ppsspp/Common/CommonFuncs.h
2014-03-02 12:15:10 -08:00

107 lines
2.6 KiB
C++

// Copyright (C) 2003 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// 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 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#pragma once
#if defined(IOS) || defined(MIPS)
#include <signal.h>
#endif
template <bool> struct CompileTimeAssert;
template<> struct CompileTimeAssert<true> {};
#ifndef _WIN32
#include <unistd.h>
#include <errno.h>
// go to debugger mode
#ifdef GEKKO
#define Crash()
#else
// Assume !ARM && !MIPS = x86
#if !defined(ARM) && !defined(MIPS)
#define Crash() {asm ("int $3");}
#else
#define Crash() {kill( getpid(), SIGINT ) ; }
#endif
#endif
#define ARRAYSIZE(A) (sizeof(A)/sizeof((A)[0]))
inline u32 __rotl(u32 x, int shift) {
shift &= 31;
if (!shift) return x;
return (x << shift) | (x >> (32 - shift));
}
inline u64 __rotl64(u64 x, unsigned int shift){
unsigned int n = shift % 64;
return (x << n) | (x >> (64 - n));
}
inline u32 __rotr(u32 x, int shift) {
shift &= 31;
if (!shift) return x;
return (x >> shift) | (x << (32 - shift));
}
inline u64 __rotr64(u64 x, unsigned int shift){
unsigned int n = shift % 64;
return (x >> n) | (x << (64 - n));
}
#else // WIN32
// Function Cross-Compatibility
#define strcasecmp _stricmp
#define strncasecmp _strnicmp
#define unlink _unlink
#define snprintf _snprintf
#define vscprintf _vscprintf
#define __rotl _rotl
#define __rotl64 _rotl64
#define __rotr _rotr
#define __rotr64 _rotr64
// 64 bit offsets for windows
#define fseeko _fseeki64
#define ftello _ftelli64
#define atoll _atoi64
#define stat64 _stat64
#define fstat64 _fstat64
#define fileno _fileno
#ifndef _XBOX
#if _M_IX86
#define Crash() {__asm int 3}
#else
extern "C" {
__declspec(dllimport) void __stdcall DebugBreak(void);
}
#define Crash() {DebugBreak();}
#endif // M_IX86
#else
#define Crash() {DebugBreak();}
#endif // _XBOX ndef
#endif // WIN32 ndef
// Generic function to get last error message.
// Call directly after the command or use the error num.
// This function might change the error code.
// Defined in Misc.cpp.
const char* GetLastErrorMsg();