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Merge remote branch 'origin/stable-2.0'
[bpt/guile.git] / lib / stdlib.in.h
CommitLineData
f240aacb
LC		 1/* A GNU-like <stdlib.h>.
2
49114fd4 3 Copyright (C) 1995, 2001-2004, 2006-2011 Free Software Foundation, Inc.
f240aacb
LC		 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
0f00f2c3 21@PRAGMA_COLUMNS@
f240aacb
LC		 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
8912421c
LC		 39/* NetBSD 5.0 mis-defines NULL. */
40#include <stddef.h>
f240aacb 41
0f00f2c3
LC		 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
f240aacb 47/* Solaris declares getloadavg() in <sys/loadavg.h>. */
61cd9dc9 48#if (@GNULIB_GETLOADAVG@ || defined GNULIB_POSIXCHECK) && @HAVE_SYS_LOADAVG_H@
f240aacb
LC		 49# include <sys/loadavg.h>
50#endif
51
49114fd4
LC		 52#if @GNULIB_RANDOM_R@
53
f240aacb 54/* OSF/1 5.1 declares 'struct random_data' in <random.h>, which is included
49114fd4
LC		 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
f240aacb 60
49114fd4
LC		 61# if !@HAVE_STRUCT_RANDOM_DATA@ || !@HAVE_RANDOM_R@
62# include <stdint.h>
63# endif
f240aacb 64
49114fd4 65# if !@HAVE_STRUCT_RANDOM_DATA@
0f00f2c3
LC		 66/* Define 'struct random_data'.
67 But allow multiple gnulib generated <stdlib.h> replacements to coexist. */
49114fd4 68# if !GNULIB_defined_struct_random_data
f240aacb
LC		 69struct random_data
70{
1cd4fffc
LC		 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. */
f240aacb 78};
49114fd4
LC		 79# define GNULIB_defined_struct_random_data 1
80# endif
0f00f2c3 81# endif
f240aacb
LC		 82#endif
83
a927b6c1 84#if (@GNULIB_MKSTEMP@ || @GNULIB_GETSUBOPT@ || defined GNULIB_POSIXCHECK) && ! defined __GLIBC__ && !((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)
61cd9dc9
LC		 85/* On MacOS X 10.3, only <unistd.h> declares mkstemp. */
86/* On Cygwin 1.7.1, only <unistd.h> declares getsubopt. */
a927b6c1 87/* But avoid namespace pollution on glibc systems and native Windows. */
61cd9dc9
LC		 88# include <unistd.h>
89#endif
f240aacb 90
49114fd4
LC		 91#if 3 <= __GNUC__ || __GNUC__ == 2 && 8 <= __GNUC_MINOR__
92# define _GL_ATTRIBUTE_NORETURN __attribute__ ((__noreturn__))
93#else
94# define _GL_ATTRIBUTE_NORETURN
9157d901
LC		 95#endif
96
f4c79b3c
LC		 97/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
98
1cd4fffc
LC		 99/* The definition of _GL_ARG_NONNULL is copied here. */
100
61cd9dc9
LC		 101/* The definition of _GL_WARN_ON_USE is copied here. */
102
f240aacb
LC		 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
9157d901
LC		 118#if @GNULIB__EXIT@
119/* Terminate the current process with the given return code, without running
120 the 'atexit' handlers. */
121# if !@HAVE__EXIT@
49114fd4 122_GL_FUNCDECL_SYS (_Exit, void, (int status) _GL_ATTRIBUTE_NORETURN);
9157d901
LC		 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
8912421c 135#if @GNULIB_ATOLL@
8912421c
LC		 136/* Parse a signed decimal integer.
137 Returns the value of the integer. Errors are not detected. */
f4c79b3c
LC		 138# if !@HAVE_ATOLL@
139_GL_FUNCDECL_SYS (atoll, long long, (const char *string) _GL_ARG_NONNULL ((1)));
f240aacb 140# endif
f4c79b3c
LC		 141_GL_CXXALIAS_SYS (atoll, long long, (const char *string));
142_GL_CXXALIASWARN (atoll);
f240aacb 143#elif defined GNULIB_POSIXCHECK
8912421c 144# undef atoll
61cd9dc9
LC		 145# if HAVE_RAW_DECL_ATOLL
146_GL_WARN_ON_USE (atoll, "atoll is unportable - "
147 "use gnulib module atoll for portability");
148# endif
f240aacb
LC		 149#endif
150
f240aacb 151#if @GNULIB_CALLOC_POSIX@
9157d901 152# if @REPLACE_CALLOC@
f4c79b3c
LC		 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));
f240aacb 161# endif
f4c79b3c 162_GL_CXXALIASWARN (calloc);
f240aacb
LC		 163#elif defined GNULIB_POSIXCHECK
164# undef calloc
61cd9dc9
LC		 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");
f240aacb
LC		 168#endif
169
8912421c
LC		 170#if @GNULIB_CANONICALIZE_FILE_NAME@
171# if @REPLACE_CANONICALIZE_FILE_NAME@
f4c79b3c
LC		 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));
f240aacb 184# endif
f4c79b3c 185_GL_CXXALIASWARN (canonicalize_file_name);
f240aacb 186#elif defined GNULIB_POSIXCHECK
8912421c 187# undef canonicalize_file_name
61cd9dc9 188# if HAVE_RAW_DECL_CANONICALIZE_FILE_NAME
0f00f2c3
LC		 189_GL_WARN_ON_USE (canonicalize_file_name,
190 "canonicalize_file_name is unportable - "
61cd9dc9
LC		 191 "use gnulib module canonicalize-lgpl for portability");
192# endif
f240aacb
LC		 193#endif
194
f240aacb 195#if @GNULIB_GETLOADAVG@
f240aacb
LC		 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. */
f4c79b3c
LC		 200# if !@HAVE_DECL_GETLOADAVG@
201_GL_FUNCDECL_SYS (getloadavg, int, (double loadavg[], int nelem)
202 _GL_ARG_NONNULL ((1)));
f240aacb 203# endif
f4c79b3c
LC		 204_GL_CXXALIAS_SYS (getloadavg, int, (double loadavg[], int nelem));
205_GL_CXXALIASWARN (getloadavg);
f240aacb
LC		 206#elif defined GNULIB_POSIXCHECK
207# undef getloadavg
61cd9dc9
LC		 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
f240aacb
LC		 212#endif
213
f240aacb
LC		 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@
f4c79b3c
LC		 227_GL_FUNCDECL_SYS (getsubopt, int,
228 (char **optionp, char *const *tokens, char **valuep)
229 _GL_ARG_NONNULL ((1, 2, 3)));
f240aacb 230# endif
f4c79b3c
LC		 231_GL_CXXALIAS_SYS (getsubopt, int,
232 (char **optionp, char *const *tokens, char **valuep));
233_GL_CXXALIASWARN (getsubopt);
f240aacb
LC		 234#elif defined GNULIB_POSIXCHECK
235# undef getsubopt
61cd9dc9
LC		 236# if HAVE_RAW_DECL_GETSUBOPT
237_GL_WARN_ON_USE (getsubopt, "getsubopt is unportable - "
238 "use gnulib module getsubopt for portability");
239# endif
f240aacb
LC		 240#endif
241
a927b6c1
LC		 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
8912421c 258#if @GNULIB_MALLOC_POSIX@
9157d901 259# if @REPLACE_MALLOC@
f4c79b3c
LC		 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));
8912421c 268# endif
f4c79b3c 269_GL_CXXALIASWARN (malloc);
8912421c
LC		 270#elif defined GNULIB_POSIXCHECK
271# undef malloc
61cd9dc9
LC		 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");
8912421c 275#endif
f240aacb 276
dd36ce77
MW		 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
f240aacb 292#if @GNULIB_MKDTEMP@
f240aacb
LC		 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. */
f4c79b3c
LC		 298# if !@HAVE_MKDTEMP@
299_GL_FUNCDECL_SYS (mkdtemp, char *, (char * /*template*/) _GL_ARG_NONNULL ((1)));
f240aacb 300# endif
f4c79b3c
LC		 301_GL_CXXALIAS_SYS (mkdtemp, char *, (char * /*template*/));
302_GL_CXXALIASWARN (mkdtemp);
f240aacb
LC		 303#elif defined GNULIB_POSIXCHECK
304# undef mkdtemp
61cd9dc9
LC		 305# if HAVE_RAW_DECL_MKDTEMP
306_GL_WARN_ON_USE (mkdtemp, "mkdtemp is unportable - "
307 "use gnulib module mkdtemp for portability");
308# endif
f240aacb
LC		 309#endif
310
8912421c 311#if @GNULIB_MKOSTEMP@
8912421c
LC		 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. */
f4c79b3c
LC		 324# if !@HAVE_MKOSTEMP@
325_GL_FUNCDECL_SYS (mkostemp, int, (char * /*template*/, int /*flags*/)
326 _GL_ARG_NONNULL ((1)));
8912421c 327# endif
f4c79b3c
LC		 328_GL_CXXALIAS_SYS (mkostemp, int, (char * /*template*/, int /*flags*/));
329_GL_CXXALIASWARN (mkostemp);
8912421c
LC		 330#elif defined GNULIB_POSIXCHECK
331# undef mkostemp
61cd9dc9
LC		 332# if HAVE_RAW_DECL_MKOSTEMP
333_GL_WARN_ON_USE (mkostemp, "mkostemp is unportable - "
334 "use gnulib module mkostemp for portability");
335# endif
8912421c 336#endif
f240aacb 337
f29ded4b 338#if @GNULIB_MKOSTEMPS@
f29ded4b
LC		 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. */
f4c79b3c
LC		 352# if !@HAVE_MKOSTEMPS@
353_GL_FUNCDECL_SYS (mkostemps, int,
354 (char * /*template*/, int /*suffixlen*/, int /*flags*/)
355 _GL_ARG_NONNULL ((1)));
f29ded4b 356# endif
f4c79b3c
LC		 357_GL_CXXALIAS_SYS (mkostemps, int,
358 (char * /*template*/, int /*suffixlen*/, int /*flags*/));
359_GL_CXXALIASWARN (mkostemps);
f29ded4b
LC		 360#elif defined GNULIB_POSIXCHECK
361# undef mkostemps
61cd9dc9
LC		 362# if HAVE_RAW_DECL_MKOSTEMPS
363_GL_WARN_ON_USE (mkostemps, "mkostemps is unportable - "
364 "use gnulib module mkostemps for portability");
365# endif
f29ded4b
LC		 366#endif
367
f240aacb 368#if @GNULIB_MKSTEMP@
f240aacb
LC		 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. */
f4c79b3c
LC		 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
a927b6c1
LC		 385# if ! @HAVE_MKSTEMP@
386_GL_FUNCDECL_SYS (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1)));
387# endif
f4c79b3c 388_GL_CXXALIAS_SYS (mkstemp, int, (char * /*template*/));
f240aacb 389# endif
f4c79b3c 390_GL_CXXALIASWARN (mkstemp);
f240aacb
LC		 391#elif defined GNULIB_POSIXCHECK
392# undef mkstemp
61cd9dc9
LC		 393# if HAVE_RAW_DECL_MKSTEMP
394_GL_WARN_ON_USE (mkstemp, "mkstemp is unportable - "
395 "use gnulib module mkstemp for portability");
396# endif
f240aacb
LC		 397#endif
398
f29ded4b 399#if @GNULIB_MKSTEMPS@
f29ded4b
LC		 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. */
f4c79b3c
LC		 410# if !@HAVE_MKSTEMPS@
411_GL_FUNCDECL_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/)
412 _GL_ARG_NONNULL ((1)));
f29ded4b 413# endif
f4c79b3c
LC		 414_GL_CXXALIAS_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/));
415_GL_CXXALIASWARN (mkstemps);
f29ded4b
LC		 416#elif defined GNULIB_POSIXCHECK
417# undef mkstemps
61cd9dc9
LC		 418# if HAVE_RAW_DECL_MKSTEMPS
419_GL_WARN_ON_USE (mkstemps, "mkstemps is unportable - "
420 "use gnulib module mkstemps for portability");
421# endif
f29ded4b
LC		 422#endif
423
a927b6c1
LC		 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
f240aacb
LC		 440#if @GNULIB_PUTENV@
441# if @REPLACE_PUTENV@
f4c79b3c
LC		 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));
f240aacb 450# endif
f4c79b3c 451_GL_CXXALIASWARN (putenv);
f240aacb
LC		 452#endif
453
f4c79b3c 454
f240aacb
LC		 455#if @GNULIB_RANDOM_R@
456# if !@HAVE_RANDOM_R@
f240aacb
LC		 457# ifndef RAND_MAX
458# define RAND_MAX 2147483647
459# endif
f4c79b3c
LC		 460# endif
461#endif
f240aacb 462
f4c79b3c
LC		 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)));
f240aacb 467# endif
f4c79b3c
LC		 468_GL_CXXALIAS_SYS (random_r, int, (struct random_data *buf, int32_t *result));
469_GL_CXXALIASWARN (random_r);
f240aacb
LC		 470#elif defined GNULIB_POSIXCHECK
471# undef random_r
61cd9dc9
LC		 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
f4c79b3c
LC		 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)));
61cd9dc9 483# endif
f4c79b3c
LC		 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
f240aacb 488# undef srandom_r
61cd9dc9
LC		 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
f4c79b3c
LC		 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
f240aacb 524# undef setstate_r
61cd9dc9
LC		 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
f240aacb
LC		 529#endif
530
f4c79b3c 531
8912421c 532#if @GNULIB_REALLOC_POSIX@
9157d901 533# if @REPLACE_REALLOC@
f4c79b3c
LC		 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));
8912421c 542# endif
f4c79b3c 543_GL_CXXALIASWARN (realloc);
8912421c
LC		 544#elif defined GNULIB_POSIXCHECK
545# undef realloc
61cd9dc9
LC		 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");
8912421c
LC		 549#endif
550
551#if @GNULIB_REALPATH@
552# if @REPLACE_REALPATH@
f4c79b3c
LC		 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));
8912421c 565# endif
f4c79b3c 566_GL_CXXALIASWARN (realpath);
8912421c
LC		 567#elif defined GNULIB_POSIXCHECK
568# undef realpath
61cd9dc9
LC		 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
8912421c 573#endif
f240aacb
LC		 574
575#if @GNULIB_RPMATCH@
f240aacb
LC		 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. */
f4c79b3c
LC		 578# if !@HAVE_RPMATCH@
579_GL_FUNCDECL_SYS (rpmatch, int, (const char *response) _GL_ARG_NONNULL ((1)));
f240aacb 580# endif
f4c79b3c
LC		 581_GL_CXXALIAS_SYS (rpmatch, int, (const char *response));
582_GL_CXXALIASWARN (rpmatch);
f240aacb
LC		 583#elif defined GNULIB_POSIXCHECK
584# undef rpmatch
61cd9dc9
LC		 585# if HAVE_RAW_DECL_RPMATCH
586_GL_WARN_ON_USE (rpmatch, "rpmatch is unportable - "
587 "use gnulib module rpmatch for portability");
588# endif
f240aacb
LC		 589#endif
590
f240aacb 591#if @GNULIB_SETENV@
f240aacb
LC		 592/* Set NAME to VALUE in the environment.
593 If REPLACE is nonzero, overwrite an existing value. */
f4c79b3c
LC		 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
ab4d62ad 605# if !@HAVE_DECL_SETENV@
f4c79b3c
LC		 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));
f240aacb 612# endif
ab4d62ad 613# if !(@REPLACE_SETENV@ && !@HAVE_DECL_SETENV@)
f4c79b3c 614_GL_CXXALIASWARN (setenv);
ab4d62ad 615# endif
4f02b98d
LC		 616#elif defined GNULIB_POSIXCHECK
617# undef setenv
61cd9dc9
LC		 618# if HAVE_RAW_DECL_SETENV
619_GL_WARN_ON_USE (setenv, "setenv is unportable - "
620 "use gnulib module setenv for portability");
621# endif
f240aacb
LC		 622#endif
623
f240aacb 624#if @GNULIB_STRTOD@
f240aacb 625 /* Parse a double from STRING, updating ENDP if appropriate. */
f4c79b3c
LC		 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));
f240aacb 639# endif
f4c79b3c 640_GL_CXXALIASWARN (strtod);
f240aacb
LC		 641#elif defined GNULIB_POSIXCHECK
642# undef strtod
61cd9dc9
LC		 643# if HAVE_RAW_DECL_STRTOD
644_GL_WARN_ON_USE (strtod, "strtod is unportable - "
645 "use gnulib module strtod for portability");
646# endif
f240aacb
LC		 647#endif
648
f240aacb 649#if @GNULIB_STRTOLL@
f240aacb
LC		 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. */
f4c79b3c
LC		 658# if !@HAVE_STRTOLL@
659_GL_FUNCDECL_SYS (strtoll, long long,
660 (const char *string, char **endptr, int base)
661 _GL_ARG_NONNULL ((1)));
f240aacb 662# endif
f4c79b3c
LC		 663_GL_CXXALIAS_SYS (strtoll, long long,
664 (const char *string, char **endptr, int base));
665_GL_CXXALIASWARN (strtoll);
f240aacb
LC		 666#elif defined GNULIB_POSIXCHECK
667# undef strtoll
61cd9dc9
LC		 668# if HAVE_RAW_DECL_STRTOLL
669_GL_WARN_ON_USE (strtoll, "strtoll is unportable - "
670 "use gnulib module strtoll for portability");
671# endif
f240aacb
LC		 672#endif
673
f240aacb 674#if @GNULIB_STRTOULL@
f240aacb
LC		 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. */
f4c79b3c
LC		 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)));
f240aacb 687# endif
f4c79b3c
LC		 688_GL_CXXALIAS_SYS (strtoull, unsigned long long,
689 (const char *string, char **endptr, int base));
690_GL_CXXALIASWARN (strtoull);
f240aacb
LC		 691#elif defined GNULIB_POSIXCHECK
692# undef strtoull
61cd9dc9
LC		 693# if HAVE_RAW_DECL_STRTOULL
694_GL_WARN_ON_USE (strtoull, "strtoull is unportable - "
695 "use gnulib module strtoull for portability");
696# endif
f240aacb
LC		 697#endif
698
a927b6c1
LC		 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
0f00f2c3 710_GL_WARN_ON_USE (unlockpt, "unlockpt is not portable - "
a927b6c1
LC		 711 "use gnulib module unlockpt for portability");
712# endif
713#endif
714
8912421c 715#if @GNULIB_UNSETENV@
8912421c 716/* Remove the variable NAME from the environment. */
f4c79b3c
LC		 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
ab4d62ad 725# if !@HAVE_DECL_UNSETENV@
f4c79b3c
LC		 726_GL_FUNCDECL_SYS (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1)));
727# endif
728_GL_CXXALIAS_SYS (unsetenv, int, (const char *name));
8912421c 729# endif
ab4d62ad 730# if !(@REPLACE_UNSETENV@ && !@HAVE_DECL_UNSETENV@)
f4c79b3c 731_GL_CXXALIASWARN (unsetenv);
ab4d62ad 732# endif
4f02b98d
LC		 733#elif defined GNULIB_POSIXCHECK
734# undef unsetenv
61cd9dc9
LC		 735# if HAVE_RAW_DECL_UNSETENV
736_GL_WARN_ON_USE (unsetenv, "unsetenv is unportable - "
737 "use gnulib module unsetenv for portability");
738# endif
8912421c 739#endif
f240aacb 740
dd36ce77
MW		 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
f240aacb
LC		 756
757#endif /* _GL_STDLIB_H */
758#endif /* _GL_STDLIB_H */
759#endif
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