Re: [boost] smart_ptr vs smart_resource

From: Sam Partington (Sam.Partington_at_[hidden])
Date: 2003-02-21 11:48:17

Neat!

Have you just unwittingley submitted shared_resource?

Sam

Peter Dimov wrote:
> You might want to use detail::shared_count instead. It may be
> undocumented but it works and it sure isn't going away since that's
> what shared_ptr uses under the hood.
> 
> #include <boost/detail/shared_count.hpp>
> #include <iostream>
> 
> int get_int_based_resource()
> {
>     std::cout << "get_int_based_resource()\n";
>     return 0;
> }
> 
> void release_int_based_resource(int r)
> {
>     std::cout << "release_int_based_resource(" << r << ")\n";
> }
> 
> template<class X> class resource
> {
> public:
> 
>     template<class D> resource(X x, D d): x_(x), n_(x, d)
>     {
>     }
> 
> private:
>     X x_;
>     boost::detail::shared_count n_;
> };
> 
> int main()
> {
>     resource<int> r(get_int_based_resource(),
>     release_int_based_resource); resource<int> r2(r);
> }