brew install memcache

memcache-php.rb

require 'formula'

class MemcachePhp < Formula
  url 'http://pecl.php.net/get/memcache-3.0.6.tgz'
  homepage 'http://pecl.php.net/package/memcache'
  sha1 'eb0c922df3f5ca459bcce85e141f379d3b490ca7'

  def install
    Dir.chdir "memcache-#{version}" do
      # See https://github.com/mxcl/homebrew/pull/5947
      ENV.universal_binary
      system "phpize"
      system "./configure", "--prefix=#{prefix}"
      system "make"
      prefix.install 'modules/memcache.so'
    end
  end

  def caveats; <<-EOS.undent
    To finish installing memcache:
      * Add the following line to php.ini:
        extension="#{prefix}/memcache.so"
      * Restart your webserver
    EOS
  end
end