/* Copyright (C) 2001-2002, 2004-2006 Free Software Foundation, Inc.
- Written by Bruno Haible, Sam Steingold, Peter Burwood.
+ Written by Paul Eggert, Bruno Haible, Sam Steingold, Peter Burwood.
This file is part of gnulib.
This program is free software; you can redistribute it and/or modify
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-#ifndef _STDINT_H
-#define _STDINT_H
+#ifndef _GL_STDINT_H
+#define _GL_STDINT_H
/*
* ISO C 99 <stdint.h> for platforms that lack it.
* <http://www.opengroup.org/susv3xbd/stdint.h.html>
*/
-/* Get wchar_t, WCHAR_MIN, WCHAR_MAX. */
-#include <stddef.h>
-/* Some systems define WCHAR_MIN, WCHAR_MAX in <wchar.h>, not <stddef.h>. */
-#if !(defined(WCHAR_MIN) && defined(WCHAR_MAX)) && @HAVE_WCHAR_H@
-# include <wchar.h>
+/* Get those types that are already defined in other system include
+ files, so that we can "#define int8_t signed char" below without
+ worrying about a later system include file containing a "typedef
+ signed char int8_t;" that will get messed up by our macro. Our
+ macros should all be consistent with the system versions, except
+ for the "fast" types and macros, which we recommend against using
+ in public interfaces due to compiler differences. */
+
+#if @HAVE_STDINT_H@
+# if defined __sgi && ! defined __c99
+ /* Bypass IRIX's <stdint.h> if in C89 mode, since it merely annoys users
+ with "This header file is to be used only for c99 mode compilations"
+ diagnostics. */
+# define __STDINT_H__
+# endif
+ /* Other systems may have an incomplete or buggy <stdint.h>.
+ Include it before <inttypes.h>, since any "#include <stdint.h>"
+ in <inttypes.h> would reinclude us, skipping our contents because
+ _GL_STDINT_H is defined. */
+# include @ABSOLUTE_STDINT_H@
+#endif
+
+/* <sys/types.h> defines some of the stdint.h types as well, on glibc,
+ IRIX 6.5, and OpenBSD 3.8 (via <machine/types.h>).
+ MacOS X 10.4.6 <sys/types.h> includes <stdint.h> (which is us), but
+ relies on the system <stdint.h> definitions, so include
+ <sys/types.h> after @ABSOLUTE_STDINT_H@. */
+#if @HAVE_SYS_TYPES_H@
+# include <sys/types.h>
#endif
/* Get LONG_MIN, LONG_MAX, ULONG_MAX. */
#include <limits.h>
-/* Get those types that are already defined in other system include files. */
-#if defined(__FreeBSD__) && (__FreeBSD__ >= 3) && (__FreeBSD__ <= 4)
-# include <sys/inttypes.h>
-#endif
-#if defined(__OpenBSD__) || defined(__bsdi__) || defined(__sgi)
- /* In OpenBSD 3.8, <sys/types.h> includes <machine/types.h>, which defines
+#if @HAVE_INTTYPES_H@
+ /* In OpenBSD 3.8, <inttypes.h> includes <machine/types.h>, which defines
int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__.
- <inttypes.h> includes <machine/types.h> and also defines intptr_t and
- uintptr_t. */
- /* BSD/OS 4.2 is similar, but doesn't have <inttypes.h> */
- /* IRIX 6.5 has <inttypes.h>, and <sys/types.h> defines some of these
- types as well. */
-# include <sys/types.h>
-# if @HAVE_INTTYPES_H@
-# include @FULL_PATH_INTTYPES_H@
-# endif
+ <inttypes.h> also defines intptr_t and uintptr_t. */
+# include <inttypes.h>
+#elif @HAVE_SYS_INTTYPES_H@
+ /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and
+ the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX. */
+# include <sys/inttypes.h>
#endif
-#if defined(__linux__) && @HAVE_SYS_BITYPES_H@
+
+#if @HAVE_SYS_BITYPES_H@ && ! defined __BIT_TYPES_DEFINED__
/* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines
int{8,16,32,64}_t and __BIT_TYPES_DEFINED__. In libc5 >= 5.2.2 it is
included by <sys/types.h>. */
# include <sys/bitypes.h>
#endif
-#if defined(__sun) && @HAVE_SYS_INTTYPES_H@
- /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and
- the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX.
- But note that <sys/int_types.h> contains only the type definitions! */
-# include <sys/inttypes.h>
-#endif
-#if (defined(__hpux) || defined(_AIX)) && @HAVE_INTTYPES_H@
- /* HP-UX 10 <inttypes.h> has nearly everything, except UINT_LEAST8_MAX,
- UINT_FAST8_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */
- /* AIX 4 <inttypes.h> has nearly everything, except INTPTR_MIN, INTPTR_MAX,
- UINTPTR_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */
-# include @FULL_PATH_INTTYPES_H@
-#endif
-#if @HAVE_STDINT_H@
- /* Other systems may have an incomplete <stdint.h>. */
- /* On some versions of IRIX, the SGI C compiler comes with an <stdint.h>,
- but
- - in c99 mode, <inttypes.h> includes <stdint.h>,
- - in c89 mode, <stdint.h> spews warnings. <inttypes.h> defines only
- a subset of the types and macros that are defined in <stdint.h>.
- So we rely only on <inttypes.h> (included above). It means that in
- c89 mode, we shadow the contents of warning-spewing <stdint.h>. */
-# if !(defined(__sgi) && @HAVE_INTTYPES_H@ && !defined(_c99))
-# include @FULL_PATH_STDINT_H@
+
+#if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS
+
+/* Get WCHAR_MIN, WCHAR_MAX. */
+# if @HAVE_WCHAR_H@ && ! (defined WCHAR_MIN && defined WCHAR_MAX)
+ /* BSD/OS 4.1 has a bug: <stdio.h> and <time.h> must be included before
+ <wchar.h>. */
+# include <stdio.h>
+# include <time.h>
+# include <wchar.h>
# endif
+
#endif
+/* Minimum and maximum values for a integer type under the usual assumption.
+ Return an unspecified value if BITS == 0, adding a check to pacify
+ picky compilers. */
+
+#define _STDINT_MIN(signed, bits, zero) \
+ ((signed) ? (- ((zero) + 1) << ((bits) ? (bits) - 1 : 0)) : (zero))
+
+#define _STDINT_MAX(signed, bits, zero) \
+ ((signed) \
+ ? ~ _STDINT_MIN (signed, bits, zero) \
+ : ((((zero) + 1) << ((bits) ? (bits) - 1 : 0)) - 1) * 2 + 1)
+
/* 7.18.1.1. Exact-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. */
-#if !@HAVE_INT8_T@
-typedef signed char int8_t;
-#endif
-#if !@HAVE_UINT8_T@
-typedef unsigned char uint8_t;
-# define _UINT8_T /* avoid collision with Solaris 2.5.1 <pthread.h> */
-#endif
+#undef int8_t
+#undef uint8_t
+#define int8_t signed char
+#define uint8_t unsigned char
-#if !@HAVE_INT16_T@
-typedef short int16_t;
-#endif
-#if !@HAVE_UINT16_T@
-typedef unsigned short uint16_t;
-#endif
+#undef int16_t
+#undef uint16_t
+#define int16_t short int
+#define uint16_t unsigned short int
-#if !@HAVE_INT32_T@
-typedef int int32_t;
-#endif
-#if !@HAVE_UINT32_T@
-typedef unsigned int uint32_t;
-# define _UINT32_T /* avoid collision with Solaris 2.5.1 <pthread.h> */
-#endif
+#undef int32_t
+#undef uint32_t
+#define int32_t int
+#define uint32_t unsigned int
-#if @HAVE_INT64_T@
-# define _STDINT_H_HAVE_INT64 1
-#else
-# if @HAVE_LONG_64BIT@
-typedef long int64_t;
-# define _STDINT_H_HAVE_INT64 1
-# elif @HAVE_LONG_LONG_64BIT@
-typedef long long int64_t;
-# define _STDINT_H_HAVE_INT64 1
-# elif defined _MSC_VER
-typedef __int64 int64_t;
-# define _STDINT_H_HAVE_INT64 1
-# endif
-#endif
-#if @HAVE_UINT64_T@
-# define _STDINT_H_HAVE_UINT64 1
-#else
-# if @HAVE_LONG_64BIT@
-typedef unsigned long uint64_t;
-# define _STDINT_H_HAVE_UINT64 1
-# elif @HAVE_LONG_LONG_64BIT@
-typedef unsigned long long uint64_t;
-# define _UINT64_T /* avoid collision with Solaris 2.5.1 <pthread.h> */
-# define _STDINT_H_HAVE_UINT64 1
-# elif defined _MSC_VER
-typedef unsigned __int64 uint64_t;
-# define _STDINT_H_HAVE_UINT64 1
-# endif
+#undef int64_t
+#undef uint64_t
+#if LONG_MAX >> 31 >> 31 == 1
+# define int64_t long int
+# define uint64_t unsigned long int
+#elif defined _MSC_VER
+# define int64_t __int64
+# define uint64_t unsigned __int64
+#elif @HAVE_LONG_LONG_INT@
+# define int64_t long long int
+# define uint64_t unsigned long long int
#endif
+/* Avoid collision with Solaris 2.5.1 <pthread.h> etc. */
+#define _UINT8_T
+#define _UINT32_T
+#define _UINT64_T
+
+
/* 7.18.1.2. Minimum-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
are the same as the corresponding N_t types. */
-#if !@HAVE_INT_LEAST8_T@
-typedef int8_t int_least8_t;
-#endif
-#if !@HAVE_UINT_LEAST8_T@
-typedef uint8_t uint_least8_t;
-#endif
-
-#if !@HAVE_INT_LEAST16_T@
-typedef int16_t int_least16_t;
-#endif
-#if !@HAVE_UINT_LEAST16_T@
-typedef uint16_t uint_least16_t;
-#endif
-
-#if !@HAVE_INT_LEAST32_T@
-typedef int32_t int_least32_t;
-#endif
-#if !@HAVE_UINT_LEAST32_T@
-typedef uint32_t uint_least32_t;
-#endif
-
-#if !@HAVE_INT_LEAST64_T@ && _STDINT_H_HAVE_INT64
-typedef int64_t int_least64_t;
-#endif
-#if !@HAVE_UINT_LEAST64_T@ && _STDINT_H_HAVE_UINT64
-typedef uint64_t uint_least64_t;
+#undef int_least8_t
+#undef uint_least8_t
+#undef int_least16_t
+#undef uint_least16_t
+#undef int_least32_t
+#undef uint_least32_t
+#undef int_least64_t
+#undef uint_least64_t
+#define int_least8_t int8_t
+#define uint_least8_t uint8_t
+#define int_least16_t int16_t
+#define uint_least16_t uint16_t
+#define int_least32_t int32_t
+#define uint_least32_t uint32_t
+#ifdef int64_t
+# define int_least64_t int64_t
+# define uint_least64_t uint64_t
#endif
/* 7.18.1.3. Fastest minimum-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
- are taken from the same list of types. */
-
-/* On alpha processors, int32_t variables are slower than int64_t variables,
- due to the necessary zap instructions. */
-#if defined __alpha
-# define _STDINT_H_INT64_FASTER_THAN_INT32 1
-#endif
-
-#if !@HAVE_INT_FAST8_T@
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-typedef int64_t int_fast8_t;
-# else
-typedef int32_t int_fast8_t;
-# endif
-#endif
-#if !@HAVE_UINT_FAST8_T@
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-typedef uint64_t uint_fast8_t;
-# else
-typedef uint32_t uint_fast8_t;
-# endif
-#endif
-
-#if !@HAVE_INT_FAST16_T@
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-typedef int64_t int_fast16_t;
-# else
-typedef int32_t int_fast16_t;
-# endif
-#endif
-#if !@HAVE_UINT_FAST16_T@
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-typedef uint64_t uint_fast16_t;
-# else
-typedef uint32_t uint_fast16_t;
-# endif
-#endif
-
-#if !@HAVE_INT_FAST32_T@
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-typedef int64_t int_fast32_t;
-# else
-typedef int32_t int_fast32_t;
-# endif
-#endif
-#if !@HAVE_UINT_FAST32_T@
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-typedef uint64_t uint_fast32_t;
-# else
-typedef uint32_t uint_fast32_t;
-# endif
-#endif
-
-#if !@HAVE_INT_FAST64_T@ && _STDINT_H_HAVE_INT64
-typedef int64_t int_fast64_t;
-#endif
-#if !@HAVE_UINT_FAST64_T@ && _STDINT_H_HAVE_UINT64
-typedef uint64_t uint_fast64_t;
+ are taken from the same list of types. Assume that 'long int'
+ is fast enough for all narrower integers. */
+
+#undef int_fast8_t
+#undef uint_fast8_t
+#undef int_fast16_t
+#undef uint_fast16_t
+#undef int_fast32_t
+#undef uint_fast32_t
+#undef int_fast64_t
+#undef uint_fast64_t
+#define int_fast8_t long int
+#define uint_fast8_t unsigned int_fast8_t
+#define int_fast16_t long int
+#define uint_fast16_t unsigned int_fast16_t
+#define int_fast32_t long int
+#define uint_fast32_t unsigned int_fast32_t
+#ifdef int64_t
+# define int_fast64_t int64_t
+# define uint_fast64_t uint64_t
#endif
/* 7.18.1.4. Integer types capable of holding object pointers */
-/* On some platforms (like IRIX6 MIPS with -n32) sizeof(void*) < sizeof(long),
- but this doesn't matter here. */
-#if !@HAVE_INTPTR_T@
-typedef long intptr_t;
-#endif
-#if !@HAVE_UINTPTR_T@
-typedef unsigned long uintptr_t;
-#endif
+#undef intptr_t
+#undef uintptr_t
+#define intptr_t long int
+#define uintptr_t unsigned long int
/* 7.18.1.5. Greatest-width integer types */
/* Note: These types are compiler dependent. It may be unwise to use them in
public header files. */
-#if !@HAVE_INTMAX_T@
-# ifdef _STDINT_H_HAVE_INT64
-typedef int64_t intmax_t;
-# else
-typedef int32_t intmax_t;
-# endif
-#endif
-#if !@HAVE_UINTMAX_T@
-# ifdef _STDINT_H_HAVE_UINT64
-typedef uint64_t uintmax_t;
-# else
-typedef uint32_t uintmax_t;
-# endif
+#undef intmax_t
+#undef uintmax_t
+#if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1
+# define intmax_t long long int
+# define uintmax_t unsigned long long int
+#elif defined int64_t
+# define intmax_t int64_t
+# define uintmax_t uint64_t
+#else
+# define intmax_t long int
+# define uintmax_t unsigned long int
#endif
/* 7.18.2. Limits of specified-width integer types */
-#if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
+#if ! defined __cplusplus || defined __STDC_LIMIT_MACROS
/* 7.18.2.1. Limits of exact-width integer types */
/* Here we assume a standard architecture where the hardware integer
types have 8, 16, 32, optionally 64 bits. */
-#if @HAVE_INT8_T@
-# ifndef INT8_MIN
-# define INT8_MIN (-1 << (@BITSIZEOF_INT8_T@ - 1))
-# endif
-#else
-# define INT8_MIN -128
-#endif
-#if @HAVE_INT8_T@
-# ifndef INT8_MAX
-# define INT8_MAX (~ (-1 << (@BITSIZEOF_INT8_T@ - 1)))
-# endif
-#else
-# define INT8_MAX 127
-#endif
-#if @HAVE_UINT8_T@
-# ifndef UINT8_MAX
-# if @BITSIZEOF_UINT8_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT8_MAX (((1 << (@BITSIZEOF_UINT8_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT8_MAX (((1U << (@BITSIZEOF_UINT8_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# define UINT8_MAX 255
-#endif
-
-#if @HAVE_INT16_T@
-# ifndef INT16_MIN
-# define INT16_MIN (-1 << (@BITSIZEOF_INT16_T@ - 1))
-# endif
-#else
-# define INT16_MIN -32768
-#endif
-#if @HAVE_INT16_T@
-# ifndef INT16_MAX
-# define INT16_MAX (~ (-1 << (@BITSIZEOF_INT16_T@ - 1)))
-# endif
-#else
-# define INT16_MAX 32767
-#endif
-#if @HAVE_UINT16_T@
-# ifndef UINT16_MAX
-# if @BITSIZEOF_UINT16_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT16_MAX (((1 << (@BITSIZEOF_UINT16_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT16_MAX (((1U << (@BITSIZEOF_UINT16_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# define UINT16_MAX 65535
-#endif
-
-#if @HAVE_INT32_T@
-# ifndef INT32_MIN
-# define INT32_MIN (-1 << (@BITSIZEOF_INT32_T@ - 1))
-# endif
-#else
-# define INT32_MIN (~INT32_MAX)
-#endif
-#if @HAVE_INT32_T@
-# ifndef INT32_MAX
-# define INT32_MAX (~ (-1 << (@BITSIZEOF_INT32_T@ - 1)))
-# endif
-#else
-# define INT32_MAX 2147483647
-#endif
-#if @HAVE_UINT32_T@
-# ifndef UINT32_MAX
-# if @BITSIZEOF_UINT32_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT32_MAX (((1 << (@BITSIZEOF_UINT32_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT32_MAX (((1U << (@BITSIZEOF_UINT32_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# define UINT32_MAX 4294967295U
-#endif
-
-#if @HAVE_INT64_T@
-# ifndef INT64_MIN
-# if @HAVE_LONG_64BIT@
-# define INT64_MIN (-1L << (@BITSIZEOF_INT64_T@ - 1))
-# elif @HAVE_LONG_LONG_64BIT@
-# define INT64_MIN (-1LL << (@BITSIZEOF_INT64_T@ - 1))
-# elif defined _MSC_VER
-# define INT64_MIN (-1i64 << (@BITSIZEOF_INT64_T@ - 1))
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_INT64
-# define INT64_MIN (~INT64_MAX)
-# endif
-#endif
-#if @HAVE_INT64_T@
-# ifndef INT64_MAX
-# if @HAVE_LONG_64BIT@
-# define INT64_MAX (~ (-1L << (@BITSIZEOF_INT64_T@ - 1)))
-# elif @HAVE_LONG_LONG_64BIT@
-# define INT64_MAX (~ (-1LL << (@BITSIZEOF_INT64_T@ - 1)))
-# elif defined _MSC_VER
-# define INT64_MAX (~ (-1i64 << (@BITSIZEOF_INT64_T@ - 1)))
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_INT64
-# if @HAVE_LONG_64BIT@
-# define INT64_MAX 9223372036854775807L
-# elif @HAVE_LONG_LONG_64BIT@
-# define INT64_MAX 9223372036854775807LL
-# elif defined _MSC_VER
-# define INT64_MAX 9223372036854775807i64
-# endif
-# endif
-#endif
-#if @HAVE_UINT64_T@
-# ifndef UINT64_MAX
-# if @HAVE_LONG_64BIT@
-# define UINT64_MAX (((1UL << (@BITSIZEOF_UINT64_T@ - 1)) - 1) * 2 + 1)
-# elif @HAVE_LONG_LONG_64BIT@
-# define UINT64_MAX (((1ULL << (@BITSIZEOF_UINT64_T@ - 1)) - 1) * 2 + 1)
-# elif defined _MSC_VER
-# define UINT64_MAX (((1ui64 << (@BITSIZEOF_UINT64_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_UINT64
-# if @HAVE_LONG_64BIT@
-# define UINT64_MAX 18446744073709551615UL
-# elif @HAVE_LONG_LONG_64BIT@
-# define UINT64_MAX 18446744073709551615ULL
-# elif defined _MSC_VER
-# define UINT64_MAX 18446744073709551615ui64
-# endif
-# endif
+#undef INT8_MIN
+#undef INT8_MAX
+#undef UINT8_MAX
+#define INT8_MIN (~ INT8_MAX)
+#define INT8_MAX 127
+#define UINT8_MAX 255
+
+#undef INT16_MIN
+#undef INT16_MAX
+#undef UINT16_MAX
+#define INT16_MIN (~ INT16_MAX)
+#define INT16_MAX 32767
+#define UINT16_MAX 65535
+
+#undef INT32_MIN
+#undef INT32_MAX
+#undef UINT32_MAX
+#define INT32_MIN (~ INT32_MAX)
+#define INT32_MAX 2147483647
+#define UINT32_MAX 4294967295U
+
+#undef INT64_MIN
+#undef INT64_MAX
+#undef UINT64_MAX
+#ifdef int64_t
+# define INT64_MIN (~ INT64_MAX)
+# define INT64_MAX INTMAX_C (9223372036854775807)
+# define UINT64_MAX UINTMAX_C (18446744073709551615)
#endif
/* 7.18.2.2. Limits of minimum-width integer types */
types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
are the same as the corresponding N_t types. */
-#if @HAVE_INT_LEAST8_T@
-# ifndef INT_LEAST8_MIN
-# define INT_LEAST8_MIN (-1 << (@BITSIZEOF_INT_LEAST8_T@ - 1))
-# endif
-#else
-# define INT_LEAST8_MIN INT8_MIN
-#endif
-#if @HAVE_INT_LEAST8_T@
-# ifndef INT_LEAST8_MAX
-# define INT_LEAST8_MAX (~ (-1 << (@BITSIZEOF_INT_LEAST8_T@ - 1)))
-# endif
-#else
-# define INT_LEAST8_MAX INT8_MAX
-#endif
-#if @HAVE_UINT_LEAST8_T@
-# ifndef UINT_LEAST8_MAX
-# if @BITSIZEOF_UINT_LEAST8_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT_LEAST8_MAX (((1 << (@BITSIZEOF_UINT_LEAST8_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT_LEAST8_MAX (((1U << (@BITSIZEOF_UINT_LEAST8_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# define UINT_LEAST8_MAX UINT8_MAX
-#endif
-
-#if @HAVE_INT_LEAST16_T@
-# ifndef INT_LEAST16_MIN
-# define INT_LEAST16_MIN (-1 << (@BITSIZEOF_INT_LEAST16_T@ - 1))
-# endif
-#else
-# define INT_LEAST16_MIN INT16_MIN
-#endif
-#if @HAVE_INT_LEAST16_T@
-# ifndef INT_LEAST16_MAX
-# define INT_LEAST16_MAX (~ (-1 << (@BITSIZEOF_INT_LEAST16_T@ - 1)))
-# endif
-#else
-# define INT_LEAST16_MAX INT16_MAX
-#endif
-#if @HAVE_UINT_LEAST16_T@
-# ifndef UINT_LEAST16_MAX
-# if @BITSIZEOF_UINT_LEAST16_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT_LEAST16_MAX (((1 << (@BITSIZEOF_UINT_LEAST16_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT_LEAST16_MAX (((1U << (@BITSIZEOF_UINT_LEAST16_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# define UINT_LEAST16_MAX UINT16_MAX
-#endif
-
-#if @HAVE_INT_LEAST32_T@
-# ifndef INT_LEAST32_MIN
-# define INT_LEAST32_MIN (-1 << (@BITSIZEOF_INT_LEAST32_T@ - 1))
-# endif
-#else
-# define INT_LEAST32_MIN INT32_MIN
-#endif
-#if @HAVE_INT_LEAST32_T@
-# ifndef INT_LEAST32_MAX
-# define INT_LEAST32_MAX (~ (-1 << (@BITSIZEOF_INT_LEAST32_T@ - 1)))
-# endif
-#else
-# define INT_LEAST32_MAX INT32_MAX
-#endif
-#if @HAVE_UINT_LEAST32_T@
-# ifndef UINT_LEAST32_MAX
-# if @BITSIZEOF_UINT_LEAST32_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT_LEAST32_MAX (((1 << (@BITSIZEOF_UINT_LEAST32_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT_LEAST32_MAX (((1U << (@BITSIZEOF_UINT_LEAST32_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# define UINT_LEAST32_MAX UINT32_MAX
-#endif
-
-#if @HAVE_INT_LEAST64_T@
-# ifndef INT_LEAST64_MIN
-# if @HAVE_LONG_64BIT@
-# define INT_LEAST64_MIN (-1L << (@BITSIZEOF_INT_LEAST64_T@ - 1))
-# elif @HAVE_LONG_LONG_64BIT@
-# define INT_LEAST64_MIN (-1LL << (@BITSIZEOF_INT_LEAST64_T@ - 1))
-# elif defined _MSC_VER
-# define INT_LEAST64_MIN (-1i64 << (@BITSIZEOF_INT_LEAST64_T@ - 1))
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_INT64
-# define INT_LEAST64_MIN INT64_MIN
-# endif
-#endif
-#if @HAVE_INT_LEAST64_T@
-# ifndef INT_LEAST64_MAX
-# if @HAVE_LONG_64BIT@
-# define INT_LEAST64_MAX (~ (-1L << (@BITSIZEOF_INT_LEAST64_T@ - 1)))
-# elif @HAVE_LONG_LONG_64BIT@
-# define INT_LEAST64_MAX (~ (-1LL << (@BITSIZEOF_INT_LEAST64_T@ - 1)))
-# elif defined _MSC_VER
-# define INT_LEAST64_MAX (~ (-1i64 << (@BITSIZEOF_INT_LEAST64_T@ - 1)))
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_INT64
-# define INT_LEAST64_MAX INT64_MAX
-# endif
-#endif
-#if @HAVE_UINT_LEAST64_T@
-# ifndef UINT_LEAST64_MAX
-# if @HAVE_LONG_64BIT@
-# define UINT_LEAST64_MAX (((1UL << (@BITSIZEOF_UINT_LEAST64_T@ - 1)) - 1) * 2 + 1)
-# elif @HAVE_LONG_LONG_64BIT@
-# define UINT_LEAST64_MAX (((1ULL << (@BITSIZEOF_UINT_LEAST64_T@ - 1)) - 1) * 2 + 1)
-# elif defined _MSC_VER
-# define UINT_LEAST64_MAX (((1ui64 << (@BITSIZEOF_UINT_LEAST64_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_UINT64
-# define UINT_LEAST64_MAX UINT64_MAX
-# endif
+#undef INT_LEAST8_MIN
+#undef INT_LEAST8_MAX
+#undef UINT_LEAST8_MAX
+#define INT_LEAST8_MIN INT8_MIN
+#define INT_LEAST8_MAX INT8_MAX
+#define UINT_LEAST8_MAX UINT8_MAX
+
+#undef INT_LEAST16_MIN
+#undef INT_LEAST16_MAX
+#undef UINT_LEAST16_MAX
+#define INT_LEAST16_MIN INT16_MIN
+#define INT_LEAST16_MAX INT16_MAX
+#define UINT_LEAST16_MAX UINT16_MAX
+
+#undef INT_LEAST32_MIN
+#undef INT_LEAST32_MAX
+#undef UINT_LEAST32_MAX
+#define INT_LEAST32_MIN INT32_MIN
+#define INT_LEAST32_MAX INT32_MAX
+#define UINT_LEAST32_MAX UINT32_MAX
+
+#undef INT_LEAST64_MIN
+#undef INT_LEAST64_MAX
+#undef UINT_LEAST64_MAX
+#ifdef int64_t
+# define INT_LEAST64_MIN INT64_MIN
+# define INT_LEAST64_MAX INT64_MAX
+# define UINT_LEAST64_MAX UINT64_MAX
#endif
/* 7.18.2.3. Limits of fastest minimum-width integer types */
types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
are taken from the same list of types. */
-#if @HAVE_INT_FAST8_T@
-# ifndef INT_FAST8_MIN
-# define INT_FAST8_MIN (-1L << (@BITSIZEOF_INT_FAST8_T@ - 1))
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define INT_FAST8_MIN INT64_MIN
-# else
-# define INT_FAST8_MIN INT32_MIN
-# endif
-#endif
-#if @HAVE_INT_FAST8_T@
-# ifndef INT_FAST8_MAX
-# define INT_FAST8_MAX (~ (-1L << (@BITSIZEOF_INT_FAST8_T@ - 1)))
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define INT_FAST8_MAX INT64_MAX
-# else
-# define INT_FAST8_MAX INT32_MAX
-# endif
-#endif
-#if @HAVE_UINT_FAST8_T@
-# ifndef UINT_FAST8_MAX
-# if @BITSIZEOF_UINT_FAST8_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT_FAST8_MAX (((1 << (@BITSIZEOF_UINT_FAST8_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT_FAST8_MAX (((1UL << (@BITSIZEOF_UINT_FAST8_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define UINT_FAST8_MAX UINT64_MAX
-# else
-# define UINT_FAST8_MAX UINT32_MAX
-# endif
-#endif
-
-#if @HAVE_INT_FAST16_T@
-# ifndef INT_FAST16_MIN
-# define INT_FAST16_MIN (-1L << (@BITSIZEOF_INT_FAST16_T@ - 1))
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define INT_FAST16_MIN INT64_MIN
-# else
-# define INT_FAST16_MIN INT32_MIN
-# endif
-#endif
-#if @HAVE_INT_FAST16_T@
-# ifndef INT_FAST16_MAX
-# define INT_FAST16_MAX (~ (-1L << (@BITSIZEOF_INT_FAST16_T@ - 1)))
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define INT_FAST16_MAX INT64_MAX
-# else
-# define INT_FAST16_MAX INT32_MAX
-# endif
-#endif
-#if @HAVE_UINT_FAST16_T@
-# ifndef UINT_FAST16_MAX
-# if @BITSIZEOF_UINT_FAST16_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT_FAST16_MAX (((1 << (@BITSIZEOF_UINT_FAST16_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT_FAST16_MAX (((1UL << (@BITSIZEOF_UINT_FAST16_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define UINT_FAST16_MAX UINT64_MAX
-# else
-# define UINT_FAST16_MAX UINT32_MAX
-# endif
-#endif
-
-#if @HAVE_INT_FAST32_T@
-# ifndef INT_FAST32_MIN
-# define INT_FAST32_MIN (-1L << (@BITSIZEOF_INT_FAST32_T@ - 1))
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define INT_FAST32_MIN INT64_MIN
-# else
-# define INT_FAST32_MIN INT32_MIN
-# endif
-#endif
-#if @HAVE_INT_FAST32_T@
-# ifndef INT_FAST32_MAX
-# define INT_FAST32_MAX (~ (-1L << (@BITSIZEOF_INT_FAST32_T@ - 1)))
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define INT_FAST32_MAX INT64_MAX
-# else
-# define INT_FAST32_MAX INT32_MAX
-# endif
-#endif
-#if @HAVE_UINT_FAST32_T@
-# ifndef UINT_FAST32_MAX
-# if @BITSIZEOF_UINT_FAST32_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT_FAST32_MAX (((1 << (@BITSIZEOF_UINT_FAST32_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINT_FAST32_MAX (((1UL << (@BITSIZEOF_UINT_FAST32_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# if _STDINT_H_INT64_FASTER_THAN_INT32
-# define UINT_FAST32_MAX UINT64_MAX
-# else
-# define UINT_FAST32_MAX UINT32_MAX
-# endif
-#endif
-
-#if @HAVE_INT_FAST64_T@
-# ifndef INT_FAST64_MIN
-# if @HAVE_LONG_64BIT@
-# define INT_FAST64_MIN (-1L << (@BITSIZEOF_INT_FAST64_T@ - 1))
-# elif @HAVE_LONG_LONG_64BIT@
-# define INT_FAST64_MIN (-1LL << (@BITSIZEOF_INT_FAST64_T@ - 1))
-# elif defined _MSC_VER
-# define INT_FAST64_MIN (-1i64 << (@BITSIZEOF_INT_FAST64_T@ - 1))
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_INT64
-# define INT_FAST64_MIN INT64_MIN
-# endif
-#endif
-#if @HAVE_INT_FAST64_T@
-# ifndef INT_FAST64_MAX
-# if @HAVE_LONG_64BIT@
-# define INT_FAST64_MAX (~ (-1L << (@BITSIZEOF_INT_FAST64_T@ - 1)))
-# elif @HAVE_LONG_LONG_64BIT@
-# define INT_FAST64_MAX (~ (-1LL << (@BITSIZEOF_INT_FAST64_T@ - 1)))
-# elif defined _MSC_VER
-# define INT_FAST64_MAX (~ (-1i64 << (@BITSIZEOF_INT_FAST64_T@ - 1)))
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_INT64
-# define INT_FAST64_MAX INT64_MAX
-# endif
-#endif
-#if @HAVE_UINT_FAST64_T@
-# ifndef UINT_FAST64_MAX
-# if @HAVE_LONG_64BIT@
-# define UINT_FAST64_MAX (((1UL << (@BITSIZEOF_UINT_FAST64_T@ - 1)) - 1) * 2 + 1)
-# elif @HAVE_LONG_LONG_64BIT@
-# define UINT_FAST64_MAX (((1ULL << (@BITSIZEOF_UINT_FAST64_T@ - 1)) - 1) * 2 + 1)
-# elif defined _MSC_VER
-# define UINT_FAST64_MAX (((1ui64 << (@BITSIZEOF_UINT_FAST64_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_UINT64
-# define UINT_FAST64_MAX UINT64_MAX
-# endif
+#undef INT_FAST8_MIN
+#undef INT_FAST8_MAX
+#undef UINT_FAST8_MAX
+#define INT_FAST8_MIN LONG_MIN
+#define INT_FAST8_MAX LONG_MAX
+#define UINT_FAST8_MAX ULONG_MAX
+
+#undef INT_FAST16_MIN
+#undef INT_FAST16_MAX
+#undef UINT_FAST16_MAX
+#define INT_FAST16_MIN LONG_MIN
+#define INT_FAST16_MAX LONG_MAX
+#define UINT_FAST16_MAX ULONG_MAX
+
+#undef INT_FAST32_MIN
+#undef INT_FAST32_MAX
+#undef UINT_FAST32_MAX
+#define INT_FAST32_MIN LONG_MIN
+#define INT_FAST32_MAX LONG_MAX
+#define UINT_FAST32_MAX ULONG_MAX
+
+#undef INT_FAST64_MIN
+#undef INT_FAST64_MAX
+#undef UINT_FAST64_MAX
+#ifdef int64_t
+# define INT_FAST64_MIN INT64_MIN
+# define INT_FAST64_MAX INT64_MAX
+# define UINT_FAST64_MAX UINT64_MAX
#endif
/* 7.18.2.4. Limits of integer types capable of holding object pointers */
-#if @HAVE_INTPTR_T@
-# ifndef INTPTR_MIN
-# if @BITSIZEOF_INTPTR_T@ > @BITSIZEOF_LONG@
-# define INTPTR_MIN (-1LL << (@BITSIZEOF_INTPTR_T@ - 1))
-# else
-# define INTPTR_MIN (-1L << (@BITSIZEOF_INTPTR_T@ - 1))
-# endif
-# endif
-#else
-# define INTPTR_MIN LONG_MIN
-#endif
-#if @HAVE_INTPTR_T@
-# ifndef INTPTR_MAX
-# if @BITSIZEOF_INTPTR_T@ > @BITSIZEOF_LONG@
-# define INTPTR_MAX (~ (-1LL << (@BITSIZEOF_INTPTR_T@ - 1)))
-# else
-# define INTPTR_MAX (~ (-1L << (@BITSIZEOF_INTPTR_T@ - 1)))
-# endif
-# endif
-#else
-# define INTPTR_MAX LONG_MAX
-#endif
-#if @HAVE_UINTPTR_T@
-# ifndef UINTPTR_MAX
-# if @BITSIZEOF_UINTPTR_T@ > @BITSIZEOF_UNSIGNED_LONG@
-# define UINTPTR_MAX (((1ULL << (@BITSIZEOF_UINTPTR_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINTPTR_MAX (((1UL << (@BITSIZEOF_UINTPTR_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#else
-# define UINTPTR_MAX ULONG_MAX
-#endif
+#undef INTPTR_MIN
+#undef INTPTR_MAX
+#undef UINTPTR_MAX
+#define INTPTR_MIN LONG_MIN
+#define INTPTR_MAX LONG_MAX
+#define UINTPTR_MAX ULONG_MAX
/* 7.18.2.5. Limits of greatest-width integer types */
-#if @HAVE_INTMAX_T@
-# ifndef INTMAX_MIN
-# if @BITSIZEOF_INTMAX_T@ > @BITSIZEOF_LONG@
-# define INTMAX_MIN (-1LL << (@BITSIZEOF_INTMAX_T@ - 1))
-# else
-# define INTMAX_MIN (-1L << (@BITSIZEOF_INTMAX_T@ - 1))
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_INT64
-# define INTMAX_MIN INT64_MIN
-# else
-# define INTMAX_MIN INT32_MIN
-# endif
-#endif
-#if @HAVE_INTMAX_T@
-# ifndef INTMAX_MAX
-# if @BITSIZEOF_INTMAX_T@ > @BITSIZEOF_LONG@
-# define INTMAX_MAX (~ (-1LL << (@BITSIZEOF_INTMAX_T@ - 1)))
-# else
-# define INTMAX_MAX (~ (-1L << (@BITSIZEOF_INTMAX_T@ - 1)))
-# endif
-# endif
-#else
-# ifdef _STDINT_H_HAVE_INT64
-# define INTMAX_MAX INT64_MAX
-# else
-# define INTMAX_MAX INT32_MAX
-# endif
-#endif
-#if @HAVE_UINTMAX_T@
-# ifndef UINTMAX_MAX
-# if @BITSIZEOF_UINTMAX_T@ > @BITSIZEOF_UNSIGNED_LONG@
-# define UINTMAX_MAX (((1ULL << (@BITSIZEOF_UINTMAX_T@ - 1)) - 1) * 2 + 1)
-# else
-# define UINTMAX_MAX (((1UL << (@BITSIZEOF_UINTMAX_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
+#undef INTMAX_MIN
+#undef INTMAX_MAX
+#undef UINTMAX_MAX
+#define INTMAX_MIN (~ INTMAX_MAX)
+#ifdef INT64_MAX
+# define INTMAX_MAX INT64_MAX
+# define UINTMAX_MAX UINT64_MAX
#else
-# ifdef _STDINT_H_HAVE_INT64
-# define UINTMAX_MAX UINT64_MAX
-# else
-# define UINTMAX_MAX UINT32_MAX
-# endif
+# define INTMAX_MAX INT32_MAX
+# define UINTMAX_MAX UINT32_MAX
#endif
/* 7.18.3. Limits of other integer types */
/* ptrdiff_t limits */
-#ifndef PTRDIFF_MIN
-# if @BITSIZEOF_PTRDIFF_T@ > @BITSIZEOF_LONG@ || @SAME_TYPE_PTRDIFF_T_LONG@
-# define PTRDIFF_MIN (-1L << (@BITSIZEOF_PTRDIFF_T@ - 1))
-# else
-# define PTRDIFF_MIN (-1 << (@BITSIZEOF_PTRDIFF_T@ - 1))
-# endif
-#endif
-#ifndef PTRDIFF_MAX
-# if @BITSIZEOF_PTRDIFF_T@ > @BITSIZEOF_LONG@ || @SAME_TYPE_PTRDIFF_T_LONG@
-# define PTRDIFF_MAX (~ (-1L << (@BITSIZEOF_PTRDIFF_T@ - 1)))
-# else
-# define PTRDIFF_MAX (~ (-1 << (@BITSIZEOF_PTRDIFF_T@ - 1)))
-# endif
-#endif
+#undef PTRDIFF_MIN
+#undef PTRDIFF_MAX
+#define PTRDIFF_MIN \
+ _STDINT_MIN (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
+#define PTRDIFF_MAX \
+ _STDINT_MAX (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
/* sig_atomic_t limits */
-#ifndef SIG_ATOMIC_MIN
-# if @HAVE_SIGNED_SIG_ATOMIC_T@
-# if @BITSIZEOF_SIG_ATOMIC_T@ > @BITSIZEOF_LONG@ || @SAME_TYPE_SIG_ATOMIC_T_LONG@
-# define SIG_ATOMIC_MIN (-1L << (@BITSIZEOF_SIG_ATOMIC_T@ - 1))
-# else
-# define SIG_ATOMIC_MIN (-1 << (@BITSIZEOF_SIG_ATOMIC_T@ - 1))
-# endif
-# else
-# if @BITSIZEOF_SIG_ATOMIC_T@ > @BITSIZEOF_UNSIGNED_LONG@ || @SAME_TYPE_SIG_ATOMIC_T_UNSIGNED_LONG@
-# define SIG_ATOMIC_MIN 0UL
-# elif @BITSIZEOF_SIG_ATOMIC_T@ >= @BITSIZEOF_UNSIGNED_INT@
-# define SIG_ATOMIC_MIN 0U
-# else
-# define SIG_ATOMIC_MIN 0
-# endif
-# endif
-#endif
-#ifndef SIG_ATOMIC_MAX
-# if @HAVE_SIGNED_SIG_ATOMIC_T@
-# if @BITSIZEOF_SIG_ATOMIC_T@ > @BITSIZEOF_LONG@ || @SAME_TYPE_SIG_ATOMIC_T_LONG@
-# define SIG_ATOMIC_MAX (~ (-1L << (@BITSIZEOF_SIG_ATOMIC_T@ - 1)))
-# else
-# define SIG_ATOMIC_MAX (~ (-1 << (@BITSIZEOF_SIG_ATOMIC_T@ - 1)))
-# endif
-# else
-# if @BITSIZEOF_SIG_ATOMIC_T@ > @BITSIZEOF_UNSIGNED_LONG@ || @SAME_TYPE_SIG_ATOMIC_T_UNSIGNED_LONG@
-# define SIG_ATOMIC_MAX (((1UL << (@BITSIZEOF_SIG_ATOMIC_T@ - 1)) - 1) * 2 + 1)
-# elif @BITSIZEOF_SIG_ATOMIC_T@ >= @BITSIZEOF_UNSIGNED_INT@
-# define SIG_ATOMIC_MAX (((1U << (@BITSIZEOF_SIG_ATOMIC_T@ - 1)) - 1) * 2 + 1)
-# else
-# define SIG_ATOMIC_MAX (((1 << (@BITSIZEOF_SIG_ATOMIC_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#endif
+#undef SIG_ATOMIC_MIN
+#undef SIG_ATOMIC_MAX
+#define SIG_ATOMIC_MIN \
+ _STDINT_MIN (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
+ 0@SIG_ATOMIC_T_SUFFIX@)
+#define SIG_ATOMIC_MAX \
+ _STDINT_MAX (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
+ 0@SIG_ATOMIC_T_SUFFIX@)
+
/* size_t limit */
-#ifndef SIZE_MAX /* SIZE_MAX may also be defined in config.h. */
-# if @BITSIZEOF_SIZE_T@ > @BITSIZEOF_UNSIGNED_LONG@ || @SAME_TYPE_SIZE_T_UNSIGNED_LONG@
-# define SIZE_MAX (((1UL << (@BITSIZEOF_SIZE_T@ - 1)) - 1) * 2 + 1)
-# else
-# define SIZE_MAX (((1U << (@BITSIZEOF_SIZE_T@ - 1)) - 1) * 2 + 1)
-# endif
-#endif
+#undef SIZE_MAX
+#define SIZE_MAX _STDINT_MAX (0, @BITSIZEOF_SIZE_T@, 0@SIZE_T_SUFFIX@)
-/* wchar_t limits may already be defined in <stddef.h>. */
-#ifndef WCHAR_MIN
-# if @HAVE_SIGNED_WCHAR_T@
-# if @BITSIZEOF_WCHAR_T@ > @BITSIZEOF_LONG@ || @SAME_TYPE_WCHAR_T_LONG@
-# define WCHAR_MIN (-1L << (@BITSIZEOF_WCHAR_T@ - 1))
-# else
-# define WCHAR_MIN (-1 << (@BITSIZEOF_WCHAR_T@ - 1))
-# endif
-# else
-# if @BITSIZEOF_WCHAR_T@ > @BITSIZEOF_UNSIGNED_LONG@ || @SAME_TYPE_WCHAR_T_UNSIGNED_LONG@
-# define WCHAR_MIN 0UL
-# elif @BITSIZEOF_WCHAR_T@ >= @BITSIZEOF_UNSIGNED_INT@
-# define WCHAR_MIN 0U
-# else
-# define WCHAR_MIN 0
-# endif
-# endif
-#endif
-#ifndef WCHAR_MAX
-# if @HAVE_SIGNED_WCHAR_T@
-# if @BITSIZEOF_WCHAR_T@ > @BITSIZEOF_LONG@ || @SAME_TYPE_WCHAR_T_LONG@
-# define WCHAR_MAX (~ (-1L << (@BITSIZEOF_WCHAR_T@ - 1)))
-# else
-# define WCHAR_MAX (~ (-1 << (@BITSIZEOF_WCHAR_T@ - 1)))
-# endif
-# else
-# if @BITSIZEOF_WCHAR_T@ > @BITSIZEOF_UNSIGNED_LONG@ || @SAME_TYPE_WCHAR_T_UNSIGNED_LONG@
-# define WCHAR_MAX (((1UL << (@BITSIZEOF_WCHAR_T@ - 1)) - 1) * 2 + 1)
-# elif @BITSIZEOF_WCHAR_T@ >= @BITSIZEOF_UNSIGNED_INT@
-# define WCHAR_MAX (((1U << (@BITSIZEOF_WCHAR_T@ - 1)) - 1) * 2 + 1)
-# else
-# define WCHAR_MAX (((1 << (@BITSIZEOF_WCHAR_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#endif
+/* wchar_t limits */
+#undef WCHAR_MIN
+#undef WCHAR_MAX
+#define WCHAR_MIN \
+ _STDINT_MIN (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
+#define WCHAR_MAX \
+ _STDINT_MAX (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
/* wint_t limits */
-#ifndef WINT_MIN
-# if @HAVE_SIGNED_WINT_T@
-# if @BITSIZEOF_WINT_T@ > @BITSIZEOF_LONG@ || @SAME_TYPE_WINT_T_LONG@
-# define WINT_MIN (-1L << (@BITSIZEOF_WINT_T@ - 1))
-# else
-# define WINT_MIN (-1 << (@BITSIZEOF_WINT_T@ - 1))
-# endif
-# else
-# if @BITSIZEOF_WINT_T@ > @BITSIZEOF_UNSIGNED_LONG@ || @SAME_TYPE_WINT_T_UNSIGNED_LONG@
-# define WINT_MIN 0UL
-# elif @BITSIZEOF_WINT_T@ >= @BITSIZEOF_UNSIGNED_INT@
-# define WINT_MIN 0U
-# else
-# define WINT_MIN 0
-# endif
-# endif
-#endif
-#ifndef WINT_MAX
-# if @HAVE_SIGNED_WINT_T@
-# if @BITSIZEOF_WINT_T@ > @BITSIZEOF_LONG@ || @SAME_TYPE_WINT_T_LONG@
-# define WINT_MAX (~ (-1L << (@BITSIZEOF_WINT_T@ - 1)))
-# else
-# define WINT_MAX (~ (-1 << (@BITSIZEOF_WINT_T@ - 1)))
-# endif
-# else
-# if @BITSIZEOF_WINT_T@ > @BITSIZEOF_UNSIGNED_LONG@ || @SAME_TYPE_WINT_T_UNSIGNED_LONG@
-# define WINT_MAX (((1UL << (@BITSIZEOF_WINT_T@ - 1)) - 1) * 2 + 1)
-# elif @BITSIZEOF_WINT_T@ >= @BITSIZEOF_UNSIGNED_INT@
-# define WINT_MAX (((1U << (@BITSIZEOF_WINT_T@ - 1)) - 1) * 2 + 1)
-# else
-# define WINT_MAX (((1 << (@BITSIZEOF_WINT_T@ - 1)) - 1) * 2 + 1)
-# endif
-# endif
-#endif
-
-#endif
+#undef WINT_MIN
+#undef WINT_MAX
+#define WINT_MIN \
+ _STDINT_MIN (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
+#define WINT_MAX \
+ _STDINT_MAX (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
/* 7.18.4. Macros for integer constants */
-#if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS)
-
/* 7.18.4.1. Macros for minimum-width integer constants */
/* According to ISO C 99 Technical Corrigendum 1 */
+/* Here we assume a standard architecture where the hardware integer
+ types have 8, 16, 32, optionally 64 bits, and int is 32 bits. */
+
#undef INT8_C
#undef UINT8_C
#define INT8_C(x) x
-#if @HAVE_UINT8_T@
-# if @BITSIZEOF_UINT8_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT8_C(x) x
-# else
-# define UINT8_C(x) x##U
-# endif
-#else
-# define UINT8_C(x) x
-#endif
+#define UINT8_C(x) x
#undef INT16_C
#undef UINT16_C
#define INT16_C(x) x
-#if @HAVE_UINT16_T@
-# if @BITSIZEOF_UINT16_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT16_C(x) x
-# else
-# define UINT16_C(x) x##U
-# endif
-#else
-# define UINT16_C(x) x
-#endif
+#define UINT16_C(x) x
#undef INT32_C
#undef UINT32_C
#define INT32_C(x) x
-#if @HAVE_UINT32_T@
-# if @BITSIZEOF_UINT32_T@ < @BITSIZEOF_UNSIGNED_INT@
-# define UINT32_C(x) x
-# else
-# define UINT32_C(x) x##U
-# endif
-#else
-# define UINT32_C(x) x
-#endif
+#define UINT32_C(x) x ## U
#undef INT64_C
#undef UINT64_C
-#if @HAVE_LONG_64BIT@
+#if LONG_MAX >> 31 >> 31 == 1
# define INT64_C(x) x##L
# define UINT64_C(x) x##UL
-#elif @HAVE_LONG_LONG_64BIT@
-# define INT64_C(x) x##LL
-# define UINT64_C(x) x##ULL
-#elif defined(_MSC_VER)
+#elif defined _MSC_VER
# define INT64_C(x) x##i64
# define UINT64_C(x) x##ui64
+#elif @HAVE_LONG_LONG_INT@
+# define INT64_C(x) x##LL
+# define UINT64_C(x) x##ULL
#endif
/* 7.18.4.2. Macros for greatest-width integer constants */
#undef INTMAX_C
#undef UINTMAX_C
-#if @HAVE_LONG_64BIT@
-# define INTMAX_C(x) x##L
-# define UINTMAX_C(x) x##UL
-#elif @HAVE_LONG_LONG_64BIT@
-# define INTMAX_C(x) x##LL
-# define UINTMAX_C(x) x##ULL
-#elif defined(_MSC_VER)
-# define INTMAX_C(x) x##i64
-# define UINTMAX_C(x) x##ui64
+#if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1
+# define INTMAX_C(x) x##LL
+# define UINTMAX_C(x) x##ULL
+#elif defined int64_t
+# define INTMAX_C(x) INT64_C(x)
+# define UINTMAX_C(x) UINT64_C(x)
#else
-# define INTMAX_C(x) x
-# define UINTMAX_C(x) x##U
+# define INTMAX_C(x) x##L
+# define UINTMAX_C(x) x##UL
#endif
-#endif
+#endif /* !defined __cplusplus || defined __STDC_CONSTANT_MACROS */
-#endif /* _STDINT_H */
+#endif /* _GL_STDINT_H */
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