class Gforth < Formula
  desc "Implementation of the ANS Forth language"
  homepage "https://www.gnu.org/software/gforth/"
  url "https://www.complang.tuwien.ac.at/forth/gforth/gforth-0.7.3.tar.gz"
  sha256 "2f62f2233bf022c23d01c920b1556aa13eab168e3236b13352ac5e9f18542bb0"

  depends_on "libtool" => :run
  depends_on "libffi"
  depends_on "pcre"

  def install
    cp Dir["#{Formula["libtool"].opt_share}/libtool/*/config.{guess,sub}"], buildpath
    ENV.deparallelize
    system "./configure", "--prefix=#{prefix}"
    system "make" # Separate build steps.
    system "make", "install"
  end
end