Imported Upstream version 1.57.0
[platform/upstream/boost.git] / boost / log / utility / formatting_ostream_fwd.hpp
1 /*
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)
6  */
7 /*!
8  * \file   formatting_ostream_fwd.hpp
9  * \author Andrey Semashev
10  * \date   11.07.2012
11  *
12  * The header contains forward declaration of a string stream used for log record formatting.
13  */
14
15 #ifndef BOOST_LOG_UTILITY_FORMATTING_OSTREAM_FWD_HPP_INCLUDED_
16 #define BOOST_LOG_UTILITY_FORMATTING_OSTREAM_FWD_HPP_INCLUDED_
17
18 #include <string>
19 #include <memory>
20 #include <boost/log/detail/config.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 /*!
31  * \brief Stream for log records formatting
32  */
33 template<
34     typename CharT,
35     typename TraitsT = std::char_traits< CharT >,
36     typename AllocatorT = std::allocator< CharT >
37 >
38 class basic_formatting_ostream;
39
40 #ifdef BOOST_LOG_USE_CHAR
41 typedef basic_formatting_ostream< char > formatting_ostream;
42 #endif
43 #ifdef BOOST_LOG_USE_WCHAR_T
44 typedef basic_formatting_ostream< wchar_t > wformatting_ostream;
45 #endif
46
47 BOOST_LOG_CLOSE_NAMESPACE // namespace log
48
49 } // namespace boost
50
51 #endif // BOOST_LOG_UTILITY_FORMATTING_OSTREAM_FWD_HPP_INCLUDED_