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Update Gnulib to v0.0-7509-g98a2286.
[bpt/guile.git] / lib / stdlib.in.h
CommitLineData
f240aacb
LC		 1/* A GNU-like <stdlib.h>.
2
f0007cad 3 Copyright (C) 1995, 2001-2004, 2006-2012 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
3d458a81 31#ifndef _@GUARD_PREFIX@_STDLIB_H
f240aacb
LC		 32
33/* The include_next requires a split double-inclusion guard. */
34#@INCLUDE_NEXT@ @NEXT_STDLIB_H@
35
3d458a81
AW		 36#ifndef _@GUARD_PREFIX@_STDLIB_H
37#define _@GUARD_PREFIX@_STDLIB_H
f240aacb 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
f0007cad
LC		 52/* Native Windows platforms declare mktemp() in <io.h>. */
53#if 0 && ((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)
54# include <io.h>
55#endif
56
49114fd4
LC		 57#if @GNULIB_RANDOM_R@
58
f240aacb 59/* OSF/1 5.1 declares 'struct random_data' in <random.h>, which is included
49114fd4
LC		 60 from <stdlib.h> if _REENTRANT is defined. Include it whenever we need
61 'struct random_data'. */
62# if @HAVE_RANDOM_H@
63# include <random.h>
64# endif
f240aacb 65
f0007cad 66# if !@HAVE_STRUCT_RANDOM_DATA@ || @REPLACE_RANDOM_R@ || !@HAVE_RANDOM_R@
49114fd4
LC		 67# include <stdint.h>
68# endif
f240aacb 69
49114fd4 70# if !@HAVE_STRUCT_RANDOM_DATA@
0f00f2c3
LC		 71/* Define 'struct random_data'.
72 But allow multiple gnulib generated <stdlib.h> replacements to coexist. */
49114fd4 73# if !GNULIB_defined_struct_random_data
f240aacb
LC		 74struct random_data
75{
1cd4fffc
LC		 76 int32_t *fptr; /* Front pointer. */
77 int32_t *rptr; /* Rear pointer. */
78 int32_t *state; /* Array of state values. */
79 int rand_type; /* Type of random number generator. */
80 int rand_deg; /* Degree of random number generator. */
81 int rand_sep; /* Distance between front and rear. */
82 int32_t *end_ptr; /* Pointer behind state table. */
f240aacb 83};
49114fd4
LC		 84# define GNULIB_defined_struct_random_data 1
85# endif
0f00f2c3 86# endif
f240aacb
LC		 87#endif
88
3d458a81 89#if (@GNULIB_MKSTEMP@ || @GNULIB_MKSTEMPS@ || @GNULIB_GETSUBOPT@ || defined GNULIB_POSIXCHECK) && ! defined __GLIBC__ && !((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)
005de2e8
LC		 90/* On Mac OS X 10.3, only <unistd.h> declares mkstemp. */
91/* On Mac OS X 10.5, only <unistd.h> declares mkstemps. */
61cd9dc9 92/* On Cygwin 1.7.1, only <unistd.h> declares getsubopt. */
a927b6c1 93/* But avoid namespace pollution on glibc systems and native Windows. */
61cd9dc9
LC		 94# include <unistd.h>
95#endif
f240aacb 96
005de2e8
LC		 97/* The __attribute__ feature is available in gcc versions 2.5 and later.
98 The attribute __pure__ was added in gcc 2.96. */
99#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)
100# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__))
101#else
102# define _GL_ATTRIBUTE_PURE /* empty */
103#endif
104
35428fb6 105/* The definition of _Noreturn is copied here. */
9157d901 106
f4c79b3c
LC		 107/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
108
1cd4fffc
LC		 109/* The definition of _GL_ARG_NONNULL is copied here. */
110
61cd9dc9
LC		 111/* The definition of _GL_WARN_ON_USE is copied here. */
112
f240aacb
LC		 113
114/* Some systems do not define EXIT_*, despite otherwise supporting C89. */
115#ifndef EXIT_SUCCESS
116# define EXIT_SUCCESS 0
117#endif
118/* Tandem/NSK and other platforms that define EXIT_FAILURE as -1 interfere
119 with proper operation of xargs. */
120#ifndef EXIT_FAILURE
121# define EXIT_FAILURE 1
122#elif EXIT_FAILURE != 1
123# undef EXIT_FAILURE
124# define EXIT_FAILURE 1
125#endif
126
127
9157d901
LC		 128#if @GNULIB__EXIT@
129/* Terminate the current process with the given return code, without running
130 the 'atexit' handlers. */
131# if !@HAVE__EXIT@
35428fb6 132_GL_FUNCDECL_SYS (_Exit, _Noreturn void, (int status));
9157d901
LC		 133# endif
134_GL_CXXALIAS_SYS (_Exit, void, (int status));
135_GL_CXXALIASWARN (_Exit);
136#elif defined GNULIB_POSIXCHECK
137# undef _Exit
138# if HAVE_RAW_DECL__EXIT
139_GL_WARN_ON_USE (_Exit, "_Exit is unportable - "
140 "use gnulib module _Exit for portability");
141# endif
142#endif
143
144
8912421c 145#if @GNULIB_ATOLL@
8912421c
LC		 146/* Parse a signed decimal integer.
147 Returns the value of the integer. Errors are not detected. */
f4c79b3c 148# if !@HAVE_ATOLL@
005de2e8
LC		 149_GL_FUNCDECL_SYS (atoll, long long, (const char *string)
150 _GL_ATTRIBUTE_PURE
151 _GL_ARG_NONNULL ((1)));
f240aacb 152# endif
f4c79b3c
LC		 153_GL_CXXALIAS_SYS (atoll, long long, (const char *string));
154_GL_CXXALIASWARN (atoll);
f240aacb 155#elif defined GNULIB_POSIXCHECK
8912421c 156# undef atoll
61cd9dc9
LC		 157# if HAVE_RAW_DECL_ATOLL
158_GL_WARN_ON_USE (atoll, "atoll is unportable - "
159 "use gnulib module atoll for portability");
160# endif
f240aacb
LC		 161#endif
162
f240aacb 163#if @GNULIB_CALLOC_POSIX@
9157d901 164# if @REPLACE_CALLOC@
f4c79b3c
LC		 165# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
166# undef calloc
167# define calloc rpl_calloc
168# endif
169_GL_FUNCDECL_RPL (calloc, void *, (size_t nmemb, size_t size));
170_GL_CXXALIAS_RPL (calloc, void *, (size_t nmemb, size_t size));
171# else
172_GL_CXXALIAS_SYS (calloc, void *, (size_t nmemb, size_t size));
f240aacb 173# endif
f4c79b3c 174_GL_CXXALIASWARN (calloc);
f240aacb
LC		 175#elif defined GNULIB_POSIXCHECK
176# undef calloc
61cd9dc9
LC		 177/* Assume calloc is always declared. */
178_GL_WARN_ON_USE (calloc, "calloc is not POSIX compliant everywhere - "
179 "use gnulib module calloc-posix for portability");
f240aacb
LC		 180#endif
181
8912421c
LC		 182#if @GNULIB_CANONICALIZE_FILE_NAME@
183# if @REPLACE_CANONICALIZE_FILE_NAME@
f4c79b3c
LC		 184# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
185# define canonicalize_file_name rpl_canonicalize_file_name
186# endif
187_GL_FUNCDECL_RPL (canonicalize_file_name, char *, (const char *name)
188 _GL_ARG_NONNULL ((1)));
189_GL_CXXALIAS_RPL (canonicalize_file_name, char *, (const char *name));
190# else
191# if !@HAVE_CANONICALIZE_FILE_NAME@
192_GL_FUNCDECL_SYS (canonicalize_file_name, char *, (const char *name)
193 _GL_ARG_NONNULL ((1)));
194# endif
195_GL_CXXALIAS_SYS (canonicalize_file_name, char *, (const char *name));
f240aacb 196# endif
f4c79b3c 197_GL_CXXALIASWARN (canonicalize_file_name);
f240aacb 198#elif defined GNULIB_POSIXCHECK
8912421c 199# undef canonicalize_file_name
61cd9dc9 200# if HAVE_RAW_DECL_CANONICALIZE_FILE_NAME
0f00f2c3
LC		 201_GL_WARN_ON_USE (canonicalize_file_name,
202 "canonicalize_file_name is unportable - "
61cd9dc9
LC		 203 "use gnulib module canonicalize-lgpl for portability");
204# endif
f240aacb
LC		 205#endif
206
f240aacb 207#if @GNULIB_GETLOADAVG@
f240aacb
LC		 208/* Store max(NELEM,3) load average numbers in LOADAVG[].
209 The three numbers are the load average of the last 1 minute, the last 5
210 minutes, and the last 15 minutes, respectively.
211 LOADAVG is an array of NELEM numbers. */
f4c79b3c
LC		 212# if !@HAVE_DECL_GETLOADAVG@
213_GL_FUNCDECL_SYS (getloadavg, int, (double loadavg[], int nelem)
214 _GL_ARG_NONNULL ((1)));
f240aacb 215# endif
f4c79b3c
LC		 216_GL_CXXALIAS_SYS (getloadavg, int, (double loadavg[], int nelem));
217_GL_CXXALIASWARN (getloadavg);
f240aacb
LC		 218#elif defined GNULIB_POSIXCHECK
219# undef getloadavg
61cd9dc9
LC		 220# if HAVE_RAW_DECL_GETLOADAVG
221_GL_WARN_ON_USE (getloadavg, "getloadavg is not portable - "
222 "use gnulib module getloadavg for portability");
223# endif
f240aacb
LC		 224#endif
225
f240aacb
LC		 226#if @GNULIB_GETSUBOPT@
227/* Assuming *OPTIONP is a comma separated list of elements of the form
228 "token" or "token=value", getsubopt parses the first of these elements.
229 If the first element refers to a "token" that is member of the given
230 NULL-terminated array of tokens:
231 - It replaces the comma with a NUL byte, updates *OPTIONP to point past
232 the first option and the comma, sets *VALUEP to the value of the
233 element (or NULL if it doesn't contain an "=" sign),
234 - It returns the index of the "token" in the given array of tokens.
235 Otherwise it returns -1, and *OPTIONP and *VALUEP are undefined.
236 For more details see the POSIX:2001 specification.
237 http://www.opengroup.org/susv3xsh/getsubopt.html */
238# if !@HAVE_GETSUBOPT@
f4c79b3c
LC		 239_GL_FUNCDECL_SYS (getsubopt, int,
240 (char **optionp, char *const *tokens, char **valuep)
241 _GL_ARG_NONNULL ((1, 2, 3)));
f240aacb 242# endif
f4c79b3c
LC		 243_GL_CXXALIAS_SYS (getsubopt, int,
244 (char **optionp, char *const *tokens, char **valuep));
245_GL_CXXALIASWARN (getsubopt);
f240aacb
LC		 246#elif defined GNULIB_POSIXCHECK
247# undef getsubopt
61cd9dc9
LC		 248# if HAVE_RAW_DECL_GETSUBOPT
249_GL_WARN_ON_USE (getsubopt, "getsubopt is unportable - "
250 "use gnulib module getsubopt for portability");
251# endif
f240aacb
LC		 252#endif
253
a927b6c1
LC		 254#if @GNULIB_GRANTPT@
255/* Change the ownership and access permission of the slave side of the
256 pseudo-terminal whose master side is specified by FD. */
257# if !@HAVE_GRANTPT@
258_GL_FUNCDECL_SYS (grantpt, int, (int fd));
259# endif
260_GL_CXXALIAS_SYS (grantpt, int, (int fd));
261_GL_CXXALIASWARN (grantpt);
262#elif defined GNULIB_POSIXCHECK
263# undef grantpt
264# if HAVE_RAW_DECL_GRANTPT
7f1ea859 265_GL_WARN_ON_USE (grantpt, "grantpt is not portable - "
a927b6c1
LC		 266 "use gnulib module grantpt for portability");
267# endif
268#endif
269
dd7d0148
LC		 270/* If _GL_USE_STDLIB_ALLOC is nonzero, the including module does not
271 rely on GNU or POSIX semantics for malloc and realloc (for example,
272 by never specifying a zero size), so it does not need malloc or
273 realloc to be redefined. */
8912421c 274#if @GNULIB_MALLOC_POSIX@
9157d901 275# if @REPLACE_MALLOC@
dd7d0148
LC		 276# if !((defined __cplusplus && defined GNULIB_NAMESPACE) \
277 || _GL_USE_STDLIB_ALLOC)
f4c79b3c
LC		 278# undef malloc
279# define malloc rpl_malloc
280# endif
281_GL_FUNCDECL_RPL (malloc, void *, (size_t size));
282_GL_CXXALIAS_RPL (malloc, void *, (size_t size));
283# else
284_GL_CXXALIAS_SYS (malloc, void *, (size_t size));
8912421c 285# endif
f4c79b3c 286_GL_CXXALIASWARN (malloc);
dd7d0148 287#elif defined GNULIB_POSIXCHECK && !_GL_USE_STDLIB_ALLOC
8912421c 288# undef malloc
61cd9dc9
LC		 289/* Assume malloc is always declared. */
290_GL_WARN_ON_USE (malloc, "malloc is not POSIX compliant everywhere - "
291 "use gnulib module malloc-posix for portability");
8912421c 292#endif
f240aacb 293
dd36ce77
MW		 294/* Convert a multibyte character to a wide character. */
295#if @GNULIB_MBTOWC@
296# if @REPLACE_MBTOWC@
297# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
298# undef mbtowc
299# define mbtowc rpl_mbtowc
300# endif
301_GL_FUNCDECL_RPL (mbtowc, int, (wchar_t *pwc, const char *s, size_t n));
302_GL_CXXALIAS_RPL (mbtowc, int, (wchar_t *pwc, const char *s, size_t n));
303# else
304_GL_CXXALIAS_SYS (mbtowc, int, (wchar_t *pwc, const char *s, size_t n));
305# endif
306_GL_CXXALIASWARN (mbtowc);
307#endif
308
f240aacb 309#if @GNULIB_MKDTEMP@
f240aacb
LC		 310/* Create a unique temporary directory from TEMPLATE.
311 The last six characters of TEMPLATE must be "XXXXXX";
312 they are replaced with a string that makes the directory name unique.
313 Returns TEMPLATE, or a null pointer if it cannot get a unique name.
314 The directory is created mode 700. */
f4c79b3c
LC		 315# if !@HAVE_MKDTEMP@
316_GL_FUNCDECL_SYS (mkdtemp, char *, (char * /*template*/) _GL_ARG_NONNULL ((1)));
f240aacb 317# endif
f4c79b3c
LC		 318_GL_CXXALIAS_SYS (mkdtemp, char *, (char * /*template*/));
319_GL_CXXALIASWARN (mkdtemp);
f240aacb
LC		 320#elif defined GNULIB_POSIXCHECK
321# undef mkdtemp
61cd9dc9
LC		 322# if HAVE_RAW_DECL_MKDTEMP
323_GL_WARN_ON_USE (mkdtemp, "mkdtemp is unportable - "
324 "use gnulib module mkdtemp for portability");
325# endif
f240aacb
LC		 326#endif
327
8912421c 328#if @GNULIB_MKOSTEMP@
8912421c
LC		 329/* Create a unique temporary file from TEMPLATE.
330 The last six characters of TEMPLATE must be "XXXXXX";
331 they are replaced with a string that makes the file name unique.
332 The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
333 and O_TEXT, O_BINARY (defined in "binary-io.h").
334 The file is then created, with the specified flags, ensuring it didn't exist
335 before.
336 The file is created read-write (mask at least 0600 & ~umask), but it may be
337 world-readable and world-writable (mask 0666 & ~umask), depending on the
338 implementation.
339 Returns the open file descriptor if successful, otherwise -1 and errno
340 set. */
f4c79b3c
LC		 341# if !@HAVE_MKOSTEMP@
342_GL_FUNCDECL_SYS (mkostemp, int, (char * /*template*/, int /*flags*/)
343 _GL_ARG_NONNULL ((1)));
8912421c 344# endif
f4c79b3c
LC		 345_GL_CXXALIAS_SYS (mkostemp, int, (char * /*template*/, int /*flags*/));
346_GL_CXXALIASWARN (mkostemp);
8912421c
LC		 347#elif defined GNULIB_POSIXCHECK
348# undef mkostemp
61cd9dc9
LC		 349# if HAVE_RAW_DECL_MKOSTEMP
350_GL_WARN_ON_USE (mkostemp, "mkostemp is unportable - "
351 "use gnulib module mkostemp for portability");
352# endif
8912421c 353#endif
f240aacb 354
f29ded4b 355#if @GNULIB_MKOSTEMPS@
f29ded4b
LC		 356/* Create a unique temporary file from TEMPLATE.
357 The last six characters of TEMPLATE before a suffix of length
358 SUFFIXLEN must be "XXXXXX";
359 they are replaced with a string that makes the file name unique.
360 The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>)
361 and O_TEXT, O_BINARY (defined in "binary-io.h").
362 The file is then created, with the specified flags, ensuring it didn't exist
363 before.
364 The file is created read-write (mask at least 0600 & ~umask), but it may be
365 world-readable and world-writable (mask 0666 & ~umask), depending on the
366 implementation.
367 Returns the open file descriptor if successful, otherwise -1 and errno
368 set. */
f4c79b3c
LC		 369# if !@HAVE_MKOSTEMPS@
370_GL_FUNCDECL_SYS (mkostemps, int,
371 (char * /*template*/, int /*suffixlen*/, int /*flags*/)
372 _GL_ARG_NONNULL ((1)));
f29ded4b 373# endif
f4c79b3c
LC		 374_GL_CXXALIAS_SYS (mkostemps, int,
375 (char * /*template*/, int /*suffixlen*/, int /*flags*/));
376_GL_CXXALIASWARN (mkostemps);
f29ded4b
LC		 377#elif defined GNULIB_POSIXCHECK
378# undef mkostemps
61cd9dc9
LC		 379# if HAVE_RAW_DECL_MKOSTEMPS
380_GL_WARN_ON_USE (mkostemps, "mkostemps is unportable - "
381 "use gnulib module mkostemps for portability");
382# endif
f29ded4b
LC		 383#endif
384
f240aacb 385#if @GNULIB_MKSTEMP@
f240aacb
LC		 386/* Create a unique temporary file from TEMPLATE.
387 The last six characters of TEMPLATE must be "XXXXXX";
388 they are replaced with a string that makes the file name unique.
389 The file is then created, ensuring it didn't exist before.
390 The file is created read-write (mask at least 0600 & ~umask), but it may be
391 world-readable and world-writable (mask 0666 & ~umask), depending on the
392 implementation.
393 Returns the open file descriptor if successful, otherwise -1 and errno
394 set. */
f4c79b3c
LC		 395# if @REPLACE_MKSTEMP@
396# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
397# define mkstemp rpl_mkstemp
398# endif
399_GL_FUNCDECL_RPL (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1)));
400_GL_CXXALIAS_RPL (mkstemp, int, (char * /*template*/));
401# else
a927b6c1
LC		 402# if ! @HAVE_MKSTEMP@
403_GL_FUNCDECL_SYS (mkstemp, int, (char * /*template*/) _GL_ARG_NONNULL ((1)));
404# endif
f4c79b3c 405_GL_CXXALIAS_SYS (mkstemp, int, (char * /*template*/));
f240aacb 406# endif
f4c79b3c 407_GL_CXXALIASWARN (mkstemp);
f240aacb
LC		 408#elif defined GNULIB_POSIXCHECK
409# undef mkstemp
61cd9dc9
LC		 410# if HAVE_RAW_DECL_MKSTEMP
411_GL_WARN_ON_USE (mkstemp, "mkstemp is unportable - "
412 "use gnulib module mkstemp for portability");
413# endif
f240aacb
LC		 414#endif
415
f29ded4b 416#if @GNULIB_MKSTEMPS@
f29ded4b
LC		 417/* Create a unique temporary file from TEMPLATE.
418 The last six characters of TEMPLATE prior to a suffix of length
419 SUFFIXLEN must be "XXXXXX";
420 they are replaced with a string that makes the file name unique.
421 The file is then created, ensuring it didn't exist before.
422 The file is created read-write (mask at least 0600 & ~umask), but it may be
423 world-readable and world-writable (mask 0666 & ~umask), depending on the
424 implementation.
425 Returns the open file descriptor if successful, otherwise -1 and errno
426 set. */
f4c79b3c
LC		 427# if !@HAVE_MKSTEMPS@
428_GL_FUNCDECL_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/)
429 _GL_ARG_NONNULL ((1)));
f29ded4b 430# endif
f4c79b3c
LC		 431_GL_CXXALIAS_SYS (mkstemps, int, (char * /*template*/, int /*suffixlen*/));
432_GL_CXXALIASWARN (mkstemps);
f29ded4b
LC		 433#elif defined GNULIB_POSIXCHECK
434# undef mkstemps
61cd9dc9
LC		 435# if HAVE_RAW_DECL_MKSTEMPS
436_GL_WARN_ON_USE (mkstemps, "mkstemps is unportable - "
437 "use gnulib module mkstemps for portability");
438# endif
f29ded4b
LC		 439#endif
440
35428fb6
LC		 441#if @GNULIB_POSIX_OPENPT@
442/* Return an FD open to the master side of a pseudo-terminal. Flags should
443 include O_RDWR, and may also include O_NOCTTY. */
444# if !@HAVE_POSIX_OPENPT@
445_GL_FUNCDECL_SYS (posix_openpt, int, (int flags));
446# endif
447_GL_CXXALIAS_SYS (posix_openpt, int, (int flags));
448_GL_CXXALIASWARN (posix_openpt);
449#elif defined GNULIB_POSIXCHECK
450# undef posix_openpt
451# if HAVE_RAW_DECL_POSIX_OPENPT
452_GL_WARN_ON_USE (posix_openpt, "posix_openpt is not portable - "
453 "use gnulib module posix_openpt for portability");
454# endif
455#endif
456
a927b6c1
LC		 457#if @GNULIB_PTSNAME@
458/* Return the pathname of the pseudo-terminal slave associated with
459 the master FD is open on, or NULL on errors. */
460# if !@HAVE_PTSNAME@
461_GL_FUNCDECL_SYS (ptsname, char *, (int fd));
462# endif
463_GL_CXXALIAS_SYS (ptsname, char *, (int fd));
464_GL_CXXALIASWARN (ptsname);
465#elif defined GNULIB_POSIXCHECK
466# undef ptsname
467# if HAVE_RAW_DECL_PTSNAME
468_GL_WARN_ON_USE (ptsname, "ptsname is not portable - "
469 "use gnulib module ptsname for portability");
470# endif
471#endif
472
7f1ea859
LC		 473#if @GNULIB_PTSNAME_R@
474/* Set the pathname of the pseudo-terminal slave associated with
475 the master FD is open on and return 0, or set errno and return
476 non-zero on errors. */
477# if @REPLACE_PTSNAME_R@
478# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
479# undef ptsname_r
480# define ptsname_r rpl_ptsname_r
481# endif
482_GL_FUNCDECL_RPL (ptsname_r, int, (int fd, char *buf, size_t len));
483_GL_CXXALIAS_RPL (ptsname_r, int, (int fd, char *buf, size_t len));
484# else
485# if !@HAVE_PTSNAME_R@
486_GL_FUNCDECL_SYS (ptsname_r, int, (int fd, char *buf, size_t len));
487# endif
488_GL_CXXALIAS_SYS (ptsname_r, int, (int fd, char *buf, size_t len));
489# endif
490_GL_CXXALIASWARN (ptsname_r);
491#elif defined GNULIB_POSIXCHECK
492# undef ptsname_r
493# if HAVE_RAW_DECL_PTSNAME_R
494_GL_WARN_ON_USE (ptsname_r, "ptsname_r is not portable - "
495 "use gnulib module ptsname_r for portability");
496# endif
497#endif
498
f240aacb
LC		 499#if @GNULIB_PUTENV@
500# if @REPLACE_PUTENV@
f4c79b3c
LC		 501# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
502# undef putenv
503# define putenv rpl_putenv
504# endif
505_GL_FUNCDECL_RPL (putenv, int, (char *string) _GL_ARG_NONNULL ((1)));
506_GL_CXXALIAS_RPL (putenv, int, (char *string));
507# else
508_GL_CXXALIAS_SYS (putenv, int, (char *string));
f240aacb 509# endif
f4c79b3c 510_GL_CXXALIASWARN (putenv);
f240aacb
LC		 511#endif
512
f4c79b3c 513
f240aacb
LC		 514#if @GNULIB_RANDOM_R@
515# if !@HAVE_RANDOM_R@
f240aacb
LC		 516# ifndef RAND_MAX
517# define RAND_MAX 2147483647
518# endif
f4c79b3c
LC		 519# endif
520#endif
f240aacb 521
f0007cad
LC		 522
523#if @GNULIB_RANDOM@
524# if !@HAVE_RANDOM@
525_GL_FUNCDECL_SYS (random, long, (void));
526# endif
527_GL_CXXALIAS_SYS (random, long, (void));
528_GL_CXXALIASWARN (random);
529#elif defined GNULIB_POSIXCHECK
530# undef random
531# if HAVE_RAW_DECL_RANDOM
532_GL_WARN_ON_USE (random, "random is unportable - "
533 "use gnulib module random for portability");
534# endif
535#endif
536
537#if @GNULIB_RANDOM@
538# if !@HAVE_RANDOM@
539_GL_FUNCDECL_SYS (srandom, void, (unsigned int seed));
540# endif
541_GL_CXXALIAS_SYS (srandom, void, (unsigned int seed));
542_GL_CXXALIASWARN (srandom);
543#elif defined GNULIB_POSIXCHECK
544# undef srandom
545# if HAVE_RAW_DECL_SRANDOM
546_GL_WARN_ON_USE (srandom, "srandom is unportable - "
547 "use gnulib module random for portability");
548# endif
549#endif
550
551#if @GNULIB_RANDOM@
552# if !@HAVE_RANDOM@
553_GL_FUNCDECL_SYS (initstate, char *,
554 (unsigned int seed, char *buf, size_t buf_size)
555 _GL_ARG_NONNULL ((2)));
556# endif
557_GL_CXXALIAS_SYS (initstate, char *,
558 (unsigned int seed, char *buf, size_t buf_size));
559_GL_CXXALIASWARN (initstate);
560#elif defined GNULIB_POSIXCHECK
561# undef initstate
562# if HAVE_RAW_DECL_INITSTATE_R
563_GL_WARN_ON_USE (initstate, "initstate is unportable - "
564 "use gnulib module random for portability");
565# endif
566#endif
567
568#if @GNULIB_RANDOM@
569# if !@HAVE_RANDOM@
570_GL_FUNCDECL_SYS (setstate, char *, (char *arg_state) _GL_ARG_NONNULL ((1)));
571# endif
572_GL_CXXALIAS_SYS (setstate, char *, (char *arg_state));
573_GL_CXXALIASWARN (setstate);
574#elif defined GNULIB_POSIXCHECK
575# undef setstate
576# if HAVE_RAW_DECL_SETSTATE_R
577_GL_WARN_ON_USE (setstate, "setstate is unportable - "
578 "use gnulib module random for portability");
579# endif
580#endif
581
582
f4c79b3c 583#if @GNULIB_RANDOM_R@
f0007cad
LC		 584# if @REPLACE_RANDOM_R@
585# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
586# undef random_r
587# define random_r rpl_random_r
588# endif
589_GL_FUNCDECL_RPL (random_r, int, (struct random_data *buf, int32_t *result)
590 _GL_ARG_NONNULL ((1, 2)));
591_GL_CXXALIAS_RPL (random_r, int, (struct random_data *buf, int32_t *result));
592# else
593# if !@HAVE_RANDOM_R@
f4c79b3c
LC		 594_GL_FUNCDECL_SYS (random_r, int, (struct random_data *buf, int32_t *result)
595 _GL_ARG_NONNULL ((1, 2)));
f0007cad 596# endif
f4c79b3c 597_GL_CXXALIAS_SYS (random_r, int, (struct random_data *buf, int32_t *result));
f0007cad 598# endif
f4c79b3c 599_GL_CXXALIASWARN (random_r);
f240aacb
LC		 600#elif defined GNULIB_POSIXCHECK
601# undef random_r
61cd9dc9
LC		 602# if HAVE_RAW_DECL_RANDOM_R
603_GL_WARN_ON_USE (random_r, "random_r is unportable - "
604 "use gnulib module random_r for portability");
605# endif
f4c79b3c
LC		 606#endif
607
608#if @GNULIB_RANDOM_R@
f0007cad
LC		 609# if @REPLACE_RANDOM_R@
610# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
611# undef srandom_r
612# define srandom_r rpl_srandom_r
613# endif
614_GL_FUNCDECL_RPL (srandom_r, int,
615 (unsigned int seed, struct random_data *rand_state)
616 _GL_ARG_NONNULL ((2)));
617_GL_CXXALIAS_RPL (srandom_r, int,
618 (unsigned int seed, struct random_data *rand_state));
619# else
620# if !@HAVE_RANDOM_R@
f4c79b3c
LC		 621_GL_FUNCDECL_SYS (srandom_r, int,
622 (unsigned int seed, struct random_data *rand_state)
623 _GL_ARG_NONNULL ((2)));
f0007cad 624# endif
f4c79b3c
LC		 625_GL_CXXALIAS_SYS (srandom_r, int,
626 (unsigned int seed, struct random_data *rand_state));
f0007cad 627# endif
f4c79b3c
LC		 628_GL_CXXALIASWARN (srandom_r);
629#elif defined GNULIB_POSIXCHECK
f240aacb 630# undef srandom_r
61cd9dc9
LC		 631# if HAVE_RAW_DECL_SRANDOM_R
632_GL_WARN_ON_USE (srandom_r, "srandom_r is unportable - "
633 "use gnulib module random_r for portability");
634# endif
f4c79b3c
LC		 635#endif
636
637#if @GNULIB_RANDOM_R@
f0007cad
LC		 638# if @REPLACE_RANDOM_R@
639# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
640# undef initstate_r
641# define initstate_r rpl_initstate_r
642# endif
643_GL_FUNCDECL_RPL (initstate_r, int,
644 (unsigned int seed, char *buf, size_t buf_size,
645 struct random_data *rand_state)
646 _GL_ARG_NONNULL ((2, 4)));
647_GL_CXXALIAS_RPL (initstate_r, int,
648 (unsigned int seed, char *buf, size_t buf_size,
649 struct random_data *rand_state));
650# else
651# if !@HAVE_RANDOM_R@
f4c79b3c
LC		 652_GL_FUNCDECL_SYS (initstate_r, int,
653 (unsigned int seed, char *buf, size_t buf_size,
654 struct random_data *rand_state)
655 _GL_ARG_NONNULL ((2, 4)));
f0007cad 656# endif
f4c79b3c
LC		 657_GL_CXXALIAS_SYS (initstate_r, int,
658 (unsigned int seed, char *buf, size_t buf_size,
659 struct random_data *rand_state));
f0007cad 660# endif
f4c79b3c
LC		 661_GL_CXXALIASWARN (initstate_r);
662#elif defined GNULIB_POSIXCHECK
663# undef initstate_r
664# if HAVE_RAW_DECL_INITSTATE_R
665_GL_WARN_ON_USE (initstate_r, "initstate_r is unportable - "
666 "use gnulib module random_r for portability");
667# endif
668#endif
669
670#if @GNULIB_RANDOM_R@
f0007cad
LC		 671# if @REPLACE_RANDOM_R@
672# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
673# undef setstate_r
674# define setstate_r rpl_setstate_r
675# endif
676_GL_FUNCDECL_RPL (setstate_r, int,
677 (char *arg_state, struct random_data *rand_state)
678 _GL_ARG_NONNULL ((1, 2)));
679_GL_CXXALIAS_RPL (setstate_r, int,
680 (char *arg_state, struct random_data *rand_state));
681# else
682# if !@HAVE_RANDOM_R@
f4c79b3c
LC		 683_GL_FUNCDECL_SYS (setstate_r, int,
684 (char *arg_state, struct random_data *rand_state)
685 _GL_ARG_NONNULL ((1, 2)));
f0007cad 686# endif
f4c79b3c
LC		 687_GL_CXXALIAS_SYS (setstate_r, int,
688 (char *arg_state, struct random_data *rand_state));
f0007cad 689# endif
f4c79b3c
LC		 690_GL_CXXALIASWARN (setstate_r);
691#elif defined GNULIB_POSIXCHECK
f240aacb 692# undef setstate_r
61cd9dc9
LC		 693# if HAVE_RAW_DECL_SETSTATE_R
694_GL_WARN_ON_USE (setstate_r, "setstate_r is unportable - "
695 "use gnulib module random_r for portability");
696# endif
f240aacb
LC		 697#endif
698
f4c79b3c 699
8912421c 700#if @GNULIB_REALLOC_POSIX@
9157d901 701# if @REPLACE_REALLOC@
dd7d0148
LC		 702# if !((defined __cplusplus && defined GNULIB_NAMESPACE) \
703 || _GL_USE_STDLIB_ALLOC)
f4c79b3c
LC		 704# undef realloc
705# define realloc rpl_realloc
706# endif
707_GL_FUNCDECL_RPL (realloc, void *, (void *ptr, size_t size));
708_GL_CXXALIAS_RPL (realloc, void *, (void *ptr, size_t size));
709# else
710_GL_CXXALIAS_SYS (realloc, void *, (void *ptr, size_t size));
8912421c 711# endif
f4c79b3c 712_GL_CXXALIASWARN (realloc);
dd7d0148 713#elif defined GNULIB_POSIXCHECK && !_GL_USE_STDLIB_ALLOC
8912421c 714# undef realloc
61cd9dc9
LC		 715/* Assume realloc is always declared. */
716_GL_WARN_ON_USE (realloc, "realloc is not POSIX compliant everywhere - "
717 "use gnulib module realloc-posix for portability");
8912421c
LC		 718#endif
719
720#if @GNULIB_REALPATH@
721# if @REPLACE_REALPATH@
f4c79b3c
LC		 722# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
723# define realpath rpl_realpath
724# endif
725_GL_FUNCDECL_RPL (realpath, char *, (const char *name, char *resolved)
726 _GL_ARG_NONNULL ((1)));
727_GL_CXXALIAS_RPL (realpath, char *, (const char *name, char *resolved));
728# else
729# if !@HAVE_REALPATH@
730_GL_FUNCDECL_SYS (realpath, char *, (const char *name, char *resolved)
731 _GL_ARG_NONNULL ((1)));
732# endif
733_GL_CXXALIAS_SYS (realpath, char *, (const char *name, char *resolved));
8912421c 734# endif
f4c79b3c 735_GL_CXXALIASWARN (realpath);
8912421c
LC		 736#elif defined GNULIB_POSIXCHECK
737# undef realpath
61cd9dc9
LC		 738# if HAVE_RAW_DECL_REALPATH
739_GL_WARN_ON_USE (realpath, "realpath is unportable - use gnulib module "
740 "canonicalize or canonicalize-lgpl for portability");
741# endif
8912421c 742#endif
f240aacb
LC		 743
744#if @GNULIB_RPMATCH@
f240aacb
LC		 745/* Test a user response to a question.
746 Return 1 if it is affirmative, 0 if it is negative, or -1 if not clear. */
f4c79b3c
LC		 747# if !@HAVE_RPMATCH@
748_GL_FUNCDECL_SYS (rpmatch, int, (const char *response) _GL_ARG_NONNULL ((1)));
f240aacb 749# endif
f4c79b3c
LC		 750_GL_CXXALIAS_SYS (rpmatch, int, (const char *response));
751_GL_CXXALIASWARN (rpmatch);
f240aacb
LC		 752#elif defined GNULIB_POSIXCHECK
753# undef rpmatch
61cd9dc9
LC		 754# if HAVE_RAW_DECL_RPMATCH
755_GL_WARN_ON_USE (rpmatch, "rpmatch is unportable - "
756 "use gnulib module rpmatch for portability");
757# endif
f240aacb
LC		 758#endif
759
f240aacb 760#if @GNULIB_SETENV@
f240aacb
LC		 761/* Set NAME to VALUE in the environment.
762 If REPLACE is nonzero, overwrite an existing value. */
f4c79b3c
LC		 763# if @REPLACE_SETENV@
764# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
765# undef setenv
766# define setenv rpl_setenv
767# endif
768_GL_FUNCDECL_RPL (setenv, int,
769 (const char *name, const char *value, int replace)
770 _GL_ARG_NONNULL ((1)));
771_GL_CXXALIAS_RPL (setenv, int,
772 (const char *name, const char *value, int replace));
773# else
ab4d62ad 774# if !@HAVE_DECL_SETENV@
f4c79b3c
LC		 775_GL_FUNCDECL_SYS (setenv, int,
776 (const char *name, const char *value, int replace)
777 _GL_ARG_NONNULL ((1)));
778# endif
779_GL_CXXALIAS_SYS (setenv, int,
780 (const char *name, const char *value, int replace));
f240aacb 781# endif
ab4d62ad 782# if !(@REPLACE_SETENV@ && !@HAVE_DECL_SETENV@)
f4c79b3c 783_GL_CXXALIASWARN (setenv);
ab4d62ad 784# endif
4f02b98d
LC		 785#elif defined GNULIB_POSIXCHECK
786# undef setenv
61cd9dc9
LC		 787# if HAVE_RAW_DECL_SETENV
788_GL_WARN_ON_USE (setenv, "setenv is unportable - "
789 "use gnulib module setenv for portability");
790# endif
f240aacb
LC		 791#endif
792
f240aacb 793#if @GNULIB_STRTOD@
f240aacb 794 /* Parse a double from STRING, updating ENDP if appropriate. */
f4c79b3c
LC		 795# if @REPLACE_STRTOD@
796# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
797# define strtod rpl_strtod
798# endif
799_GL_FUNCDECL_RPL (strtod, double, (const char *str, char **endp)
800 _GL_ARG_NONNULL ((1)));
801_GL_CXXALIAS_RPL (strtod, double, (const char *str, char **endp));
802# else
803# if !@HAVE_STRTOD@
804_GL_FUNCDECL_SYS (strtod, double, (const char *str, char **endp)
805 _GL_ARG_NONNULL ((1)));
806# endif
807_GL_CXXALIAS_SYS (strtod, double, (const char *str, char **endp));
f240aacb 808# endif
f4c79b3c 809_GL_CXXALIASWARN (strtod);
f240aacb
LC		 810#elif defined GNULIB_POSIXCHECK
811# undef strtod
61cd9dc9
LC		 812# if HAVE_RAW_DECL_STRTOD
813_GL_WARN_ON_USE (strtod, "strtod is unportable - "
814 "use gnulib module strtod for portability");
815# endif
f240aacb
LC		 816#endif
817
f240aacb 818#if @GNULIB_STRTOLL@
f240aacb
LC		 819/* Parse a signed integer whose textual representation starts at STRING.
820 The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0,
821 it may be decimal or octal (with prefix "0") or hexadecimal (with prefix
822 "0x").
823 If ENDPTR is not NULL, the address of the first byte after the integer is
824 stored in *ENDPTR.
825 Upon overflow, the return value is LLONG_MAX or LLONG_MIN, and errno is set
826 to ERANGE. */
f4c79b3c
LC		 827# if !@HAVE_STRTOLL@
828_GL_FUNCDECL_SYS (strtoll, long long,
829 (const char *string, char **endptr, int base)
830 _GL_ARG_NONNULL ((1)));
f240aacb 831# endif
f4c79b3c
LC		 832_GL_CXXALIAS_SYS (strtoll, long long,
833 (const char *string, char **endptr, int base));
834_GL_CXXALIASWARN (strtoll);
f240aacb
LC		 835#elif defined GNULIB_POSIXCHECK
836# undef strtoll
61cd9dc9
LC		 837# if HAVE_RAW_DECL_STRTOLL
838_GL_WARN_ON_USE (strtoll, "strtoll is unportable - "
839 "use gnulib module strtoll for portability");
840# endif
f240aacb
LC		 841#endif
842
f240aacb 843#if @GNULIB_STRTOULL@
f240aacb
LC		 844/* Parse an unsigned integer whose textual representation starts at STRING.
845 The integer is expected to be in base BASE (2 <= BASE <= 36); if BASE == 0,
846 it may be decimal or octal (with prefix "0") or hexadecimal (with prefix
847 "0x").
848 If ENDPTR is not NULL, the address of the first byte after the integer is
849 stored in *ENDPTR.
850 Upon overflow, the return value is ULLONG_MAX, and errno is set to
851 ERANGE. */
f4c79b3c
LC		 852# if !@HAVE_STRTOULL@
853_GL_FUNCDECL_SYS (strtoull, unsigned long long,
854 (const char *string, char **endptr, int base)
855 _GL_ARG_NONNULL ((1)));
f240aacb 856# endif
f4c79b3c
LC		 857_GL_CXXALIAS_SYS (strtoull, unsigned long long,
858 (const char *string, char **endptr, int base));
859_GL_CXXALIASWARN (strtoull);
f240aacb
LC		 860#elif defined GNULIB_POSIXCHECK
861# undef strtoull
61cd9dc9
LC		 862# if HAVE_RAW_DECL_STRTOULL
863_GL_WARN_ON_USE (strtoull, "strtoull is unportable - "
864 "use gnulib module strtoull for portability");
865# endif
f240aacb
LC		 866#endif
867
a927b6c1
LC		 868#if @GNULIB_UNLOCKPT@
869/* Unlock the slave side of the pseudo-terminal whose master side is specified
870 by FD, so that it can be opened. */
871# if !@HAVE_UNLOCKPT@
872_GL_FUNCDECL_SYS (unlockpt, int, (int fd));
873# endif
874_GL_CXXALIAS_SYS (unlockpt, int, (int fd));
875_GL_CXXALIASWARN (unlockpt);
876#elif defined GNULIB_POSIXCHECK
877# undef unlockpt
878# if HAVE_RAW_DECL_UNLOCKPT
0f00f2c3 879_GL_WARN_ON_USE (unlockpt, "unlockpt is not portable - "
a927b6c1
LC		 880 "use gnulib module unlockpt for portability");
881# endif
882#endif
883
8912421c 884#if @GNULIB_UNSETENV@
8912421c 885/* Remove the variable NAME from the environment. */
f4c79b3c
LC		 886# if @REPLACE_UNSETENV@
887# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
888# undef unsetenv
889# define unsetenv rpl_unsetenv
890# endif
891_GL_FUNCDECL_RPL (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1)));
892_GL_CXXALIAS_RPL (unsetenv, int, (const char *name));
893# else
ab4d62ad 894# if !@HAVE_DECL_UNSETENV@
f4c79b3c
LC		 895_GL_FUNCDECL_SYS (unsetenv, int, (const char *name) _GL_ARG_NONNULL ((1)));
896# endif
897_GL_CXXALIAS_SYS (unsetenv, int, (const char *name));
8912421c 898# endif
ab4d62ad 899# if !(@REPLACE_UNSETENV@ && !@HAVE_DECL_UNSETENV@)
f4c79b3c 900_GL_CXXALIASWARN (unsetenv);
ab4d62ad 901# endif
4f02b98d
LC		 902#elif defined GNULIB_POSIXCHECK
903# undef unsetenv
61cd9dc9
LC		 904# if HAVE_RAW_DECL_UNSETENV
905_GL_WARN_ON_USE (unsetenv, "unsetenv is unportable - "
906 "use gnulib module unsetenv for portability");
907# endif
8912421c 908#endif
f240aacb 909
dd36ce77
MW		 910/* Convert a wide character to a multibyte character. */
911#if @GNULIB_WCTOMB@
912# if @REPLACE_WCTOMB@
913# if !(defined __cplusplus && defined GNULIB_NAMESPACE)
914# undef wctomb
915# define wctomb rpl_wctomb
916# endif
917_GL_FUNCDECL_RPL (wctomb, int, (char *s, wchar_t wc));
918_GL_CXXALIAS_RPL (wctomb, int, (char *s, wchar_t wc));
919# else
920_GL_CXXALIAS_SYS (wctomb, int, (char *s, wchar_t wc));
921# endif
922_GL_CXXALIASWARN (wctomb);
923#endif
924
f240aacb 925
3d458a81
AW		 926#endif /* _@GUARD_PREFIX@_STDLIB_H */
927#endif /* _@GUARD_PREFIX@_STDLIB_H */
f240aacb 928#endif
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