Re: Simpler Garbage Collection

[Helge Hess]

On 06.07.2008, at 20:40, Richard Frith-Macdonald wrote:
> On 6 Jul 2008, at 19:03, Helge Hess wrote:
> > Hi,
> >
> > I'm not sure whats wrong with the BoehmGC implementation. Its fast  
> > and efficient, it works very well, and it can be easily made  
> > interoperable with RC (if thats really required).
> Well, it looks to me like the easiest way to get something broadly  
> compatible with Apple's implementation.  I think we need the  
> capability to zero weak references when the memory referenced is  
> GC'd though ... not sure if that's easily achieved with Boehm.


In libFoundation you would watch the object for finalization, check

  + (void)registerForFinalizationObserver:(id)observer
    selector:(SEL)selector
    object:(id)object

for the implementation. Its 'relatively' expensive though.

Don't know what additional features todays Boehm GC has.

Greets,
  Helge
--
Helge Hess
http://helgehess.eu/