Library/Formula/guile.rb


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require 'formula'

class Guile < Formula
  url 'ftp://ftp.gnu.org/gnu/guile/guile-1.8.7.tar.gz'
  head 'ftp://alpha.gnu.org/gnu/guile/guile-1.9.15.tar.gz'
  homepage 'http://www.gnu.org/software/guile/'

  if ARGV.build_head?
    sha1 '0b1cdd5f0506dcda3ed85324b2a0ff510920ee76'
  else
    sha1 '24cd2f06439c76d41d982a7384fe8a0fe5313b54'
  end

  depends_on 'pkg-config' => :build
  depends_on 'libffi'
  depends_on 'libunistring'
  depends_on 'bdw-gc'
  depends_on 'gmp'

  # GNU Readline is required; libedit won't work.
  depends_on 'readline'

  def install
    system "./configure", "--disable-dependency-tracking",
                          "--prefix=#{prefix}",
                          "--with-libreadline-prefix=#{Formula.factory('readline').prefix}"
    system "make install"

    # A really messed up workaround required on OS X --mkhl
    lib.cd { Dir["*.dylib"].each {|p| ln_sf p, File.basename(p, ".dylib")+".so" }}
  end
end