Function disable_timeout

src/backend/utils/misc/timeout.c:633–654

* Cancel the specified timeout. * * The timeout's I've-been-fired indicator is reset, * unless keep_indicator is true. * * When a timeout is canceled, any other active timeout remains in force. * It's not an error to disable a timeout that is not enabled. */

 * It's not an error to disable a timeout that is not enabled.
 */
void
disable_timeout(TimeoutId id, bool keep_indicator)
{
	/* Assert request is sane */
	Assert(all_timeouts_initialized);
	Assert(all_timeouts[id].timeout_handler != NULL);

	/* Disable timeout interrupts for safety. */
	disable_alarm();

	/* Find the timeout and remove it from the active list. */
	if (all_timeouts[id].active)
		remove_timeout_index(find_active_timeout(id));

	/* Mark it inactive, whether it was active or not. */
	if (!keep_indicator)
		all_timeouts[id].indicator = false;

	/* Reschedule the interrupt, if any timeouts remain active. */
	if (num_active_timeouts > 0)
		schedule_alarm(GetCurrentTimestamp());
}

/*
 * Cancel multiple timeouts at once.