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142 lines
3.4 KiB
C
142 lines
3.4 KiB
C
/**
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* Copyright (C) 2005-2012 Gekko Emulator
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*
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* @file platform.h
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* @author ShizZy <shizzy247@gmail.com>
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* @date 2012-02-11
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* @brief Platform detection macros for portable compilation
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*
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* @section LICENSE
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details at
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* http://www.gnu.org/copyleft/gpl.html
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*
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* Official project repository can be found at:
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* http://code.google.com/p/gekko-gc-emu/
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*/
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#ifndef COMMON_PLATFORM_H_
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#define COMMON_PLATFORM_H_
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#include "common/common_types.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Platform definitions
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/// Enumeration for defining the supported platforms
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#define PLATFORM_NULL 0
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#define PLATFORM_WINDOWS 1
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#define PLATFORM_MACOSX 2
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#define PLATFORM_LINUX 3
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#define PLATFORM_ANDROID 4
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#define PLATFORM_IOS 5
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Platform detection
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#ifndef EMU_PLATFORM
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#if defined( __WIN32__ ) || defined( _WIN32 )
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#define EMU_PLATFORM PLATFORM_WINDOWS
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#elif defined( __APPLE__ ) || defined( __APPLE_CC__ )
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#define EMU_PLATFORM PLATFORM_MAXOSX
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#elif defined(__linux__)
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#define EMU_PLATFORM PLATFORM_LINUX
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#else // Assume linux otherwise
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#define EMU_PLATFORM PLATFORM_LINUX
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#endif
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#endif
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#if defined(__x86_64__) || defined(_M_X64) || defined(__alpha__) || defined(__ia64__)
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#define EMU_ARCHITECTURE_X64
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#else
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#define EMU_ARCHITECTURE_X86
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#endif
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Compiler-Specific Definitions
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#if EMU_PLATFORM == PLATFORM_WINDOWS
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#include <time.h>
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#define NOMINMAX
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#define EMU_FASTCALL __fastcall
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inline struct tm* localtime_r(const time_t *clock, struct tm *result) {
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if (localtime_s(result, clock) == 0)
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return result;
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return NULL;
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}
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#else
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#define EMU_FASTCALL __attribute__((fastcall))
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#define __stdcall
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#define __cdecl
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#define LONG long
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#define BOOL bool
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#define DWORD u32
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#endif
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#if EMU_PLATFORM != PLATFORM_WINDOWS
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// TODO: Hacks..
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#include <limits.h>
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#define MAX_PATH PATH_MAX
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#include <strings.h>
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#define stricmp(str1, str2) strcasecmp(str1, str2)
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#define _stricmp(str1, str2) strcasecmp(str1, str2)
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#define _snprintf snprintf
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#define _getcwd getcwd
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#define _tzset tzset
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typedef void EXCEPTION_POINTERS;
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inline u32 _rotl(u32 x, int shift) {
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shift &= 31;
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if (0 == shift) {
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return x;
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}
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return (x << shift) | (x >> (32 - shift));
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}
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inline u64 _rotl64(u64 x, u32 shift){
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u32 n = shift % 64;
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return (x << n) | (x >> (64 - n));
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}
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inline u32 _rotr(u32 x, int shift) {
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shift &= 31;
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if (0 == shift) {
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return x;
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}
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return (x >> shift) | (x << (32 - shift));
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}
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inline u64 _rotr64(u64 x, u32 shift){
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u32 n = shift % 64;
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return (x >> n) | (x << (64 - n));
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}
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#endif
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#define GCC_VERSION_AVAILABLE(major, minor) (defined(__GNUC__) && (__GNUC__ > (major) || \
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(__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))))
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#endif // COMMON_PLATFORM_H_
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