/bin/apt-get ]; then
#     apt-get install libffi-dev
#     apt-get install libyaml-dev
#     ...
# fi

# download the package
mkdir -p $DOWNLOAD_DIR
cd $DOWNLOAD_DIR
[ ! -f $RUBY_DIST_PKG ] && wget $RUBY_DIST_URL

# extract the package
tar xzf $RUBY_DIST_PKG

cd $RUBY_DIST_DIR

# configure
[ ! -f Makefile ] && ./configure --enable-shared --disable-install-doc --prefix=$PREFIX

# make and install
make && make install

# hint
echo "$RUBY_DIST_DIR has been installed to $PREFIX"
echo "You can delete $DOWNLOAD_DIR/$RUBY_DIST_PKG and $DOWNLOAD_DIR/$RUBY_DIST_DIR/"

install_ruby-2.0.sh

#!/bin/bash

set -e

PREFIX="$HOME/local/ruby/2.0.0"

RUBY_DIST_URL="ftp://ftp.ruby-lang.org/pub/ruby/2.0/ruby-2.0.0-p0.tar.gz"
RUBY_DIST_PKG=`basename $RUBY_DIST_URL`
RUBY_DIST_DIR=`basename $RUBY_DIST_PKG .tar.gz`

DOWNLOAD_DIR=$HOME/src

# install dependencies
# if [ -x /usr/bin/apt-get ]; then
#     apt-get install libffi-dev
#     apt-get install libyaml-dev
#     ...
# fi

# download the package
mkdir -p $DOWNLOAD_DIR
cd $DOWNLOAD_DIR
[ ! -f $RUBY_DIST_PKG ] && wget $RUBY_DIST_URL

# extract the package
tar xzf $RUBY_DIST_PKG

cd $RUBY_DIST_DIR

# configure
[ ! -f Makefile ] && ./configure --enable-shared --disable-install-doc --prefix=$PREFIX

# make and install
make && make install

# hint
echo "$RUBY_DIST_DIR has been installed to $PREFIX"
echo "You can delete $DOWNLOAD_DIR/$RUBY_DIST_PKG and $DOWNLOAD_DIR/$RUBY_DIST_DIR/"