libunwind.rb

require 'formula'

class Libunwind < Formula
  homepage ''
  url 'http://opensource.apple.com/tarballs/libunwind/libunwind-30.tar.gz'
  sha1 'e779fbe8a58e6cfb76798c8e9b2373a9ddc9b2eb'

  depends_on "dyld"

  def install
    system "xcodebuild", "-configuration", "Release", "ARCHS=x86_64", "ONLY_ACTIVE_ARCH=YES", "SYMROOT=build", "PREFIX=#{prefix}"
    include.install Dir['include/*.h']
    lib.install Dir['build/Release/*']
  end 

end