| 1 | /* |
|---|---|
| 2 | * Copyright Andrey Semashev 2007 - 2015. |
| 3 | * Distributed under the Boost Software License, Version 1.0. |
| 4 | * (See accompanying file LICENSE_1_0.txt or copy at |
| 5 | * http://www.boost.org/LICENSE_1_0.txt) |
| 6 | */ |
| 7 | /*! |
| 8 | * \file fake_mutex.hpp |
| 9 | * \author Andrey Semashev |
| 10 | * \date 31.07.2011 |
| 11 | * |
| 12 | * \brief This header is the Boost.Log library implementation, see the library documentation |
| 13 | * at http://www.boost.org/doc/libs/release/libs/log/doc/html/index.html. |
| 14 | */ |
| 15 | |
| 16 | #ifndef BOOST_LOG_DETAIL_FAKE_MUTEX_HPP_INCLUDED_ |
| 17 | #define BOOST_LOG_DETAIL_FAKE_MUTEX_HPP_INCLUDED_ |
| 18 | |
| 19 | #include <boost/log/detail/config.hpp> |
| 20 | #include <boost/log/detail/header.hpp> |
| 21 | |
| 22 | #ifdef BOOST_HAS_PRAGMA_ONCE |
| 23 | #pragma once |
| 24 | #endif |
| 25 | |
| 26 | namespace boost { |
| 27 | |
| 28 | BOOST_LOG_OPEN_NAMESPACE |
| 29 | |
| 30 | namespace aux { |
| 31 | |
| 32 | //! Fake mutex that doesn't do anything. Note: we're not using \c null_mutex from Boost.Thread in order not to introduce false dependencies on Boost.Thread and Boost.Chrono. |
| 33 | class fake_mutex |
| 34 | { |
| 35 | public: |
| 36 | BOOST_DEFAULTED_FUNCTION(fake_mutex(), {}) |
| 37 | void lock() {} |
| 38 | bool try_lock() { return true; } |
| 39 | template< typename T > |
| 40 | bool timed_lock(T const&) { return true; } |
| 41 | void unlock() {} |
| 42 | |
| 43 | // Copying prohibited |
| 44 | BOOST_DELETED_FUNCTION(fake_mutex(fake_mutex const&)) |
| 45 | BOOST_DELETED_FUNCTION(fake_mutex& operator=(fake_mutex const&)) |
| 46 | }; |
| 47 | |
| 48 | } // namespace aux |
| 49 | |
| 50 | BOOST_LOG_CLOSE_NAMESPACE // namespace log |
| 51 | |
| 52 | } // namespace boost |
| 53 | |
| 54 | #include <boost/log/detail/footer.hpp> |
| 55 | |
| 56 | #endif // BOOST_LOG_DETAIL_FAKE_MUTEX_HPP_INCLUDED_ |
| 57 |