Links: Homepage | Downloads
Dependencies: rbenv | LibYAML (for Ruby 1.9.3 only)
Version: 1.9.3-p125

Get the Code

Switch to /usr/local/src and download the source package.

cd /usr/local/src
curl --remote-name http://ftp.ruby-lang.org/pub/ruby/ruby-VERSION.tar.gz

Extract the archive and move into the folder.

tar -xzvf ruby-VERSION.tar.gz
cd ruby-VERSION

Compile and Install

Configure, compile and install into /usr/local/rbenv/versions/VERSION. Check the configure options for other versions.

./configure \
    --prefix=/usr/local/rbenv/versions/VERSION \
    --with-opt-dir=/usr/local/libyaml \
    --with-gcc=clang
make
make install

Rebuild the rbenv shim binaries. This needs to be done when you install new versions of Ruby or gems that provide a binary.

rbenv rehash

Set Version

Set the global ruby version to VERSION.

rbenv global VERSION

To see all installed versions, use rbenv versions.

Verify the Installation

To verify that you have correctly installed this version of Ruby.

ruby --version

Adding Other Versions

Change the version number in the textbox at the top and follow the instructions again. You may have to modify the path when downloading the source for certain versions. Also the ./configure command may need to be adjusted for each version – check the installation documentation before proceeding.