# Become root
su root

# Create source directory
mkdir -p /opt/local/src
cd /opt/local/src

# Install build tools
aptitude install build-essential

# Install Ruby 1.9 dependencies
aptitude install libffi-dev libyaml-dev libreadline-dev libssl-dev

# Retrieve Ruby 1.9 source and build it
wget -c ftp://ftp.ruby-lang.org:21//pub/ruby/1.9/ruby-1.9.2-p0.tar.gz
tar xvf ruby-1.9.2-p0.tar.gz
cd ruby-1.9.2-p0/
./configure --enable-shared --prefix=/opt/local
make
make install

# Install latest RubyGems
gem update --system