Building ruby with some dtrace

gistfile1.sh

# install libyaml via homebrew cause I can't be bothered going and finding it.
brew install libyaml

# going to work in my versions dir, will remove sources afterwards..
cd /Users/markw/.rbenv/versions

# clone ruby goodness
git clone https://github.com/tenderlove/ruby.git

# checkout the probes branch
git checkout probes

# run autoconf to build configure script
autoconf

# configure probably a bad version number but it will do for now.. should probably use 2.0.0dev
./configure --prefix=/Users/markw/.rbenv/versions/2.0.0-p1 --disable-install-doc --with-opt-dir=/usr/local/Cellar/libyaml/0.1.4 &> configure.log

# use all the cores..
make -j4

# install 
make install

rbenv local 2.0.0-p1