[boost] Re: [external_allocators] any interest?

From: Pavel Vozenilek (pavel_vozenilek_at_[hidden])
Date: 2004-12-07 20:53:53

"Thorsten Ottosen" wrote:

> I have sometimes spoken with people here
> that had an interest in allocators  that could
> be reset within containers. For example, some
> have wanted a
>
> allocator& container::get_allocator();
> member function.
>
The point may be that only container itself
is enough to change allocator state, no
pointers or external variables that need to
be passed down into functions or made global.

> One way to solve that problem could be a class like this:
>
>    template< class Allocator >
>    class external_allocator
>    {
>    public:
>        // forward to Allocator* member
>    };
>
With a special allocator, how can one access
its specific interface via 'external_allocator'?

/Pavel