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/*
* This file is part of the Score-P software ecosystem (http://www.score-p.org)
*
* Copyright (c) 2016, 2023,
* Forschungszentrum Juelich GmbH, Germany
*
* Copyright (c) 2017,
* Technische Universitaet Dresden, Germany
*
* This software may be modified and distributed under the terms of
* a BSD-style license. See the COPYING file in the package base
* directory for details.
*
*/
#ifndef UTILS_PORTABILITY_H
#define UTILS_PORTABILITY_H
/**
* @file
* @ingroup UTILS_Exception_module
* @brief Platform portability abstractions for the common utils
*
* This header file provides preprocessor macros to abstract from platform- or
* compiler-dependent code.
*/
/**
* @def UTILS_FUNCTION_NAME
* @brief Portable macro to retrieve the current function name
*
* While C99 and C++11 specify the predefined identifier <tt>__func__</tt> to
* retrieve the current function name, it is not part of the C++98 standard.
* However, many compilers support it also in C++98 mode or provide
* compiler-specific alternatives. This preprocessor macro addresses this
* issue by providing a mapping to the corresponding predefined identifier.
*/
#if defined( __cplusplus ) && ( __cplusplus < 201103L ) && defined( __FUJITSU )
#define UTILS_FUNCTION_NAME __FUNCTION__
#else
#define UTILS_FUNCTION_NAME __func__
#endif
/**
* @def UTILS_PREDECL_ATTR_NORETURN
* @def UTILS_POSTDECL_ATTR_NORETURN
* @brief Portable macros to mark a function that it will not return to the caller.
*
*/
#if defined( __cplusplus ) && ( __cplusplus >= 201103L )
/* *INDENT-OFF* Prevent uncrustify from adding spaces between brackets */
#define UTILS_PREDECL_ATTR_NORETURN [[noreturn]]
#define UTILS_POSTDECL_ATTR_NORETURN /* */
/* *INDENT-ON* */
#elif defined( __STDC_VERSION__ ) && ( __STDC_VERSION__ >= 201112L )
#define UTILS_PREDECL_ATTR_NORETURN _Noreturn
#define UTILS_POSTDECL_ATTR_NORETURN /* */
#else
#if defined( _WIN32 )
#define UTILS_PREDECL_ATTR_NORETURN __declspec( noreturn )
#define UTILS_POSTDECL_ATTR_NORETURN /* */
#else
#define UTILS_PREDECL_ATTR_NORETURN /* */
#define UTILS_POSTDECL_ATTR_NORETURN __attribute__( ( noreturn ) )
#endif
#endif
#endif /* UTILS_PORTABILITY_H */
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