shared_ptr.hpp

(C) Copyright Greg Colvin and Beman Dawes 1998, 1999.
Copyright (c) 2001, 2002, 2003 Peter Dimov

Permission to copy, use, modify, sell and distribute this software
is granted provided this copyright notice appears in all copies.
This software is provided "as is" without express or implied
warranty, and with no claim as to its suitability for any purpose.

See http://www.boost.org/libs/smart_ptr/shared_ptr.htm for documentation