2 * Copyright Andrey Semashev 2007 - 2014.
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)
8 * \file visible_type.hpp
9 * \author Andrey Semashev
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. In this file
14 * internal configuration macros are defined.
17 #ifndef BOOST_LOG_DETAIL_VISIBLE_TYPE_HPP_INCLUDED_
18 #define BOOST_LOG_DETAIL_VISIBLE_TYPE_HPP_INCLUDED_
20 #include <boost/log/detail/config.hpp>
21 #include <boost/log/detail/header.hpp>
23 #ifdef BOOST_HAS_PRAGMA_ONCE
29 BOOST_LOG_OPEN_NAMESPACE
33 //! The wrapper type whose type_info is always visible
34 template< typename T >
35 struct BOOST_SYMBOL_VISIBLE visible_type
37 typedef T wrapped_type;
42 BOOST_LOG_CLOSE_NAMESPACE // namespace log
46 #include <boost/log/detail/footer.hpp>
48 #endif // BOOST_LOG_DETAIL_VISIBLE_TYPE_HPP_INCLUDED_