1 /* A GNU-like <stdlib.h>.
3 Copyright (C) 1995, 2001-2004, 2006-2011 Free Software Foundation, Inc.
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 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 @PRAGMA_SYSTEM_HEADER@
23 #if defined __need_malloc_and_calloc
24 /* Special invocation convention inside glibc header files. */
26 #@INCLUDE_NEXT@ @NEXT_STDLIB_H@
29 /* Normal invocation convention. */
33 /* The include_next requires a split double-inclusion guard. */
34 #@INCLUDE_NEXT@ @NEXT_STDLIB_H@
39 /* NetBSD 5.0 mis-defines NULL. */
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>
47 /* Solaris declares getloadavg() in <sys/loadavg.h>. */
48 #if (@GNULIB_GETLOADAVG@ || defined GNULIB_POSIXCHECK) && @HAVE_SYS_LOADAVG_H@
49 # include <sys/loadavg.h>
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'. */
61 # if !@HAVE_STRUCT_RANDOM_DATA@ || !@HAVE_RANDOM_R@
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
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. */
79 # define GNULIB_defined_struct_random_data 1
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. */
91 #if 3 <= __GNUC__ || __GNUC__ == 2 && 8 <= __GNUC_MINOR__
92 # define _GL_ATTRIBUTE_NORETURN __attribute__ ((__noreturn__))
94 # define _GL_ATTRIBUTE_NORETURN
97 /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
99 /* The definition of _GL_ARG_NONNULL is copied here. */
101 /* The definition of _GL_WARN_ON_USE is copied here. */
104 /* Some systems do not define EXIT_*, despite otherwise supporting C89. */
106 # define EXIT_SUCCESS 0
108 /* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere
109 with proper operation of xargs. */
111 # define EXIT_FAILURE 1
112 #elif EXIT_FAILURE != 1
114 # define EXIT_FAILURE 1
119 /* Terminate the current process with the given return code, without running
120 the 'atexit' handlers. */
122 _GL_FUNCDECL_SYS (_Exit
, void, (int status
) _GL_ATTRIBUTE_NORETURN
);
124 _GL_CXXALIAS_SYS (_Exit
, void, (int status
));
125 _GL_CXXALIASWARN (_Exit
);
126 #elif defined GNULIB_POSIXCHECK
128 # if HAVE_RAW_DECL__EXIT
129 _GL_WARN_ON_USE (_Exit
, "_Exit is unportable - "
130 "use gnulib module _Exit for portability");
136 /* Parse a signed decimal integer.
137 Returns the value of the integer. Errors are not detected. */
139 _GL_FUNCDECL_SYS (atoll
, long long, (const char *string
) _GL_ARG_NONNULL ((1)));
141 _GL_CXXALIAS_SYS (atoll
, long long, (const char *string
));
142 _GL_CXXALIASWARN (atoll
);
143 #elif defined GNULIB_POSIXCHECK
145 # if HAVE_RAW_DECL_ATOLL
146 _GL_WARN_ON_USE (atoll
, "atoll is unportable - "
147 "use gnulib module atoll for portability");
151 #if @GNULIB_CALLOC_POSIX@
152 # if @REPLACE_CALLOC@
153 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
155 # define calloc rpl_calloc
157 _GL_FUNCDECL_RPL (calloc
, void *, (size_t nmemb
, size_t size
));
158 _GL_CXXALIAS_RPL (calloc
, void *, (size_t nmemb
, size_t size
));
160 _GL_CXXALIAS_SYS (calloc
, void *, (size_t nmemb
, size_t size
));
162 _GL_CXXALIASWARN (calloc
);
163 #elif defined GNULIB_POSIXCHECK
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");
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
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
));
179 # if !@HAVE_CANONICALIZE_FILE_NAME@
180 _GL_FUNCDECL_SYS (canonicalize_file_name
, char *, (const char *name
)
181 _GL_ARG_NONNULL ((1)));
183 _GL_CXXALIAS_SYS (canonicalize_file_name
, char *, (const char *name
));
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");
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)));
204 _GL_CXXALIAS_SYS (getloadavg
, int, (double loadavg
[], int nelem
));
205 _GL_CXXALIASWARN (getloadavg
);
206 #elif defined GNULIB_POSIXCHECK
208 # if HAVE_RAW_DECL_GETLOADAVG
209 _GL_WARN_ON_USE (getloadavg
, "getloadavg is not portable - "
210 "use gnulib module getloadavg for portability");
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)));
231 _GL_CXXALIAS_SYS (getsubopt
, int,
232 (char **optionp
, char *const *tokens
, char **valuep
));
233 _GL_CXXALIASWARN (getsubopt
);
234 #elif defined GNULIB_POSIXCHECK
236 # if HAVE_RAW_DECL_GETSUBOPT
237 _GL_WARN_ON_USE (getsubopt
, "getsubopt is unportable - "
238 "use gnulib module getsubopt for portability");
243 /* Change the ownership and access permission of the slave side of the
244 pseudo-terminal whose master side is specified by FD. */
246 _GL_FUNCDECL_SYS (grantpt
, int, (int fd
));
248 _GL_CXXALIAS_SYS (grantpt
, int, (int fd
));
249 _GL_CXXALIASWARN (grantpt
);
250 #elif defined GNULIB_POSIXCHECK
252 # if HAVE_RAW_DECL_GRANTPT
253 _GL_WARN_ON_USE (ptsname
, "grantpt is not portable - "
254 "use gnulib module grantpt for portability");
258 #if @GNULIB_MALLOC_POSIX@
259 # if @REPLACE_MALLOC@
260 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
262 # define malloc rpl_malloc
264 _GL_FUNCDECL_RPL (malloc
, void *, (size_t size
));
265 _GL_CXXALIAS_RPL (malloc
, void *, (size_t size
));
267 _GL_CXXALIAS_SYS (malloc
, void *, (size_t size
));
269 _GL_CXXALIASWARN (malloc
);
270 #elif defined GNULIB_POSIXCHECK
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");
277 /* Convert a multibyte character to a wide character. */
279 # if @REPLACE_MBTOWC@
280 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
282 # define mbtowc rpl_mbtowc
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
));
287 _GL_CXXALIAS_SYS (mbtowc
, int, (wchar_t *pwc
, const char *s
, size_t n
));
289 _GL_CXXALIASWARN (mbtowc
);
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. */
299 _GL_FUNCDECL_SYS (mkdtemp
, char *, (char * /*template*/) _GL_ARG_NONNULL ((1)));
301 _GL_CXXALIAS_SYS (mkdtemp
, char *, (char * /*template*/));
302 _GL_CXXALIASWARN (mkdtemp
);
303 #elif defined GNULIB_POSIXCHECK
305 # if HAVE_RAW_DECL_MKDTEMP
306 _GL_WARN_ON_USE (mkdtemp
, "mkdtemp is unportable - "
307 "use gnulib module mkdtemp for portability");
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
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
322 Returns the open file descriptor if successful, otherwise -1 and errno
324 # if !@HAVE_MKOSTEMP@
325 _GL_FUNCDECL_SYS (mkostemp
, int, (char * /*template*/, int /*flags*/)
326 _GL_ARG_NONNULL ((1)));
328 _GL_CXXALIAS_SYS (mkostemp
, int, (char * /*template*/, int /*flags*/));
329 _GL_CXXALIASWARN (mkostemp
);
330 #elif defined GNULIB_POSIXCHECK
332 # if HAVE_RAW_DECL_MKOSTEMP
333 _GL_WARN_ON_USE (mkostemp
, "mkostemp is unportable - "
334 "use gnulib module mkostemp for portability");
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
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
350 Returns the open file descriptor if successful, otherwise -1 and errno
352 # if !@HAVE_MKOSTEMPS@
353 _GL_FUNCDECL_SYS (mkostemps
, int,
354 (char * /*template*/, int /*suffixlen*/, int /*flags*/)
355 _GL_ARG_NONNULL ((1)));
357 _GL_CXXALIAS_SYS (mkostemps
, int,
358 (char * /*template*/, int /*suffixlen*/, int /*flags*/));
359 _GL_CXXALIASWARN (mkostemps
);
360 #elif defined GNULIB_POSIXCHECK
362 # if HAVE_RAW_DECL_MKOSTEMPS
363 _GL_WARN_ON_USE (mkostemps
, "mkostemps is unportable - "
364 "use gnulib module mkostemps for portability");
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
376 Returns the open file descriptor if successful, otherwise -1 and errno
378 # if @REPLACE_MKSTEMP@
379 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
380 # define mkstemp rpl_mkstemp
382 _GL_FUNCDECL_RPL (mkstemp
, int, (char * /*template*/) _GL_ARG_NONNULL ((1)));
383 _GL_CXXALIAS_RPL (mkstemp
, int, (char * /*template*/));
385 # if ! @HAVE_MKSTEMP@
386 _GL_FUNCDECL_SYS (mkstemp
, int, (char * /*template*/) _GL_ARG_NONNULL ((1)));
388 _GL_CXXALIAS_SYS (mkstemp
, int, (char * /*template*/));
390 _GL_CXXALIASWARN (mkstemp
);
391 #elif defined GNULIB_POSIXCHECK
393 # if HAVE_RAW_DECL_MKSTEMP
394 _GL_WARN_ON_USE (mkstemp
, "mkstemp is unportable - "
395 "use gnulib module mkstemp for portability");
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
408 Returns the open file descriptor if successful, otherwise -1 and errno
410 # if !@HAVE_MKSTEMPS@
411 _GL_FUNCDECL_SYS (mkstemps
, int, (char * /*template*/, int /*suffixlen*/)
412 _GL_ARG_NONNULL ((1)));
414 _GL_CXXALIAS_SYS (mkstemps
, int, (char * /*template*/, int /*suffixlen*/));
415 _GL_CXXALIASWARN (mkstemps
);
416 #elif defined GNULIB_POSIXCHECK
418 # if HAVE_RAW_DECL_MKSTEMPS
419 _GL_WARN_ON_USE (mkstemps
, "mkstemps is unportable - "
420 "use gnulib module mkstemps for portability");
425 /* Return the pathname of the pseudo-terminal slave associated with
426 the master FD is open on, or NULL on errors. */
428 _GL_FUNCDECL_SYS (ptsname
, char *, (int fd
));
430 _GL_CXXALIAS_SYS (ptsname
, char *, (int fd
));
431 _GL_CXXALIASWARN (ptsname
);
432 #elif defined GNULIB_POSIXCHECK
434 # if HAVE_RAW_DECL_PTSNAME
435 _GL_WARN_ON_USE (ptsname
, "ptsname is not portable - "
436 "use gnulib module ptsname for portability");
441 # if @REPLACE_PUTENV@
442 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
444 # define putenv rpl_putenv
446 _GL_FUNCDECL_RPL (putenv
, int, (char *string
) _GL_ARG_NONNULL ((1)));
447 _GL_CXXALIAS_RPL (putenv
, int, (char *string
));
449 _GL_CXXALIAS_SYS (putenv
, int, (char *string
));
451 _GL_CXXALIASWARN (putenv
);
455 #if @GNULIB_RANDOM_R@
456 # if !@HAVE_RANDOM_R@
458 # define RAND_MAX 2147483647
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)));
468 _GL_CXXALIAS_SYS (random_r
, int, (struct random_data
*buf
, int32_t *result
));
469 _GL_CXXALIASWARN (random_r
);
470 #elif defined GNULIB_POSIXCHECK
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");
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)));
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
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");
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)));
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
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");
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)));
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
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");
532 #if @GNULIB_REALLOC_POSIX@
533 # if @REPLACE_REALLOC@
534 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
536 # define realloc rpl_realloc
538 _GL_FUNCDECL_RPL (realloc
, void *, (void *ptr
, size_t size
));
539 _GL_CXXALIAS_RPL (realloc
, void *, (void *ptr
, size_t size
));
541 _GL_CXXALIAS_SYS (realloc
, void *, (void *ptr
, size_t size
));
543 _GL_CXXALIASWARN (realloc
);
544 #elif defined GNULIB_POSIXCHECK
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");
551 #if @GNULIB_REALPATH@
552 # if @REPLACE_REALPATH@
553 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
554 # define realpath rpl_realpath
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
));
560 # if !@HAVE_REALPATH@
561 _GL_FUNCDECL_SYS (realpath
, char *, (const char *name
, char *resolved
)
562 _GL_ARG_NONNULL ((1)));
564 _GL_CXXALIAS_SYS (realpath
, char *, (const char *name
, char *resolved
));
566 _GL_CXXALIASWARN (realpath
);
567 #elif defined GNULIB_POSIXCHECK
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");
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. */
579 _GL_FUNCDECL_SYS (rpmatch
, int, (const char *response
) _GL_ARG_NONNULL ((1)));
581 _GL_CXXALIAS_SYS (rpmatch
, int, (const char *response
));
582 _GL_CXXALIASWARN (rpmatch
);
583 #elif defined GNULIB_POSIXCHECK
585 # if HAVE_RAW_DECL_RPMATCH
586 _GL_WARN_ON_USE (rpmatch
, "rpmatch is unportable - "
587 "use gnulib module rpmatch for portability");
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)
597 # define setenv rpl_setenv
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
));
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)));
610 _GL_CXXALIAS_SYS (setenv
, int,
611 (const char *name
, const char *value
, int replace
));
613 # if !(@REPLACE_SETENV@ && !@HAVE_DECL_SETENV@)
614 _GL_CXXALIASWARN (setenv
);
616 #elif defined GNULIB_POSIXCHECK
618 # if HAVE_RAW_DECL_SETENV
619 _GL_WARN_ON_USE (setenv
, "setenv is unportable - "
620 "use gnulib module setenv for portability");
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
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
));
635 _GL_FUNCDECL_SYS (strtod
, double, (const char *str
, char **endp
)
636 _GL_ARG_NONNULL ((1)));
638 _GL_CXXALIAS_SYS (strtod
, double, (const char *str
, char **endp
));
640 _GL_CXXALIASWARN (strtod
);
641 #elif defined GNULIB_POSIXCHECK
643 # if HAVE_RAW_DECL_STRTOD
644 _GL_WARN_ON_USE (strtod
, "strtod is unportable - "
645 "use gnulib module strtod for portability");
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
654 If ENDPTR is not NULL, the address of the first byte after the integer is
656 Upon overflow, the return value is LLONG_MAX or LLONG_MIN, and errno is set
659 _GL_FUNCDECL_SYS (strtoll
, long long,
660 (const char *string
, char **endptr
, int base
)
661 _GL_ARG_NONNULL ((1)));
663 _GL_CXXALIAS_SYS (strtoll
, long long,
664 (const char *string
, char **endptr
, int base
));
665 _GL_CXXALIASWARN (strtoll
);
666 #elif defined GNULIB_POSIXCHECK
668 # if HAVE_RAW_DECL_STRTOLL
669 _GL_WARN_ON_USE (strtoll
, "strtoll is unportable - "
670 "use gnulib module strtoll for portability");
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
679 If ENDPTR is not NULL, the address of the first byte after the integer is
681 Upon overflow, the return value is ULLONG_MAX, and errno is set to
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)));
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
693 # if HAVE_RAW_DECL_STRTOULL
694 _GL_WARN_ON_USE (strtoull
, "strtoull is unportable - "
695 "use gnulib module strtoull for portability");
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
));
705 _GL_CXXALIAS_SYS (unlockpt
, int, (int fd
));
706 _GL_CXXALIASWARN (unlockpt
);
707 #elif defined GNULIB_POSIXCHECK
709 # if HAVE_RAW_DECL_UNLOCKPT
710 _GL_WARN_ON_USE (unlockpt
, "unlockpt is not portable - "
711 "use gnulib module unlockpt for portability");
715 #if @GNULIB_UNSETENV@
716 /* Remove the variable NAME from the environment. */
717 # if @REPLACE_UNSETENV@
718 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
720 # define unsetenv rpl_unsetenv
722 _GL_FUNCDECL_RPL (unsetenv
, int, (const char *name
) _GL_ARG_NONNULL ((1)));
723 _GL_CXXALIAS_RPL (unsetenv
, int, (const char *name
));
725 # if !@HAVE_DECL_UNSETENV@
726 _GL_FUNCDECL_SYS (unsetenv
, int, (const char *name
) _GL_ARG_NONNULL ((1)));
728 _GL_CXXALIAS_SYS (unsetenv
, int, (const char *name
));
730 # if !(@REPLACE_UNSETENV@ && !@HAVE_DECL_UNSETENV@)
731 _GL_CXXALIASWARN (unsetenv
);
733 #elif defined GNULIB_POSIXCHECK
735 # if HAVE_RAW_DECL_UNSETENV
736 _GL_WARN_ON_USE (unsetenv
, "unsetenv is unportable - "
737 "use gnulib module unsetenv for portability");
741 /* Convert a wide character to a multibyte character. */
743 # if @REPLACE_WCTOMB@
744 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
746 # define wctomb rpl_wctomb
748 _GL_FUNCDECL_RPL (wctomb
, int, (char *s
, wchar_t wc
));
749 _GL_CXXALIAS_RPL (wctomb
, int, (char *s
, wchar_t wc
));
751 _GL_CXXALIAS_SYS (wctomb
, int, (char *s
, wchar_t wc
));
753 _GL_CXXALIASWARN (wctomb
);
757 #endif /* _GL_STDLIB_H */
758 #endif /* _GL_STDLIB_H */