dtach-client.rb

require 'rubygems'
require 'eventmachine'

module Dtach
  
  def post_init
    puts "starting"
  end
  
  def receive_data data
    puts "received: #{data}"
  end
  
  def unbind
    puts "unbound"
    p get_status.inspect
    #puts "unbound with exit status: #{get_status.exitstatus}"
    #puts "get_status.inspect: #{get_status.inspect}"
    #EM.stop
  end

end

#module MyKeyboardHandler
#	def receive_data keystrokes
# 	puts "I received the following data from the keyboard: #{keystrokes}"
#	end
#end
#
EM.run {

  
  dtach = EM.connect_unix_domain("#{File.dirname(__FILE__)}/thing.dtach",Dtach) { |t|
    # magic thing I copied and pasted from a dummy dtach server
    t.send_data "\001\000L\366\377\277D\366\377\277\004\000\030\000P\0000\002\230\001"
  }
  
  #kb = EM.open_keyboard(MyKeyboardHandler)
  
  
  EM.add_timer(5) {
    EM.stop
  }
  
}

kb-exp.rb

require 'rubygems'
require 'eventmachine'

module MyKeyboardHandler
  def receive_data keystrokes
    puts "I received the following data from the keyboard: #{keystrokes.inspect}"
  end
end


EM.run {
  
  EM.open_keyboard(MyKeyboardHandler)  
  
}

# I type: 
# ad\n

#output:
# I received the following data from the keyboard: "a"
# I received the following data from the keyboard: "d"
# I received the following data from the keyboard: "\n"