require 'formula' class Icoutils < Formula homepage 'http://www.nongnu.org/icoutils/' url 'http://savannah.nongnu.org/download/icoutils/icoutils-0.31.0.tar.bz2' sha1 '2712acd33c611588793562310077efd2ff35dca5' depends_on :libpng def install system "./configure", "--disable-dependency-tracking", "--disable-rpath", "--prefix=#{prefix}" system "make install" end end