class IO::Event::Interrupt

A thread safe synchronisation primative.

def self.attach(selector) 

def self.attach(selector)
	self.new(selector)
end

def close 

def close
	@input.close
	@output.close
	# @fiber.raise(::Interrupt)
end

def initialize(selector) 

def initialize(selector)
	@selector = selector
	@input, @output = ::IO.pipe
	
	@fiber = Fiber.new do
		while true
			if @selector.io_wait(@fiber, @input, IO::READABLE)
				@input.read_nonblock(1)
			end
		end
	end
	
	@fiber.transfer
end

def signal

Send a sigle byte interrupt. 
def signal
	@output.write('.')
	@output.flush
end