port.h

著名SFC模拟器Snes9x的源代码。

/*
 * Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
 *
 * (c) Copyright 1996 - 2001 Gary Henderson ([e-mail]) and
 *                           Jerremy Koot ([e-mail])
 *
 * Super FX C emulator code 
 * (c) Copyright 1997 - 1999 Ivar ([e-mail]) and
 *                           Gary Henderson.
 * Super FX assembler emulator code (c) Copyright 1998 zsKnight and _Demo_.
 *
 * DSP1 emulator code (c) Copyright 1998 Ivar, _Demo_ and Gary Henderson.
 * C4 asm and some C emulation code (c) Copyright 2000 zsKnight and _Demo_.
 * C4 C code (c) Copyright 2001 Gary Henderson ([e-mail]).
 *
 * DOS port code contains the works of other authors. See headers in
 * individual files.
 *
 * Snes9x homepage: www.snes9x.com
 *
 * Permission to use, copy, modify and distribute Snes9x in both binary and
 * source form, for non-commercial purposes, is hereby granted without fee,
 * providing that this license information and copyright notice appear with
 * all copies and any derived work.
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event shall the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Snes9x is freeware for PERSONAL USE only. Commercial users should
 * seek permission of the copyright holders first. Commercial use includes
 * charging money for Snes9x or software derived from Snes9x.
 *
 * The copyright holders request that bug fixes and improvements to the code
 * should be forwarded to them so everyone can benefit from the modifications
 * in future versions.
 *
 * Super NES and Super Nintendo Entertainment System are trademarks of
 * Nintendo Co., Limited and its subsidiary companies.
 */
#ifndef _PORT_H_
#define _PORT_H_

#include <limits.h>

#ifndef STORM
#include <memory.h>
#include <string.h>
#else
#include strings.h>
#include <clib/powerpc_protos.h>
#endif

#include <sys/types.h>

//#define PIXEL_FORMAT RGB565
#define GFX_MULTI_FORMAT

#if defined(TARGET_OS_MAC) && TARGET_OS_MAC

#include "zlib.h"
#define ZLIB
#define EXECUTE_SUPERFX_PER_LINE
#define SOUND
#define VAR_CYCLES
#define CPU_SHUTDOWN
#define SPC700_SHUTDOWN
#define PIXEL_FORMAT RGB555
#define CHECK_SOUND()
#define M_PI 3.14159265359
#undef  _MAX_PATH

#undef DEBUGGER // Apple Universal Headers sometimes #define DEBUGGER
#undef GFX_MULTI_FORMAT

int    strncasecmp(const char *s1, const char *s2, unsigned n);
int    strcasecmp(const char *s1, const char *s2 );

#endif

#ifndef snes9x_types_defined
#define snes9x_types_defined
typedef unsigned char uint8;
typedef unsigned short uint16;
typedef unsigned int uint32;
typedef unsigned char bool8;
typedef signed char int8;
typedef short int16;
#ifndef __WIN32__
typedef int int32;
typedef long long int64;
#else
#ifndef WSAAPI
// winsock2.h typedefs int32 as well.
typedef long int32;
#endif

typedef __int64 int64;
#endif
#endif

#include "pixform.h"

#ifndef TRUE
#define TRUE 1
#endif

#ifndef FALSE
#define FALSE 0
#endif

#ifdef STORM
#define EXTERN_C
#define START_EXTERN_C
#define END_EXTERN_C
#else
#if defined(__cplusplus) || defined(c_plusplus)
#define EXTERN_C extern "C"
#define START_EXTERN_C extern "C" {
#define END_EXTERN_C }
#else
#define EXTERN_C extern
#define START_EXTERN_C
#define END_EXTERN_C
#endif
#endif

#ifndef __WIN32__

#ifndef PATH_MAX
#define PATH_MAX 1024
#endif

#define _MAX_DIR PATH_MAX
#define _MAX_DRIVE 1
#define _MAX_FNAME PATH_MAX
#define _MAX_EXT PATH_MAX
#define _MAX_PATH PATH_MAX

#define ZeroMemory(a,b) memset((a),0,(b))

void _makepath (char *path, const char *drive, const char *dir,
		const char *fname, const char *ext);
void _splitpath (const char *path, char *drive, char *dir, char *fname,
		 char *ext);
#else // __WIN32__
#define strcasecmp stricmp
#define strncasecmp strnicmp
#endif

EXTERN_C void S9xGenerateSound ();

#ifdef STORM
EXTERN_C int soundsignal;
EXTERN_C void MixSound(void);
//Yes, CHECK_SOUND is getting defined correctly!
#define CHECK_SOUND if (Settings.APUEnabled) if(SetSignalPPC(0L, soundsignal) & soundsignal) MixSound
#else
#define CHECK_SOUND()
#endif

#ifdef __DJGPP
#define SLASH_STR "\\"
#define SLASH_CHAR '\\'
#else
#define SLASH_STR "/"
#define SLASH_CHAR '/'
#endif

#ifdef __linux
typedef void (*SignalHandler)(int);
#define SIG_PF SignalHandler
#endif

#if defined(__i386__) || defined(__i486__) || defined(__i586__) || \
    defined(__WIN32__) || defined(__alpha__)
#define LSB_FIRST
#define FAST_LSB_WORD_ACCESS
#else
#define MSB_FIRST
#endif

#ifdef __sun
#define TITLE "Snes9X: Solaris"
#endif

#ifdef __linux
#define TITLE "Snes9X: Linux"
#endif

#ifndef TITLE
#define TITLE "Snes9x"
#endif

#ifdef STORM
#define STATIC
#define strncasecmp strnicmp
#else
#define STATIC static
#endif

#endif