[boost] Re: Request for data-member smart pointer

From: Oleg Fedtchenko (BoostOleg_at_[hidden])
Date: 2004-10-14 09:55:08

 >> Oleg Fedtchenko wrote: 
 >>
 >> Another thing is that it's impossible to use custom add_ref() and
 >> release() for an owner the way it is done in intrusive_ptr.  I mean
 >> a developer of a class must choose one of the shared_ptr and
 >> intrusive_ptr (if the last is extended to support a smart member
 >> pointers). But we want this class to be used inside owner of any
 >> type. And one owner will live with just *delete me* but another
 >> owner will require *let me do some processing and then delete me
 >> myself*.

 > Larry Evans wrote:
 > 
 > Can't *let me do some processing and then delete me
 > myself* be done with a custom deleter argument to shared_ptr?
 > I.e. with the CTOR:
 > 
 >      template<class Y, class D> shared_ptr(Y * p, D d): px(p), pn(p, d)
 >      {
 >          detail::sp_enable_shared_from_this( pn, p, p );
 >      }

Ok. Agree. But what about custom add_ref()?

Oleg Fedtchenko
BoostOleg_at_[hidden]
http://boostoleg.narod.ru/member_ptr.html

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