Upgraded GRUB2 to 2.00 release.
[AROS.git] / arch / all-pc / boot / grub2-aros / grub-core / gnulib / stdint.in.h
blob5da5f17886aede50777382ef75ed33588550b48c
1 /* Copyright (C) 2001-2002, 2004-2010 Free Software Foundation, Inc.
2 Written by Paul Eggert, 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 3, or (at your option)
8 any later version.
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. */
20 * ISO C 99 <stdint.h> for platforms that lack it.
21 * <http://www.opengroup.org/susv3xbd/stdint.h.html>
24 #ifndef _GL_STDINT_H
26 #if __GNUC__ >= 3
27 @PRAGMA_SYSTEM_HEADER@
28 #endif
30 /* When including a system file that in turn includes <inttypes.h>,
31 use the system <inttypes.h>, not our substitute. This avoids
32 problems with (for example) VMS, whose <sys/bitypes.h> includes
33 <inttypes.h>. */
34 #define _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H
36 /* Get those types that are already defined in other system include
37 files, so that we can "#define int8_t signed char" below without
38 worrying about a later system include file containing a "typedef
39 signed char int8_t;" that will get messed up by our macro. Our
40 macros should all be consistent with the system versions, except
41 for the "fast" types and macros, which we recommend against using
42 in public interfaces due to compiler differences. */
44 #if @HAVE_STDINT_H@
45 # if defined __sgi && ! defined __c99
46 /* Bypass IRIX's <stdint.h> if in C89 mode, since it merely annoys users
47 with "This header file is to be used only for c99 mode compilations"
48 diagnostics. */
49 # define __STDINT_H__
50 # endif
51 /* Other systems may have an incomplete or buggy <stdint.h>.
52 Include it before <inttypes.h>, since any "#include <stdint.h>"
53 in <inttypes.h> would reinclude us, skipping our contents because
54 _GL_STDINT_H is defined.
55 The include_next requires a split double-inclusion guard. */
56 # @INCLUDE_NEXT@ @NEXT_STDINT_H@
57 #endif
59 #if ! defined _GL_STDINT_H && ! defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H
60 #define _GL_STDINT_H
62 /* <sys/types.h> defines some of the stdint.h types as well, on glibc,
63 IRIX 6.5, and OpenBSD 3.8 (via <machine/types.h>).
64 AIX 5.2 <sys/types.h> isn't needed and causes troubles.
65 MacOS X 10.4.6 <sys/types.h> includes <stdint.h> (which is us), but
66 relies on the system <stdint.h> definitions, so include
67 <sys/types.h> after @NEXT_STDINT_H@. */
68 #if @HAVE_SYS_TYPES_H@ && ! defined _AIX
69 # include <sys/types.h>
70 #endif
72 /* Get LONG_MIN, LONG_MAX, ULONG_MAX. */
73 #include <limits.h>
75 #if @HAVE_INTTYPES_H@
76 /* In OpenBSD 3.8, <inttypes.h> includes <machine/types.h>, which defines
77 int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__.
78 <inttypes.h> also defines intptr_t and uintptr_t. */
79 # include <inttypes.h>
80 #elif @HAVE_SYS_INTTYPES_H@
81 /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and
82 the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX. */
83 # include <sys/inttypes.h>
84 #endif
86 #if @HAVE_SYS_BITYPES_H@ && ! defined __BIT_TYPES_DEFINED__
87 /* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines
88 int{8,16,32,64}_t and __BIT_TYPES_DEFINED__. In libc5 >= 5.2.2 it is
89 included by <sys/types.h>. */
90 # include <sys/bitypes.h>
91 #endif
93 #undef _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H
95 /* Minimum and maximum values for a integer type under the usual assumption.
96 Return an unspecified value if BITS == 0, adding a check to pacify
97 picky compilers. */
99 #define _STDINT_MIN(signed, bits, zero) \
100 ((signed) ? (- ((zero) + 1) << ((bits) ? (bits) - 1 : 0)) : (zero))
102 #define _STDINT_MAX(signed, bits, zero) \
103 ((signed) \
104 ? ~ _STDINT_MIN (signed, bits, zero) \
105 : /* The expression for the unsigned case. The subtraction of (signed) \
106 is a nop in the unsigned case and avoids "signed integer overflow" \
107 warnings in the signed case. */ \
108 ((((zero) + 1) << ((bits) ? (bits) - 1 - (signed) : 0)) - 1) * 2 + 1)
110 /* 7.18.1.1. Exact-width integer types */
112 /* Here we assume a standard architecture where the hardware integer
113 types have 8, 16, 32, optionally 64 bits. */
115 #undef int8_t
116 #undef uint8_t
117 typedef signed char gl_int8_t;
118 typedef unsigned char gl_uint8_t;
119 #define int8_t gl_int8_t
120 #define uint8_t gl_uint8_t
122 #undef int16_t
123 #undef uint16_t
124 typedef short int gl_int16_t;
125 typedef unsigned short int gl_uint16_t;
126 #define int16_t gl_int16_t
127 #define uint16_t gl_uint16_t
129 #undef int32_t
130 #undef uint32_t
131 typedef int gl_int32_t;
132 typedef unsigned int gl_uint32_t;
133 #define int32_t gl_int32_t
134 #define uint32_t gl_uint32_t
136 /* Do not undefine int64_t if gnulib is not being used with 64-bit
137 types, since otherwise it breaks platforms like Tandem/NSK. */
138 #if LONG_MAX >> 31 >> 31 == 1
139 # undef int64_t
140 typedef long int gl_int64_t;
141 # define int64_t gl_int64_t
142 # define GL_INT64_T
143 #elif defined _MSC_VER
144 # undef int64_t
145 typedef __int64 gl_int64_t;
146 # define int64_t gl_int64_t
147 # define GL_INT64_T
148 #elif @HAVE_LONG_LONG_INT@
149 # undef int64_t
150 typedef long long int gl_int64_t;
151 # define int64_t gl_int64_t
152 # define GL_INT64_T
153 #endif
155 #if ULONG_MAX >> 31 >> 31 >> 1 == 1
156 # undef uint64_t
157 typedef unsigned long int gl_uint64_t;
158 # define uint64_t gl_uint64_t
159 # define GL_UINT64_T
160 #elif defined _MSC_VER
161 # undef uint64_t
162 typedef unsigned __int64 gl_uint64_t;
163 # define uint64_t gl_uint64_t
164 # define GL_UINT64_T
165 #elif @HAVE_UNSIGNED_LONG_LONG_INT@
166 # undef uint64_t
167 typedef unsigned long long int gl_uint64_t;
168 # define uint64_t gl_uint64_t
169 # define GL_UINT64_T
170 #endif
172 /* Avoid collision with Solaris 2.5.1 <pthread.h> etc. */
173 #define _UINT8_T
174 #define _UINT32_T
175 #define _UINT64_T
178 /* 7.18.1.2. Minimum-width integer types */
180 /* Here we assume a standard architecture where the hardware integer
181 types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
182 are the same as the corresponding N_t types. */
184 #undef int_least8_t
185 #undef uint_least8_t
186 #undef int_least16_t
187 #undef uint_least16_t
188 #undef int_least32_t
189 #undef uint_least32_t
190 #undef int_least64_t
191 #undef uint_least64_t
192 #define int_least8_t int8_t
193 #define uint_least8_t uint8_t
194 #define int_least16_t int16_t
195 #define uint_least16_t uint16_t
196 #define int_least32_t int32_t
197 #define uint_least32_t uint32_t
198 #ifdef GL_INT64_T
199 # define int_least64_t int64_t
200 #endif
201 #ifdef GL_UINT64_T
202 # define uint_least64_t uint64_t
203 #endif
205 /* 7.18.1.3. Fastest minimum-width integer types */
207 /* Note: Other <stdint.h> substitutes may define these types differently.
208 It is not recommended to use these types in public header files. */
210 /* Here we assume a standard architecture where the hardware integer
211 types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
212 are taken from the same list of types. Assume that 'long int'
213 is fast enough for all narrower integers. */
215 #undef int_fast8_t
216 #undef uint_fast8_t
217 #undef int_fast16_t
218 #undef uint_fast16_t
219 #undef int_fast32_t
220 #undef uint_fast32_t
221 #undef int_fast64_t
222 #undef uint_fast64_t
223 typedef long int gl_int_fast8_t;
224 typedef unsigned long int gl_uint_fast8_t;
225 typedef long int gl_int_fast16_t;
226 typedef unsigned long int gl_uint_fast16_t;
227 typedef long int gl_int_fast32_t;
228 typedef unsigned long int gl_uint_fast32_t;
229 #define int_fast8_t gl_int_fast8_t
230 #define uint_fast8_t gl_uint_fast8_t
231 #define int_fast16_t gl_int_fast16_t
232 #define uint_fast16_t gl_uint_fast16_t
233 #define int_fast32_t gl_int_fast32_t
234 #define uint_fast32_t gl_uint_fast32_t
235 #ifdef GL_INT64_T
236 # define int_fast64_t int64_t
237 #endif
238 #ifdef GL_UINT64_T
239 # define uint_fast64_t uint64_t
240 #endif
242 /* 7.18.1.4. Integer types capable of holding object pointers */
244 #undef intptr_t
245 #undef uintptr_t
246 typedef long int gl_intptr_t;
247 typedef unsigned long int gl_uintptr_t;
248 #define intptr_t gl_intptr_t
249 #define uintptr_t gl_uintptr_t
251 /* 7.18.1.5. Greatest-width integer types */
253 /* Note: These types are compiler dependent. It may be unwise to use them in
254 public header files. */
256 #undef intmax_t
257 #if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1
258 typedef long long int gl_intmax_t;
259 # define intmax_t gl_intmax_t
260 #elif defined GL_INT64_T
261 # define intmax_t int64_t
262 #else
263 typedef long int gl_intmax_t;
264 # define intmax_t gl_intmax_t
265 #endif
267 #undef uintmax_t
268 #if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1
269 typedef unsigned long long int gl_uintmax_t;
270 # define uintmax_t gl_uintmax_t
271 #elif defined GL_UINT64_T
272 # define uintmax_t uint64_t
273 #else
274 typedef unsigned long int gl_uintmax_t;
275 # define uintmax_t gl_uintmax_t
276 #endif
278 /* Verify that intmax_t and uintmax_t have the same size. Too much code
279 breaks if this is not the case. If this check fails, the reason is likely
280 to be found in the autoconf macros. */
281 typedef int _verify_intmax_size[2 * (sizeof (intmax_t) == sizeof (uintmax_t)) - 1];
283 /* 7.18.2. Limits of specified-width integer types */
285 #if ! defined __cplusplus || defined __STDC_LIMIT_MACROS
287 /* 7.18.2.1. Limits of exact-width integer types */
289 /* Here we assume a standard architecture where the hardware integer
290 types have 8, 16, 32, optionally 64 bits. */
292 #undef INT8_MIN
293 #undef INT8_MAX
294 #undef UINT8_MAX
295 #define INT8_MIN (~ INT8_MAX)
296 #define INT8_MAX 127
297 #define UINT8_MAX 255
299 #undef INT16_MIN
300 #undef INT16_MAX
301 #undef UINT16_MAX
302 #define INT16_MIN (~ INT16_MAX)
303 #define INT16_MAX 32767
304 #define UINT16_MAX 65535
306 #undef INT32_MIN
307 #undef INT32_MAX
308 #undef UINT32_MAX
309 #define INT32_MIN (~ INT32_MAX)
310 #define INT32_MAX 2147483647
311 #define UINT32_MAX 4294967295U
313 #undef INT64_MIN
314 #undef INT64_MAX
315 #ifdef GL_INT64_T
316 /* Prefer (- INTMAX_C (1) << 63) over (~ INT64_MAX) because SunPRO C 5.0
317 evaluates the latter incorrectly in preprocessor expressions. */
318 # define INT64_MIN (- INTMAX_C (1) << 63)
319 # define INT64_MAX INTMAX_C (9223372036854775807)
320 #endif
322 #undef UINT64_MAX
323 #ifdef GL_UINT64_T
324 # define UINT64_MAX UINTMAX_C (18446744073709551615)
325 #endif
327 /* 7.18.2.2. Limits of minimum-width integer types */
329 /* Here we assume a standard architecture where the hardware integer
330 types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
331 are the same as the corresponding N_t types. */
333 #undef INT_LEAST8_MIN
334 #undef INT_LEAST8_MAX
335 #undef UINT_LEAST8_MAX
336 #define INT_LEAST8_MIN INT8_MIN
337 #define INT_LEAST8_MAX INT8_MAX
338 #define UINT_LEAST8_MAX UINT8_MAX
340 #undef INT_LEAST16_MIN
341 #undef INT_LEAST16_MAX
342 #undef UINT_LEAST16_MAX
343 #define INT_LEAST16_MIN INT16_MIN
344 #define INT_LEAST16_MAX INT16_MAX
345 #define UINT_LEAST16_MAX UINT16_MAX
347 #undef INT_LEAST32_MIN
348 #undef INT_LEAST32_MAX
349 #undef UINT_LEAST32_MAX
350 #define INT_LEAST32_MIN INT32_MIN
351 #define INT_LEAST32_MAX INT32_MAX
352 #define UINT_LEAST32_MAX UINT32_MAX
354 #undef INT_LEAST64_MIN
355 #undef INT_LEAST64_MAX
356 #ifdef GL_INT64_T
357 # define INT_LEAST64_MIN INT64_MIN
358 # define INT_LEAST64_MAX INT64_MAX
359 #endif
361 #undef UINT_LEAST64_MAX
362 #ifdef GL_UINT64_T
363 # define UINT_LEAST64_MAX UINT64_MAX
364 #endif
366 /* 7.18.2.3. Limits of fastest minimum-width integer types */
368 /* Here we assume a standard architecture where the hardware integer
369 types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
370 are taken from the same list of types. */
372 #undef INT_FAST8_MIN
373 #undef INT_FAST8_MAX
374 #undef UINT_FAST8_MAX
375 #define INT_FAST8_MIN LONG_MIN
376 #define INT_FAST8_MAX LONG_MAX
377 #define UINT_FAST8_MAX ULONG_MAX
379 #undef INT_FAST16_MIN
380 #undef INT_FAST16_MAX
381 #undef UINT_FAST16_MAX
382 #define INT_FAST16_MIN LONG_MIN
383 #define INT_FAST16_MAX LONG_MAX
384 #define UINT_FAST16_MAX ULONG_MAX
386 #undef INT_FAST32_MIN
387 #undef INT_FAST32_MAX
388 #undef UINT_FAST32_MAX
389 #define INT_FAST32_MIN LONG_MIN
390 #define INT_FAST32_MAX LONG_MAX
391 #define UINT_FAST32_MAX ULONG_MAX
393 #undef INT_FAST64_MIN
394 #undef INT_FAST64_MAX
395 #ifdef GL_INT64_T
396 # define INT_FAST64_MIN INT64_MIN
397 # define INT_FAST64_MAX INT64_MAX
398 #endif
400 #undef UINT_FAST64_MAX
401 #ifdef GL_UINT64_T
402 # define UINT_FAST64_MAX UINT64_MAX
403 #endif
405 /* 7.18.2.4. Limits of integer types capable of holding object pointers */
407 #undef INTPTR_MIN
408 #undef INTPTR_MAX
409 #undef UINTPTR_MAX
410 #define INTPTR_MIN LONG_MIN
411 #define INTPTR_MAX LONG_MAX
412 #define UINTPTR_MAX ULONG_MAX
414 /* 7.18.2.5. Limits of greatest-width integer types */
416 #undef INTMAX_MIN
417 #undef INTMAX_MAX
418 #ifdef INT64_MAX
419 # define INTMAX_MIN INT64_MIN
420 # define INTMAX_MAX INT64_MAX
421 #else
422 # define INTMAX_MIN INT32_MIN
423 # define INTMAX_MAX INT32_MAX
424 #endif
426 #undef UINTMAX_MAX
427 #ifdef UINT64_MAX
428 # define UINTMAX_MAX UINT64_MAX
429 #else
430 # define UINTMAX_MAX UINT32_MAX
431 #endif
433 /* 7.18.3. Limits of other integer types */
435 /* ptrdiff_t limits */
436 #undef PTRDIFF_MIN
437 #undef PTRDIFF_MAX
438 #if @APPLE_UNIVERSAL_BUILD@
439 # ifdef _LP64
440 # define PTRDIFF_MIN _STDINT_MIN (1, 64, 0l)
441 # define PTRDIFF_MAX _STDINT_MAX (1, 64, 0l)
442 # else
443 # define PTRDIFF_MIN _STDINT_MIN (1, 32, 0)
444 # define PTRDIFF_MAX _STDINT_MAX (1, 32, 0)
445 # endif
446 #else
447 # define PTRDIFF_MIN \
448 _STDINT_MIN (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
449 # define PTRDIFF_MAX \
450 _STDINT_MAX (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
451 #endif
453 /* sig_atomic_t limits */
454 #undef SIG_ATOMIC_MIN
455 #undef SIG_ATOMIC_MAX
456 #define SIG_ATOMIC_MIN \
457 _STDINT_MIN (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
458 0@SIG_ATOMIC_T_SUFFIX@)
459 #define SIG_ATOMIC_MAX \
460 _STDINT_MAX (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
461 0@SIG_ATOMIC_T_SUFFIX@)
464 /* size_t limit */
465 #undef SIZE_MAX
466 #if @APPLE_UNIVERSAL_BUILD@
467 # ifdef _LP64
468 # define SIZE_MAX _STDINT_MAX (0, 64, 0ul)
469 # else
470 # define SIZE_MAX _STDINT_MAX (0, 32, 0ul)
471 # endif
472 #else
473 # define SIZE_MAX _STDINT_MAX (0, @BITSIZEOF_SIZE_T@, 0@SIZE_T_SUFFIX@)
474 #endif
476 /* wchar_t limits */
477 /* Get WCHAR_MIN, WCHAR_MAX.
478 This include is not on the top, above, because on OSF/1 4.0 we have a sequence of nested
479 includes <wchar.h> -> <stdio.h> -> <getopt.h> -> <stdlib.h>, and the latter includes
480 <stdint.h> and assumes its types are already defined. */
481 #if ! (defined WCHAR_MIN && defined WCHAR_MAX)
482 # define _GL_JUST_INCLUDE_SYSTEM_WCHAR_H
483 # include <wchar.h>
484 # undef _GL_JUST_INCLUDE_SYSTEM_WCHAR_H
485 #endif
486 #undef WCHAR_MIN
487 #undef WCHAR_MAX
488 #define WCHAR_MIN \
489 _STDINT_MIN (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
490 #define WCHAR_MAX \
491 _STDINT_MAX (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
493 /* wint_t limits */
494 #undef WINT_MIN
495 #undef WINT_MAX
496 #define WINT_MIN \
497 _STDINT_MIN (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
498 #define WINT_MAX \
499 _STDINT_MAX (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
501 #endif /* !defined __cplusplus || defined __STDC_LIMIT_MACROS */
503 /* 7.18.4. Macros for integer constants */
505 #if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS
507 /* 7.18.4.1. Macros for minimum-width integer constants */
508 /* According to ISO C 99 Technical Corrigendum 1 */
510 /* Here we assume a standard architecture where the hardware integer
511 types have 8, 16, 32, optionally 64 bits, and int is 32 bits. */
513 #undef INT8_C
514 #undef UINT8_C
515 #define INT8_C(x) x
516 #define UINT8_C(x) x
518 #undef INT16_C
519 #undef UINT16_C
520 #define INT16_C(x) x
521 #define UINT16_C(x) x
523 #undef INT32_C
524 #undef UINT32_C
525 #define INT32_C(x) x
526 #define UINT32_C(x) x ## U
528 #undef INT64_C
529 #undef UINT64_C
530 #if LONG_MAX >> 31 >> 31 == 1
531 # define INT64_C(x) x##L
532 #elif defined _MSC_VER
533 # define INT64_C(x) x##i64
534 #elif @HAVE_LONG_LONG_INT@
535 # define INT64_C(x) x##LL
536 #endif
537 #if ULONG_MAX >> 31 >> 31 >> 1 == 1
538 # define UINT64_C(x) x##UL
539 #elif defined _MSC_VER
540 # define UINT64_C(x) x##ui64
541 #elif @HAVE_UNSIGNED_LONG_LONG_INT@
542 # define UINT64_C(x) x##ULL
543 #endif
545 /* 7.18.4.2. Macros for greatest-width integer constants */
547 #undef INTMAX_C
548 #if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1
549 # define INTMAX_C(x) x##LL
550 #elif defined GL_INT64_T
551 # define INTMAX_C(x) INT64_C(x)
552 #else
553 # define INTMAX_C(x) x##L
554 #endif
556 #undef UINTMAX_C
557 #if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1
558 # define UINTMAX_C(x) x##ULL
559 #elif defined GL_UINT64_T
560 # define UINTMAX_C(x) UINT64_C(x)
561 #else
562 # define UINTMAX_C(x) x##UL
563 #endif
565 #endif /* !defined __cplusplus || defined __STDC_CONSTANT_MACROS */
567 #endif /* _GL_STDINT_H */
568 #endif /* !defined _GL_STDINT_H && !defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H */