| // A model of the Lockable concept from Boost.Thread which |
| // does nothing. It can be passed as the Mutex template parameter |
| // for a signal, if the user wishes to disable thread-safety |
| // (presumably for performance reasons). |
| |
| // Copyright Frank Mori Hess 2008. |
| // 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/signals2 for library home page. |
| |
| #ifndef BOOST_SIGNALS2_DUMMY_MUTEX_HPP |
| #define BOOST_SIGNALS2_DUMMY_MUTEX_HPP |
| |
| namespace boost { |
| namespace signals2 { |
| class dummy_mutex |
| { |
| public: |
| void lock() {} |
| bool try_lock() {return true;} |
| void unlock() {} |
| }; |
| } // end namespace signals2 |
| } // end namespace boost |
| |
| #endif // BOOST_SIGNALS2_DUMMY_MUTEX_HPP |