require 'formula' class GnuTar < Formula @url='ftp://ftp.gnu.org/gnu/tar/tar-1.22.tar.gz' @homepage='http://www.gnu.org/software/tar/' @md5='efafad1b256e3de410f4fce5335d9c9d' def install system "./configure", "--prefix='#{prefix}'", "--program-prefix=g", "--mandir='#{man}'" system "make install" end end