class Spork::Forker

def initialize(&block)
  return unless block_given?
  @child_io, @server_io = UNIXSocket.socketpair
  @child_pid = Kernel.fork do
    begin
      @server_io.close
      Marshal.dump(yield, @child_io)
      # wait for the parent to acknowledge receipt of the result.
      master_response = Marshal.load(@child_io)
    rescue EOFError
      nil
    rescue Exception => e
      puts "Exception encountered: #{e.inspect}\nbacktrace:\n#{e.backtrace * %(\n)}"
    end
    
    # terminate, skipping any at_exit blocks.
    exit!(0)
  end
  @child_io.close
end