SIGINT causes an exception when executing with Ruby 2.0 but not with Ruby 1.9.3.

gistfile1.rb

class MyServer < GServer
end

class Launcher
  def initialize(servers)
    @servers = servers
  end
    
  def start
    @servers.each { |server| server.start }
  end
  
 def join
   @servers.each { |server| server.join }
 end
  
 def stop
   @servers.each { |server| server.stop }
 end
end
 
launcher = Launcher.new(servers) // where servers is a collection of my_server
launcher.start
trap("SIGINT") { launcher.stop; exit }
launcher.join