require 'formula' class Ipbt < Formula homepage 'http://www.chiark.greenend.org.uk/~sgtatham/ipbt/' url 'http://www.chiark.greenend.org.uk/~sgtatham/ipbt/ipbt-r9487.tar.gz' sha1 '2ce40ed075c2a6c4dc8ad88ece5eccbb402c71f0' version 'r9487' def install system './configure', "--prefix=#{prefix}", '--disable-dependency-tracking' system "make install" end def test system "#{bin}/ipbt" end end