////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
///     http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Dr. Oreste Costa-Panaia
////////////////////////////////////////////////////////////////////////////////

#ifndef ARANGODB_BASICS_APPLICATION__EXIT_H
#define ARANGODB_BASICS_APPLICATION__EXIT_H 1

#include "Basics/CleanupFunctions.h"

////////////////////////////////////////////////////////////////////////////////
/// @brief exit function type
////////////////////////////////////////////////////////////////////////////////

typedef void (*TRI_ExitFunction_t)(int, void*);

////////////////////////////////////////////////////////////////////////////////
/// @brief exit function
////////////////////////////////////////////////////////////////////////////////

extern TRI_ExitFunction_t TRI_EXIT_FUNCTION;

////////////////////////////////////////////////////////////////////////////////
/// @brief defines a exit function
////////////////////////////////////////////////////////////////////////////////

void TRI_Application_Exit_SetExit(TRI_ExitFunction_t);

/// @brief aborts program execution, returning an error code
/// if backtraces are enabled, a backtrace will be printed before
#define FATAL_ERROR_EXIT_CODE(code)                           \
  do {                                                        \
    TRI_LogBacktrace();                                       \
    ::arangodb::basics::CleanupFunctions::run(code, nullptr); \
    ::arangodb::Logger::flush();                              \
    ::arangodb::Logger::shutdown();                           \
    TRI_EXIT_FUNCTION(code, nullptr);                         \
    exit(code);                                               \
  } while (0)

/// @brief aborts program execution, returning an error code
/// if backtraces are enabled, a backtrace will be printed before
#define FATAL_ERROR_EXIT(...)            \
  do {                                   \
    FATAL_ERROR_EXIT_CODE(EXIT_FAILURE); \
  } while (0)

/// @brief aborts program execution, calling std::abort
/// if backtraces are enabled, a backtrace will be printed before
#define FATAL_ERROR_ABORT(...)                             \
  do {                                                     \
    TRI_LogBacktrace();                                    \
    arangodb::basics::CleanupFunctions::run(500, nullptr); \
    arangodb::Logger::flush();                             \
    arangodb::Logger::shutdown();                          \
    std::abort();                                          \
  } while (0)

#endif