system_error.hpp

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/*
 * Copyright (c) 2014, Peter Thorson. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the WebSocket++ Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */
 
#ifndef WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP
#define WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP
 
 
#include <websocketpp/common/cpp11.hpp>
 
// If we've determined that we're in full C++11 mode and the user hasn't
// explicitly disabled the use of C++11 system_error header, then prefer it to
// boost.
#if defined _WEBSOCKETPP_CPP11_INTERNAL_ && !defined _WEBSOCKETPP_NO_CPP11_SYSTEM_ERROR_
    #ifndef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
        #define _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
    #endif
#endif
 
// If we're on Visual Studio 2010 or higher and haven't explicitly disabled
// the use of C++11 system_error header then prefer it to boost.
#if defined(_MSC_VER) && _MSC_VER >= 1600 && !defined _WEBSOCKETPP_NO_CPP11_SYSTEM_ERROR_
    #ifndef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
        #define _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
    #endif
#endif
 
 
 
#ifdef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
    #include <system_error>
#else
    #include <boost/system/error_code.hpp>
    #include <boost/system/system_error.hpp>
#endif
 
namespace websocketpp {
namespace lib {
 
#ifdef _WEBSOCKETPP_CPP11_SYSTEM_ERROR_
    using std::errc;
    using std::error_code;
    using std::error_category;
    using std::error_condition;
    using std::system_error;
    #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_START_ namespace std {
    #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_END_ }
#else
    namespace errc = boost::system::errc;
    using boost::system::error_code;
    using boost::system::error_category;
    using boost::system::error_condition;
    using boost::system::system_error;
    #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_START_ namespace boost { namespace system {
    #define _WEBSOCKETPP_ERROR_CODE_ENUM_NS_END_ }}
#endif
 
} // namespace lib
} // namespace websocketpp
 
#endif // WEBSOCKETPP_COMMON_SYSTEM_ERROR_HPP