class SharedEndpoint

def self.bound(endpoint, backlog: Socket::SOMAXCONN, close_on_exec: false, **options)
	sockets = Array(endpoint.bind(**options))
	
	wrappers = sockets.each do |server|
		# This is somewhat optional. We want to have a generic interface as much as possible so that users of this interface can just call it without knowing a lot of internal details. Therefore, we ignore errors here if it's because the underlying socket does not support the operation.
		begin
			server.listen(backlog)
		rescue Errno::EOPNOTSUPP
			# Ignore.
		end
		
		server.close_on_exec = close_on_exec
		
		if server.respond_to?(:reactor=)
			server.reactor = nil
		end
	end
	
	return self.new(endpoint, wrappers)
end

def self.connected(endpoint, close_on_exec: false)
	wrapper = endpoint.connect
	
	wrapper.close_on_exec = close_on_exec
	
	if wrapper.respond_to?(:reactor=)
		wrapper.reactor = nil
	end
	
	return self.new(endpoint, [wrapper])
end

def close
	@wrappers.each(&:close)
	@wrappers.clear
end