Hi,
On Tuesday 21 April 2015 02:54:27 you wrote:
> > I'm a bit confounded by this paragreph. Yes, my use probably was not what
> > prepare watchers are designed for. But the last part of that sentence
> > rings false to me.
>
> Keep in mind that ev_prepare watchers are invoked in every event loop
> iteration. When you start it after the "before the poll call" moment
> passed, it would still be called before the next poll.
So basically, the sequence would be:
[...]
Queue ev_prepare watchers
call prepare1
prepare1 watcher adds prepare2 watcher
POLL()
[...] (handle events)
next loop iteration
[...]
Queue ev_prepare watchers
call prepare1
call prepare2
POLL()
right?
> I guess it would, if libev had something like generic ev_watchers, but
> it hasn't (at least not officially). The struct ev_watcher you see is
> effectively the base class for watchers, it is not a watcher itself,
> although tricking the code to treat it like one would work in current
> versions, owing to the fact that a watcher really is just a few ints and a
> callback.
Hmm... understood.
--
Best regards,
Thilo Schulz
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