test_signal.py 文件源码

def test_sigwaitinfo_interrupted(self):
        self.wait_helper(signal.SIGUSR1, '''
        def test(signum):
            import errno

            hndl_called = True
            def alarm_handler(signum, frame):
                hndl_called = False

            signal.signal(signal.SIGALRM, alarm_handler)
            signal.alarm(1)
            try:
                signal.sigwaitinfo([signal.SIGUSR1])
            except OSError as e:
                if e.errno == errno.EINTR:
                    if not hndl_called:
                        raise Exception("SIGALRM handler not called")
                else:
                    raise Exception("Expected EINTR to be raised by sigwaitinfo")
            else:
                raise Exception("Expected EINTR to be raised by sigwaitinfo")
        ''')