264 lines
7.9 KiB
C
264 lines
7.9 KiB
C
/*
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* stdint.h
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*
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* Integer type definitions, as prescribed by ISO-C9x Section 7.18
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* Based on ISO/IEC SC22/WG14 9899 Committee draft (SC22 N2794)
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*
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* $Id: stdint.h,v 0e4f78dbc1ba 2016/06/17 14:16:01 keithmarshall $
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*
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* Written by Danny Smith <danny_r_smith_2001@yahoo.co.nz>
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* Copyright (C) 2000-2002, 2004, 2005, 2007, 2009, 2016, MinGW.org Project.
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*
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice, this permission notice, and the following
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* disclaimer shall be included in all copies or substantial portions of
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* the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OF OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef _STDINT_H
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#pragma GCC system_header
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/* To support selective definition of just intptr_t or uintptr_t,
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* we defer definition of the normal multiple inclusion guard macro,
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* until we've determined that neither selection is active.
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*/
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#if ! defined __need_intptr_t && ! defined __need_uintptr_t
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#define _STDINT_H
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/* All MinGW system headers are expected to include <_mingw.h>;
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* ensure that we have done so.
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*/
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#include <_mingw.h>
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/* We need to duplicate the definitions of wint_t and wchar_t, as
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* they are defined in <stddef.h>; get them, by selective inclusion
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* from that header itself.
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*/
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#define __need_wint_t
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#define __need_wchar_t
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#include <stddef.h>
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/* 7.18.1.1 Exact-width integer types.
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*/
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typedef signed char int8_t;
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typedef unsigned char uint8_t;
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typedef short int16_t;
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typedef unsigned short uint16_t;
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typedef int int32_t;
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typedef unsigned uint32_t;
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typedef long long int64_t;
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typedef unsigned long long uint64_t;
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/* 7.18.1.2 Minimum-width integer types.
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*/
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typedef signed char int_least8_t;
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typedef unsigned char uint_least8_t;
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typedef short int_least16_t;
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typedef unsigned short uint_least16_t;
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typedef int int_least32_t;
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typedef unsigned uint_least32_t;
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typedef long long int_least64_t;
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typedef unsigned long long uint_least64_t;
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/* 7.18.1.3 Fastest minimum-width integer types
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* Not actually guaranteed to be fastest for all purposes
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* Here we use the exact-width types for 8 and 16-bit ints.
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*/
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typedef signed char int_fast8_t;
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typedef unsigned char uint_fast8_t;
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typedef short int_fast16_t;
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typedef unsigned short uint_fast16_t;
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typedef int int_fast32_t;
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typedef unsigned int uint_fast32_t;
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typedef long long int_fast64_t;
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typedef unsigned long long uint_fast64_t;
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/* We actually DO need both selections, which had to be omitted
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* to get us into this conditional block; force them!
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*/
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#define __need_intptr_t
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#define __need_uintptr_t
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#endif /* !__need_intptr_t && !__need_uintptr_t */
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/* 7.18.1.4 Integer types capable of holding object pointers.
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*/
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#if defined __need_intptr_t && ! defined __intptr_t
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#define __intptr_t __intptr_t
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#ifdef _WIN64
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typedef __int64 __intptr_t;
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#else
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typedef int __intptr_t;
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#endif
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typedef __intptr_t intptr_t;
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#endif /* __need_intptr_t */
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#undef __need_intptr_t
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#if defined __need_uintptr_t && ! defined __uintptr_t
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#define __uintptr_t __uintptr_t
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#ifdef _WIN64
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typedef unsigned __int64 __uintptr_t;
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#else
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typedef unsigned int __uintptr_t;
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#endif
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typedef __uintptr_t uintptr_t;
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#endif /* __need_uintptr_t */
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#undef __need_uintptr_t
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#ifdef _STDINT_H
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/* 7.18.1.5 Greatest-width integer types.
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*/
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typedef long long intmax_t;
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typedef unsigned long long uintmax_t;
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/* 7.18.2 Limits of specified-width integer types.
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* (always defined in C, but C++ needs __STDC_LIMIT_MACROS)
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*/
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#if ! defined __cplusplus || defined __STDC_LIMIT_MACROS
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/* 7.18.2.1 Limits of exact-width integer types.
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*/
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#define INT8_MIN (-128)
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#define INT16_MIN (-32768)
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#define INT32_MIN (-2147483647 - 1)
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#define INT64_MIN (-9223372036854775807LL - 1)
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#define INT8_MAX 127
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#define INT16_MAX 32767
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#define INT32_MAX 2147483647
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#define INT64_MAX 9223372036854775807LL
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#define UINT8_MAX 0xffU /* 255U */
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#define UINT16_MAX 0xffffU /* 65535U */
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#define UINT32_MAX 0xffffffffUL /* 4294967295U */
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#define UINT64_MAX 0xffffffffffffffffULL /* 18446744073709551615ULL */
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/* 7.18.2.2 Limits of minimum-width integer types.
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*/
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#define INT_LEAST8_MIN INT8_MIN
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#define INT_LEAST16_MIN INT16_MIN
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#define INT_LEAST32_MIN INT32_MIN
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#define INT_LEAST64_MIN INT64_MIN
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#define INT_LEAST8_MAX INT8_MAX
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#define INT_LEAST16_MAX INT16_MAX
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#define INT_LEAST32_MAX INT32_MAX
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#define INT_LEAST64_MAX INT64_MAX
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#define UINT_LEAST8_MAX UINT8_MAX
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#define UINT_LEAST16_MAX UINT16_MAX
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#define UINT_LEAST32_MAX UINT32_MAX
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#define UINT_LEAST64_MAX UINT64_MAX
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/* 7.18.2.3 Limits of fastest minimum-width integer types.
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*/
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#define INT_FAST8_MIN INT8_MIN
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#define INT_FAST16_MIN INT16_MIN
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#define INT_FAST32_MIN INT32_MIN
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#define INT_FAST64_MIN INT64_MIN
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#define INT_FAST8_MAX INT8_MAX
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#define INT_FAST16_MAX INT16_MAX
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#define INT_FAST32_MAX INT32_MAX
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#define INT_FAST64_MAX INT64_MAX
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#define UINT_FAST8_MAX UINT8_MAX
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#define UINT_FAST16_MAX UINT16_MAX
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#define UINT_FAST32_MAX UINT32_MAX
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#define UINT_FAST64_MAX UINT64_MAX
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/* 7.18.2.4 Limits of integer types capable of holding object pointers.
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*/
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#ifdef _WIN64
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# define INTPTR_MIN INT64_MIN
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# define INTPTR_MAX INT64_MAX
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# define UINTPTR_MAX UINT64_MAX
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#else
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# define INTPTR_MIN INT32_MIN
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# define INTPTR_MAX INT32_MAX
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# define UINTPTR_MAX UINT32_MAX
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#endif
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/* 7.18.2.5 Limits of greatest-width integer types.
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*/
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#define INTMAX_MIN INT64_MIN
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#define INTMAX_MAX INT64_MAX
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#define UINTMAX_MAX UINT64_MAX
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/* 7.18.3 Limits of other integer types.
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*/
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#define PTRDIFF_MIN INTPTR_MIN
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#define PTRDIFF_MAX INTPTR_MAX
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#define SIG_ATOMIC_MIN INTPTR_MIN
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#define SIG_ATOMIC_MAX INTPTR_MAX
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#define SIZE_MAX UINTPTR_MAX
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/* The following pair are also defined in <wchar.h>, but leave them
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* unguarded, so that the compiler may check for consistency.
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*/
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#define WCHAR_MIN 0
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#define WCHAR_MAX 0xffff /* UINT16_MAX */
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/* wint_t is unsigned short for compatibility with MS runtime
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*/
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#define WINT_MIN 0
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#define WINT_MAX 0xffff /* UINT16_MAX */
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#endif /* !__cplusplus || __STDC_LIMIT_MACROS */
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/* 7.18.4 Macros for integer constants.
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* (always defined in C, but C++ needs __STDC_CONSTANT_MACROS)
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*/
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#if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS
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/* 7.18.4.1 Macros for minimum-width integer constants
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*
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* According to Douglas Gwyn <gwyn@arl.mil>:
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* "This spec was changed in ISO/IEC 9899:1999 TC1; in ISO/IEC
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* 9899:1999 as initially published, the expansion was required
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* to be an integer constant of precisely matching type, which
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* is impossible to accomplish for the shorter types on most
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* platforms, because C99 provides no standard way to designate
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* an integer constant with width less than that of type int.
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* TC1 changed this to require just an integer constant
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* EXPRESSION with PROMOTED type".
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*/
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#define INT8_C(val) val
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#define UINT8_C(val) val
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#define INT16_C(val) val
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#define UINT16_C(val) val
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#define INT32_C(val) val
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#define UINT32_C(val) val##U
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#define INT64_C(val) val##LL
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#define UINT64_C(val) val##ULL
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/* 7.18.4.2 Macros for greatest-width integer constants.
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*/
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#define INTMAX_C(val) INT64_C(val)
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#define UINTMAX_C(val) UINT64_C(val)
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#endif /* !__cplusplus || __STDC_CONSTANT_MACROS */
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#endif /* _STDINT_H */
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#endif /* !_STDINT_H: $RCSfile: stdint.h,v $: end of file */
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