beetle-lynx-libretro/mednafen/mednafen-types.h
2013-02-23 11:25:17 +01:00

202 lines
4.0 KiB
C

#ifndef __MDFN_TYPES
#define __MDFN_TYPES
// Make sure this file is included BEFORE a few common standard C header files(stdio.h, errno.h, math.h, AND OTHERS, but this is not an exhaustive check, nor
// should it be), so that any defines in config.h that change header file behavior will work properly.
#if defined(EOF) || defined(EACCES) || defined(F_LOCK) || defined(NULL) || defined(O_APPEND) || defined(M_LOG2E)
#error "Wrong include order for types.h"
#endif
// Yes, yes, I know: There's a better place for including config.h than here, but I'm tired, and this should work fine. :b
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <assert.h>
#include <inttypes.h>
#if HAVE_MKDIR
#if MKDIR_TAKES_ONE_ARG
#define MDFN_mkdir(a, b) mkdir(a)
#else
#define MDFN_mkdir(a, b) mkdir(a, b)
#endif
#else
#if HAVE__MKDIR
/* Plain Win32 */
#define MDFN_mkdir(a, b) _mkdir(a)
#else
#error "Don't know how to create a directory on this system."
#endif
#endif
typedef int8_t int8;
typedef int16_t int16;
typedef int32_t int32;
typedef int64_t int64;
typedef uint8_t uint8;
typedef uint16_t uint16;
typedef uint32_t uint32;
typedef uint64_t uint64;
#if !defined(HAVE_NATIVE64BIT) && SIZEOF_VOID_P >= 8
#define HAVE_NATIVE64BIT 1
#endif
#ifdef __GNUC__
#define MDFN_MAKE_GCCV(maj,min,pl) (((maj)*100*100) + ((min) * 100) + (pl))
#define MDFN_GCC_VERSION MDFN_MAKE_GCCV(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__)
#define INLINE inline __attribute__((always_inline))
#define NO_INLINE __attribute__((noinline))
#if defined(__386__) || defined(__i386__) || defined(__i386) || defined(_M_IX86) || defined(_M_I386)
#define MDFN_FASTCALL __attribute__((fastcall))
#else
#define MDFN_FASTCALL
#endif
#define MDFN_ALIGN(n) __attribute__ ((aligned (n)))
#define MDFN_FORMATSTR(a,b,c) __attribute__ ((format (a, b, c)));
#define MDFN_WARN_UNUSED_RESULT __attribute__ ((warn_unused_result))
#define MDFN_NOWARN_UNUSED __attribute__((unused))
#define MDFN_UNLIKELY(n) __builtin_expect((n) != 0, 0)
#define MDFN_LIKELY(n) __builtin_expect((n) != 0, 1)
#if MDFN_GCC_VERSION >= MDFN_MAKE_GCCV(4,3,0)
#define MDFN_COLD __attribute__((cold))
#else
#define MDFN_COLD
#endif
#undef MDFN_MAKE_GCCV
#undef MDFN_GCC_VERSION
#elif defined(_MSC_VER)
#warning "Compiling with MSVC, untested"
#define INLINE __forceinline
#define NO_INLINE __declspec(noinline)
#define MDFN_FASTCALL __fastcall
#define MDFN_ALIGN(n) __declspec(align(n))
#define MDFN_FORMATSTR(a,b,c)
#define MDFN_WARN_UNUSED_RESULT
#define MDFN_NOWARN_UNUSED
#define MDFN_UNLIKELY(n) ((n) != 0)
#define MDFN_LIKELY(n) ((n) != 0)
#define MDFN_COLD
#else
#error "Not compiling with GCC nor MSVC"
#define INLINE inline
#define NO_INLINE
#define MDFN_FASTCALL
#define MDFN_ALIGN(n) // hence the #error.
#define MDFN_FORMATSTR(a,b,c)
#define MDFN_WARN_UNUSED_RESULT
#define MDFN_NOWARN_UNUSED
#define MDFN_UNLIKELY(n) ((n) != 0)
#define MDFN_LIKELY(n) ((n) != 0)
#define MDFN_COLD
#endif
typedef struct
{
union
{
struct
{
#ifdef MSB_FIRST
uint8 High;
uint8 Low;
#else
uint8 Low;
uint8 High;
#endif
} Union8;
uint16 Val16;
};
} Uuint16;
typedef struct
{
union
{
struct
{
#ifdef MSB_FIRST
Uuint16 High;
Uuint16 Low;
#else
Uuint16 Low;
Uuint16 High;
#endif
} Union16;
uint32 Val32;
};
} Uuint32;
#if PSS_STYLE==2
#define PSS "\\"
#define MDFN_PS '\\'
#elif PSS_STYLE==1
#define PSS "/"
#define MDFN_PS '/'
#elif PSS_STYLE==3
#define PSS "\\"
#define MDFN_PS '\\'
#elif PSS_STYLE==4
#define PSS ":"
#define MDFN_PS ':'
#endif
typedef uint32 UTF32; /* at least 32 bits */
typedef uint16 UTF16; /* at least 16 bits */
typedef uint8 UTF8; /* typically 8 bits */
typedef unsigned char Boolean; /* 0 or 1 */
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif
#undef require
#define require( expr ) assert( expr )
#if !defined(MSB_FIRST) && !defined(LSB_FIRST)
#error "Define MSB_FIRST or LSB_FIRST!"
#endif
#include "error.h"
#endif