snes9x/libretro/libretro-common/include/compat/msvc/stdint.h

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2018-05-25 21:56:02 +00:00
/* ISO C9x compliant stdint.h for Microsoft Visual Studio
* Based on ISO/IEC 9899:TC2 Committee draft (May 6, 2005) WG14/N1124
*
* Copyright (c) 2006-2008 Alexander Chemeris
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. The name of the author may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __RARCH_STDINT_H
#define __RARCH_STDINT_H
#if _MSC_VER && (_MSC_VER < 1600)
/* Pre-MSVC 2010 needs an implementation of stdint.h. */
#if _MSC_VER > 1000
#pragma once
#endif
#include <limits.h>
/* For Visual Studio 6 in C++ mode and for many Visual Studio versions when
* compiling for ARM we should wrap <wchar.h> include with 'extern "C++" {}'
* or compiler give many errors like this:
*
* error C2733: second C linkage of overloaded function 'wmemchr' not allowed
*/
#ifdef __cplusplus
extern "C" {
#endif
# include <wchar.h>
#ifdef __cplusplus
}
#endif
/* Define _W64 macros to mark types changing their size, like intptr_t. */
#ifndef _W64
# if !defined(__midl) && (defined(_X86_) || defined(_M_IX86)) && _MSC_VER >= 1300
# define _W64 __w64
# else
# define _W64
# endif
#endif
/* 7.18.1 Integer types. */
/* 7.18.1.1 Exact-width integer types. */
/* Visual Studio 6 and Embedded Visual C++ 4 doesn't
* realize that, e.g. char has the same size as __int8
* so we give up on __intX for them.
*/
#if (_MSC_VER < 1300)
typedef signed char int8_t;
typedef signed short int16_t;
typedef signed int int32_t;
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned int uint32_t;
#else
typedef signed __int8 int8_t;
typedef signed __int16 int16_t;
typedef signed __int32 int32_t;
typedef unsigned __int8 uint8_t;
typedef unsigned __int16 uint16_t;
typedef unsigned __int32 uint32_t;
#endif
typedef signed __int64 int64_t;
typedef unsigned __int64 uint64_t;
/* 7.18.1.2 Minimum-width integer types. */
typedef int8_t int_least8_t;
typedef int16_t int_least16_t;
typedef int32_t int_least32_t;
typedef int64_t int_least64_t;
typedef uint8_t uint_least8_t;
typedef uint16_t uint_least16_t;
typedef uint32_t uint_least32_t;
typedef uint64_t uint_least64_t;
/* 7.18.1.3 Fastest minimum-width integer types. */
typedef int8_t int_fast8_t;
typedef int16_t int_fast16_t;
typedef int32_t int_fast32_t;
typedef int64_t int_fast64_t;
typedef uint8_t uint_fast8_t;
typedef uint16_t uint_fast16_t;
typedef uint32_t uint_fast32_t;
typedef uint64_t uint_fast64_t;
/* 7.18.1.4 Integer types capable of holding object pointers. */
#ifdef _WIN64 /* [ */
typedef signed __int64 intptr_t;
typedef unsigned __int64 uintptr_t;
#else /* _WIN64 ][ */
typedef _W64 signed int intptr_t;
typedef _W64 unsigned int uintptr_t;
#endif /* _WIN64 ] */
/* 7.18.1.5 Greatest-width integer types. */
typedef int64_t intmax_t;
typedef uint64_t uintmax_t;
/* 7.18.2 Limits of specified-width integer types. */
#if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
/* [ See footnote 220 at page 257 and footnote 221 at page 259. */
/* 7.18.2.1 Limits of exact-width integer types. */
#define INT8_MIN ((int8_t)_I8_MIN)
#define INT8_MAX _I8_MAX
#define INT16_MIN ((int16_t)_I16_MIN)
#define INT16_MAX _I16_MAX
#define INT32_MIN ((int32_t)_I32_MIN)
#define INT32_MAX _I32_MAX
#define INT64_MIN ((int64_t)_I64_MIN)
#define INT64_MAX _I64_MAX
#define UINT8_MAX _UI8_MAX
#define UINT16_MAX _UI16_MAX
#define UINT32_MAX _UI32_MAX
#define UINT64_MAX _UI64_MAX
/* 7.18.2.2 Limits of minimum-width integer types. */
#define INT_LEAST8_MIN INT8_MIN
#define INT_LEAST8_MAX INT8_MAX
#define INT_LEAST16_MIN INT16_MIN
#define INT_LEAST16_MAX INT16_MAX
#define INT_LEAST32_MIN INT32_MIN
#define INT_LEAST32_MAX INT32_MAX
#define INT_LEAST64_MIN INT64_MIN
#define INT_LEAST64_MAX INT64_MAX
#define UINT_LEAST8_MAX UINT8_MAX
#define UINT_LEAST16_MAX UINT16_MAX
#define UINT_LEAST32_MAX UINT32_MAX
#define UINT_LEAST64_MAX UINT64_MAX
/* 7.18.2.3 Limits of fastest minimum-width integer types. */
#define INT_FAST8_MIN INT8_MIN
#define INT_FAST8_MAX INT8_MAX
#define INT_FAST16_MIN INT16_MIN
#define INT_FAST16_MAX INT16_MAX
#define INT_FAST32_MIN INT32_MIN
#define INT_FAST32_MAX INT32_MAX
#define INT_FAST64_MIN INT64_MIN
#define INT_FAST64_MAX INT64_MAX
#define UINT_FAST8_MAX UINT8_MAX
#define UINT_FAST16_MAX UINT16_MAX
#define UINT_FAST32_MAX UINT32_MAX
#define UINT_FAST64_MAX UINT64_MAX
/* 7.18.2.4 Limits of integer types capable of holding object pointers. */
#ifdef _WIN64 /* [ */
# define INTPTR_MIN INT64_MIN
# define INTPTR_MAX INT64_MAX
# define UINTPTR_MAX UINT64_MAX
#else /* _WIN64 ][ */
# define INTPTR_MIN INT32_MIN
# define INTPTR_MAX INT32_MAX
# define UINTPTR_MAX UINT32_MAX
#endif /* _WIN64 ] */
/* 7.18.2.5 Limits of greatest-width integer types */
#define INTMAX_MIN INT64_MIN
#define INTMAX_MAX INT64_MAX
#define UINTMAX_MAX UINT64_MAX
/* 7.18.3 Limits of other integer types */
#ifdef _WIN64 /* [ */
# define PTRDIFF_MIN _I64_MIN
# define PTRDIFF_MAX _I64_MAX
#else /* _WIN64 ][ */
# define PTRDIFF_MIN _I32_MIN
# define PTRDIFF_MAX _I32_MAX
#endif /* _WIN64 ] */
#define SIG_ATOMIC_MIN INT_MIN
#define SIG_ATOMIC_MAX INT_MAX
#ifndef SIZE_MAX /* [ */
# ifdef _WIN64 /* [ */
# define SIZE_MAX _UI64_MAX
# else /* _WIN64 ][ */
# define SIZE_MAX _UI32_MAX
# endif /* _WIN64 ] */
#endif /* SIZE_MAX ] */
/* WCHAR_MIN and WCHAR_MAX are also defined in <wchar.h> */
#ifndef WCHAR_MIN /* [ */
# define WCHAR_MIN 0
#endif /* WCHAR_MIN ] */
#ifndef WCHAR_MAX // [
# define WCHAR_MAX _UI16_MAX
#endif /* WCHAR_MAX ] */
#define WINT_MIN 0
#define WINT_MAX _UI16_MAX
#endif /* __STDC_LIMIT_MACROS ] */
/* 7.18.4 Limits of other integer types */
#if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS)
/* [ See footnote 224 at page 260 */
/* 7.18.4.1 Macros for minimum-width integer constants */
#define INT8_C(val) val##i8
#define INT16_C(val) val##i16
#define INT32_C(val) val##i32
#define INT64_C(val) val##i64
#define UINT8_C(val) val##ui8
#define UINT16_C(val) val##ui16
#define UINT32_C(val) val##ui32
#define UINT64_C(val) val##ui64
/* 7.18.4.2 Macros for greatest-width integer constants */
#define INTMAX_C INT64_C
#define UINTMAX_C UINT64_C
#endif
/* __STDC_CONSTANT_MACROS ] */
#else
/* Sanity for everything else. */
#include <stdint.h>
#endif
#endif