require 'formula' class Geos < Formula url 'http://download.osgeo.org/geos/geos-3.3.0.tar.bz2' homepage 'http://trac.osgeo.org/geos/' md5 '3301f3d1d747b95749384b8a356b022a' def skip_clean? path path.extname == '.la' end def install ENV.O3 system "./configure", "--prefix=#{prefix}", "--disable-debug", "--disable-dependency-tracking" system "make install" end end