On Wed, Apr 11, 2012 at 02:21:13AM +0300, Nir Soffer wrote: <snip> > Forward jumps should simply skip events in the past. It is just like > events skipped because the event loop was blocked. > > If you should run every 5 seconds, but woke up 21 seconds late, you > cannot fix the past - you just missed the events at +5, +10, +15 and > +20. Run the next event at +25 according to the plan. > > Other event loops like Cocoa NSRunloop and GNUStep NSRunloop use this > logic. >
Alternatively, periodic timers like timerfd on Linux or EVFILT_TIMER on BSD allow you to query the number of times the timer fired before being serviced. So although they may only signal once, the user code can still execute N iterations of its task if it wishes. *********************************************************************** To unsubscribe, send an e-mail to majord...@freehaven.net with unsubscribe libevent-users in the body.
