fatal-error.h

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/*
 * Copyright (c) 2006 INRIA, 2010 NICTA
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 *         Quincy Tse <quincy.tse@nicta.com.au>
 */
#ifndef NS3_FATAL_ERROR_H
#define NS3_FATAL_ERROR_H
 
#include "fatal-impl.h"
#include "log.h" // NS_LOG_APPEND...
 
#include <cstdlib>
#include <exception>
#include <iostream>
#include <string_view>
 
namespace ns3
{
 
constexpr std::string_view NS_FATAL_MSG{"NS_FATAL, terminating"};
 
} // namespace ns3
 
#define NS_FATAL_ERROR_IMPL_NO_MSG(fatal)                                                          \
    do                                                                                             \
    {                                                                                              \
        NS_LOG_APPEND_TIME_PREFIX_IMPL;                                                            \
        NS_LOG_APPEND_NODE_PREFIX_IMPL;                                                            \
        std::cerr << "file=" << __FILE__ << ", line=" << __LINE__ << std::endl;                    \
        ::ns3::FatalImpl::FlushStreams();                                                          \
        if (fatal)                                                                                 \
        {                                                                                          \
            std::cerr << ns3::NS_FATAL_MSG << std::endl;                                           \
            std::terminate();                                                                      \
        }                                                                                          \
    } while (false)
 
#define NS_FATAL_ERROR_IMPL(msg, fatal)                                                            \
    do                                                                                             \
    {                                                                                              \
        std::cerr << "msg=\"" << msg << "\", ";                                                    \
        NS_FATAL_ERROR_IMPL_NO_MSG(fatal);                                                         \
    } while (false)
 
#define NS_FATAL_ERROR_NO_MSG() NS_FATAL_ERROR_IMPL_NO_MSG(true)
 
#define NS_FATAL_ERROR_NO_MSG_CONT() NS_FATAL_ERROR_IMPL_NO_MSG(false)
 
#define NS_FATAL_ERROR(msg) NS_FATAL_ERROR_IMPL(msg, true)
 
#define NS_FATAL_ERROR_CONT(msg) NS_FATAL_ERROR_IMPL(msg, false)
 
#endif /* FATAL_ERROR_H */