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/onlinepubs/007904975/basedefs/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(__linux__) && HAVE_SYS_BITYPES_H
37 /* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines
38 int{8,16,32,64}_t and __BIT_TYPES_DEFINED__. In libc5 >= 5.2.2 it is
39 included by <sys/types.h>. */
40 # include <sys/bitypes.h>
42 #if defined(__sun) && HAVE_SYS_INTTYPES_H
43 # include <sys/inttypes.h>
44 /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and
45 the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX.
46 But note that <sys/int_types.h> contains only the type definitions! */
47 # define _STDINT_H_HAVE_SYSTEM_INTTYPES
49 #if (defined(__hpux) || defined(_AIX)) && HAVE_INTTYPES_H
50 # include <inttypes.h>
51 /* HP-UX 10 <inttypes.h> has nearly everything, except UINT_LEAST8_MAX,
52 UINT_FAST8_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */
53 /* AIX 4 <inttypes.h> has nearly everything, except INTPTR_MIN, INTPTR_MAX,
54 UINTPTR_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */
55 # define _STDINT_H_HAVE_SYSTEM_INTTYPES
57 #if !((defined(UNIX_CYGWIN32) || defined(__linux__)) && defined(__BIT_TYPES_DEFINED__))
58 # define _STDINT_H_NEED_SIGNED_INT_TYPES
61 #if !defined(_STDINT_H_HAVE_SYSTEM_INTTYPES)
63 /* 7.18.1.1. Exact-width integer types */
65 #if !defined(__FreeBSD__)
67 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
68 typedef signed char int8_t;
70 typedef unsigned char uint8_t;
72 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
73 typedef short int16_t;
75 typedef unsigned short uint16_t;
77 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
80 typedef unsigned int uint32_t;
83 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
86 typedef unsigned long uint64_t;
87 #define _STDINT_H_HAVE_INT64
88 #elif @HAVE_LONG_LONG_64BIT@
89 #ifdef _STDINT_H_NEED_SIGNED_INT_TYPES
90 typedef long long int64_t;
92 typedef unsigned long long uint64_t;
93 #define _STDINT_H_HAVE_INT64
94 #elif defined(_MSC_VER)
95 typedef __int64 int64_t;
96 typedef unsigned __int64 uint64_t;
97 #define _STDINT_H_HAVE_INT64
100 #endif /* !FreeBSD */
102 /* 7.18.1.2. Minimum-width integer types */
104 typedef int8_t int_least8_t;
105 typedef uint8_t uint_least8_t;
106 typedef int16_t int_least16_t;
107 typedef uint16_t uint_least16_t;
108 typedef int32_t int_least32_t;
109 typedef uint32_t uint_least32_t;
110 #ifdef _STDINT_H_HAVE_INT64
111 typedef int64_t int_least64_t;
112 typedef uint64_t uint_least64_t;
115 /* 7.18.1.3. Fastest minimum-width integer types */
117 typedef int32_t int_fast8_t;
118 typedef uint32_t uint_fast8_t;
119 typedef int32_t int_fast16_t;
120 typedef uint32_t uint_fast16_t;
121 typedef int32_t int_fast32_t;
122 typedef uint32_t uint_fast32_t;
123 #ifdef _STDINT_H_HAVE_INT64
124 typedef int64_t int_fast64_t;
125 typedef uint64_t uint_fast64_t;
128 /* 7.18.1.4. Integer types capable of holding object pointers */
130 #if !defined(__FreeBSD__)
132 /* On some platforms (like IRIX6 MIPS with -n32) sizeof(void*) < sizeof(long),
133 but this doesn't matter here. */
134 typedef long intptr_t;
135 typedef unsigned long uintptr_t;
137 #endif /* !FreeBSD */
139 /* 7.18.1.5. Greatest-width integer types */
141 #ifdef _STDINT_H_HAVE_INT64
143 typedef int64_t intmax_t;
146 typedef uint64_t uintmax_t;
150 typedef int32_t intmax_t;
153 typedef uint32_t uintmax_t;
157 /* 7.18.2. Limits of specified-width integer types */
159 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS)
161 /* 7.18.2.1. Limits of exact-width integer types */
163 #define INT8_MIN -128
165 #define UINT8_MAX 255U
166 #define INT16_MIN -32768
167 #define INT16_MAX 32767
168 #define UINT16_MAX 65535U
169 #define INT32_MIN (~INT32_MAX)
170 #define INT32_MAX 2147483647
171 #define UINT32_MAX 4294967295U
172 #ifdef _STDINT_H_HAVE_INT64
173 #define INT64_MIN (~INT64_MAX)
174 #if @HAVE_LONG_64BIT@
175 #define INT64_MAX 9223372036854775807L
176 #define UINT64_MAX 18446744073709551615UL
177 #elif @HAVE_LONG_LONG_64BIT@
178 #define INT64_MAX 9223372036854775807LL
179 #define UINT64_MAX 18446744073709551615ULL
180 #elif defined(_MSC_VER)
181 #define INT64_MAX 9223372036854775807i64
182 #define UINT64_MAX 18446744073709551615ui64
186 /* 7.18.2.2. Limits of minimum-width integer types */
188 #define INT_LEAST8_MIN INT8_MIN
189 #define INT_LEAST8_MAX INT8_MAX
190 #define UINT_LEAST8_MAX UINT8_MAX
191 #define INT_LEAST16_MIN INT16_MIN
192 #define INT_LEAST16_MAX INT16_MAX
193 #define UINT_LEAST16_MAX UINT16_MAX
194 #define INT_LEAST32_MIN INT32_MIN
195 #define INT_LEAST32_MAX INT32_MAX
196 #define UINT_LEAST32_MAX UINT32_MAX
197 #ifdef _STDINT_H_HAVE_INT64
198 #define INT_LEAST64_MIN INT64_MIN
199 #define INT_LEAST64_MAX INT64_MAX
200 #define UINT_LEAST64_MAX UINT64_MAX
203 /* 7.18.2.3. Limits of fastest minimum-width integer types */
205 #define INT_FAST8_MIN INT32_MIN
206 #define INT_FAST8_MAX INT32_MAX
207 #define UINT_FAST8_MAX UINT32_MAX
208 #define INT_FAST16_MIN INT32_MIN
209 #define INT_FAST16_MAX INT32_MAX
210 #define UINT_FAST16_MAX UINT32_MAX
211 #define INT_FAST32_MIN INT32_MIN
212 #define INT_FAST32_MAX INT32_MAX
213 #define UINT_FAST32_MAX UINT32_MAX
214 #ifdef _STDINT_H_HAVE_INT64
215 #define INT_FAST64_MIN INT64_MIN
216 #define INT_FAST64_MAX INT64_MAX
217 #define UINT_FAST64_MAX UINT64_MAX
220 /* 7.18.2.4. Limits of integer types capable of holding object pointers */
222 #define INTPTR_MIN LONG_MIN
223 #define INTPTR_MAX LONG_MAX
224 #define UINTPTR_MAX ULONG_MAX
226 /* 7.18.2.5. Limits of greatest-width integer types */
228 #ifdef _STDINT_H_HAVE_INT64
229 #define INTMAX_MIN INT64_MIN
230 #define INTMAX_MAX INT64_MAX
231 #define UINTMAX_MAX UINT64_MAX
233 #define INTMAX_MIN INT32_MIN
234 #define INTMAX_MAX INT32_MAX
235 #define UINTMAX_MAX UINT32_MAX
238 /* 7.18.3. Limits of other integer types */
240 #define PTRDIFF_MIN (~(ptrdiff_t)0 << (sizeof(ptrdiff_t)*CHAR_BIT-1))
241 #define PTRDIFF_MAX (~PTRDIFF_MIN)
243 /* This may be wrong... */
244 #define SIG_ATOMIC_MIN 0
245 #define SIG_ATOMIC_MAX 127
247 #ifndef SIZE_MAX /* SIZE_MAX may also be defined in config.h. */
248 # define SIZE_MAX ((size_t)~(size_t)0)
251 /* wchar_t limits already defined in <stddef.h>. */
252 /* wint_t limits already defined in <wchar.h>. */
256 /* 7.18.4. Macros for integer constants */
258 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS)
260 /* 7.18.4.1. Macros for minimum-width integer constants */
263 #define UINT8_C(x) x##U
265 #define UINT16_C(x) x##U
267 #define UINT32_C(x) x##U
268 #if @HAVE_LONG_64BIT@
269 #define INT64_C(x) x##L
270 #define UINT64_C(x) x##UL
271 #elif @HAVE_LONG_LONG_64BIT@
272 #define INT64_C(x) x##LL
273 #define UINT64_C(x) x##ULL
274 #elif defined(_MSC_VER)
275 #define INT64_C(x) x##i64
276 #define UINT64_C(x) x##ui64
279 /* 7.18.4.2. Macros for greatest-width integer constants */
281 #if @HAVE_LONG_64BIT@
282 #define INTMAX_C(x) x##L
283 #define UINTMAX_C(x) x##UL
284 #elif @HAVE_LONG_LONG_64BIT@
285 #define INTMAX_C(x) x##LL
286 #define UINTMAX_C(x) x##ULL
287 #elif defined(_MSC_VER)
288 #define INTMAX_C(x) x##i64
289 #define UINTMAX_C(x) x##ui64
291 #define INTMAX_C(x) x
292 #define UINTMAX_C(x) x##U
297 #endif /* !_STDINT_H_HAVE_SYSTEM_INTTYPES */
299 #endif /* _STDINT_H */