require 'formula' class Libxmp < Formula homepage 'http://xmp.sourceforge.net' url 'http://downloads.sourceforge.net/project/xmp/libxmp/4.2.0/libxmp-4.2.0.tar.gz' sha1 '138599f4a29f4b25c6c812b0e226e554776a77d3' head do url 'git://git.code.sf.net/p/xmp/libxmp' depends_on :autoconf end def install system "autoconf" if build.head? system "./configure", "--prefix=#{prefix}" system "make install" end end