require 'formula' class Libmagic < Formula url 'ftp://ftp.astron.com/pub/file/file-5.04.tar.gz' homepage 'http://www.darwinsys.com/file/' md5 'accade81ff1cc774904b47c72c8aeea0' keg_only <<-KEG.undent This brew provides 'libmagic', but also installs a 'file' command which shadows the OS X-provided one. KEG def install system "./configure", "--prefix=#{prefix}", "--disable-debug", "--disable-dependency-tracking" system "make" ENV.j1 # Remove some warnings during install system "make install" end end