84 lines
2.0 KiB
C++
84 lines
2.0 KiB
C++
#ifndef BOOST_SYSTEM_DETAIL_STD_CATEGORY_HPP_INCLUDED
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#define BOOST_SYSTEM_DETAIL_STD_CATEGORY_HPP_INCLUDED
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// Support for interoperability between Boost.System and <system_error>
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//
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// Copyright 2018, 2021 Peter Dimov
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See library home page at http://www.boost.org/libs/system
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#include <boost/system/detail/error_category.hpp>
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#include <system_error>
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//
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namespace boost
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{
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namespace system
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{
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namespace detail
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{
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class BOOST_SYMBOL_VISIBLE std_category: public std::error_category
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{
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private:
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boost::system::error_category const * pc_;
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public:
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boost::system::error_category const & original_category() const BOOST_NOEXCEPT
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{
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return *pc_;
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}
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public:
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explicit std_category( boost::system::error_category const * pc, unsigned id ): pc_( pc )
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{
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if( id != 0 )
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{
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#if defined(_MSC_VER) && defined(_CPPLIB_VER) && _MSC_VER >= 1900 && _MSC_VER < 2000
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// Poking into the protected _Addr member of std::error_category
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// is not a particularly good programming practice, but what can
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// you do
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_Addr = id;
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#endif
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}
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}
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const char * name() const BOOST_NOEXCEPT BOOST_OVERRIDE
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{
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return pc_->name();
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}
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std::string message( int ev ) const BOOST_OVERRIDE
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{
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return pc_->message( ev );
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}
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std::error_condition default_error_condition( int ev ) const BOOST_NOEXCEPT BOOST_OVERRIDE
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{
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return pc_->default_error_condition( ev );
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}
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inline bool equivalent( int code, const std::error_condition & condition ) const BOOST_NOEXCEPT BOOST_OVERRIDE;
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inline bool equivalent( const std::error_code & code, int condition ) const BOOST_NOEXCEPT BOOST_OVERRIDE;
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};
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} // namespace detail
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} // namespace system
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} // namespace boost
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#endif // #ifndef BOOST_SYSTEM_DETAIL_STD_CATEGORY_HPP_INCLUDED
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