[haiku-development] Re: Timers in BLoopers

  • From: Ingo Weinhold <ingo_weinhold@xxxxxx>
  • To: haiku-development@xxxxxxxxxxxxx
  • Date: Wed, 12 May 2010 12:41:40 +0200

On 2010-05-11 at 17:51:08 [+0200], Axel Dörfler <axeld@xxxxxxxxxxxxxxxx> 
wrote:
> Ingo Weinhold <ingo_weinhold@xxxxxx> wrote:
> > On 2010-05-11 at 16:35:58 [+0200], Stephan Assmus <superstippi@xxxxxx>
> > > wrote:
> > [...]
> > > What do you guys think, does that sound like a good idea?
> > After introducing wait_for_objects() I figured that it would be a
> > useful
> > addition to BLooper to also be able to handle other events than
> > messages
> > (FDs, semaphores, ports, threads, timers). While not that complicated
> > to
> > implement, it would still be a considerable extension of the API. I
> > think
> > it'd be better to wait until after R1.
> 
> Why not making the BMessageRunner a bit smarter, and use a local version
> whenever possible? This would not require any API changes, would cause
> less use of global resources, and would make those timers much more
> precise and cheaper as well.
> 
> In other words (there is no "an" before "other", stippi, btw :-)), each
> BLooper would get a time based event queue similar to what stippi
> proposed (just with port_count(), instead of the BMessageQueue lock).

Sounds like a good solution.

CU, Ingo

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