lib/stdint.in.h

   1 /* Copyright (C) 2001-2002, 2004-2024 Free Software Foundation, Inc.
   2    Written by Paul Eggert, Bruno Haible, Sam Steingold, Peter Burwood.
   3    This file is part of gnulib.
   4
   5    This file is free software: you can redistribute it and/or modify
   6    it under the terms of the GNU Lesser General Public License as
   7    published by the Free Software Foundation; either version 2.1 of the
   8    License, or (at your option) any later version.
   9
  10    This file 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 Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public License
  16    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  17
  18 /*
  19  * ISO C 99 <stdint.h> for platforms that lack it.
  20  * <https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/stdint.h.html>
  21  */
  22
  23 #ifndef _@GUARD_PREFIX@_STDINT_H
  24
  25 #if __GNUC__ >= 3
  26 @PRAGMA_SYSTEM_HEADER@
  27 #endif
  28 @PRAGMA_COLUMNS@
  29
  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
  35
  36 /* On Android (Bionic libc), <sys/types.h> includes this file before
  37    having defined 'time_t'.  Therefore in this case avoid including
  38    other system header files; just include the system's <stdint.h>.
  39    Ideally we should test __BIONIC__ here, but it is only defined after
  40    <sys/cdefs.h> has been included; hence test __ANDROID__ instead.  */
  41 #if defined __ANDROID__ && defined _GL_INCLUDING_SYS_TYPES_H
  42 # @INCLUDE_NEXT@ @NEXT_STDINT_H@
  43 #else
  44
  45 /* Get those types that are already defined in other system include
  46    files, so that we can "#define int8_t signed char" below without
  47    worrying about a later system include file containing a "typedef
  48    signed char int8_t;" that will get messed up by our macro.  Our
  49    macros should all be consistent with the system versions, except
  50    for the "fast" types and macros, which we recommend against using
  51    in public interfaces due to compiler differences.  */
  52
  53 #if @HAVE_STDINT_H@
  54 # if defined __sgi && ! defined __c99
  55    /* Bypass IRIX's <stdint.h> if in C89 mode, since it merely annoys users
  56       with "This header file is to be used only for c99 mode compilations"
  57       diagnostics.  */
  58 #  define __STDINT_H__
  59 # endif
  60
  61   /* Some pre-C++11 <stdint.h> implementations need this.  */
  62 # ifdef __cplusplus
  63 #  ifndef __STDC_CONSTANT_MACROS
  64 #   define __STDC_CONSTANT_MACROS 1
  65 #  endif
  66 #  ifndef __STDC_LIMIT_MACROS
  67 #   define __STDC_LIMIT_MACROS 1
  68 #  endif
  69 # endif
  70
  71   /* Other systems may have an incomplete or buggy <stdint.h>.
  72      Include it before <inttypes.h>, since any "#include <stdint.h>"
  73      in <inttypes.h> would reinclude us, skipping our contents because
  74      _@GUARD_PREFIX@_STDINT_H is defined.
  75      The include_next requires a split double-inclusion guard.  */
  76 # @INCLUDE_NEXT@ @NEXT_STDINT_H@
  77 #endif
  78
  79 #if ! defined _@GUARD_PREFIX@_STDINT_H && ! defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H
  80 #define _@GUARD_PREFIX@_STDINT_H
  81
  82 /* Get SCHAR_MIN, SCHAR_MAX, UCHAR_MAX, INT_MIN, INT_MAX,
  83    LONG_MIN, LONG_MAX, ULONG_MAX, _GL_INTEGER_WIDTH.  */
  84 #include <limits.h>
  85
  86 /* Override WINT_MIN and WINT_MAX if gnulib's <wchar.h> or <wctype.h> overrides
  87    wint_t.  */
  88 #if @GNULIBHEADERS_OVERRIDE_WINT_T@
  89 # undef WINT_MIN
  90 # undef WINT_MAX
  91 # define WINT_MIN 0x0U
  92 # define WINT_MAX 0xffffffffU
  93 #endif
  94
  95 #if ! @HAVE_C99_STDINT_H@
  96
  97 /* <sys/types.h> defines some of the stdint.h types as well, on glibc,
  98    IRIX 6.5, and OpenBSD 3.8 (via <machine/types.h>).
  99    AIX 5.2 <sys/types.h> isn't needed and causes troubles.
 100    Mac OS X 10.4.6 <sys/types.h> includes <stdint.h> (which is us), but
 101    relies on the system <stdint.h> definitions, so include
 102    <sys/types.h> after @NEXT_STDINT_H@.  */
 103 # if @HAVE_SYS_TYPES_H@ && ! defined _AIX
 104 #  include <sys/types.h>
 105 # endif
 106
 107 # if @HAVE_INTTYPES_H@
 108   /* In OpenBSD 3.8, <inttypes.h> includes <machine/types.h>, which defines
 109      int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__.
 110      <inttypes.h> also defines intptr_t and uintptr_t.  */
 111 #  include <inttypes.h>
 112 # elif @HAVE_SYS_INTTYPES_H@
 113   /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and
 114      the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX.  */
 115 #  include <sys/inttypes.h>
 116 # endif
 117
 118 # if @HAVE_SYS_BITYPES_H@ && ! defined __BIT_TYPES_DEFINED__
 119   /* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines
 120      int{8,16,32,64}_t and __BIT_TYPES_DEFINED__.  In libc5 >= 5.2.2 it is
 121      included by <sys/types.h>.  */
 122 #  include <sys/bitypes.h>
 123 # endif
 124
 125 # undef _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H
 126
 127 /* Minimum and maximum values for an integer type under the usual assumption.
 128    Return an unspecified value if BITS == 0, adding a check to pacify
 129    picky compilers.  */
 130
 131 /* These are separate macros, because if you try to merge these macros into
 132    a single one, HP-UX cc rejects the resulting expression in constant
 133    expressions.  */
 134 # define _STDINT_UNSIGNED_MIN(bits, zero) \
 135     (zero)
 136 # define _STDINT_SIGNED_MIN(bits, zero) \
 137     (~ _STDINT_MAX (1, bits, zero))
 138
 139 # define _STDINT_MAX(signed, bits, zero) \
 140     (((((zero) + 1) << ((bits) ? (bits) - 1 - (signed) : 0)) - 1) * 2 + 1)
 141
 142 #if !GNULIB_defined_stdint_types
 143
 144 /* 7.18.1.1. Exact-width integer types */
 145
 146 /* Here we assume a standard architecture where the hardware integer
 147    types have 8, 16, 32, optionally 64 bits.  */
 148
 149 # undef int8_t
 150 # undef uint8_t
 151 typedef signed char gl_int8_t;
 152 typedef unsigned char gl_uint8_t;
 153 # define int8_t gl_int8_t
 154 # define uint8_t gl_uint8_t
 155
 156 # undef int16_t
 157 # undef uint16_t
 158 typedef short int gl_int16_t;
 159 typedef unsigned short int gl_uint16_t;
 160 # define int16_t gl_int16_t
 161 # define uint16_t gl_uint16_t
 162
 163 # undef int32_t
 164 # undef uint32_t
 165 typedef int gl_int32_t;
 166 typedef unsigned int gl_uint32_t;
 167 # define int32_t gl_int32_t
 168 # define uint32_t gl_uint32_t
 169
 170 /* If the system defines INT64_MAX, assume int64_t works.  That way,
 171    if the underlying platform defines int64_t to be a 64-bit long long
 172    int, the code below won't mistakenly define it to be a 64-bit long
 173    int, which would mess up C++ name mangling.  We must use #ifdef
 174    rather than #if, to avoid an error with HP-UX 10.20 cc.  */
 175
 176 # ifdef INT64_MAX
 177 #  define GL_INT64_T
 178 # else
 179 /* Do not undefine int64_t if gnulib is not being used with 64-bit
 180    types, since otherwise it breaks platforms like Tandem/NSK.  */
 181 #  if LONG_MAX >> 31 >> 31 == 1
 182 #   undef int64_t
 183 typedef long int gl_int64_t;
 184 #   define int64_t gl_int64_t
 185 #   define GL_INT64_T
 186 #  elif defined _MSC_VER
 187 #   undef int64_t
 188 typedef __int64 gl_int64_t;
 189 #   define int64_t gl_int64_t
 190 #   define GL_INT64_T
 191 #  else
 192 #   undef int64_t
 193 typedef long long int gl_int64_t;
 194 #   define int64_t gl_int64_t
 195 #   define GL_INT64_T
 196 #  endif
 197 # endif
 198
 199 # ifdef UINT64_MAX
 200 #  define GL_UINT64_T
 201 # else
 202 #  if ULONG_MAX >> 31 >> 31 >> 1 == 1
 203 #   undef uint64_t
 204 typedef unsigned long int gl_uint64_t;
 205 #   define uint64_t gl_uint64_t
 206 #   define GL_UINT64_T
 207 #  elif defined _MSC_VER
 208 #   undef uint64_t
 209 typedef unsigned __int64 gl_uint64_t;
 210 #   define uint64_t gl_uint64_t
 211 #   define GL_UINT64_T
 212 #  else
 213 #   undef uint64_t
 214 typedef unsigned long long int gl_uint64_t;
 215 #   define uint64_t gl_uint64_t
 216 #   define GL_UINT64_T
 217 #  endif
 218 # endif
 219
 220 /* Avoid collision with Solaris 2.5.1 <pthread.h> etc.  */
 221 # define _UINT8_T
 222 # define _UINT32_T
 223 # define _UINT64_T
 224
 225
 226 /* 7.18.1.2. Minimum-width integer types */
 227
 228 /* Here we assume a standard architecture where the hardware integer
 229    types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
 230    are the same as the corresponding N_t types.  */
 231
 232 # undef int_least8_t
 233 # undef uint_least8_t
 234 # undef int_least16_t
 235 # undef uint_least16_t
 236 # undef int_least32_t
 237 # undef uint_least32_t
 238 # undef int_least64_t
 239 # undef uint_least64_t
 240 # define int_least8_t int8_t
 241 # define uint_least8_t uint8_t
 242 # define int_least16_t int16_t
 243 # define uint_least16_t uint16_t
 244 # define int_least32_t int32_t
 245 # define uint_least32_t uint32_t
 246 # ifdef GL_INT64_T
 247 #  define int_least64_t int64_t
 248 # endif
 249 # ifdef GL_UINT64_T
 250 #  define uint_least64_t uint64_t
 251 # endif
 252
 253 /* 7.18.1.3. Fastest minimum-width integer types */
 254
 255 /* Note: Other <stdint.h> substitutes may define these types differently.
 256    It is not recommended to use these types in public header files. */
 257
 258 /* Here we assume a standard architecture where the hardware integer
 259    types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
 260    are taken from the same list of types.  The following code normally
 261    uses types consistent with glibc, as that lessens the chance of
 262    incompatibility with older GNU hosts.  */
 263
 264 # undef int_fast8_t
 265 # undef uint_fast8_t
 266 # undef int_fast16_t
 267 # undef uint_fast16_t
 268 # undef int_fast32_t
 269 # undef uint_fast32_t
 270 # undef int_fast64_t
 271 # undef uint_fast64_t
 272 typedef signed char gl_int_fast8_t;
 273 typedef unsigned char gl_uint_fast8_t;
 274
 275 # ifdef __sun
 276 /* Define types compatible with SunOS 5.10, so that code compiled under
 277    earlier SunOS versions works with code compiled under SunOS 5.10.  */
 278 typedef int gl_int_fast32_t;
 279 typedef unsigned int gl_uint_fast32_t;
 280 # else
 281 typedef long int gl_int_fast32_t;
 282 typedef unsigned long int gl_uint_fast32_t;
 283 # endif
 284 typedef gl_int_fast32_t gl_int_fast16_t;
 285 typedef gl_uint_fast32_t gl_uint_fast16_t;
 286
 287 # define int_fast8_t gl_int_fast8_t
 288 # define uint_fast8_t gl_uint_fast8_t
 289 # define int_fast16_t gl_int_fast16_t
 290 # define uint_fast16_t gl_uint_fast16_t
 291 # define int_fast32_t gl_int_fast32_t
 292 # define uint_fast32_t gl_uint_fast32_t
 293 # ifdef GL_INT64_T
 294 #  define int_fast64_t int64_t
 295 # endif
 296 # ifdef GL_UINT64_T
 297 #  define uint_fast64_t uint64_t
 298 # endif
 299
 300 /* 7.18.1.4. Integer types capable of holding object pointers */
 301
 302 /* kLIBC's <stdint.h> defines _INTPTR_T_DECLARED and needs its own
 303    definitions of intptr_t and uintptr_t (which use int and unsigned)
 304    to avoid clashes with declarations of system functions like sbrk.
 305    Similarly, MinGW WSL-5.4.1 <stdint.h> needs its own intptr_t and
 306    uintptr_t to avoid conflicting declarations of system functions like
 307    _findclose in <io.h>.  */
 308 # if !((defined __KLIBC__ && defined _INTPTR_T_DECLARED) \
 309        || (defined __INTPTR_WIDTH__ \
 310            && __INTPTR_WIDTH__ != (defined _WIN64 ? LLONG_WIDTH : LONG_WIDTH)) \
 311        || defined __MINGW32__)
 312 #  undef intptr_t
 313 #  undef uintptr_t
 314 #  ifdef _WIN64
 315 typedef long long int gl_intptr_t;
 316 typedef unsigned long long int gl_uintptr_t;
 317 #  else
 318 typedef long int gl_intptr_t;
 319 typedef unsigned long int gl_uintptr_t;
 320 #  endif
 321 #  define intptr_t gl_intptr_t
 322 #  define uintptr_t gl_uintptr_t
 323 # endif
 324
 325 /* 7.18.1.5. Greatest-width integer types */
 326
 327 /* Note: These types are compiler dependent. It may be unwise to use them in
 328    public header files. */
 329
 330 /* If the system defines INTMAX_MAX, assume that intmax_t works, and
 331    similarly for UINTMAX_MAX and uintmax_t.  This avoids problems with
 332    assuming one type where another is used by the system.  */
 333
 334 # ifndef INTMAX_MAX
 335 #  undef INTMAX_C
 336 #  undef intmax_t
 337 #  if LONG_MAX >> 30 == 1
 338 typedef long long int gl_intmax_t;
 339 #   define intmax_t gl_intmax_t
 340 #  elif defined GL_INT64_T
 341 #   define intmax_t int64_t
 342 #  else
 343 typedef long int gl_intmax_t;
 344 #   define intmax_t gl_intmax_t
 345 #  endif
 346 # endif
 347
 348 # ifndef UINTMAX_MAX
 349 #  undef UINTMAX_C
 350 #  undef uintmax_t
 351 #  if ULONG_MAX >> 31 == 1
 352 typedef unsigned long long int gl_uintmax_t;
 353 #   define uintmax_t gl_uintmax_t
 354 #  elif defined GL_UINT64_T
 355 #   define uintmax_t uint64_t
 356 #  else
 357 typedef unsigned long int gl_uintmax_t;
 358 #   define uintmax_t gl_uintmax_t
 359 #  endif
 360 # endif
 361
 362 /* Verify that intmax_t and uintmax_t have the same size.  Too much code
 363    breaks if this is not the case.  If this check fails, the reason is likely
 364    to be found in the autoconf macros.  */
 365 typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t)
 366                                 ? 1 : -1];
 367
 368 # define GNULIB_defined_stdint_types 1
 369 # endif /* !GNULIB_defined_stdint_types */
 370
 371 /* 7.18.2. Limits of specified-width integer types */
 372
 373 /* 7.18.2.1. Limits of exact-width integer types */
 374
 375 /* Here we assume a standard architecture where the hardware integer
 376    types have 8, 16, 32, optionally 64 bits.  */
 377
 378 # undef INT8_MIN
 379 # undef INT8_MAX
 380 # undef UINT8_MAX
 381 # define INT8_MIN  (~ INT8_MAX)
 382 # define INT8_MAX  127
 383 # define UINT8_MAX  255
 384
 385 # undef INT16_MIN
 386 # undef INT16_MAX
 387 # undef UINT16_MAX
 388 # define INT16_MIN  (~ INT16_MAX)
 389 # define INT16_MAX  32767
 390 # define UINT16_MAX  65535
 391
 392 # undef INT32_MIN
 393 # undef INT32_MAX
 394 # undef UINT32_MAX
 395 # define INT32_MIN  (~ INT32_MAX)
 396 # define INT32_MAX  2147483647
 397 # define UINT32_MAX  4294967295U
 398
 399 # if defined GL_INT64_T && ! defined INT64_MAX
 400 /* Prefer (- INTMAX_C (1) << 63) over (~ INT64_MAX) because SunPRO C 5.0
 401    evaluates the latter incorrectly in preprocessor expressions.  */
 402 #  define INT64_MIN  (- INTMAX_C (1) << 63)
 403 #  define INT64_MAX  INTMAX_C (9223372036854775807)
 404 # endif
 405
 406 # if defined GL_UINT64_T && ! defined UINT64_MAX
 407 #  define UINT64_MAX  UINTMAX_C (18446744073709551615)
 408 # endif
 409
 410 /* 7.18.2.2. Limits of minimum-width integer types */
 411
 412 /* Here we assume a standard architecture where the hardware integer
 413    types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
 414    are the same as the corresponding N_t types.  */
 415
 416 # undef INT_LEAST8_MIN
 417 # undef INT_LEAST8_MAX
 418 # undef UINT_LEAST8_MAX
 419 # define INT_LEAST8_MIN  INT8_MIN
 420 # define INT_LEAST8_MAX  INT8_MAX
 421 # define UINT_LEAST8_MAX  UINT8_MAX
 422
 423 # undef INT_LEAST16_MIN
 424 # undef INT_LEAST16_MAX
 425 # undef UINT_LEAST16_MAX
 426 # define INT_LEAST16_MIN  INT16_MIN
 427 # define INT_LEAST16_MAX  INT16_MAX
 428 # define UINT_LEAST16_MAX  UINT16_MAX
 429
 430 # undef INT_LEAST32_MIN
 431 # undef INT_LEAST32_MAX
 432 # undef UINT_LEAST32_MAX
 433 # define INT_LEAST32_MIN  INT32_MIN
 434 # define INT_LEAST32_MAX  INT32_MAX
 435 # define UINT_LEAST32_MAX  UINT32_MAX
 436
 437 # undef INT_LEAST64_MIN
 438 # undef INT_LEAST64_MAX
 439 # ifdef GL_INT64_T
 440 #  define INT_LEAST64_MIN  INT64_MIN
 441 #  define INT_LEAST64_MAX  INT64_MAX
 442 # endif
 443
 444 # undef UINT_LEAST64_MAX
 445 # ifdef GL_UINT64_T
 446 #  define UINT_LEAST64_MAX  UINT64_MAX
 447 # endif
 448
 449 /* 7.18.2.3. Limits of fastest minimum-width integer types */
 450
 451 /* Here we assume a standard architecture where the hardware integer
 452    types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
 453    are taken from the same list of types.  */
 454
 455 # undef INT_FAST8_MIN
 456 # undef INT_FAST8_MAX
 457 # undef UINT_FAST8_MAX
 458 # define INT_FAST8_MIN  SCHAR_MIN
 459 # define INT_FAST8_MAX  SCHAR_MAX
 460 # define UINT_FAST8_MAX  UCHAR_MAX
 461
 462 # undef INT_FAST16_MIN
 463 # undef INT_FAST16_MAX
 464 # undef UINT_FAST16_MAX
 465 # define INT_FAST16_MIN  INT_FAST32_MIN
 466 # define INT_FAST16_MAX  INT_FAST32_MAX
 467 # define UINT_FAST16_MAX  UINT_FAST32_MAX
 468
 469 # undef INT_FAST32_MIN
 470 # undef INT_FAST32_MAX
 471 # undef UINT_FAST32_MAX
 472 # ifdef __sun
 473 #  define INT_FAST32_MIN  INT_MIN
 474 #  define INT_FAST32_MAX  INT_MAX
 475 #  define UINT_FAST32_MAX  UINT_MAX
 476 # else
 477 #  define INT_FAST32_MIN  LONG_MIN
 478 #  define INT_FAST32_MAX  LONG_MAX
 479 #  define UINT_FAST32_MAX  ULONG_MAX
 480 # endif
 481
 482 # undef INT_FAST64_MIN
 483 # undef INT_FAST64_MAX
 484 # ifdef GL_INT64_T
 485 #  define INT_FAST64_MIN  INT64_MIN
 486 #  define INT_FAST64_MAX  INT64_MAX
 487 # endif
 488
 489 # undef UINT_FAST64_MAX
 490 # ifdef GL_UINT64_T
 491 #  define UINT_FAST64_MAX  UINT64_MAX
 492 # endif
 493
 494 /* 7.18.2.4. Limits of integer types capable of holding object pointers */
 495
 496 # undef INTPTR_MIN
 497 # undef INTPTR_MAX
 498 # undef UINTPTR_MAX
 499 # ifdef _WIN64
 500 #  define INTPTR_MIN  LLONG_MIN
 501 #  define INTPTR_MAX  LLONG_MAX
 502 #  define UINTPTR_MAX  ULLONG_MAX
 503 # else
 504 #  define INTPTR_MIN  LONG_MIN
 505 #  define INTPTR_MAX  LONG_MAX
 506 #  define UINTPTR_MAX  ULONG_MAX
 507 # endif
 508
 509 /* 7.18.2.5. Limits of greatest-width integer types */
 510
 511 # ifndef INTMAX_MAX
 512 #  undef INTMAX_MIN
 513 #  ifdef INT64_MAX
 514 #   define INTMAX_MIN  INT64_MIN
 515 #   define INTMAX_MAX  INT64_MAX
 516 #  else
 517 #   define INTMAX_MIN  INT32_MIN
 518 #   define INTMAX_MAX  INT32_MAX
 519 #  endif
 520 # endif
 521
 522 # ifndef UINTMAX_MAX
 523 #  ifdef UINT64_MAX
 524 #   define UINTMAX_MAX  UINT64_MAX
 525 #  else
 526 #   define UINTMAX_MAX  UINT32_MAX
 527 #  endif
 528 # endif
 529
 530 /* 7.18.3. Limits of other integer types */
 531
 532 /* ptrdiff_t limits */
 533 # undef PTRDIFF_MIN
 534 # undef PTRDIFF_MAX
 535 # if @APPLE_UNIVERSAL_BUILD@
 536 #  ifdef _LP64
 537 #   define PTRDIFF_MIN  _STDINT_SIGNED_MIN (64, 0l)
 538 #   define PTRDIFF_MAX  _STDINT_MAX (1, 64, 0l)
 539 #  else
 540 #   define PTRDIFF_MIN  _STDINT_SIGNED_MIN (32, 0)
 541 #   define PTRDIFF_MAX  _STDINT_MAX (1, 32, 0)
 542 #  endif
 543 # else
 544 #  define PTRDIFF_MIN  \
 545     _STDINT_SIGNED_MIN (@BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
 546 #  define PTRDIFF_MAX  \
 547     _STDINT_MAX (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
 548 # endif
 549
 550 /* sig_atomic_t limits */
 551 # undef SIG_ATOMIC_MIN
 552 # undef SIG_ATOMIC_MAX
 553 # if @HAVE_SIGNED_SIG_ATOMIC_T@
 554 #  define SIG_ATOMIC_MIN  \
 555     _STDINT_SIGNED_MIN (@BITSIZEOF_SIG_ATOMIC_T@, 0@SIG_ATOMIC_T_SUFFIX@)
 556 # else
 557 #  define SIG_ATOMIC_MIN  \
 558     _STDINT_UNSIGNED_MIN (@BITSIZEOF_SIG_ATOMIC_T@, 0@SIG_ATOMIC_T_SUFFIX@)
 559 # endif
 560 # define SIG_ATOMIC_MAX  \
 561    _STDINT_MAX (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
 562                 0@SIG_ATOMIC_T_SUFFIX@)
 563
 564
 565 /* size_t limit */
 566 # undef SIZE_MAX
 567 # if @APPLE_UNIVERSAL_BUILD@
 568 #  ifdef _LP64
 569 #   define SIZE_MAX  _STDINT_MAX (0, 64, 0ul)
 570 #  else
 571 #   define SIZE_MAX  _STDINT_MAX (0, 32, 0ul)
 572 #  endif
 573 # else
 574 #  define SIZE_MAX  _STDINT_MAX (0, @BITSIZEOF_SIZE_T@, 0@SIZE_T_SUFFIX@)
 575 # endif
 576
 577 /* wchar_t limits */
 578 /* Get WCHAR_MIN, WCHAR_MAX.
 579    This include is not on the top, above, because on OSF/1 4.0 we have a
 580    sequence of nested includes
 581    <wchar.h> -> <stdio.h> -> <getopt.h> -> <stdlib.h>, and the latter includes
 582    <stdint.h> and assumes its types are already defined.  */
 583 # if @HAVE_WCHAR_H@ && ! (defined WCHAR_MIN && defined WCHAR_MAX)
 584 #  define _GL_JUST_INCLUDE_SYSTEM_WCHAR_H
 585 #  include <wchar.h>
 586 #  undef _GL_JUST_INCLUDE_SYSTEM_WCHAR_H
 587 # endif
 588 # undef WCHAR_MIN
 589 # undef WCHAR_MAX
 590 # if @HAVE_SIGNED_WCHAR_T@
 591 #  define WCHAR_MIN  \
 592     _STDINT_SIGNED_MIN (@BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
 593 # else
 594 #  define WCHAR_MIN  \
 595     _STDINT_UNSIGNED_MIN (@BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
 596 # endif
 597 # define WCHAR_MAX  \
 598    _STDINT_MAX (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
 599
 600 /* wint_t limits */
 601 /* If gnulib's <wchar.h> or <wctype.h> overrides wint_t, @WINT_T_SUFFIX@ is not
 602    accurate, therefore use the definitions from above.  */
 603 # if !@GNULIBHEADERS_OVERRIDE_WINT_T@
 604 #  undef WINT_MIN
 605 #  undef WINT_MAX
 606 #  if @HAVE_SIGNED_WINT_T@
 607 #   define WINT_MIN  \
 608      _STDINT_SIGNED_MIN (@BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
 609 #  else
 610 #   define WINT_MIN  \
 611      _STDINT_UNSIGNED_MIN (@BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
 612 #  endif
 613 #  define WINT_MAX  \
 614     _STDINT_MAX (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
 615 # endif
 616
 617 /* 7.18.4. Macros for integer constants */
 618
 619 /* 7.18.4.1. Macros for minimum-width integer constants */
 620 /* According to ISO C 99 Technical Corrigendum 1 */
 621
 622 /* Here we assume a standard architecture where the hardware integer
 623    types have 8, 16, 32, optionally 64 bits, and int is 32 bits.  */
 624
 625 # undef INT8_C
 626 # undef UINT8_C
 627 # define INT8_C(x) x
 628 # define UINT8_C(x) x
 629
 630 # undef INT16_C
 631 # undef UINT16_C
 632 # define INT16_C(x) x
 633 # define UINT16_C(x) x
 634
 635 # undef INT32_C
 636 # undef UINT32_C
 637 # define INT32_C(x) x
 638 # define UINT32_C(x) x ## U
 639
 640 # undef INT64_C
 641 # undef UINT64_C
 642 # if LONG_MAX >> 31 >> 31 == 1
 643 #  define INT64_C(x) x##L
 644 # elif defined _MSC_VER
 645 #  define INT64_C(x) x##i64
 646 # else
 647 #  define INT64_C(x) x##LL
 648 # endif
 649 # if ULONG_MAX >> 31 >> 31 >> 1 == 1
 650 #  define UINT64_C(x) x##UL
 651 # elif defined _MSC_VER
 652 #  define UINT64_C(x) x##ui64
 653 # else
 654 #  define UINT64_C(x) x##ULL
 655 # endif
 656
 657 /* 7.18.4.2. Macros for greatest-width integer constants */
 658
 659 # ifndef INTMAX_C
 660 #  if LONG_MAX >> 30 == 1
 661 #   define INTMAX_C(x)   x##LL
 662 #  elif defined GL_INT64_T
 663 #   define INTMAX_C(x)   INT64_C(x)
 664 #  else
 665 #   define INTMAX_C(x)   x##L
 666 #  endif
 667 # endif
 668
 669 # ifndef UINTMAX_C
 670 #  if ULONG_MAX >> 31 == 1
 671 #   define UINTMAX_C(x)  x##ULL
 672 #  elif defined GL_UINT64_T
 673 #   define UINTMAX_C(x)  UINT64_C(x)
 674 #  else
 675 #   define UINTMAX_C(x)  x##UL
 676 #  endif
 677 # endif
 678
 679 #endif /* !@HAVE_C99_STDINT_H@ */
 680
 681 /* Macros specified by ISO/IEC TS 18661-1:2014.  */
 682
 683 #if (!defined UINTMAX_WIDTH \
 684      && (defined _GNU_SOURCE || defined __STDC_WANT_IEC_60559_BFP_EXT__))
 685 # ifdef INT8_MAX
 686 #  define INT8_WIDTH _GL_INTEGER_WIDTH (INT8_MIN, INT8_MAX)
 687 # endif
 688 # ifdef UINT8_MAX
 689 #  define UINT8_WIDTH _GL_INTEGER_WIDTH (0, UINT8_MAX)
 690 # endif
 691 # ifdef INT16_MAX
 692 #  define INT16_WIDTH _GL_INTEGER_WIDTH (INT16_MIN, INT16_MAX)
 693 # endif
 694 # ifdef UINT16_MAX
 695 #  define UINT16_WIDTH _GL_INTEGER_WIDTH (0, UINT16_MAX)
 696 # endif
 697 # ifdef INT32_MAX
 698 #  define INT32_WIDTH _GL_INTEGER_WIDTH (INT32_MIN, INT32_MAX)
 699 # endif
 700 # ifdef UINT32_MAX
 701 #  define UINT32_WIDTH _GL_INTEGER_WIDTH (0, UINT32_MAX)
 702 # endif
 703 # ifdef INT64_MAX
 704 #  define INT64_WIDTH _GL_INTEGER_WIDTH (INT64_MIN, INT64_MAX)
 705 # endif
 706 # ifdef UINT64_MAX
 707 #  define UINT64_WIDTH _GL_INTEGER_WIDTH (0, UINT64_MAX)
 708 # endif
 709 # define INT_LEAST8_WIDTH _GL_INTEGER_WIDTH (INT_LEAST8_MIN, INT_LEAST8_MAX)
 710 # define UINT_LEAST8_WIDTH _GL_INTEGER_WIDTH (0, UINT_LEAST8_MAX)
 711 # define INT_LEAST16_WIDTH _GL_INTEGER_WIDTH (INT_LEAST16_MIN, INT_LEAST16_MAX)
 712 # define UINT_LEAST16_WIDTH _GL_INTEGER_WIDTH (0, UINT_LEAST16_MAX)
 713 # define INT_LEAST32_WIDTH _GL_INTEGER_WIDTH (INT_LEAST32_MIN, INT_LEAST32_MAX)
 714 # define UINT_LEAST32_WIDTH _GL_INTEGER_WIDTH (0, UINT_LEAST32_MAX)
 715 # define INT_LEAST64_WIDTH _GL_INTEGER_WIDTH (INT_LEAST64_MIN, INT_LEAST64_MAX)
 716 # define UINT_LEAST64_WIDTH _GL_INTEGER_WIDTH (0, UINT_LEAST64_MAX)
 717 # define INT_FAST8_WIDTH _GL_INTEGER_WIDTH (INT_FAST8_MIN, INT_FAST8_MAX)
 718 # define UINT_FAST8_WIDTH _GL_INTEGER_WIDTH (0, UINT_FAST8_MAX)
 719 # define INT_FAST16_WIDTH _GL_INTEGER_WIDTH (INT_FAST16_MIN, INT_FAST16_MAX)
 720 # define UINT_FAST16_WIDTH _GL_INTEGER_WIDTH (0, UINT_FAST16_MAX)
 721 # define INT_FAST32_WIDTH _GL_INTEGER_WIDTH (INT_FAST32_MIN, INT_FAST32_MAX)
 722 # define UINT_FAST32_WIDTH _GL_INTEGER_WIDTH (0, UINT_FAST32_MAX)
 723 # define INT_FAST64_WIDTH _GL_INTEGER_WIDTH (INT_FAST64_MIN, INT_FAST64_MAX)
 724 # define UINT_FAST64_WIDTH _GL_INTEGER_WIDTH (0, UINT_FAST64_MAX)
 725 # define INTPTR_WIDTH _GL_INTEGER_WIDTH (INTPTR_MIN, INTPTR_MAX)
 726 # define UINTPTR_WIDTH _GL_INTEGER_WIDTH (0, UINTPTR_MAX)
 727 # define INTMAX_WIDTH _GL_INTEGER_WIDTH (INTMAX_MIN, INTMAX_MAX)
 728 # define UINTMAX_WIDTH _GL_INTEGER_WIDTH (0, UINTMAX_MAX)
 729 # define PTRDIFF_WIDTH _GL_INTEGER_WIDTH (PTRDIFF_MIN, PTRDIFF_MAX)
 730 # define SIZE_WIDTH _GL_INTEGER_WIDTH (0, SIZE_MAX)
 731 # define WCHAR_WIDTH _GL_INTEGER_WIDTH (WCHAR_MIN, WCHAR_MAX)
 732 # ifdef WINT_MAX
 733 #  define WINT_WIDTH _GL_INTEGER_WIDTH (WINT_MIN, WINT_MAX)
 734 # endif
 735 # ifdef SIG_ATOMIC_MAX
 736 #  define SIG_ATOMIC_WIDTH _GL_INTEGER_WIDTH (SIG_ATOMIC_MIN, SIG_ATOMIC_MAX)
 737 # endif
 738 #endif /* !WINT_WIDTH && (_GNU_SOURCE || __STDC_WANT_IEC_60559_BFP_EXT__) */
 739
 740 #endif /* _@GUARD_PREFIX@_STDINT_H */
 741 #endif /* !(defined __ANDROID__ && ...) */
 742 #endif /* !defined _@GUARD_PREFIX@_STDINT_H && !defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H */