import errno
import select
import signal

import signalfd

fd = signalfd.init()

while 1:
	try:
		r, w, x = select.select([fd], [], [])
	except select.error as e:
		if e.args[0] == errno.EINTR:
			continue
		raise

	if r and signalfd.read() == signal.SIGTERM:
		break