Re: [boost] scoped_ptr deleter

Subject: Re: [boost] scoped_ptr deleter
From: Berserker (berserker_r_at_[hidden])
Date: 2009-09-16 10:22:17

Stefan Strasser wrote:
> the point of a deleter is to execute CUSTOM code at destruction.
> using scoped_ptr (without deleter) automates deletion so you don't have to 
> write custom code that does that. that simplifies things a lot.
> but a scoped_ptr delete would provide the same thing as a destructor or a 
> scope exit: execute custom code.
> the only reason shared_ptr or unique_ptr do have deleters is because the point 
> of destruction aren't statically known, as they can be copied or moved.

My problem is simple: I have a custom memory manager (something similar 
to this one 
http://www.ogre3d.org/docs/api/html/OgreMemoryAllocatorConfig_8h.html ) 
and when the scoped_ptr goes out of scope I need to invoke my custom 
deleter instead of the classic "delete".