require 'formula' class Libgeotiff < Formula url 'http://download.osgeo.org/geotiff/libgeotiff/libgeotiff-1.3.0.tar.gz' homepage 'http://geotiff.osgeo.org/' sha1 'b8cde5014cf82fe4683fa35fc81a5ea8d64b940f' depends_on 'libtiff' depends_on 'lzlib' depends_on 'jpeg' depends_on 'proj' def install args = ["--disable-dependency-tracking", "--prefix=#{prefix}", "--with-libtiff=#{HOMEBREW_PREFIX}", "--with-zlib=#{HOMEBREW_PREFIX}", "--with-jpeg=#{HOMEBREW_PREFIX}"] system "./configure", *args system "make" # Separate steps or install fails system "make install" end end