| 1 | /* A GNU-like <stdlib.h>. |
| 2 | |
| 3 | Copyright (C) 1995, 2001-2004, 2006-2011 Free Software Foundation, Inc. |
| 4 | |
| 5 | This program is free software: you can redistribute it and/or modify |
| 6 | it under the terms of the GNU Lesser General Public License as published by |
| 7 | the Free Software Foundation; either version 3 of the License, or |
| 8 | (at your option) 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 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 <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #if __GNUC__ >= 3 |
| 19 | @PRAGMA_SYSTEM_HEADER@ |
| 20 | #endif |
| 21 | @PRAGMA_COLUMNS@ |
| 22 | |
| 23 | #if defined __need_malloc_and_calloc |
| 24 | /* Special invocation convention inside glibc header files. */ |
| 25 | |
| 26 | #@INCLUDE_NEXT@ @NEXT_STDLIB_H@ |
| 27 | |
| 28 | #else |
| 29 | /* Normal invocation convention. */ |
| 30 | |
| 31 | #ifndef _GL_STDLIB_H |
| 32 | |
| 33 | /* The include_next requires a split double-inclusion guard. */ |
| 34 | #@INCLUDE_NEXT@ @NEXT_STDLIB_H@ |
| 35 | |
| 36 | #ifndef _GL_STDLIB_H |
| 37 | #define _GL_STDLIB_H |
| 38 | |
| 39 | /* NetBSD 5.0 mis-defines NULL. */ |
| 40 | #include <stddef.h> |
| 41 | |
| 42 | /* MirBSD 10 defines WEXITSTATUS in <sys/wait.h>, not in <stdlib.h>. */ |
| 43 | #if @GNULIB_SYSTEM_POSIX@ && !defined WEXITSTATUS |
| 44 | # include <sys/wait.h> |
| 45 | #endif |
| 46 | |
| 47 | /* Solaris declares getloadavg() in <sys/loadavg.h>. */ |
| 48 | #if (@GNULIB_GETLOADAVG@ || defined GNULIB_POSIXCHECK) && @HAVE_SYS_LOADAVG_H@ |
| 49 | # include <sys/loadavg.h> |
| 50 | #endif |
| 51 | |
| 52 | #if @GNULIB_RANDOM_R@ |
| 53 | |
| 54 | /* OSF/1 5.1 declares 'struct random_data' in <random.h>, which is included |
| 55 | from <stdlib.h> if _REENTRANT is defined. Include it whenever we need |
| 56 | 'struct random_data'. */ |
| 57 | # if @HAVE_RANDOM_H@ |
| 58 | # include <random.h> |
| 59 | # endif |
| 60 | |
| 61 | # if !@HAVE_STRUCT_RANDOM_DATA@ || !@HAVE_RANDOM_R@ |
| 62 | # include <stdint.h> |
| 63 | # endif |
| 64 | |
| 65 | # if !@HAVE_STRUCT_RANDOM_DATA@ |
| 66 | /* Define 'struct random_data'. |
| 67 | But allow multiple gnulib generated <stdlib.h> replacements to coexist. */ |
| 68 | # if !GNULIB_defined_struct_random_data |
| 69 | struct random_data |
| 70 | { |
| 71 | int32_t *fptr; /* Front pointer. */ |
| 72 | int32_t *rptr; /* Rear pointer. */ |
| 73 | int32_t *state; /* Array of state values. */ |
| 74 | int rand_type; /* Type of random number generator. */ |
| 75 | int rand_deg; /* Degree of random number generator. */ |
| 76 | int rand_sep; /* Distance between front and rear. */ |
| 77 | int32_t *end_ptr; /* Pointer behind state table. */ |
| 78 | }; |
| 79 | # define GNULIB_defined_struct_random_data 1 |
| 80 | # endif |
| 81 | # endif |
| 82 | #endif |
| 83 | |
| 84 | #if (@GNULIB_MKSTEMP@ || @GNULIB_GETSUBOPT@ || defined GNULIB_POSIXCHECK) && ! defined __GLIBC__ && !((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__) |
| 85 | /* On MacOS X 10.3, only <unistd.h> declares mkstemp. */ |
| 86 | /* On Cygwin 1.7.1, only <unistd.h> declares getsubopt. */ |
| 87 | /* But avoid namespace pollution on glibc systems and native Windows. */ |
| 88 | # include <unistd.h> |
| 89 | #endif |
| 90 | |
| 91 | #if 3 <= __GNUC__ || __GNUC__ == 2 && 8 <= __GNUC_MINOR__ |
| 92 | # define _GL_ATTRIBUTE_NORETURN __attribute__ ((__noreturn__)) |
| 93 | #else |
| 94 | # define _GL_ATTRIBUTE_NORETURN |
| 95 | #endif |
| 96 | |
| 97 | /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ |
| 98 | |
| 99 | /* The definition of _GL_ARG_NONNULL is copied here. */ |
| 100 | |
| 101 | /* The definition of _GL_WARN_ON_USE is copied here. */ |
| 102 | |
| 103 | |
| 104 | /* Some systems do not define EXIT_*, despite otherwise supporting C89. */ |
| 105 | #ifndef EXIT_SUCCESS |
| 106 | # define EXIT_SUCCESS 0 |
| 107 | #endif |
| 108 | /* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere |
| 109 | with proper operation of xargs. */ |
| 110 | #ifndef EXIT_FAILURE |
| 111 | # define EXIT_FAILURE 1 |
| 112 | #elif EXIT_FAILURE != 1 |
| 113 | # undef EXIT_FAILURE |
| 114 | # define EXIT_FAILURE 1 |
| 115 | #endif |
| 116 | |
| 117 | |
| 118 | #if @GNULIB__EXIT@ |
| 119 | /* Terminate the current process with the given return code, without running |
| 120 | the 'atexit' handlers. */ |
| 121 | # if !@HAVE__EXIT@ |
| 122 | _GL_FUNCDECL_SYS (_Exit, void, (int status) _GL_ATTRIBUTE_NORETURN); |
| 123 | # endif |
| 124 | _GL_CXXALIAS_SYS (_Exit, void, (int status)); |
| 125 | _GL_CXXALIASWARN (_Exit); |
| 126 | #elif defined GNULIB_POSIXCHECK |
| 127 | # undef _Exit |
| 128 | # if HAVE_RAW_DECL__EXIT |
| 129 | _GL_WARN_ON_USE (_Exit, "_Exit is unportable - " |
| 130 | "use gnulib module _Exit for portability"); |
| 131 | # endif |
| 132 | #endif |
| 133 | |
| 134 | |
| 135 | #if @GNULIB_ATOLL@ |
| 136 | /* Parse a signed decimal integer. |
| 137 | Returns the value of the integer. Errors are not detected. */ |
| 138 | # if !@HAVE_ATOLL@ |
| 139 | _GL_FUNCDECL_SYS (atoll, long long, (const char *string) _GL_ARG_NONNULL ((1))); |
| 140 | # endif |
| 141 | _GL_CXXALIAS_SYS (atoll, long long, (const char *string)); |
| 142 | _GL_CXXALIASWARN (atoll); |
| 143 | #elif defined GNULIB_POSIXCHECK |
| 144 | # undef atoll |
| 145 | # if HAVE_RAW_DECL_ATOLL |
| 146 | _GL_WARN_ON_USE (atoll, "atoll is unportable - " |
| 147 | "use gnulib module atoll for portability"); |
| 148 | # endif |
| 149 | #endif |
| 150 | |
| 151 | #if @GNULIB_CALLOC_POSIX@ |
| 152 | # if @REPLACE_CALLOC@ |
| 153 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 154 | # undef calloc |
| 155 | # define calloc rpl_calloc |
| 156 | # endif |
| 157 | _GL_FUNCDECL_RPL (calloc, void *, (size_t nmemb, size_t size)); |
| 158 | _GL_CXXALIAS_RPL (calloc, void *, (size_t nmemb, size_t size)); |
| 159 | # else |
| 160 | _GL_CXXALIAS_SYS (calloc, void *, (size_t nmemb, size_t size)); |
| 161 | # endif |
| 162 | _GL_CXXALIASWARN (calloc); |
| 163 | #elif defined GNULIB_POSIXCHECK |
| 164 | # undef calloc |
| 165 | /* Assume calloc is always declared. */ |
| 166 | _GL_WARN_ON_USE (calloc, "calloc is not POSIX compliant everywhere - " |
| 167 | "use gnulib module calloc-posix for portability"); |
| 168 | #endif |
| 169 | |
| 170 | #if @GNULIB_CANONICALIZE_FILE_NAME@ |
| 171 | # if @REPLACE_CANONICALIZE_FILE_NAME@ |
| 172 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 173 | # define canonicalize_file_name rpl_canonicalize_file_name |
| 174 | # endif |
| 175 | _GL_FUNCDECL_RPL (canonicalize_file_name, char *, (const char *name) |
| 176 | _GL_ARG_NONNULL ((1))); |
| 177 | _GL_CXXALIAS_RPL (canonicalize_file_name, char *, (const char *name)); |
| 178 | # else |
| 179 | # if !@HAVE_CANONICALIZE_FILE_NAME@ |
| 180 | _GL_FUNCDECL_SYS (canonicalize_file_name, char *, (const char *name) |
| 181 | _GL_ARG_NONNULL ((1))); |
| 182 | # endif |
| 183 | _GL_CXXALIAS_SYS (canonicalize_file_name, char *, (const char *name)); |
| 184 | # endif |
| 185 | _GL_CXXALIASWARN (canonicalize_file_name); |
| 186 | #elif defined GNULIB_POSIXCHECK |
| 187 | # undef canonicalize_file_name |
| 188 | # if HAVE_RAW_DECL_CANONICALIZE_FILE_NAME |
| 189 | _GL_WARN_ON_USE (canonicalize_file_name, |
| 190 | "canonicalize_file_name is unportable - " |
| 191 | "use gnulib module canonicalize-lgpl for portability"); |
| 192 | # endif |
| 193 | #endif |
| 194 | |
| 195 | #if @GNULIB_GETLOADAVG@ |
| 196 | /* Store max(NELEM,3) load average numbers in LOADAVG[]. |
| 197 | The three numbers are the load average of the last 1 minute, the last 5 |
| 198 | minutes, and the last 15 minutes, respectively. |
| 199 | LOADAVG is an array of NELEM numbers. */ |
| 200 | # if !@HAVE_DECL_GETLOADAVG@ |
| 201 | _GL_FUNCDECL_SYS (getloadavg, int, (double loadavg[], int nelem) |
| 202 | _GL_ARG_NONNULL ((1))); |
| 203 | # endif |
| 204 | _GL_CXXALIAS_SYS (getloadavg, int, (double loadavg[], int nelem)); |
| 205 | _GL_CXXALIASWARN (getloadavg); |
| 206 | #elif defined GNULIB_POSIXCHECK |
| 207 | # undef getloadavg |
| 208 | # if HAVE_RAW_DECL_GETLOADAVG |
| 209 | _GL_WARN_ON_USE (getloadavg, "getloadavg is not portable - " |
| 210 | "use gnulib module getloadavg for portability"); |
| 211 | # endif |
| 212 | #endif |
| 213 | |
| 214 | #if @GNULIB_GETSUBOPT@ |
| 215 | /* Assuming *OPTIONP is a comma separated list of elements of the form |
| 216 | "token" or "token=value", getsubopt parses the first of these elements. |
| 217 | If the first element refers to a "token" that is member of the given |
| 218 | NULL-terminated array of tokens: |
| 219 | - It replaces the comma with a NUL byte, updates *OPTIONP to point past |
| 220 | the first option and the comma, sets *VALUEP to the value of the |
| 221 | element (or NULL if it doesn't contain an "=" sign), |
| 222 | - It returns the index of the "token" in the given array of tokens. |
| 223 | Otherwise it returns -1, and *OPTIONP and *VALUEP are undefined. |
| 224 | For more details see the POSIX:2001 specification. |
| 225 | http://www.opengroup.org/susv3xsh/getsubopt.html */ |
| 226 | # if !@HAVE_GETSUBOPT@ |
| 227 | _GL_FUNCDECL_SYS (getsubopt, int, |
| 228 | (char **optionp, char *const *tokens, char **valuep) |
| 229 | _GL_ARG_NONNULL ((1, 2, 3))); |
| 230 | # endif |
| 231 | _GL_CXXALIAS_SYS (getsubopt, int, |
| 232 | (char **optionp, char *const *tokens, char **valuep)); |
| 233 | _GL_CXXALIASWARN (getsubopt); |
| 234 | #elif defined GNULIB_POSIXCHECK |
| 235 | # undef getsubopt |
| 236 | # if HAVE_RAW_DECL_GETSUBOPT |
| 237 | _GL_WARN_ON_USE (getsubopt, "getsubopt is unportable - " |
| 238 | "use gnulib module getsubopt for portability"); |
| 239 | # endif |
| 240 | #endif |
| 241 | |
| 242 | #if @GNULIB_GRANTPT@ |
| 243 | /* Change the ownership and access permission of the slave side of the |
| 244 | pseudo-terminal whose master side is specified by FD. */ |
| 245 | # if !@HAVE_GRANTPT@ |
| 246 | _GL_FUNCDECL_SYS (grantpt, int, (int fd)); |
| 247 | # endif |
| 248 | _GL_CXXALIAS_SYS (grantpt, int, (int fd)); |
| 249 | _GL_CXXALIASWARN (grantpt); |
| 250 | #elif defined GNULIB_POSIXCHECK |
| 251 | # undef grantpt |
| 252 | # if HAVE_RAW_DECL_GRANTPT |
| 253 | _GL_WARN_ON_USE (ptsname, "grantpt is not portable - " |
| 254 | "use gnulib module grantpt for portability"); |
| 255 | # endif |
| 256 | #endif |
| 257 | |
| 258 | #if @GNULIB_MALLOC_POSIX@ |
| 259 | # if @REPLACE_MALLOC@ |
| 260 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 261 | # undef malloc |
| 262 | # define malloc rpl_malloc |
| 263 | # endif |
| 264 | _GL_FUNCDECL_RPL (malloc, void *, (size_t size)); |
| 265 | _GL_CXXALIAS_RPL (malloc, void *, (size_t size)); |
| 266 | # else |
| 267 | _GL_CXXALIAS_SYS (malloc, void *, (size_t size)); |
| 268 | # endif |
| 269 | _GL_CXXALIASWARN (malloc); |
| 270 | #elif defined GNULIB_POSIXCHECK |
| 271 | # undef malloc |
| 272 | /* Assume malloc is always declared. */ |
| 273 | _GL_WARN_ON_USE (malloc, "malloc is not POSIX compliant everywhere - " |
| 274 | "use gnulib module malloc-posix for portability"); |
| 275 | #endif |
| 276 | |
| 277 | /* Convert a multibyte character to a wide character. */ |
| 278 | #if @GNULIB_MBTOWC@ |
| 279 | # if @REPLACE_MBTOWC@ |
| 280 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 281 | # undef mbtowc |
| 282 | # define mbtowc rpl_mbtowc |
| 283 | # endif |
| 284 | _GL_FUNCDECL_RPL (mbtowc, int, (wchar_t *pwc, const char *s, size_t n)); |
| 285 | _GL_CXXALIAS_RPL (mbtowc, int, (wchar_t *pwc, const char *s, size_t n)); |
| 286 | # else |
| 287 | _GL_CXXALIAS_SYS (mbtowc, int, (wchar_t *pwc, const char *s, size_t n)); |
| 288 | # endif |
| 289 | _GL_CXXALIASWARN (mbtowc); |
| 290 | #endif |
| 291 | |
| 292 | #if @GNULIB_MKDTEMP@ |
| 293 | /* Create a unique temporary directory from TEMPLATE. |
| 294 | The last six characters of TEMPLATE must be "XXXXXX"; |
| 295 | they are replaced with a string that makes the directory name unique. |
| 296 | Returns TEMPLATE, or a null pointer if it cannot get a unique name. |
| 297 | The directory is created mode 700. */ |
| 298 | # if !@HAVE_MKDTEMP@ |
| 299 | _GL_FUNCDECL_SYS (mkdtemp, char *, (char * /*template*/) _GL_ARG_NONNULL ((1))); |
| 300 | # endif |
| 301 | _GL_CXXALIAS_SYS (mkdtemp, char *, (char * /*template*/)); |
| 302 | _GL_CXXALIASWARN (mkdtemp); |
| 303 | #elif defined GNULIB_POSIXCHECK |
| 304 | # undef mkdtemp |
| 305 | # if HAVE_RAW_DECL_MKDTEMP |
| 306 | _GL_WARN_ON_USE (mkdtemp, "mkdtemp is unportable - " |
| 307 | "use gnulib module mkdtemp for portability"); |
| 308 | # endif |
| 309 | #endif |
| 310 | |
| 311 | #if @GNULIB_MKOSTEMP@ |
| 312 | /* Create a unique temporary file from TEMPLATE. |
| 313 | The last six characters of TEMPLATE must be "XXXXXX"; |
| 314 | they are replaced with a string that makes the file name unique. |
| 315 | The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>) |
| 316 | and O_TEXT, O_BINARY (defined in "binary-io.h"). |
| 317 | The file is then created, with the specified flags, ensuring it didn't exist |
| 318 | before. |
| 319 | The file is created read-write (mask at least 0600 & ~umask), but it may be |
| 320 | world-readable and world-writable (mask 0666 & ~umask), depending on the |
| 321 | implementation. |
| 322 | Returns the open file descriptor if successful, otherwise -1 and errno |
| 323 | set. */ |
| 324 | # if !@HAVE_MKOSTEMP@ |
| 325 | _GL_FUNCDECL_SYS (mkostemp, int, (char * /*template*/, int /*flags*/) |
| 326 | _GL_ARG_NONNULL ((1))); |
| 327 | # endif |
| 328 | _GL_CXXALIAS_SYS (mkostemp, int, (char * /*template*/, int /*flags*/)); |
| 329 | _GL_CXXALIASWARN (mkostemp); |
| 330 | #elif defined GNULIB_POSIXCHECK |
| 331 | # undef mkostemp |
| 332 | # if HAVE_RAW_DECL_MKOSTEMP |
| 333 | _GL_WARN_ON_USE (mkostemp, "mkostemp is unportable - " |
| 334 | "use gnulib module mkostemp for portability"); |
| 335 | # endif |
| 336 | #endif |
| 337 | |
| 338 | #if @GNULIB_MKOSTEMPS@ |
| 339 | /* Create a unique temporary file from TEMPLATE. |
| 340 | The last six characters of TEMPLATE before a suffix of length |
| 341 | SUFFIXLEN must be "XXXXXX"; |
| 342 | they are replaced with a string that makes the file name unique. |
| 343 | The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>) |
| 344 | and O_TEXT, O_BINARY (defined in "binary-io.h"). |
| 345 | The file is then created, with the specified flags, ensuring it didn't exist |
| 346 | before. |
| 347 | The file is created read-write (mask at least 0600 & ~umask), but it may be |
| 348 | world-readable and world-writable (mask 0666 & ~umask), depending on the |
| 349 | implementation. |
| 350 | Returns the open file descriptor if successful, otherwise -1 and errno |
| 351 | set. */ |
| 352 | # if !@HAVE_MKOSTEMPS@ |
| 353 | _GL_FUNCDECL_SYS (mkostemps, int, |
| 354 | (char * /*template*/, int /*suffixlen*/, int /*flags*/) |
| 355 | _GL_ARG_NONNULL ((1))); |
| 356 | # endif |
| 357 | _GL_CXXALIAS_SYS (mkostemps, int, |
| 358 | (char * /*template*/, int /*suffixlen*/, int /*flags*/)); |
| 359 | _GL_CXXALIASWARN (mkostemps); |
| 360 | #elif defined GNULIB_POSIXCHECK |
| 361 | # undef mkostemps |
| 362 | # if HAVE_RAW_DECL_MKOSTEMPS |
| 363 | _GL_WARN_ON_USE (mkostemps, "mkostemps is unportable - " |
| 364 | "use gnulib module mkostemps for portability"); |
| 365 | # endif |
| 366 | #endif |
| 367 | |
| 368 | #if @GNULIB_MKSTEMP@ |
| 369 | /* Create a unique temporary file from TEMPLATE. |
| 370 | The last six characters of TEMPLATE must be "XXXXXX"; |
| 371 | they are replaced with a string that makes the file name unique. |
| 372 | The file is then created, ensuring it didn't exist before. |
| 373 | The file is created read-write (mask at least 0600 & ~umask), but it may be |
| 374 | world-readable and world-writable (mask 0666 & ~umask), depending on the |
| 375 | implementation. |
| 376 | Returns the open file descriptor if successful, otherwise -1 and errno |
| 377 | set. */ |
| 378 | # if @REPLACE_MKSTEMP@ |
| 379 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 380 | # define mkstemp rpl_mkstemp |
| 381 | # endif |
| 382 | _GL_FUNCDECL_RPL (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1))); |
| 383 | _GL_CXXALIAS_RPL (mkstemp, int, (char * /*template*/)); |
| 384 | # else |
| 385 | # if ! @HAVE_MKSTEMP@ |
| 386 | _GL_FUNCDECL_SYS (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1))); |
| 387 | # endif |
| 388 | _GL_CXXALIAS_SYS (mkstemp, int, (char * /*template*/)); |
| 389 | # endif |
| 390 | _GL_CXXALIASWARN (mkstemp); |
| 391 | #elif defined GNULIB_POSIXCHECK |
| 392 | # undef mkstemp |
| 393 | # if HAVE_RAW_DECL_MKSTEMP |
| 394 | _GL_WARN_ON_USE (mkstemp, "mkstemp is unportable - " |
| 395 | "use gnulib module mkstemp for portability"); |
| 396 | # endif |
| 397 | #endif |
| 398 | |
| 399 | #if @GNULIB_MKSTEMPS@ |
| 400 | /* Create a unique temporary file from TEMPLATE. |
| 401 | The last six characters of TEMPLATE prior to a suffix of length |
| 402 | SUFFIXLEN must be "XXXXXX"; |
| 403 | they are replaced with a string that makes the file name unique. |
| 404 | The file is then created, ensuring it didn't exist before. |
| 405 | The file is created read-write (mask at least 0600 & ~umask), but it may be |
| 406 | world-readable and world-writable (mask 0666 & ~umask), depending on the |
| 407 | implementation. |
| 408 | Returns the open file descriptor if successful, otherwise -1 and errno |
| 409 | set. */ |
| 410 | # if !@HAVE_MKSTEMPS@ |
| 411 | _GL_FUNCDECL_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/) |
| 412 | _GL_ARG_NONNULL ((1))); |
| 413 | # endif |
| 414 | _GL_CXXALIAS_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/)); |
| 415 | _GL_CXXALIASWARN (mkstemps); |
| 416 | #elif defined GNULIB_POSIXCHECK |
| 417 | # undef mkstemps |
| 418 | # if HAVE_RAW_DECL_MKSTEMPS |
| 419 | _GL_WARN_ON_USE (mkstemps, "mkstemps is unportable - " |
| 420 | "use gnulib module mkstemps for portability"); |
| 421 | # endif |
| 422 | #endif |
| 423 | |
| 424 | #if @GNULIB_PTSNAME@ |
| 425 | /* Return the pathname of the pseudo-terminal slave associated with |
| 426 | the master FD is open on, or NULL on errors. */ |
| 427 | # if !@HAVE_PTSNAME@ |
| 428 | _GL_FUNCDECL_SYS (ptsname, char *, (int fd)); |
| 429 | # endif |
| 430 | _GL_CXXALIAS_SYS (ptsname, char *, (int fd)); |
| 431 | _GL_CXXALIASWARN (ptsname); |
| 432 | #elif defined GNULIB_POSIXCHECK |
| 433 | # undef ptsname |
| 434 | # if HAVE_RAW_DECL_PTSNAME |
| 435 | _GL_WARN_ON_USE (ptsname, "ptsname is not portable - " |
| 436 | "use gnulib module ptsname for portability"); |
| 437 | # endif |
| 438 | #endif |
| 439 | |
| 440 | #if @GNULIB_PUTENV@ |
| 441 | # if @REPLACE_PUTENV@ |
| 442 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 443 | # undef putenv |
| 444 | # define putenv rpl_putenv |
| 445 | # endif |
| 446 | _GL_FUNCDECL_RPL (putenv, int, (char *string) _GL_ARG_NONNULL ((1))); |
| 447 | _GL_CXXALIAS_RPL (putenv, int, (char *string)); |
| 448 | # else |
| 449 | _GL_CXXALIAS_SYS (putenv, int, (char *string)); |
| 450 | # endif |
| 451 | _GL_CXXALIASWARN (putenv); |
| 452 | #endif |
| 453 | |
| 454 | |
| 455 | #if @GNULIB_RANDOM_R@ |
| 456 | # if !@HAVE_RANDOM_R@ |
| 457 | # ifndef RAND_MAX |
| 458 | # define RAND_MAX 2147483647 |
| 459 | # endif |
| 460 | # endif |
| 461 | #endif |
| 462 | |
| 463 | #if @GNULIB_RANDOM_R@ |
| 464 | # if !@HAVE_RANDOM_R@ |
| 465 | _GL_FUNCDECL_SYS (random_r, int, (struct random_data *buf, int32_t *result) |
| 466 | _GL_ARG_NONNULL ((1, 2))); |
| 467 | # endif |
| 468 | _GL_CXXALIAS_SYS (random_r, int, (struct random_data *buf, int32_t *result)); |
| 469 | _GL_CXXALIASWARN (random_r); |
| 470 | #elif defined GNULIB_POSIXCHECK |
| 471 | # undef random_r |
| 472 | # if HAVE_RAW_DECL_RANDOM_R |
| 473 | _GL_WARN_ON_USE (random_r, "random_r is unportable - " |
| 474 | "use gnulib module random_r for portability"); |
| 475 | # endif |
| 476 | #endif |
| 477 | |
| 478 | #if @GNULIB_RANDOM_R@ |
| 479 | # if !@HAVE_RANDOM_R@ |
| 480 | _GL_FUNCDECL_SYS (srandom_r, int, |
| 481 | (unsigned int seed, struct random_data *rand_state) |
| 482 | _GL_ARG_NONNULL ((2))); |
| 483 | # endif |
| 484 | _GL_CXXALIAS_SYS (srandom_r, int, |
| 485 | (unsigned int seed, struct random_data *rand_state)); |
| 486 | _GL_CXXALIASWARN (srandom_r); |
| 487 | #elif defined GNULIB_POSIXCHECK |
| 488 | # undef srandom_r |
| 489 | # if HAVE_RAW_DECL_SRANDOM_R |
| 490 | _GL_WARN_ON_USE (srandom_r, "srandom_r is unportable - " |
| 491 | "use gnulib module random_r for portability"); |
| 492 | # endif |
| 493 | #endif |
| 494 | |
| 495 | #if @GNULIB_RANDOM_R@ |
| 496 | # if !@HAVE_RANDOM_R@ |
| 497 | _GL_FUNCDECL_SYS (initstate_r, int, |
| 498 | (unsigned int seed, char *buf, size_t buf_size, |
| 499 | struct random_data *rand_state) |
| 500 | _GL_ARG_NONNULL ((2, 4))); |
| 501 | # endif |
| 502 | _GL_CXXALIAS_SYS (initstate_r, int, |
| 503 | (unsigned int seed, char *buf, size_t buf_size, |
| 504 | struct random_data *rand_state)); |
| 505 | _GL_CXXALIASWARN (initstate_r); |
| 506 | #elif defined GNULIB_POSIXCHECK |
| 507 | # undef initstate_r |
| 508 | # if HAVE_RAW_DECL_INITSTATE_R |
| 509 | _GL_WARN_ON_USE (initstate_r, "initstate_r is unportable - " |
| 510 | "use gnulib module random_r for portability"); |
| 511 | # endif |
| 512 | #endif |
| 513 | |
| 514 | #if @GNULIB_RANDOM_R@ |
| 515 | # if !@HAVE_RANDOM_R@ |
| 516 | _GL_FUNCDECL_SYS (setstate_r, int, |
| 517 | (char *arg_state, struct random_data *rand_state) |
| 518 | _GL_ARG_NONNULL ((1, 2))); |
| 519 | # endif |
| 520 | _GL_CXXALIAS_SYS (setstate_r, int, |
| 521 | (char *arg_state, struct random_data *rand_state)); |
| 522 | _GL_CXXALIASWARN (setstate_r); |
| 523 | #elif defined GNULIB_POSIXCHECK |
| 524 | # undef setstate_r |
| 525 | # if HAVE_RAW_DECL_SETSTATE_R |
| 526 | _GL_WARN_ON_USE (setstate_r, "setstate_r is unportable - " |
| 527 | "use gnulib module random_r for portability"); |
| 528 | # endif |
| 529 | #endif |
| 530 | |
| 531 | |
| 532 | #if @GNULIB_REALLOC_POSIX@ |
| 533 | # if @REPLACE_REALLOC@ |
| 534 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 535 | # undef realloc |
| 536 | # define realloc rpl_realloc |
| 537 | # endif |
| 538 | _GL_FUNCDECL_RPL (realloc, void *, (void *ptr, size_t size)); |
| 539 | _GL_CXXALIAS_RPL (realloc, void *, (void *ptr, size_t size)); |
| 540 | # else |
| 541 | _GL_CXXALIAS_SYS (realloc, void *, (void *ptr, size_t size)); |
| 542 | # endif |
| 543 | _GL_CXXALIASWARN (realloc); |
| 544 | #elif defined GNULIB_POSIXCHECK |
| 545 | # undef realloc |
| 546 | /* Assume realloc is always declared. */ |
| 547 | _GL_WARN_ON_USE (realloc, "realloc is not POSIX compliant everywhere - " |
| 548 | "use gnulib module realloc-posix for portability"); |
| 549 | #endif |
| 550 | |
| 551 | #if @GNULIB_REALPATH@ |
| 552 | # if @REPLACE_REALPATH@ |
| 553 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 554 | # define realpath rpl_realpath |
| 555 | # endif |
| 556 | _GL_FUNCDECL_RPL (realpath, char *, (const char *name, char *resolved) |
| 557 | _GL_ARG_NONNULL ((1))); |
| 558 | _GL_CXXALIAS_RPL (realpath, char *, (const char *name, char *resolved)); |
| 559 | # else |
| 560 | # if !@HAVE_REALPATH@ |
| 561 | _GL_FUNCDECL_SYS (realpath, char *, (const char *name, char *resolved) |
| 562 | _GL_ARG_NONNULL ((1))); |
| 563 | # endif |
| 564 | _GL_CXXALIAS_SYS (realpath, char *, (const char *name, char *resolved)); |
| 565 | # endif |
| 566 | _GL_CXXALIASWARN (realpath); |
| 567 | #elif defined GNULIB_POSIXCHECK |
| 568 | # undef realpath |
| 569 | # if HAVE_RAW_DECL_REALPATH |
| 570 | _GL_WARN_ON_USE (realpath, "realpath is unportable - use gnulib module " |
| 571 | "canonicalize or canonicalize-lgpl for portability"); |
| 572 | # endif |
| 573 | #endif |
| 574 | |
| 575 | #if @GNULIB_RPMATCH@ |
| 576 | /* Test a user response to a question. |
| 577 | Return 1 if it is affirmative, 0 if it is negative, or -1 if not clear. */ |
| 578 | # if !@HAVE_RPMATCH@ |
| 579 | _GL_FUNCDECL_SYS (rpmatch, int, (const char *response) _GL_ARG_NONNULL ((1))); |
| 580 | # endif |
| 581 | _GL_CXXALIAS_SYS (rpmatch, int, (const char *response)); |
| 582 | _GL_CXXALIASWARN (rpmatch); |
| 583 | #elif defined GNULIB_POSIXCHECK |
| 584 | # undef rpmatch |
| 585 | # if HAVE_RAW_DECL_RPMATCH |
| 586 | _GL_WARN_ON_USE (rpmatch, "rpmatch is unportable - " |
| 587 | "use gnulib module rpmatch for portability"); |
| 588 | # endif |
| 589 | #endif |
| 590 | |
| 591 | #if @GNULIB_SETENV@ |
| 592 | /* Set NAME to VALUE in the environment. |
| 593 | If REPLACE is nonzero, overwrite an existing value. */ |
| 594 | # if @REPLACE_SETENV@ |
| 595 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 596 | # undef setenv |
| 597 | # define setenv rpl_setenv |
| 598 | # endif |
| 599 | _GL_FUNCDECL_RPL (setenv, int, |
| 600 | (const char *name, const char *value, int replace) |
| 601 | _GL_ARG_NONNULL ((1))); |
| 602 | _GL_CXXALIAS_RPL (setenv, int, |
| 603 | (const char *name, const char *value, int replace)); |
| 604 | # else |
| 605 | # if !@HAVE_DECL_SETENV@ |
| 606 | _GL_FUNCDECL_SYS (setenv, int, |
| 607 | (const char *name, const char *value, int replace) |
| 608 | _GL_ARG_NONNULL ((1))); |
| 609 | # endif |
| 610 | _GL_CXXALIAS_SYS (setenv, int, |
| 611 | (const char *name, const char *value, int replace)); |
| 612 | # endif |
| 613 | # if !(@REPLACE_SETENV@ && !@HAVE_DECL_SETENV@) |
| 614 | _GL_CXXALIASWARN (setenv); |
| 615 | # endif |
| 616 | #elif defined GNULIB_POSIXCHECK |
| 617 | # undef setenv |
| 618 | # if HAVE_RAW_DECL_SETENV |
| 619 | _GL_WARN_ON_USE (setenv, "setenv is unportable - " |
| 620 | "use gnulib module setenv for portability"); |
| 621 | # endif |
| 622 | #endif |
| 623 | |
| 624 | #if @GNULIB_STRTOD@ |
| 625 | /* Parse a double from STRING, updating ENDP if appropriate. */ |
| 626 | # if @REPLACE_STRTOD@ |
| 627 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 628 | # define strtod rpl_strtod |
| 629 | # endif |
| 630 | _GL_FUNCDECL_RPL (strtod, double, (const char *str, char **endp) |
| 631 | _GL_ARG_NONNULL ((1))); |
| 632 | _GL_CXXALIAS_RPL (strtod, double, (const char *str, char **endp)); |
| 633 | # else |
| 634 | # if !@HAVE_STRTOD@ |
| 635 | _GL_FUNCDECL_SYS (strtod, double, (const char *str, char **endp) |
| 636 | _GL_ARG_NONNULL ((1))); |
| 637 | # endif |
| 638 | _GL_CXXALIAS_SYS (strtod, double, (const char *str, char **endp)); |
| 639 | # endif |
| 640 | _GL_CXXALIASWARN (strtod); |
| 641 | #elif defined GNULIB_POSIXCHECK |
| 642 | # undef strtod |
| 643 | # if HAVE_RAW_DECL_STRTOD |
| 644 | _GL_WARN_ON_USE (strtod, "strtod is unportable - " |
| 645 | "use gnulib module strtod for portability"); |
| 646 | # endif |
| 647 | #endif |
| 648 | |
| 649 | #if @GNULIB_STRTOLL@ |
| 650 | /* Parse a signed integer whose textual representation starts at STRING. |
| 651 | The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0, |
| 652 | it may be decimal or octal (with prefix "0") or hexadecimal (with prefix |
| 653 | "0x"). |
| 654 | If ENDPTR is not NULL, the address of the first byte after the integer is |
| 655 | stored in *ENDPTR. |
| 656 | Upon overflow, the return value is LLONG_MAX or LLONG_MIN, and errno is set |
| 657 | to ERANGE. */ |
| 658 | # if !@HAVE_STRTOLL@ |
| 659 | _GL_FUNCDECL_SYS (strtoll, long long, |
| 660 | (const char *string, char **endptr, int base) |
| 661 | _GL_ARG_NONNULL ((1))); |
| 662 | # endif |
| 663 | _GL_CXXALIAS_SYS (strtoll, long long, |
| 664 | (const char *string, char **endptr, int base)); |
| 665 | _GL_CXXALIASWARN (strtoll); |
| 666 | #elif defined GNULIB_POSIXCHECK |
| 667 | # undef strtoll |
| 668 | # if HAVE_RAW_DECL_STRTOLL |
| 669 | _GL_WARN_ON_USE (strtoll, "strtoll is unportable - " |
| 670 | "use gnulib module strtoll for portability"); |
| 671 | # endif |
| 672 | #endif |
| 673 | |
| 674 | #if @GNULIB_STRTOULL@ |
| 675 | /* Parse an unsigned integer whose textual representation starts at STRING. |
| 676 | The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0, |
| 677 | it may be decimal or octal (with prefix "0") or hexadecimal (with prefix |
| 678 | "0x"). |
| 679 | If ENDPTR is not NULL, the address of the first byte after the integer is |
| 680 | stored in *ENDPTR. |
| 681 | Upon overflow, the return value is ULLONG_MAX, and errno is set to |
| 682 | ERANGE. */ |
| 683 | # if !@HAVE_STRTOULL@ |
| 684 | _GL_FUNCDECL_SYS (strtoull, unsigned long long, |
| 685 | (const char *string, char **endptr, int base) |
| 686 | _GL_ARG_NONNULL ((1))); |
| 687 | # endif |
| 688 | _GL_CXXALIAS_SYS (strtoull, unsigned long long, |
| 689 | (const char *string, char **endptr, int base)); |
| 690 | _GL_CXXALIASWARN (strtoull); |
| 691 | #elif defined GNULIB_POSIXCHECK |
| 692 | # undef strtoull |
| 693 | # if HAVE_RAW_DECL_STRTOULL |
| 694 | _GL_WARN_ON_USE (strtoull, "strtoull is unportable - " |
| 695 | "use gnulib module strtoull for portability"); |
| 696 | # endif |
| 697 | #endif |
| 698 | |
| 699 | #if @GNULIB_UNLOCKPT@ |
| 700 | /* Unlock the slave side of the pseudo-terminal whose master side is specified |
| 701 | by FD, so that it can be opened. */ |
| 702 | # if !@HAVE_UNLOCKPT@ |
| 703 | _GL_FUNCDECL_SYS (unlockpt, int, (int fd)); |
| 704 | # endif |
| 705 | _GL_CXXALIAS_SYS (unlockpt, int, (int fd)); |
| 706 | _GL_CXXALIASWARN (unlockpt); |
| 707 | #elif defined GNULIB_POSIXCHECK |
| 708 | # undef unlockpt |
| 709 | # if HAVE_RAW_DECL_UNLOCKPT |
| 710 | _GL_WARN_ON_USE (unlockpt, "unlockpt is not portable - " |
| 711 | "use gnulib module unlockpt for portability"); |
| 712 | # endif |
| 713 | #endif |
| 714 | |
| 715 | #if @GNULIB_UNSETENV@ |
| 716 | /* Remove the variable NAME from the environment. */ |
| 717 | # if @REPLACE_UNSETENV@ |
| 718 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 719 | # undef unsetenv |
| 720 | # define unsetenv rpl_unsetenv |
| 721 | # endif |
| 722 | _GL_FUNCDECL_RPL (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1))); |
| 723 | _GL_CXXALIAS_RPL (unsetenv, int, (const char *name)); |
| 724 | # else |
| 725 | # if !@HAVE_DECL_UNSETENV@ |
| 726 | _GL_FUNCDECL_SYS (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1))); |
| 727 | # endif |
| 728 | _GL_CXXALIAS_SYS (unsetenv, int, (const char *name)); |
| 729 | # endif |
| 730 | # if !(@REPLACE_UNSETENV@ && !@HAVE_DECL_UNSETENV@) |
| 731 | _GL_CXXALIASWARN (unsetenv); |
| 732 | # endif |
| 733 | #elif defined GNULIB_POSIXCHECK |
| 734 | # undef unsetenv |
| 735 | # if HAVE_RAW_DECL_UNSETENV |
| 736 | _GL_WARN_ON_USE (unsetenv, "unsetenv is unportable - " |
| 737 | "use gnulib module unsetenv for portability"); |
| 738 | # endif |
| 739 | #endif |
| 740 | |
| 741 | /* Convert a wide character to a multibyte character. */ |
| 742 | #if @GNULIB_WCTOMB@ |
| 743 | # if @REPLACE_WCTOMB@ |
| 744 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
| 745 | # undef wctomb |
| 746 | # define wctomb rpl_wctomb |
| 747 | # endif |
| 748 | _GL_FUNCDECL_RPL (wctomb, int, (char *s, wchar_t wc)); |
| 749 | _GL_CXXALIAS_RPL (wctomb, int, (char *s, wchar_t wc)); |
| 750 | # else |
| 751 | _GL_CXXALIAS_SYS (wctomb, int, (char *s, wchar_t wc)); |
| 752 | # endif |
| 753 | _GL_CXXALIASWARN (wctomb); |
| 754 | #endif |
| 755 | |
| 756 | |
| 757 | #endif /* _GL_STDLIB_H */ |
| 758 | #endif /* _GL_STDLIB_H */ |
| 759 | #endif |