require 'formula' class Libtiff < Formula homepage 'http://www.remotesensing.org/libtiff/' url 'http://download.osgeo.org/libtiff/tiff-4.0.1.tar.gz' sha256 '9a7a039e516c37478038740f1642818250bfb1414cf404cc8b569e5f9d4bf2f0' def options [["--universal", "Builds a universal binary"]] end def install ENV.x11 # Needed to pick up GL/gL.h, otherwise compile error. ENV.universal_binary if ARGV.build_universal? system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make install" end end