| 1 | /* Copyright (C) 2001-2002, 2004-2011 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, write to the Free Software Foundation, |
| 17 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 18 | |
| 19 | /* |
| 20 | * ISO C 99 <stdint.h> for platforms that lack it. |
| 21 | * <http://www.opengroup.org/susv3xbd/stdint.h.html> |
| 22 | */ |
| 23 | |
| 24 | #ifndef _GL_STDINT_H |
| 25 | |
| 26 | #if __GNUC__ >= 3 |
| 27 | @PRAGMA_SYSTEM_HEADER@ |
| 28 | #endif |
| 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 | /* 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. */ |
| 43 | |
| 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 |
| 58 | |
| 59 | #if ! defined _GL_STDINT_H && ! defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H |
| 60 | #define _GL_STDINT_H |
| 61 | |
| 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 |
| 71 | |
| 72 | /* Get LONG_MIN, LONG_MAX, ULONG_MAX. */ |
| 73 | #include <limits.h> |
| 74 | |
| 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 |
| 85 | |
| 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 |
| 92 | |
| 93 | #undef _GL_JUST_INCLUDE_SYSTEM_INTTYPES_H |
| 94 | |
| 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. */ |
| 98 | |
| 99 | #define _STDINT_MIN(signed, bits, zero) \ |
| 100 | ((signed) ? (- ((zero) + 1) << ((bits) ? (bits) - 1 : 0)) : (zero)) |
| 101 | |
| 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) |
| 109 | |
| 110 | /* 7.18.1.1. Exact-width integer types */ |
| 111 | |
| 112 | /* Here we assume a standard architecture where the hardware integer |
| 113 | types have 8, 16, 32, optionally 64 bits. */ |
| 114 | |
| 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 |
| 121 | |
| 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 |
| 128 | |
| 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 |
| 135 | |
| 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 |
| 154 | |
| 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 |
| 171 | |
| 172 | /* Avoid collision with Solaris 2.5.1 <pthread.h> etc. */ |
| 173 | #define _UINT8_T |
| 174 | #define _UINT32_T |
| 175 | #define _UINT64_T |
| 176 | |
| 177 | |
| 178 | /* 7.18.1.2. Minimum-width integer types */ |
| 179 | |
| 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. */ |
| 183 | |
| 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 |
| 204 | |
| 205 | /* 7.18.1.3. Fastest minimum-width integer types */ |
| 206 | |
| 207 | /* Note: Other <stdint.h> substitutes may define these types differently. |
| 208 | It is not recommended to use these types in public header files. */ |
| 209 | |
| 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. */ |
| 214 | |
| 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 |
| 241 | |
| 242 | /* 7.18.1.4. Integer types capable of holding object pointers */ |
| 243 | |
| 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 |
| 250 | |
| 251 | /* 7.18.1.5. Greatest-width integer types */ |
| 252 | |
| 253 | /* Note: These types are compiler dependent. It may be unwise to use them in |
| 254 | public header files. */ |
| 255 | |
| 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 |
| 266 | |
| 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 |
| 277 | |
| 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]; |
| 282 | |
| 283 | /* 7.18.2. Limits of specified-width integer types */ |
| 284 | |
| 285 | #if ! defined __cplusplus || defined __STDC_LIMIT_MACROS |
| 286 | |
| 287 | /* 7.18.2.1. Limits of exact-width integer types */ |
| 288 | |
| 289 | /* Here we assume a standard architecture where the hardware integer |
| 290 | types have 8, 16, 32, optionally 64 bits. */ |
| 291 | |
| 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 |
| 298 | |
| 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 |
| 305 | |
| 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 |
| 312 | |
| 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 |
| 321 | |
| 322 | #undef UINT64_MAX |
| 323 | #ifdef GL_UINT64_T |
| 324 | # define UINT64_MAX UINTMAX_C (18446744073709551615) |
| 325 | #endif |
| 326 | |
| 327 | /* 7.18.2.2. Limits of minimum-width integer types */ |
| 328 | |
| 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. */ |
| 332 | |
| 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 |
| 339 | |
| 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 |
| 346 | |
| 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 |
| 353 | |
| 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 |
| 360 | |
| 361 | #undef UINT_LEAST64_MAX |
| 362 | #ifdef GL_UINT64_T |
| 363 | # define UINT_LEAST64_MAX UINT64_MAX |
| 364 | #endif |
| 365 | |
| 366 | /* 7.18.2.3. Limits of fastest minimum-width integer types */ |
| 367 | |
| 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. */ |
| 371 | |
| 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 |
| 378 | |
| 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 |
| 385 | |
| 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 |
| 392 | |
| 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 |
| 399 | |
| 400 | #undef UINT_FAST64_MAX |
| 401 | #ifdef GL_UINT64_T |
| 402 | # define UINT_FAST64_MAX UINT64_MAX |
| 403 | #endif |
| 404 | |
| 405 | /* 7.18.2.4. Limits of integer types capable of holding object pointers */ |
| 406 | |
| 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 |
| 413 | |
| 414 | /* 7.18.2.5. Limits of greatest-width integer types */ |
| 415 | |
| 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 |
| 425 | |
| 426 | #undef UINTMAX_MAX |
| 427 | #ifdef UINT64_MAX |
| 428 | # define UINTMAX_MAX UINT64_MAX |
| 429 | #else |
| 430 | # define UINTMAX_MAX UINT32_MAX |
| 431 | #endif |
| 432 | |
| 433 | /* 7.18.3. Limits of other integer types */ |
| 434 | |
| 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 |
| 452 | |
| 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@) |
| 462 | |
| 463 | |
| 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 |
| 475 | |
| 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@) |
| 492 | |
| 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@) |
| 500 | |
| 501 | #endif /* !defined __cplusplus || defined __STDC_LIMIT_MACROS */ |
| 502 | |
| 503 | /* 7.18.4. Macros for integer constants */ |
| 504 | |
| 505 | #if ! defined __cplusplus || defined __STDC_CONSTANT_MACROS |
| 506 | |
| 507 | /* 7.18.4.1. Macros for minimum-width integer constants */ |
| 508 | /* According to ISO C 99 Technical Corrigendum 1 */ |
| 509 | |
| 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. */ |
| 512 | |
| 513 | #undef INT8_C |
| 514 | #undef UINT8_C |
| 515 | #define INT8_C(x) x |
| 516 | #define UINT8_C(x) x |
| 517 | |
| 518 | #undef INT16_C |
| 519 | #undef UINT16_C |
| 520 | #define INT16_C(x) x |
| 521 | #define UINT16_C(x) x |
| 522 | |
| 523 | #undef INT32_C |
| 524 | #undef UINT32_C |
| 525 | #define INT32_C(x) x |
| 526 | #define UINT32_C(x) x ## U |
| 527 | |
| 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 |
| 544 | |
| 545 | /* 7.18.4.2. Macros for greatest-width integer constants */ |
| 546 | |
| 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 |
| 555 | |
| 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 |
| 564 | |
| 565 | #endif /* !defined __cplusplus || defined __STDC_CONSTANT_MACROS */ |
| 566 | |
| 567 | #endif /* _GL_STDINT_H */ |
| 568 | #endif /* !defined _GL_STDINT_H && !defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H */ |