X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fstdint_.h;h=1ada94997df7ce21d39221b9a3fb609be6a81bbf;hb=771ffe34fdff1d8f2c40d697cb363829d01ff995;hp=156bb80a01f5ce08b418c5b8d5aff9ba5b454583;hpb=2bdc56fb21ce9e95fedb1a1a31d6b96639d5219b;p=gnulib.git diff --git a/lib/stdint_.h b/lib/stdint_.h index 156bb80a0..1ada94997 100644 --- a/lib/stdint_.h +++ b/lib/stdint_.h @@ -1,5 +1,5 @@ /* 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 @@ -16,294 +16,441 @@ 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 for platforms that lack it. * */ -/* Get wchar_t, WCHAR_MIN, WCHAR_MAX. */ -#include -/* Get CHAR_BIT, LONG_MIN, LONG_MAX, ULONG_MAX. */ -#include +/* 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 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 . + Include it before , since any "#include " + in would reinclude us, skipping our contents because + _GL_STDINT_H is defined. */ +# include @ABSOLUTE_STDINT_H@ +#endif -/* Get those types that are already defined in other system include files. */ -#if defined(__FreeBSD__) -# include +/* defines some of the stdint.h types as well, on glibc, + IRIX 6.5, and OpenBSD 3.8 (via ). + MacOS X 10.4.6 includes (which is us), but + relies on the system definitions, so include + after @ABSOLUTE_STDINT_H@. */ +#if @HAVE_SYS_TYPES_H@ +# include #endif -#if defined(__OpenBSD__) - /* In OpenBSD 3.8, includes , which defines + +/* Get LONG_MIN, LONG_MAX, ULONG_MAX. */ +#include + +#if @HAVE_INTTYPES_H@ + /* In OpenBSD 3.8, includes , which defines int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__. - includes and also defines intptr_t and - uintptr_t. */ -# include -# if HAVE_INTTYPES_H -# include -# endif + also defines intptr_t and uintptr_t. */ +# define _GL_JUST_INCLUDE_ABSOLUTE_INTTYPES_H +# include +# undef _GL_JUST_INCLUDE_ABSOLUTE_INTTYPES_H +#elif @HAVE_SYS_INTTYPES_H@ + /* Solaris 7 has the types except the *_fast*_t types, and + the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX. */ +# include #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 that defines int{8,16,32,64}_t and __BIT_TYPES_DEFINED__. In libc5 >= 5.2.2 it is included by . */ # include #endif -#if defined(__sun) && HAVE_SYS_INTTYPES_H -# include - /* Solaris 7 has the types except the *_fast*_t types, and - the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX. - But note that contains only the type definitions! */ -# define _STDINT_H_HAVE_SYSTEM_INTTYPES -#endif -#if (defined(__hpux) || defined(_AIX)) && HAVE_INTTYPES_H -# include - /* HP-UX 10 has nearly everything, except UINT_LEAST8_MAX, - UINT_FAST8_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */ - /* AIX 4 has nearly everything, except INTPTR_MIN, INTPTR_MAX, - UINTPTR_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */ -# define _STDINT_H_HAVE_SYSTEM_INTTYPES -#endif -#if !((defined(UNIX_CYGWIN32) || defined(__linux__)) && defined(__BIT_TYPES_DEFINED__)) -# define _STDINT_H_NEED_SIGNED_INT_TYPES -#endif - -#if !defined(_STDINT_H_HAVE_SYSTEM_INTTYPES) -/* 7.18.1.1. Exact-width integer types */ +#if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS -#if !(defined(__FreeBSD__) || defined(__OpenBSD__)) +/* Get WCHAR_MIN, WCHAR_MAX. */ +# if @HAVE_WCHAR_H@ && ! (defined WCHAR_MIN && defined WCHAR_MAX) + /* BSD/OS 4.1 has a bug: and must be included before + . */ +# include +# include +# include +# endif -#ifdef _STDINT_H_NEED_SIGNED_INT_TYPES -typedef signed char int8_t; #endif -typedef unsigned char uint8_t; -#ifdef _STDINT_H_NEED_SIGNED_INT_TYPES -typedef short int16_t; -#endif -typedef unsigned short uint16_t; +/* 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. */ -#ifdef _STDINT_H_NEED_SIGNED_INT_TYPES -typedef int int32_t; -#endif -typedef unsigned int uint32_t; +#define _STDINT_MIN(signed, bits, zero) \ + ((signed) ? (- ((zero) + 1) << ((bits) ? (bits) - 1 : 0)) : (zero)) -#if @HAVE_LONG_64BIT@ -#ifdef _STDINT_H_NEED_SIGNED_INT_TYPES -typedef long int64_t; -#endif -typedef unsigned long uint64_t; -#define _STDINT_H_HAVE_INT64 -#elif @HAVE_LONG_LONG_64BIT@ -#ifdef _STDINT_H_NEED_SIGNED_INT_TYPES -typedef long long int64_t; -#endif -typedef unsigned long long uint64_t; -#define _STDINT_H_HAVE_INT64 -#elif defined(_MSC_VER) -typedef __int64 int64_t; -typedef unsigned __int64 uint64_t; -#define _STDINT_H_HAVE_INT64 +#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. */ + +#undef int8_t +#undef uint8_t +#define int8_t signed char +#define uint8_t unsigned char + +#undef int16_t +#undef uint16_t +#define int16_t short int +#define uint16_t unsigned short int + +#undef int32_t +#undef uint32_t +#define int32_t int +#define uint32_t unsigned int + +#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 -#endif /* !(FreeBSD || OpenBSD) */ +/* Avoid collision with Solaris 2.5.1 etc. */ +#define _UINT8_T +#define _UINT32_T +#define _UINT64_T + /* 7.18.1.2. Minimum-width integer types */ -typedef int8_t int_least8_t; -typedef uint8_t uint_least8_t; -typedef int16_t int_least16_t; -typedef uint16_t uint_least16_t; -typedef int32_t int_least32_t; -typedef uint32_t uint_least32_t; -#ifdef _STDINT_H_HAVE_INT64 -typedef int64_t int_least64_t; -typedef uint64_t uint_least64_t; +/* 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. */ + +#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 */ -typedef int32_t int_fast8_t; -typedef uint32_t uint_fast8_t; -typedef int32_t int_fast16_t; -typedef uint32_t uint_fast16_t; -typedef int32_t int_fast32_t; -typedef uint32_t uint_fast32_t; -#ifdef _STDINT_H_HAVE_INT64 -typedef int64_t int_fast64_t; -typedef uint64_t uint_fast64_t; +/* Note: Other substitutes may define these types differently. + It is not recommended to use these types in public header files. */ + +/* 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. 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 */ -#if !(defined(__FreeBSD__) || (defined(__OpenBSD__) && HAVE_INTTYPES_H)) - -/* On some platforms (like IRIX6 MIPS with -n32) sizeof(void*) < sizeof(long), - but this doesn't matter here. */ -typedef long intptr_t; -typedef unsigned long uintptr_t; - -#endif /* !(FreeBSD || (OpenBSD && HAVE_INTTYPES_H)) */ +#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 */ -#ifdef _STDINT_H_HAVE_INT64 -# ifndef intmax_t -typedef int64_t intmax_t; -# endif -# ifndef uintmax_t -typedef uint64_t uintmax_t; -# endif +/* Note: These types are compiler dependent. It may be unwise to use them in + public header files. */ + +#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 -# ifndef intmax_t -typedef int32_t intmax_t; -# endif -# ifndef uintmax_t -typedef uint32_t uintmax_t; -# endif +# 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 */ -#define INT8_MIN -128 -#define INT8_MAX 127 -#define UINT8_MAX 255U -#define INT16_MIN -32768 -#define INT16_MAX 32767 -#define UINT16_MAX 65535U -#define INT32_MIN (~INT32_MAX) -#define INT32_MAX 2147483647 +/* Here we assume a standard architecture where the hardware integer + types have 8, 16, 32, optionally 64 bits. */ + +#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 -#ifdef _STDINT_H_HAVE_INT64 -#define INT64_MIN (~INT64_MAX) -#if @HAVE_LONG_64BIT@ -#define INT64_MAX 9223372036854775807L -#define UINT64_MAX 18446744073709551615UL -#elif @HAVE_LONG_LONG_64BIT@ -#define INT64_MAX 9223372036854775807LL -#define UINT64_MAX 18446744073709551615ULL -#elif defined(_MSC_VER) -#define INT64_MAX 9223372036854775807i64 -#define UINT64_MAX 18446744073709551615ui64 -#endif + +#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 */ -#define INT_LEAST8_MIN INT8_MIN -#define INT_LEAST8_MAX INT8_MAX -#define UINT_LEAST8_MAX UINT8_MAX -#define INT_LEAST16_MIN INT16_MIN -#define INT_LEAST16_MAX INT16_MAX -#define UINT_LEAST16_MAX UINT16_MAX -#define INT_LEAST32_MIN INT32_MIN -#define INT_LEAST32_MAX INT32_MAX -#define UINT_LEAST32_MAX UINT32_MAX -#ifdef _STDINT_H_HAVE_INT64 -#define INT_LEAST64_MIN INT64_MIN -#define INT_LEAST64_MAX INT64_MAX -#define UINT_LEAST64_MAX UINT64_MAX +/* 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. */ + +#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 */ -#define INT_FAST8_MIN INT32_MIN -#define INT_FAST8_MAX INT32_MAX -#define UINT_FAST8_MAX UINT32_MAX -#define INT_FAST16_MIN INT32_MIN -#define INT_FAST16_MAX INT32_MAX -#define UINT_FAST16_MAX UINT32_MAX -#define INT_FAST32_MIN INT32_MIN -#define INT_FAST32_MAX INT32_MAX -#define UINT_FAST32_MAX UINT32_MAX -#ifdef _STDINT_H_HAVE_INT64 -#define INT_FAST64_MIN INT64_MIN -#define INT_FAST64_MAX INT64_MAX -#define UINT_FAST64_MAX UINT64_MAX +/* 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. */ + +#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 */ -#define INTPTR_MIN LONG_MIN -#define INTPTR_MAX LONG_MAX -#define UINTPTR_MAX ULONG_MAX +#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 */ -#ifdef _STDINT_H_HAVE_INT64 -#define INTMAX_MIN INT64_MIN -#define INTMAX_MAX INT64_MAX -#define UINTMAX_MAX UINT64_MAX +#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 -#define INTMAX_MIN INT32_MIN -#define INTMAX_MAX INT32_MAX -#define UINTMAX_MAX UINT32_MAX +# define INTMAX_MAX INT32_MAX +# define UINTMAX_MAX UINT32_MAX #endif /* 7.18.3. Limits of other integer types */ -#define PTRDIFF_MIN (~(ptrdiff_t)0 << (sizeof(ptrdiff_t)*CHAR_BIT-1)) -#define PTRDIFF_MAX (~PTRDIFF_MIN) - -/* This may be wrong... */ -#define SIG_ATOMIC_MIN 0 -#define SIG_ATOMIC_MAX 127 - -#ifndef SIZE_MAX /* SIZE_MAX may also be defined in config.h. */ -# define SIZE_MAX ((size_t)~(size_t)0) -#endif - -/* wchar_t limits already defined in . */ -/* wint_t limits already defined in . */ - -#endif +/* ptrdiff_t limits */ +#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 */ +#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 */ +#undef SIZE_MAX +#define SIZE_MAX _STDINT_MAX (0, @BITSIZEOF_SIZE_T@, 0@SIZE_T_SUFFIX@) + +/* 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 */ +#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@) + +#endif /* !defined __cplusplus || defined __STDC_LIMIT_MACROS */ /* 7.18.4. Macros for integer constants */ -#if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) +#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 -#define UINT8_C(x) x##U +#define UINT8_C(x) x + +#undef INT16_C +#undef UINT16_C #define INT16_C(x) x -#define UINT16_C(x) x##U +#define UINT16_C(x) x + +#undef INT32_C +#undef UINT32_C #define INT32_C(x) x -#define UINT32_C(x) x##U -#if @HAVE_LONG_64BIT@ -#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) -#define INT64_C(x) x##i64 -#define UINT64_C(x) x##ui64 +#define UINT32_C(x) x ## U + +#undef INT64_C +#undef UINT64_C +#if LONG_MAX >> 31 >> 31 == 1 +# define INT64_C(x) x##L +# define UINT64_C(x) x##UL +#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 */ -#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 +#undef INTMAX_C +#undef UINTMAX_C +#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 -#endif - +# define INTMAX_C(x) x##L +# define UINTMAX_C(x) x##UL #endif -#endif /* !_STDINT_H_HAVE_SYSTEM_INTTYPES */ +#endif /* !defined __cplusplus || defined __STDC_CONSTANT_MACROS */ -#endif /* _STDINT_H */ +#endif /* _GL_STDINT_H */