require 'formula' class Botan < Formula url 'http://files.randombit.net/botan/v1.10/Botan-1.10.1.tbz' homepage 'http://botan.randombit.net/' md5 '7ae93e205491a8e75115bfca983ff7f9' def install args = ["--prefix=#{prefix}"] args << "--cpu=x86_64" if MacOS.prefer_64_bit? system "./configure.py", *args system "make install" end end