platform.h

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/** 
 * @file:   platform.h
 * @author: Gereon Kremer <gereon.kremer@cs.rwth-aachen.de>
 * 
 * This file contains platform and compiler specific macros.
 */
 
#pragma once
 
//////////////////////
// Compiler identification
// taken from http://sourceforge.net/p/predef/wiki/Compilers/
 
#define STRINGIFY(s) #s
 
#if defined __clang__
    #define __CLANG
 
    #define CLANG_WARNING_DISABLE(warning)\
        _Pragma("clang diagnostic push")\
        _Pragma("clang diagnostic ignored \"-Wunknown-pragmas\"")\
        _Pragma("clang diagnostic ignored \"-Wunknown-warning-option\"")\
        _Pragma( STRINGIFY(clang diagnostic ignored warning) )
    #define CLANG_WARNING_RESET\
        _Pragma("clang diagnostic pop")
#elif defined __GNUC__
    #define __GCC
 
    #define CLANG_WARNING_DISABLE(warning)
    #define CLANG_WARNING_RESET
#elif defined _MSC_VER
    #define __VS
 
    #define CLANG_WARNING_DISABLE(warning)
    #define CLANG_WARNING_RESET
#else
    #warning "You are using an unsupported compiler."
    #define __UNSUPPORTED
#endif
 
#if defined _WIN32
    #define __WIN
#elif defined _WIN64
    #define __WIN
#elif defined __APPLE__
    #define __MACOS
#elif defined __linux__
    #define __LINUX
#else
    #warning "You are using an unsupported operating system."
#endif