Checks if a specific event is pending or scheduled.
@param ev an event previously passed to event_add()
@param events the requested event type; any of EV_TIMEOUT|EV_READ|
EV_WRITE|EV_SIGNAL
@param tv if this field is not NULL, and the event has a timeout,
this field is set to hold the time at which the timeout will
expire.
@return true if the event is pending on any of the events in 'what', (that
is to say, it has been added), or 0 if the event is not added.
Checks if a specific event is pending or scheduled.
@param ev an event previously passed to event_add() @param events the requested event type; any of EV_TIMEOUT|EV_READ| EV_WRITE|EV_SIGNAL @param tv if this field is not NULL, and the event has a timeout, this field is set to hold the time at which the timeout will expire.
@return true if the event is pending on any of the events in 'what', (that is to say, it has been added), or 0 if the event is not added.