// Boost shared_ptr_example2 implementation file -----------------------------// // Copyright Beman Dawes 2001. Distributed under the Boost // Software License, Version 1.0. (See accompanying file // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // See http://www.boost.org/libs/smart_ptr for documentation. #include "shared_ptr_example2.hpp" #include class example::implementation { public: ~implementation() { std::cout << "destroying implementation\n"; } }; example::example() : _imp( new implementation ) {} void example::do_something() { std::cout << "use_count() is " << _imp.use_count() << "\n"; }