lib/stdint.in.h

   1 /* Copyright (C) 2001-2002, 2004-2016 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 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.
   9
  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.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program; if not, see <http://www.gnu.org/licenses/>.  */
  17
  18 /*
  19  * ISO C 99 <stdint.h> for platforms that lack it.
  20  * <http://www.opengroup.org/susv3xbd/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 #if ! @HAVE_C99_STDINT_H@
  87
  88 /* <sys/types.h> defines some of the stdint.h types as well, on glibc,
  89    IRIX 6.5, and OpenBSD 3.8 (via <machine/types.h>).
  90    AIX 5.2 <sys/types.h> isn't needed and causes troubles.
  91    Mac OS X 10.4.6 <sys/types.h> includes <stdint.h> (which is us), but
  92    relies on the system <stdint.h> definitions, so include
  93    <sys/types.h> after @NEXT_STDINT_H@.  */
  94 # if @HAVE_SYS_TYPES_H@ && ! defined _AIX
  95 #  include <sys/types.h>
  96 # endif
  97
  98 # if @HAVE_INTTYPES_H@
  99   /* In OpenBSD 3.8, <inttypes.h> includes <machine/types.h>, which defines
 100      int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__.
 101      <inttypes.h> also defines intptr_t and uintptr_t.  */
 102 #  include <inttypes.h>
 103 # elif @HAVE_SYS_INTTYPES_H@
 104   /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and
 105      the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX.  */
 106 #  include <sys/inttypes.h>
 107 # endif
 108
 109 # if @HAVE_SYS_BITYPES_H@ && ! defined __BIT_TYPES_DEFINED__
 110   /* Linux libc4 >= 4.6.7 and libc5 have a <sys/bitypes.h> that defines
 111      int{8,16,32,64}_t and __BIT_TYPES_DEFINED__.  In libc5 >= 5.2.2 it is
 112      included by <sys/types.h>.  */
 113 #  include <sys/bitypes.h>
 114 # endif
 115
 116 # undef _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H
 117
 118 /* Minimum and maximum values for an integer type under the usual assumption.
 119    Return an unspecified value if BITS == 0, adding a check to pacify
 120    picky compilers.  */
 121
 122 # define _STDINT_MIN(signed, bits, zero) \
 123     ((signed) ? ~ _STDINT_MAX (signed, bits, zero) : (zero))
 124
 125 # define _STDINT_MAX(signed, bits, zero) \
 126     (((((zero) + 1) << ((bits) ? (bits) - 1 - (signed) : 0)) - 1) * 2 + 1)
 127
 128 #if !GNULIB_defined_stdint_types
 129
 130 /* 7.18.1.1. Exact-width integer types */
 131
 132 /* Here we assume a standard architecture where the hardware integer
 133    types have 8, 16, 32, optionally 64 bits.  */
 134
 135 # undef int8_t
 136 # undef uint8_t
 137 typedef signed char gl_int8_t;
 138 typedef unsigned char gl_uint8_t;
 139 # define int8_t gl_int8_t
 140 # define uint8_t gl_uint8_t
 141
 142 # undef int16_t
 143 # undef uint16_t
 144 typedef short int gl_int16_t;
 145 typedef unsigned short int gl_uint16_t;
 146 # define int16_t gl_int16_t
 147 # define uint16_t gl_uint16_t
 148
 149 # undef int32_t
 150 # undef uint32_t
 151 typedef int gl_int32_t;
 152 typedef unsigned int gl_uint32_t;
 153 # define int32_t gl_int32_t
 154 # define uint32_t gl_uint32_t
 155
 156 /* If the system defines INT64_MAX, assume int64_t works.  That way,
 157    if the underlying platform defines int64_t to be a 64-bit long long
 158    int, the code below won't mistakenly define it to be a 64-bit long
 159    int, which would mess up C++ name mangling.  We must use #ifdef
 160    rather than #if, to avoid an error with HP-UX 10.20 cc.  */
 161
 162 # ifdef INT64_MAX
 163 #  define GL_INT64_T
 164 # else
 165 /* Do not undefine int64_t if gnulib is not being used with 64-bit
 166    types, since otherwise it breaks platforms like Tandem/NSK.  */
 167 #  if LONG_MAX >> 31 >> 31 == 1
 168 #   undef int64_t
 169 typedef long int gl_int64_t;
 170 #   define int64_t gl_int64_t
 171 #   define GL_INT64_T
 172 #  elif defined _MSC_VER
 173 #   undef int64_t
 174 typedef __int64 gl_int64_t;
 175 #   define int64_t gl_int64_t
 176 #   define GL_INT64_T
 177 #  elif @HAVE_LONG_LONG_INT@
 178 #   undef int64_t
 179 typedef long long int gl_int64_t;
 180 #   define int64_t gl_int64_t
 181 #   define GL_INT64_T
 182 #  endif
 183 # endif
 184
 185 # ifdef UINT64_MAX
 186 #  define GL_UINT64_T
 187 # else
 188 #  if ULONG_MAX >> 31 >> 31 >> 1 == 1
 189 #   undef uint64_t
 190 typedef unsigned long int gl_uint64_t;
 191 #   define uint64_t gl_uint64_t
 192 #   define GL_UINT64_T
 193 #  elif defined _MSC_VER
 194 #   undef uint64_t
 195 typedef unsigned __int64 gl_uint64_t;
 196 #   define uint64_t gl_uint64_t
 197 #   define GL_UINT64_T
 198 #  elif @HAVE_UNSIGNED_LONG_LONG_INT@
 199 #   undef uint64_t
 200 typedef unsigned long long int gl_uint64_t;
 201 #   define uint64_t gl_uint64_t
 202 #   define GL_UINT64_T
 203 #  endif
 204 # endif
 205
 206 /* Avoid collision with Solaris 2.5.1 <pthread.h> etc.  */
 207 # define _UINT8_T
 208 # define _UINT32_T
 209 # define _UINT64_T
 210
 211
 212 /* 7.18.1.2. Minimum-width integer types */
 213
 214 /* Here we assume a standard architecture where the hardware integer
 215    types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
 216    are the same as the corresponding N_t types.  */
 217
 218 # undef int_least8_t
 219 # undef uint_least8_t
 220 # undef int_least16_t
 221 # undef uint_least16_t
 222 # undef int_least32_t
 223 # undef uint_least32_t
 224 # undef int_least64_t
 225 # undef uint_least64_t
 226 # define int_least8_t int8_t
 227 # define uint_least8_t uint8_t
 228 # define int_least16_t int16_t
 229 # define uint_least16_t uint16_t
 230 # define int_least32_t int32_t
 231 # define uint_least32_t uint32_t
 232 # ifdef GL_INT64_T
 233 #  define int_least64_t int64_t
 234 # endif
 235 # ifdef GL_UINT64_T
 236 #  define uint_least64_t uint64_t
 237 # endif
 238
 239 /* 7.18.1.3. Fastest minimum-width integer types */
 240
 241 /* Note: Other <stdint.h> substitutes may define these types differently.
 242    It is not recommended to use these types in public header files. */
 243
 244 /* Here we assume a standard architecture where the hardware integer
 245    types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
 246    are taken from the same list of types.  The following code normally
 247    uses types consistent with glibc, as that lessens the chance of
 248    incompatibility with older GNU hosts.  */
 249
 250 # undef int_fast8_t
 251 # undef uint_fast8_t
 252 # undef int_fast16_t
 253 # undef uint_fast16_t
 254 # undef int_fast32_t
 255 # undef uint_fast32_t
 256 # undef int_fast64_t
 257 # undef uint_fast64_t
 258 typedef signed char gl_int_fast8_t;
 259 typedef unsigned char gl_uint_fast8_t;
 260
 261 # ifdef __sun
 262 /* Define types compatible with SunOS 5.10, so that code compiled under
 263    earlier SunOS versions works with code compiled under SunOS 5.10.  */
 264 typedef int gl_int_fast32_t;
 265 typedef unsigned int gl_uint_fast32_t;
 266 # else
 267 typedef long int gl_int_fast32_t;
 268 typedef unsigned long int gl_uint_fast32_t;
 269 # endif
 270 typedef gl_int_fast32_t gl_int_fast16_t;
 271 typedef gl_uint_fast32_t gl_uint_fast16_t;
 272
 273 # define int_fast8_t gl_int_fast8_t
 274 # define uint_fast8_t gl_uint_fast8_t
 275 # define int_fast16_t gl_int_fast16_t
 276 # define uint_fast16_t gl_uint_fast16_t
 277 # define int_fast32_t gl_int_fast32_t
 278 # define uint_fast32_t gl_uint_fast32_t
 279 # ifdef GL_INT64_T
 280 #  define int_fast64_t int64_t
 281 # endif
 282 # ifdef GL_UINT64_T
 283 #  define uint_fast64_t uint64_t
 284 # endif
 285
 286 /* 7.18.1.4. Integer types capable of holding object pointers */
 287
 288 /* kLIBC's stdint.h defines _INTPTR_T_DECLARED and needs its own
 289    definitions of intptr_t and uintptr_t (which use int and unsigned)
 290    to avoid clashes with declarations of system functions like sbrk.  */
 291 # ifndef _INTPTR_T_DECLARED
 292 # undef intptr_t
 293 # undef uintptr_t
 294 typedef long int gl_intptr_t;
 295 typedef unsigned long int gl_uintptr_t;
 296 # define intptr_t gl_intptr_t
 297 # define uintptr_t gl_uintptr_t
 298 # endif
 299
 300 /* 7.18.1.5. Greatest-width integer types */
 301
 302 /* Note: These types are compiler dependent. It may be unwise to use them in
 303    public header files. */
 304
 305 /* If the system defines INTMAX_MAX, assume that intmax_t works, and
 306    similarly for UINTMAX_MAX and uintmax_t.  This avoids problems with
 307    assuming one type where another is used by the system.  */
 308
 309 # ifndef INTMAX_MAX
 310 #  undef INTMAX_C
 311 #  undef intmax_t
 312 #  if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1
 313 typedef long long int gl_intmax_t;
 314 #   define intmax_t gl_intmax_t
 315 #  elif defined GL_INT64_T
 316 #   define intmax_t int64_t
 317 #  else
 318 typedef long int gl_intmax_t;
 319 #   define intmax_t gl_intmax_t
 320 #  endif
 321 # endif
 322
 323 # ifndef UINTMAX_MAX
 324 #  undef UINTMAX_C
 325 #  undef uintmax_t
 326 #  if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1
 327 typedef unsigned long long int gl_uintmax_t;
 328 #   define uintmax_t gl_uintmax_t
 329 #  elif defined GL_UINT64_T
 330 #   define uintmax_t uint64_t
 331 #  else
 332 typedef unsigned long int gl_uintmax_t;
 333 #   define uintmax_t gl_uintmax_t
 334 #  endif
 335 # endif
 336
 337 /* Verify that intmax_t and uintmax_t have the same size.  Too much code
 338    breaks if this is not the case.  If this check fails, the reason is likely
 339    to be found in the autoconf macros.  */
 340 typedef int _verify_intmax_size[sizeof (intmax_t) == sizeof (uintmax_t)
 341                                 ? 1 : -1];
 342
 343 # define GNULIB_defined_stdint_types 1
 344 # endif /* !GNULIB_defined_stdint_types */
 345
 346 /* 7.18.2. Limits of specified-width integer types */
 347
 348 /* 7.18.2.1. Limits of exact-width integer types */
 349
 350 /* Here we assume a standard architecture where the hardware integer
 351    types have 8, 16, 32, optionally 64 bits.  */
 352
 353 # undef INT8_MIN
 354 # undef INT8_MAX
 355 # undef UINT8_MAX
 356 # define INT8_MIN  (~ INT8_MAX)
 357 # define INT8_MAX  127
 358 # define UINT8_MAX  255
 359
 360 # undef INT16_MIN
 361 # undef INT16_MAX
 362 # undef UINT16_MAX
 363 # define INT16_MIN  (~ INT16_MAX)
 364 # define INT16_MAX  32767
 365 # define UINT16_MAX  65535
 366
 367 # undef INT32_MIN
 368 # undef INT32_MAX
 369 # undef UINT32_MAX
 370 # define INT32_MIN  (~ INT32_MAX)
 371 # define INT32_MAX  2147483647
 372 # define UINT32_MAX  4294967295U
 373
 374 # if defined GL_INT64_T && ! defined INT64_MAX
 375 /* Prefer (- INTMAX_C (1) << 63) over (~ INT64_MAX) because SunPRO C 5.0
 376    evaluates the latter incorrectly in preprocessor expressions.  */
 377 #  define INT64_MIN  (- INTMAX_C (1) << 63)
 378 #  define INT64_MAX  INTMAX_C (9223372036854775807)
 379 # endif
 380
 381 # if defined GL_UINT64_T && ! defined UINT64_MAX
 382 #  define UINT64_MAX  UINTMAX_C (18446744073709551615)
 383 # endif
 384
 385 /* 7.18.2.2. Limits of minimum-width integer types */
 386
 387 /* Here we assume a standard architecture where the hardware integer
 388    types have 8, 16, 32, optionally 64 bits. Therefore the leastN_t types
 389    are the same as the corresponding N_t types.  */
 390
 391 # undef INT_LEAST8_MIN
 392 # undef INT_LEAST8_MAX
 393 # undef UINT_LEAST8_MAX
 394 # define INT_LEAST8_MIN  INT8_MIN
 395 # define INT_LEAST8_MAX  INT8_MAX
 396 # define UINT_LEAST8_MAX  UINT8_MAX
 397
 398 # undef INT_LEAST16_MIN
 399 # undef INT_LEAST16_MAX
 400 # undef UINT_LEAST16_MAX
 401 # define INT_LEAST16_MIN  INT16_MIN
 402 # define INT_LEAST16_MAX  INT16_MAX
 403 # define UINT_LEAST16_MAX  UINT16_MAX
 404
 405 # undef INT_LEAST32_MIN
 406 # undef INT_LEAST32_MAX
 407 # undef UINT_LEAST32_MAX
 408 # define INT_LEAST32_MIN  INT32_MIN
 409 # define INT_LEAST32_MAX  INT32_MAX
 410 # define UINT_LEAST32_MAX  UINT32_MAX
 411
 412 # undef INT_LEAST64_MIN
 413 # undef INT_LEAST64_MAX
 414 # ifdef GL_INT64_T
 415 #  define INT_LEAST64_MIN  INT64_MIN
 416 #  define INT_LEAST64_MAX  INT64_MAX
 417 # endif
 418
 419 # undef UINT_LEAST64_MAX
 420 # ifdef GL_UINT64_T
 421 #  define UINT_LEAST64_MAX  UINT64_MAX
 422 # endif
 423
 424 /* 7.18.2.3. Limits of fastest minimum-width integer types */
 425
 426 /* Here we assume a standard architecture where the hardware integer
 427    types have 8, 16, 32, optionally 64 bits. Therefore the fastN_t types
 428    are taken from the same list of types.  */
 429
 430 # undef INT_FAST8_MIN
 431 # undef INT_FAST8_MAX
 432 # undef UINT_FAST8_MAX
 433 # define INT_FAST8_MIN  SCHAR_MIN
 434 # define INT_FAST8_MAX  SCHAR_MAX
 435 # define UINT_FAST8_MAX  UCHAR_MAX
 436
 437 # undef INT_FAST16_MIN
 438 # undef INT_FAST16_MAX
 439 # undef UINT_FAST16_MAX
 440 # define INT_FAST16_MIN  INT_FAST32_MIN
 441 # define INT_FAST16_MAX  INT_FAST32_MAX
 442 # define UINT_FAST16_MAX  UINT_FAST32_MAX
 443
 444 # undef INT_FAST32_MIN
 445 # undef INT_FAST32_MAX
 446 # undef UINT_FAST32_MAX
 447 # ifdef __sun
 448 #  define INT_FAST32_MIN  INT_MIN
 449 #  define INT_FAST32_MAX  INT_MAX
 450 #  define UINT_FAST32_MAX  UINT_MAX
 451 # else
 452 #  define INT_FAST32_MIN  LONG_MIN
 453 #  define INT_FAST32_MAX  LONG_MAX
 454 #  define UINT_FAST32_MAX  ULONG_MAX
 455 # endif
 456
 457 # undef INT_FAST64_MIN
 458 # undef INT_FAST64_MAX
 459 # ifdef GL_INT64_T
 460 #  define INT_FAST64_MIN  INT64_MIN
 461 #  define INT_FAST64_MAX  INT64_MAX
 462 # endif
 463
 464 # undef UINT_FAST64_MAX
 465 # ifdef GL_UINT64_T
 466 #  define UINT_FAST64_MAX  UINT64_MAX
 467 # endif
 468
 469 /* 7.18.2.4. Limits of integer types capable of holding object pointers */
 470
 471 # undef INTPTR_MIN
 472 # undef INTPTR_MAX
 473 # undef UINTPTR_MAX
 474 # define INTPTR_MIN  LONG_MIN
 475 # define INTPTR_MAX  LONG_MAX
 476 # define UINTPTR_MAX  ULONG_MAX
 477
 478 /* 7.18.2.5. Limits of greatest-width integer types */
 479
 480 # ifndef INTMAX_MAX
 481 #  undef INTMAX_MIN
 482 #  ifdef INT64_MAX
 483 #   define INTMAX_MIN  INT64_MIN
 484 #   define INTMAX_MAX  INT64_MAX
 485 #  else
 486 #   define INTMAX_MIN  INT32_MIN
 487 #   define INTMAX_MAX  INT32_MAX
 488 #  endif
 489 # endif
 490
 491 # ifndef UINTMAX_MAX
 492 #  ifdef UINT64_MAX
 493 #   define UINTMAX_MAX  UINT64_MAX
 494 #  else
 495 #   define UINTMAX_MAX  UINT32_MAX
 496 #  endif
 497 # endif
 498
 499 /* 7.18.3. Limits of other integer types */
 500
 501 /* ptrdiff_t limits */
 502 # undef PTRDIFF_MIN
 503 # undef PTRDIFF_MAX
 504 # if @APPLE_UNIVERSAL_BUILD@
 505 #  ifdef _LP64
 506 #   define PTRDIFF_MIN  _STDINT_MIN (1, 64, 0l)
 507 #   define PTRDIFF_MAX  _STDINT_MAX (1, 64, 0l)
 508 #  else
 509 #   define PTRDIFF_MIN  _STDINT_MIN (1, 32, 0)
 510 #   define PTRDIFF_MAX  _STDINT_MAX (1, 32, 0)
 511 #  endif
 512 # else
 513 #  define PTRDIFF_MIN  \
 514     _STDINT_MIN (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
 515 #  define PTRDIFF_MAX  \
 516     _STDINT_MAX (1, @BITSIZEOF_PTRDIFF_T@, 0@PTRDIFF_T_SUFFIX@)
 517 # endif
 518
 519 /* sig_atomic_t limits */
 520 # undef SIG_ATOMIC_MIN
 521 # undef SIG_ATOMIC_MAX
 522 # define SIG_ATOMIC_MIN  \
 523    _STDINT_MIN (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
 524                 0@SIG_ATOMIC_T_SUFFIX@)
 525 # define SIG_ATOMIC_MAX  \
 526    _STDINT_MAX (@HAVE_SIGNED_SIG_ATOMIC_T@, @BITSIZEOF_SIG_ATOMIC_T@, \
 527                 0@SIG_ATOMIC_T_SUFFIX@)
 528
 529
 530 /* size_t limit */
 531 # undef SIZE_MAX
 532 # if @APPLE_UNIVERSAL_BUILD@
 533 #  ifdef _LP64
 534 #   define SIZE_MAX  _STDINT_MAX (0, 64, 0ul)
 535 #  else
 536 #   define SIZE_MAX  _STDINT_MAX (0, 32, 0ul)
 537 #  endif
 538 # else
 539 #  define SIZE_MAX  _STDINT_MAX (0, @BITSIZEOF_SIZE_T@, 0@SIZE_T_SUFFIX@)
 540 # endif
 541
 542 /* wchar_t limits */
 543 /* Get WCHAR_MIN, WCHAR_MAX.
 544    This include is not on the top, above, because on OSF/1 4.0 we have a
 545    sequence of nested includes
 546    <wchar.h> -> <stdio.h> -> <getopt.h> -> <stdlib.h>, and the latter includes
 547    <stdint.h> and assumes its types are already defined.  */
 548 # if @HAVE_WCHAR_H@ && ! (defined WCHAR_MIN && defined WCHAR_MAX)
 549   /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
 550      included before <wchar.h>.  */
 551 #  include <stddef.h>
 552 #  include <stdio.h>
 553 #  include <time.h>
 554 #  define _GL_JUST_INCLUDE_SYSTEM_WCHAR_H
 555 #  include <wchar.h>
 556 #  undef _GL_JUST_INCLUDE_SYSTEM_WCHAR_H
 557 # endif
 558 # undef WCHAR_MIN
 559 # undef WCHAR_MAX
 560 # define WCHAR_MIN  \
 561    _STDINT_MIN (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
 562 # define WCHAR_MAX  \
 563    _STDINT_MAX (@HAVE_SIGNED_WCHAR_T@, @BITSIZEOF_WCHAR_T@, 0@WCHAR_T_SUFFIX@)
 564
 565 /* wint_t limits */
 566 # undef WINT_MIN
 567 # undef WINT_MAX
 568 # define WINT_MIN  \
 569    _STDINT_MIN (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
 570 # define WINT_MAX  \
 571    _STDINT_MAX (@HAVE_SIGNED_WINT_T@, @BITSIZEOF_WINT_T@, 0@WINT_T_SUFFIX@)
 572
 573 /* 7.18.4. Macros for integer constants */
 574
 575 /* 7.18.4.1. Macros for minimum-width integer constants */
 576 /* According to ISO C 99 Technical Corrigendum 1 */
 577
 578 /* Here we assume a standard architecture where the hardware integer
 579    types have 8, 16, 32, optionally 64 bits, and int is 32 bits.  */
 580
 581 # undef INT8_C
 582 # undef UINT8_C
 583 # define INT8_C(x) x
 584 # define UINT8_C(x) x
 585
 586 # undef INT16_C
 587 # undef UINT16_C
 588 # define INT16_C(x) x
 589 # define UINT16_C(x) x
 590
 591 # undef INT32_C
 592 # undef UINT32_C
 593 # define INT32_C(x) x
 594 # define UINT32_C(x) x ## U
 595
 596 # undef INT64_C
 597 # undef UINT64_C
 598 # if LONG_MAX >> 31 >> 31 == 1
 599 #  define INT64_C(x) x##L
 600 # elif defined _MSC_VER
 601 #  define INT64_C(x) x##i64
 602 # elif @HAVE_LONG_LONG_INT@
 603 #  define INT64_C(x) x##LL
 604 # endif
 605 # if ULONG_MAX >> 31 >> 31 >> 1 == 1
 606 #  define UINT64_C(x) x##UL
 607 # elif defined _MSC_VER
 608 #  define UINT64_C(x) x##ui64
 609 # elif @HAVE_UNSIGNED_LONG_LONG_INT@
 610 #  define UINT64_C(x) x##ULL
 611 # endif
 612
 613 /* 7.18.4.2. Macros for greatest-width integer constants */
 614
 615 # ifndef INTMAX_C
 616 #  if @HAVE_LONG_LONG_INT@ && LONG_MAX >> 30 == 1
 617 #   define INTMAX_C(x)   x##LL
 618 #  elif defined GL_INT64_T
 619 #   define INTMAX_C(x)   INT64_C(x)
 620 #  else
 621 #   define INTMAX_C(x)   x##L
 622 #  endif
 623 # endif
 624
 625 # ifndef UINTMAX_C
 626 #  if @HAVE_UNSIGNED_LONG_LONG_INT@ && ULONG_MAX >> 31 == 1
 627 #   define UINTMAX_C(x)  x##ULL
 628 #  elif defined GL_UINT64_T
 629 #   define UINTMAX_C(x)  UINT64_C(x)
 630 #  else
 631 #   define UINTMAX_C(x)  x##UL
 632 #  endif
 633 # endif
 634
 635 #endif /* !@HAVE_C99_STDINT_H@ */
 636
 637 /* Macros specified by ISO/IEC TS 18661-1:2014.  */
 638
 639 #if (!defined UINTMAX_WIDTH \
 640      && (defined _GNU_SOURCE || defined __STDC_WANT_IEC_60559_BFP_EXT__))
 641 # ifdef INT8_MAX
 642 #  define INT8_WIDTH _GL_INTEGER_WIDTH (INT8_MIN, INT8_MAX)
 643 # endif
 644 # ifdef UINT8_MAX
 645 #  define UINT8_WIDTH _GL_INTEGER_WIDTH (0, UINT8_MAX)
 646 # endif
 647 # ifdef INT16_MAX
 648 #  define INT16_WIDTH _GL_INTEGER_WIDTH (INT16_MIN, INT16_MAX)
 649 # endif
 650 # ifdef UINT16_MAX
 651 #  define UINT16_WIDTH _GL_INTEGER_WIDTH (0, UINT16_MAX)
 652 # endif
 653 # ifdef INT32_MAX
 654 #  define INT32_WIDTH _GL_INTEGER_WIDTH (INT32_MIN, INT32_MAX)
 655 # endif
 656 # ifdef UINT32_MAX
 657 #  define UINT32_WIDTH _GL_INTEGER_WIDTH (0, UINT32_MAX)
 658 # endif
 659 # ifdef INT64_MAX
 660 #  define INT64_WIDTH _GL_INTEGER_WIDTH (INT64_MIN, INT64_MAX)
 661 # endif
 662 # ifdef UINT64_MAX
 663 #  define UINT64_WIDTH _GL_INTEGER_WIDTH (0, UINT64_MAX)
 664 # endif
 665 # define INT_LEAST8_WIDTH _GL_INTEGER_WIDTH (INT_LEAST8_MIN, INT_LEAST8_MAX)
 666 # define UINT_LEAST8_WIDTH _GL_INTEGER_WIDTH (0, UINT_LEAST8_MAX)
 667 # define INT_LEAST16_WIDTH _GL_INTEGER_WIDTH (INT_LEAST16_MIN, INT_LEAST16_MAX)
 668 # define UINT_LEAST16_WIDTH _GL_INTEGER_WIDTH (0, UINT_LEAST16_MAX)
 669 # define INT_LEAST32_WIDTH _GL_INTEGER_WIDTH (INT_LEAST32_MIN, INT_LEAST32_MAX)
 670 # define UINT_LEAST32_WIDTH _GL_INTEGER_WIDTH (0, UINT_LEAST32_MAX)
 671 # define INT_LEAST64_WIDTH _GL_INTEGER_WIDTH (INT_LEAST64_MIN, INT_LEAST64_MAX)
 672 # define UINT_LEAST64_WIDTH _GL_INTEGER_WIDTH (0, UINT_LEAST64_MAX)
 673 # define INT_FAST8_WIDTH _GL_INTEGER_WIDTH (INT_FAST8_MIN, INT_FAST8_MAX)
 674 # define UINT_FAST8_WIDTH _GL_INTEGER_WIDTH (0, UINT_FAST8_MAX)
 675 # define INT_FAST16_WIDTH _GL_INTEGER_WIDTH (INT_FAST16_MIN, INT_FAST16_MAX)
 676 # define UINT_FAST16_WIDTH _GL_INTEGER_WIDTH (0, UINT_FAST16_MAX)
 677 # define INT_FAST32_WIDTH _GL_INTEGER_WIDTH (INT_FAST32_MIN, INT_FAST32_MAX)
 678 # define UINT_FAST32_WIDTH _GL_INTEGER_WIDTH (0, UINT_FAST32_MAX)
 679 # define INT_FAST64_WIDTH _GL_INTEGER_WIDTH (INT_FAST64_MIN, INT_FAST64_MAX)
 680 # define UINT_FAST64_WIDTH _GL_INTEGER_WIDTH (0, UINT_FAST64_MAX)
 681 # define INTPTR_WIDTH _GL_INTEGER_WIDTH (INTPTR_MIN, INTPTR_MAX)
 682 # define UINTPTR_WIDTH _GL_INTEGER_WIDTH (0, UINTPTR_MAX)
 683 # define INTMAX_WIDTH _GL_INTEGER_WIDTH (INTMAX_MIN, INTMAX_MAX)
 684 # define UINTMAX_WIDTH _GL_INTEGER_WIDTH (0, UINTMAX_MAX)
 685 # define PTRDIFF_WIDTH _GL_INTEGER_WIDTH (PTRDIFF_MIN, PTRDIFF_MAX)
 686 # define SIZE_WIDTH _GL_INTEGER_WIDTH (0, SIZE_MAX)
 687 # define WCHAR_WIDTH _GL_INTEGER_WIDTH (WCHAR_MIN, WCHAR_MAX)
 688 # ifdef WINT_MAX
 689 #  define WINT_WIDTH _GL_INTEGER_WIDTH (WINT_MIN, WINT_MAX)
 690 # endif
 691 # ifdef SIG_ATOMIC_MAX
 692 #  define SIG_ATOMIC_WIDTH _GL_INTEGER_WIDTH (SIG_ATOMIC_MIN, SIG_ATOMIC_MAX)
 693 # endif
 694 #endif /* !WINT_WIDTH && (_GNU_SOURCE || __STDC_WANT_IEC_60559_BFP_EXT__) */
 695
 696 #endif /* _@GUARD_PREFIX@_STDINT_H */
 697 #endif /* !(defined __ANDROID__ && ...) */
 698 #endif /* !defined _@GUARD_PREFIX@_STDINT_H && !defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H */