require 'formula' class BibTool < Formula url 'http://sarovar.org/frs/download.php/1298/BibTool-2.51.tar.gz' homepage 'http://www.gerd-neugebauer.de/software/TeX/BibTool/index.en.html' version '2.51' md5 '0404647e6d1b2d4c2a34a6d1f4f9e375' def install system "./configure", "--prefix", prefix system "make" system "make install" end end