/*
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* Copyright Andrey Semashev 2007 - 2015.
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*/
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/*!
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* \file is_character_type.hpp
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* \author Andrey Semashev
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* \date 25.07.2015
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*
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* The header defines \c is_character_type trait which checks if the type is one of the character types
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*/
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#ifndef BOOST_LOG_DETAIL_IS_CHARACTER_TYPE_HPP_INCLUDED_
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#define BOOST_LOG_DETAIL_IS_CHARACTER_TYPE_HPP_INCLUDED_
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#include <boost/log/detail/config.hpp>
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#include <boost/log/detail/header.hpp>
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#ifdef BOOST_HAS_PRAGMA_ONCE
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#pragma once
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#endif
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namespace boost {
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BOOST_LOG_OPEN_NAMESPACE
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namespace aux {
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template< typename T >
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struct is_character_type
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{
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static BOOST_CONSTEXPR_OR_CONST bool value = false;
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};
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template< >
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struct is_character_type< char >
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{
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static BOOST_CONSTEXPR_OR_CONST bool value = true;
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};
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template< >
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struct is_character_type< wchar_t >
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{
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static BOOST_CONSTEXPR_OR_CONST bool value = true;
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};
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#if !defined(BOOST_NO_CXX11_CHAR16_T)
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template< >
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struct is_character_type< char16_t >
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{
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static BOOST_CONSTEXPR_OR_CONST bool value = true;
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};
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#endif
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#if !defined(BOOST_NO_CXX11_CHAR32_T)
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template< >
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struct is_character_type< char32_t >
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{
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static BOOST_CONSTEXPR_OR_CONST bool value = true;
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};
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#endif
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} // namespace aux
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BOOST_LOG_CLOSE_NAMESPACE // namespace log
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} // namespace boost
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#include <boost/log/detail/footer.hpp>
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#endif // BOOST_LOG_DETAIL_IS_CHARACTER_TYPE_HPP_INCLUDED_
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