On Tue, 2009-12-22 at 20:31 +0100, strk wrote: > A posible solution to this problem is having > intrusive_ptr_add_ref(const ref_counted* o) > and > intrusive_ptr_release(const ref_counted* o) > > NEVER dereference 'o' but rather ask the GC > to manage the reference count. The GC might > keep a map of managed resources and do > nothing if they are no more in the list. > > Only thing to take care of in this case would > be ensuring that the objects-to-be-deleted won't > be really deleted (freed) until the intrusive_ptr > they contain are reset, which means adding a method > to every objects who may contain references to > GcResources to use for 'clearing' all those references > before destruction. > > --strk; [...]
This sounds like a good solution to a rather knotty (or should I say loopy?) problem. Richard -- PGP public key at http://keyserver.ubuntu.com:11371/pks/lookup?op=get&search=0xA7CEB3C711AFF0B0
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