Function warn_on_HUP_handler

celery/apps/worker.py:519–522

(signum, frame)

def install_HUP_not_supported_handler(worker, sig='SIGHUP'):

    def warn_on_HUP_handler(signum, frame):
        with in_sighandler():
            safe_say('{sig} not supported: Restarting with {sig} is '
                     'unstable on this platform!'.format(sig=sig))
    platforms.signals[sig] = warn_on_HUP_handler