# Method Pike.PollDeviceBackend()->set_signal_event_callback()

Method set_signal_event_callback

  ``optional` `void` set_signal_event_callback(`int` `signum`, `function`(:`void`) `cb`)`

Description

  Request `cb` to be called from the backend when the signal `signum` is received.

Note

  This function is a noop except for the `kqueue` case.

Note

  Caveat emptor: Unlikely to work.

See also

  signal()