require 'formula' class Eigen < Formula url 'http://bitbucket.org/eigen/eigen/get/3.0.1.tar.bz2' homepage 'http://eigen.tuxfamily.org/' md5 '69004f4d04fa6e49bf9fbeb957cfb97e' depends_on 'cmake' => :build def install mkdir 'eigen-build' Dir.chdir 'eigen-build' do system "cmake .. #{std_cmake_parameters} -DCMAKE_BUILD_TYPE=Release" system "make" system "make install" end end end