1 /* Copyright (C) 2001-2002, 2004-2006 Free Software Foundation, Inc.
2 Written by Bruno Haible, Sam Steingold, Peter Burwood.
3 This file is part of gnulib.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
23 * ISO C 99 <stdint.h> for platforms that lack it.
24 * <http://www.opengroup.org/susv3xbd/stdint.h.html>
27 /* Get wchar_t, WCHAR_MIN, WCHAR_MAX. */
29 /* Get CHAR_BIT, LONG_MIN, LONG_MAX, ULONG_MAX. */
32 /* Get those types that are already defined in other system include files. */
33 #if defined(__FreeBSD__)
34 # include <sys/inttypes.h>
36 #if defined(__OpenBSD__)
37 /* In OpenBSD 3.8, <sys/types.h> includes <machine/types.h>, which defines
38 int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__.
39 <inttypes.h> includes <machine/types.h> and also defines intptr_t and
41 # include <sys/types.h>
43 # include <inttypes.h>
46 #if defined(__linux__) && HAVE_SYS_BITYPES_H
47 /* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines
48 int{8,16,32,64}_t and __BIT_TYPES_DEFINED__. In libc5 >= 5.2.2 it is
49 included by <sys/types.h>. */
50 # include <sys/bitypes.h>
52 #if defined(__sun) && HAVE_SYS_INTTYPES_H
53 # include <sys/inttypes.h>
54 /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and
55 the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX.
56 But note that <sys/int_types.h> contains only the type definitions! */
57 # define _STDINT_H_HAVE_SYSTEM_INTTYPES
59 #if (defined(__hpux) || defined(_AIX)) && HAVE_INTTYPES_H
60 # include <inttypes.h>
61 /* HP-UX 10 <inttypes.h> has nearly everything, except UINT_LEAST8_MAX,
62 UINT_FAST8_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */
63 /* AIX 4 <inttypes.h> has nearly everything, except INTPTR_MIN, INTPTR_MAX,
64 UINTPTR_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */
65 # define _STDINT_H_HAVE_SYSTEM_INTTYPES
67 #if !((defined(__CYGWIN__) || defined(__linux__)) && defined(__BIT_TYPES_DEFINED__))
68 # define _STDINT_H_NEED_SIGNED_INT_TYPES
71 #if !defined(_STDINT_H_HAVE_SYSTEM_INTTYPES)
73 /* 7.18.1.1. Exact-width integer types */
75 #if !(defined(__FreeBSD__) || defined(__OpenBSD__))
77 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
78 typedef signed char int8_t;
80 typedef unsigned char uint8_t;
82 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
83 typedef short int16_t;
85 typedef unsigned short uint16_t;
87 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
90 typedef unsigned int uint32_t;
93 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
96 typedef unsigned long uint64_t;
97 #define _STDINT_H_HAVE_INT64
98 #elif @HAVE_LONG_LONG_64BIT@
99 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
100 typedef long long int64_t;
102 typedef unsigned long long uint64_t;
103 #define _STDINT_H_HAVE_INT64
104 #elif defined(_MSC_VER)
105 typedef __int64 int64_t;
106 typedef unsigned __int64 uint64_t;
107 #define _STDINT_H_HAVE_INT64
110 #endif /* !(FreeBSD || OpenBSD) */
112 /* 7.18.1.2. Minimum-width integer types */
114 typedef int8_t int_least8_t;
115 typedef uint8_t uint_least8_t;
116 typedef int16_t int_least16_t;
117 typedef uint16_t uint_least16_t;
118 typedef int32_t int_least32_t;
119 typedef uint32_t uint_least32_t;
120 #ifdef _STDINT_H_HAVE_INT64
121 typedef int64_t int_least64_t;
122 typedef uint64_t uint_least64_t;
125 /* 7.18.1.3. Fastest minimum-width integer types */
127 typedef int32_t int_fast8_t;
128 typedef uint32_t uint_fast8_t;
129 typedef int32_t int_fast16_t;
130 typedef uint32_t uint_fast16_t;
131 typedef int32_t int_fast32_t;
132 typedef uint32_t uint_fast32_t;
133 #ifdef _STDINT_H_HAVE_INT64
134 typedef int64_t int_fast64_t;
135 typedef uint64_t uint_fast64_t;
138 /* 7.18.1.4. Integer types capable of holding object pointers */
140 #if !(defined(__FreeBSD__) || (defined(__OpenBSD__) && HAVE_INTTYPES_H))
142 /* On some platforms (like IRIX6 MIPS with -n32) sizeof(void*) < sizeof(long),
143 but this doesn't matter here. */
144 typedef long intptr_t;
145 typedef unsigned long uintptr_t;
147 #endif /* !(FreeBSD || (OpenBSD && HAVE_INTTYPES_H)) */
149 /* 7.18.1.5. Greatest-width integer types */
151 #ifdef _STDINT_H_HAVE_INT64
153 typedef int64_t intmax_t;
156 typedef uint64_t uintmax_t;
160 typedef int32_t intmax_t;
163 typedef uint32_t uintmax_t;
167 /* 7.18.2. Limits of specified-width integer types */
169 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
171 /* 7.18.2.1. Limits of exact-width integer types */
173 #define INT8_MIN -128
175 #define UINT8_MAX 255U
176 #define INT16_MIN -32768
177 #define INT16_MAX 32767
178 #define UINT16_MAX 65535U
179 #define INT32_MIN (~INT32_MAX)
180 #define INT32_MAX 2147483647
181 #define UINT32_MAX 4294967295U
182 #ifdef _STDINT_H_HAVE_INT64
183 #define INT64_MIN (~INT64_MAX)
184 #if @HAVE_LONG_64BIT@
185 #define INT64_MAX 9223372036854775807L
186 #define UINT64_MAX 18446744073709551615UL
187 #elif @HAVE_LONG_LONG_64BIT@
188 #define INT64_MAX 9223372036854775807LL
189 #define UINT64_MAX 18446744073709551615ULL
190 #elif defined(_MSC_VER)
191 #define INT64_MAX 9223372036854775807i64
192 #define UINT64_MAX 18446744073709551615ui64
196 /* 7.18.2.2. Limits of minimum-width integer types */
198 #define INT_LEAST8_MIN INT8_MIN
199 #define INT_LEAST8_MAX INT8_MAX
200 #define UINT_LEAST8_MAX UINT8_MAX
201 #define INT_LEAST16_MIN INT16_MIN
202 #define INT_LEAST16_MAX INT16_MAX
203 #define UINT_LEAST16_MAX UINT16_MAX
204 #define INT_LEAST32_MIN INT32_MIN
205 #define INT_LEAST32_MAX INT32_MAX
206 #define UINT_LEAST32_MAX UINT32_MAX
207 #ifdef _STDINT_H_HAVE_INT64
208 #define INT_LEAST64_MIN INT64_MIN
209 #define INT_LEAST64_MAX INT64_MAX
210 #define UINT_LEAST64_MAX UINT64_MAX
213 /* 7.18.2.3. Limits of fastest minimum-width integer types */
215 #define INT_FAST8_MIN INT32_MIN
216 #define INT_FAST8_MAX INT32_MAX
217 #define UINT_FAST8_MAX UINT32_MAX
218 #define INT_FAST16_MIN INT32_MIN
219 #define INT_FAST16_MAX INT32_MAX
220 #define UINT_FAST16_MAX UINT32_MAX
221 #define INT_FAST32_MIN INT32_MIN
222 #define INT_FAST32_MAX INT32_MAX
223 #define UINT_FAST32_MAX UINT32_MAX
224 #ifdef _STDINT_H_HAVE_INT64
225 #define INT_FAST64_MIN INT64_MIN
226 #define INT_FAST64_MAX INT64_MAX
227 #define UINT_FAST64_MAX UINT64_MAX
230 /* 7.18.2.4. Limits of integer types capable of holding object pointers */
232 #define INTPTR_MIN LONG_MIN
233 #define INTPTR_MAX LONG_MAX
234 #define UINTPTR_MAX ULONG_MAX
236 /* 7.18.2.5. Limits of greatest-width integer types */
238 #ifdef _STDINT_H_HAVE_INT64
239 #define INTMAX_MIN INT64_MIN
240 #define INTMAX_MAX INT64_MAX
241 #define UINTMAX_MAX UINT64_MAX
243 #define INTMAX_MIN INT32_MIN
244 #define INTMAX_MAX INT32_MAX
245 #define UINTMAX_MAX UINT32_MAX
248 /* 7.18.3. Limits of other integer types */
250 #define PTRDIFF_MIN (~(ptrdiff_t)0 << (sizeof(ptrdiff_t)*CHAR_BIT-1))
251 #define PTRDIFF_MAX (~PTRDIFF_MIN)
253 /* This may be wrong... */
254 #define SIG_ATOMIC_MIN 0
255 #define SIG_ATOMIC_MAX 127
257 #ifndef SIZE_MAX /* SIZE_MAX may also be defined in config.h. */
258 # define SIZE_MAX ((size_t)~(size_t)0)
261 /* wchar_t limits already defined in <stddef.h>. */
262 /* wint_t limits already defined in <wchar.h>. */
266 /* 7.18.4. Macros for integer constants */
268 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS)
270 /* 7.18.4.1. Macros for minimum-width integer constants */
273 #define UINT8_C(x) x##U
275 #define UINT16_C(x) x##U
277 #define UINT32_C(x) x##U
278 #if @HAVE_LONG_64BIT@
279 #define INT64_C(x) x##L
280 #define UINT64_C(x) x##UL
281 #elif @HAVE_LONG_LONG_64BIT@
282 #define INT64_C(x) x##LL
283 #define UINT64_C(x) x##ULL
284 #elif defined(_MSC_VER)
285 #define INT64_C(x) x##i64
286 #define UINT64_C(x) x##ui64
289 /* 7.18.4.2. Macros for greatest-width integer constants */
291 #if @HAVE_LONG_64BIT@
292 #define INTMAX_C(x) x##L
293 #define UINTMAX_C(x) x##UL
294 #elif @HAVE_LONG_LONG_64BIT@
295 #define INTMAX_C(x) x##LL
296 #define UINTMAX_C(x) x##ULL
297 #elif defined(_MSC_VER)
298 #define INTMAX_C(x) x##i64
299 #define UINTMAX_C(x) x##ui64
301 #define INTMAX_C(x) x
302 #define UINTMAX_C(x) x##U
307 #endif /* !_STDINT_H_HAVE_SYSTEM_INTTYPES */
309 #endif /* _STDINT_H */