require 'formula' class Icecast :optional depends_on 'theora' => :optional depends_on 'speex' => :optional depends_on 'libvorbis' def install system "./configure", "--prefix=#{prefix}", "--disable-debug", "--disable-dependency-tracking" system "make install" (prefix+'var/log/icecast').mkpath touch prefix+'var/log/icecast/error.log' end end