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2f6d1f1b | 1 | /* Define ISO C stdio on top of C++ iostreams. |
cd2f000c | 2 | Copyright (C) 1991, 1994-2008, 2009, 2010 Free Software Foundation, Inc. |
41bdb6e2 | 3 | This file is part of the GNU C Library. |
96aa2d94 | 4 | |
2f6d1f1b | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
96aa2d94 | 9 | |
2f6d1f1b UD |
10 | The GNU C Library 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 GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
96aa2d94 | 14 | |
41bdb6e2 AJ |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. */ | |
96aa2d94 RM |
19 | |
20 | /* | |
d1646309 | 21 | * ISO C99 Standard: 7.19 Input/output <stdio.h> |
96aa2d94 RM |
22 | */ |
23 | ||
24 | #ifndef _STDIO_H | |
2f6d1f1b | 25 | |
d1646309 | 26 | #if !defined __need_FILE && !defined __need___FILE |
dfd2257a UD |
27 | # define _STDIO_H 1 |
28 | # include <features.h> | |
2f6d1f1b UD |
29 | |
30 | __BEGIN_DECLS | |
31 | ||
dfd2257a UD |
32 | # define __need_size_t |
33 | # define __need_NULL | |
34 | # include <stddef.h> | |
2f6d1f1b | 35 | |
dfd2257a | 36 | # include <bits/types.h> |
d1646309 UD |
37 | # define __need_FILE |
38 | # define __need___FILE | |
2f6d1f1b | 39 | #endif /* Don't need FILE. */ |
2f6d1f1b UD |
40 | |
41 | ||
d1646309 | 42 | #if !defined __FILE_defined && defined __need_FILE |
2f6d1f1b | 43 | |
2e0e802a UD |
44 | /* Define outside of namespace so the C++ is happy. */ |
45 | struct _IO_FILE; | |
46 | ||
7a5affeb | 47 | __BEGIN_NAMESPACE_STD |
d1646309 | 48 | /* The opaque type of streams. This is the definition used elsewhere. */ |
2f6d1f1b | 49 | typedef struct _IO_FILE FILE; |
7a5affeb UD |
50 | __END_NAMESPACE_STD |
51 | #if defined __USE_LARGEFILE64 || defined __USE_SVID || defined __USE_POSIX \ | |
52 | || defined __USE_BSD || defined __USE_ISOC99 || defined __USE_XOPEN \ | |
53 | || defined __USE_POSIX2 | |
54 | __USING_NAMESPACE_STD(FILE) | |
55 | #endif | |
2f6d1f1b | 56 | |
dfd2257a | 57 | # define __FILE_defined 1 |
2f6d1f1b | 58 | #endif /* FILE not defined. */ |
d1646309 UD |
59 | #undef __need_FILE |
60 | ||
61 | ||
62 | #if !defined ____FILE_defined && defined __need___FILE | |
63 | ||
64 | /* The opaque type of streams. This is the definition used elsewhere. */ | |
65 | typedef struct _IO_FILE __FILE; | |
66 | ||
67 | # define ____FILE_defined 1 | |
68 | #endif /* __FILE not defined. */ | |
69 | #undef __need___FILE | |
2f6d1f1b UD |
70 | |
71 | ||
72 | #ifdef _STDIO_H | |
96aa2d94 RM |
73 | #define _STDIO_USES_IOSTREAM |
74 | ||
75 | #include <libio.h> | |
76 | ||
cd2f000c | 77 | #if defined __USE_XOPEN || defined __USE_XOPEN2K8 |
3bf3d361 UD |
78 | # ifdef __GNUC__ |
79 | # ifndef _VA_LIST_DEFINED | |
80 | typedef _G_va_list va_list; | |
81 | # define _VA_LIST_DEFINED | |
82 | # endif | |
83 | # else | |
84 | # include <stdarg.h> | |
85 | # endif | |
86 | #endif | |
87 | ||
cd2f000c UD |
88 | #ifdef __USE_XOPEN2K8 |
89 | # ifndef __off_t_defined | |
90 | # ifndef __USE_FILE_OFFSET64 | |
91 | typedef __off_t off_t; | |
92 | # else | |
93 | typedef __off64_t off_t; | |
94 | # endif | |
95 | # define __off_t_defined | |
96 | # endif | |
97 | # if defined __USE_LARGEFILE64 && !defined __off64_t_defined | |
98 | typedef __off64_t off64_t; | |
99 | # define __off64_t_defined | |
100 | # endif | |
101 | ||
102 | # ifndef __ssize_t_defined | |
103 | typedef __ssize_t ssize_t; | |
104 | # define __ssize_t_defined | |
105 | # endif | |
106 | #endif | |
107 | ||
2f6d1f1b | 108 | /* The type of the second argument to `fgetpos' and `fsetpos'. */ |
7a5affeb | 109 | __BEGIN_NAMESPACE_STD |
dfd2257a | 110 | #ifndef __USE_FILE_OFFSET64 |
2f6d1f1b | 111 | typedef _G_fpos_t fpos_t; |
dfd2257a UD |
112 | #else |
113 | typedef _G_fpos64_t fpos_t; | |
114 | #endif | |
7a5affeb | 115 | __END_NAMESPACE_STD |
dfd2257a UD |
116 | #ifdef __USE_LARGEFILE64 |
117 | typedef _G_fpos64_t fpos64_t; | |
118 | #endif | |
2f6d1f1b | 119 | |
2f6d1f1b UD |
120 | /* The possibilities for the third argument to `setvbuf'. */ |
121 | #define _IOFBF 0 /* Fully buffered. */ | |
122 | #define _IOLBF 1 /* Line buffered. */ | |
123 | #define _IONBF 2 /* No buffering. */ | |
124 | ||
125 | ||
126 | /* Default buffer size. */ | |
96aa2d94 | 127 | #ifndef BUFSIZ |
dfd2257a | 128 | # define BUFSIZ _IO_BUFSIZ |
96aa2d94 RM |
129 | #endif |
130 | ||
2f6d1f1b UD |
131 | |
132 | /* End of file character. | |
133 | Some things throughout the library rely on this being -1. */ | |
134 | #ifndef EOF | |
dfd2257a | 135 | # define EOF (-1) |
96aa2d94 RM |
136 | #endif |
137 | ||
96aa2d94 | 138 | |
2f6d1f1b UD |
139 | /* The possibilities for the third argument to `fseek'. |
140 | These values should not be changed. */ | |
141 | #define SEEK_SET 0 /* Seek from beginning of file. */ | |
142 | #define SEEK_CUR 1 /* Seek from current position. */ | |
143 | #define SEEK_END 2 /* Seek from end of file. */ | |
144 | ||
96aa2d94 | 145 | |
4bae5567 | 146 | #if defined __USE_SVID || defined __USE_XOPEN |
f65fd747 | 147 | /* Default path prefix for `tempnam' and `tmpnam'. */ |
dfd2257a | 148 | # define P_tmpdir "/tmp" |
f65fd747 | 149 | #endif |
96aa2d94 | 150 | |
96aa2d94 | 151 | |
2f6d1f1b UD |
152 | /* Get the values: |
153 | L_tmpnam How long an array of chars must be to be passed to `tmpnam'. | |
154 | TMP_MAX The minimum number of unique filenames generated by tmpnam | |
155 | (and tempnam when it uses tmpnam's name space), | |
156 | or tempnam (the two are separate). | |
157 | L_ctermid How long an array to pass to `ctermid'. | |
158 | L_cuserid How long an array to pass to `cuserid'. | |
159 | FOPEN_MAX Minimum number of files that can be open at once. | |
160 | FILENAME_MAX Maximum length of a filename. */ | |
5107cf1d | 161 | #include <bits/stdio_lim.h> |
2f6d1f1b UD |
162 | |
163 | ||
164 | /* Standard streams. */ | |
7a5affeb UD |
165 | extern struct _IO_FILE *stdin; /* Standard input stream. */ |
166 | extern struct _IO_FILE *stdout; /* Standard output stream. */ | |
167 | extern struct _IO_FILE *stderr; /* Standard error output stream. */ | |
63ae7b63 | 168 | /* C89/C99 say they're macros. Make them happy. */ |
7df789e0 UD |
169 | #define stdin stdin |
170 | #define stdout stdout | |
171 | #define stderr stderr | |
96aa2d94 | 172 | |
7a5affeb | 173 | __BEGIN_NAMESPACE_STD |
2f6d1f1b | 174 | /* Remove file FILENAME. */ |
e2070ca2 | 175 | extern int remove (__const char *__filename) __THROW; |
2f6d1f1b | 176 | /* Rename file OLD to NEW. */ |
e2070ca2 | 177 | extern int rename (__const char *__old, __const char *__new) __THROW; |
7a5affeb | 178 | __END_NAMESPACE_STD |
2f6d1f1b | 179 | |
0b8f25bb | 180 | #ifdef __USE_ATFILE |
26cec518 UD |
181 | /* Rename file OLD relative to OLDFD to NEW relative to NEWFD. */ |
182 | extern int renameat (int __oldfd, __const char *__old, int __newfd, | |
183 | __const char *__new) __THROW; | |
184 | #endif | |
2f6d1f1b | 185 | |
7a5affeb | 186 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
187 | /* Create a temporary file and open it read/write. |
188 | ||
189 | This function is a possible cancellation points and therefore not | |
190 | marked with __THROW. */ | |
dfd2257a | 191 | #ifndef __USE_FILE_OFFSET64 |
11bf311e | 192 | extern FILE *tmpfile (void) __wur; |
dfd2257a | 193 | #else |
01cad722 | 194 | # ifdef __REDIRECT |
11bf311e | 195 | extern FILE *__REDIRECT (tmpfile, (void), tmpfile64) __wur; |
01cad722 UD |
196 | # else |
197 | # define tmpfile tmpfile64 | |
198 | # endif | |
dfd2257a | 199 | #endif |
7a5affeb | 200 | |
2c008571 | 201 | #ifdef __USE_LARGEFILE64 |
11bf311e | 202 | extern FILE *tmpfile64 (void) __wur; |
2c008571 UD |
203 | #endif |
204 | ||
7a5affeb | 205 | /* Generate a temporary filename. */ |
11bf311e | 206 | extern char *tmpnam (char *__s) __THROW __wur; |
7a5affeb UD |
207 | __END_NAMESPACE_STD |
208 | ||
2f6d1f1b UD |
209 | #ifdef __USE_MISC |
210 | /* This is the reentrant variant of `tmpnam'. The only difference is | |
211 | that it does not allow S to be NULL. */ | |
11bf311e | 212 | extern char *tmpnam_r (char *__s) __THROW __wur; |
d68171ed | 213 | #endif |
2f6d1f1b UD |
214 | |
215 | ||
216 | #if defined __USE_SVID || defined __USE_XOPEN | |
217 | /* Generate a unique temporary filename using up to five characters of PFX | |
218 | if it is not NULL. The directory to put this file in is searched for | |
219 | as follows: First the environment variable "TMPDIR" is checked. | |
220 | If it contains the name of a writable directory, that directory is used. | |
221 | If not and if DIR is not NULL, that value is checked. If that fails, | |
222 | P_tmpdir is tried and finally "/tmp". The storage for the filename | |
223 | is allocated by `malloc'. */ | |
e9e9b245 | 224 | extern char *tempnam (__const char *__dir, __const char *__pfx) |
11bf311e | 225 | __THROW __attribute_malloc__ __wur; |
2cc7dc4d | 226 | #endif |
96aa2d94 | 227 | |
2f6d1f1b | 228 | |
7a5affeb | 229 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
230 | /* Close STREAM. |
231 | ||
232 | This function is a possible cancellation point and therefore not | |
233 | marked with __THROW. */ | |
234 | extern int fclose (FILE *__stream); | |
235 | /* Flush STREAM, or all streams if STREAM is NULL. | |
236 | ||
237 | This function is a possible cancellation point and therefore not | |
238 | marked with __THROW. */ | |
239 | extern int fflush (FILE *__stream); | |
7a5affeb | 240 | __END_NAMESPACE_STD |
2f6d1f1b UD |
241 | |
242 | #ifdef __USE_MISC | |
2c008571 UD |
243 | /* Faster versions when locking is not required. |
244 | ||
245 | This function is not part of POSIX and therefore no official | |
246 | cancellation point. But due to similarity with an POSIX interface | |
247 | or due to the implementation it is a cancellation point and | |
248 | therefore not marked with __THROW. */ | |
249 | extern int fflush_unlocked (FILE *__stream); | |
96aa2d94 RM |
250 | #endif |
251 | ||
2c6fe0bd | 252 | #ifdef __USE_GNU |
2c008571 UD |
253 | /* Close all streams. |
254 | ||
255 | This function is not part of POSIX and therefore no official | |
256 | cancellation point. But due to similarity with an POSIX interface | |
257 | or due to the implementation it is a cancellation point and | |
258 | therefore not marked with __THROW. */ | |
259 | extern int fcloseall (void); | |
2c6fe0bd UD |
260 | #endif |
261 | ||
76060ec0 | 262 | |
7a5affeb | 263 | __BEGIN_NAMESPACE_STD |
dfd2257a | 264 | #ifndef __USE_FILE_OFFSET64 |
2c008571 UD |
265 | /* Open a file and create a new stream for it. |
266 | ||
267 | This function is a possible cancellation point and therefore not | |
268 | marked with __THROW. */ | |
c1422e5b | 269 | extern FILE *fopen (__const char *__restrict __filename, |
11bf311e | 270 | __const char *__restrict __modes) __wur; |
2c008571 UD |
271 | /* Open a file, replacing an existing stream with it. |
272 | ||
273 | This function is a possible cancellation point and therefore not | |
274 | marked with __THROW. */ | |
c1422e5b UD |
275 | extern FILE *freopen (__const char *__restrict __filename, |
276 | __const char *__restrict __modes, | |
11bf311e | 277 | FILE *__restrict __stream) __wur; |
dfd2257a | 278 | #else |
01cad722 | 279 | # ifdef __REDIRECT |
c1422e5b | 280 | extern FILE *__REDIRECT (fopen, (__const char *__restrict __filename, |
11bf311e UD |
281 | __const char *__restrict __modes), fopen64) |
282 | __wur; | |
c1422e5b UD |
283 | extern FILE *__REDIRECT (freopen, (__const char *__restrict __filename, |
284 | __const char *__restrict __modes, | |
11bf311e UD |
285 | FILE *__restrict __stream), freopen64) |
286 | __wur; | |
01cad722 UD |
287 | # else |
288 | # define fopen fopen64 | |
289 | # define freopen freopen64 | |
290 | # endif | |
dfd2257a | 291 | #endif |
7a5affeb | 292 | __END_NAMESPACE_STD |
dfd2257a | 293 | #ifdef __USE_LARGEFILE64 |
c1422e5b | 294 | extern FILE *fopen64 (__const char *__restrict __filename, |
11bf311e | 295 | __const char *__restrict __modes) __wur; |
c1422e5b UD |
296 | extern FILE *freopen64 (__const char *__restrict __filename, |
297 | __const char *__restrict __modes, | |
11bf311e | 298 | FILE *__restrict __stream) __wur; |
dfd2257a | 299 | #endif |
76060ec0 | 300 | |
2f6d1f1b UD |
301 | #ifdef __USE_POSIX |
302 | /* Create a new stream that refers to an existing system file descriptor. */ | |
11bf311e | 303 | extern FILE *fdopen (int __fd, __const char *__modes) __THROW __wur; |
96aa2d94 RM |
304 | #endif |
305 | ||
2f6d1f1b UD |
306 | #ifdef __USE_GNU |
307 | /* Create a new stream that refers to the given magic cookie, | |
308 | and uses the given functions for input and output. */ | |
c1422e5b UD |
309 | extern FILE *fopencookie (void *__restrict __magic_cookie, |
310 | __const char *__restrict __modes, | |
11bf311e | 311 | _IO_cookie_io_functions_t __io_funcs) __THROW __wur; |
f503060b | 312 | #endif |
7a12c6bb | 313 | |
f503060b | 314 | #ifdef __USE_XOPEN2K8 |
46e4bd3b | 315 | /* Create a new stream that refers to a memory buffer. */ |
11bf311e UD |
316 | extern FILE *fmemopen (void *__s, size_t __len, __const char *__modes) |
317 | __THROW __wur; | |
46e4bd3b | 318 | |
96aa2d94 RM |
319 | /* Open a stream that writes into a malloc'd buffer that is expanded as |
320 | necessary. *BUFLOC and *SIZELOC are updated with the buffer's location | |
321 | and the number of characters written on fflush or fclose. */ | |
11bf311e | 322 | extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __THROW __wur; |
96aa2d94 RM |
323 | #endif |
324 | ||
96aa2d94 | 325 | |
7a5affeb | 326 | __BEGIN_NAMESPACE_STD |
2f6d1f1b UD |
327 | /* If BUF is NULL, make STREAM unbuffered. |
328 | Else make it use buffer BUF, of size BUFSIZ. */ | |
c1422e5b | 329 | extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __THROW; |
2f6d1f1b UD |
330 | /* Make STREAM use buffering mode MODE. |
331 | If BUF is not NULL, use N bytes of it for buffering; | |
332 | else allocate an internal buffer N bytes long. */ | |
c1422e5b UD |
333 | extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf, |
334 | int __modes, size_t __n) __THROW; | |
7a5affeb | 335 | __END_NAMESPACE_STD |
2f6d1f1b UD |
336 | |
337 | #ifdef __USE_BSD | |
338 | /* If BUF is NULL, make STREAM unbuffered. | |
339 | Else make it use SIZE bytes of BUF for buffering. */ | |
c1422e5b UD |
340 | extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf, |
341 | size_t __size) __THROW; | |
2f6d1f1b UD |
342 | |
343 | /* Make STREAM line-buffered. */ | |
c1422e5b | 344 | extern void setlinebuf (FILE *__stream) __THROW; |
96aa2d94 RM |
345 | #endif |
346 | ||
2f6d1f1b | 347 | |
7a5affeb | 348 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
349 | /* Write formatted output to STREAM. |
350 | ||
351 | This function is a possible cancellation point and therefore not | |
352 | marked with __THROW. */ | |
c1422e5b | 353 | extern int fprintf (FILE *__restrict __stream, |
2c008571 UD |
354 | __const char *__restrict __format, ...); |
355 | /* Write formatted output to stdout. | |
356 | ||
357 | This function is a possible cancellation point and therefore not | |
358 | marked with __THROW. */ | |
359 | extern int printf (__const char *__restrict __format, ...); | |
2f6d1f1b | 360 | /* Write formatted output to S. */ |
c1422e5b UD |
361 | extern int sprintf (char *__restrict __s, |
362 | __const char *__restrict __format, ...) __THROW; | |
2f6d1f1b | 363 | |
2c008571 UD |
364 | /* Write formatted output to S from argument list ARG. |
365 | ||
366 | This function is a possible cancellation point and therefore not | |
367 | marked with __THROW. */ | |
c1422e5b | 368 | extern int vfprintf (FILE *__restrict __s, __const char *__restrict __format, |
2c008571 UD |
369 | _G_va_list __arg); |
370 | /* Write formatted output to stdout from argument list ARG. | |
371 | ||
372 | This function is a possible cancellation point and therefore not | |
373 | marked with __THROW. */ | |
374 | extern int vprintf (__const char *__restrict __format, _G_va_list __arg); | |
2f6d1f1b | 375 | /* Write formatted output to S from argument list ARG. */ |
c1422e5b UD |
376 | extern int vsprintf (char *__restrict __s, __const char *__restrict __format, |
377 | _G_va_list __arg) __THROW; | |
7a5affeb | 378 | __END_NAMESPACE_STD |
2f6d1f1b | 379 | |
ec751a23 | 380 | #if defined __USE_BSD || defined __USE_ISOC99 || defined __USE_UNIX98 |
7a5affeb | 381 | __BEGIN_NAMESPACE_C99 |
2f6d1f1b | 382 | /* Maximum chars of output to write in MAXLEN. */ |
c1422e5b UD |
383 | extern int snprintf (char *__restrict __s, size_t __maxlen, |
384 | __const char *__restrict __format, ...) | |
385 | __THROW __attribute__ ((__format__ (__printf__, 3, 4))); | |
f41c8091 | 386 | |
c1422e5b UD |
387 | extern int vsnprintf (char *__restrict __s, size_t __maxlen, |
388 | __const char *__restrict __format, _G_va_list __arg) | |
389 | __THROW __attribute__ ((__format__ (__printf__, 3, 0))); | |
7a5affeb | 390 | __END_NAMESPACE_C99 |
907a1bac | 391 | #endif |
2f6d1f1b | 392 | |
907a1bac | 393 | #ifdef __USE_GNU |
2f6d1f1b UD |
394 | /* Write formatted output to a string dynamically allocated with `malloc'. |
395 | Store the address of the string in *PTR. */ | |
c1422e5b UD |
396 | extern int vasprintf (char **__restrict __ptr, __const char *__restrict __f, |
397 | _G_va_list __arg) | |
11bf311e | 398 | __THROW __attribute__ ((__format__ (__printf__, 2, 0))) __wur; |
c1422e5b UD |
399 | extern int __asprintf (char **__restrict __ptr, |
400 | __const char *__restrict __fmt, ...) | |
11bf311e | 401 | __THROW __attribute__ ((__format__ (__printf__, 2, 3))) __wur; |
c1422e5b UD |
402 | extern int asprintf (char **__restrict __ptr, |
403 | __const char *__restrict __fmt, ...) | |
11bf311e | 404 | __THROW __attribute__ ((__format__ (__printf__, 2, 3))) __wur; |
f503060b | 405 | #endif |
2f6d1f1b | 406 | |
f503060b | 407 | #ifdef __USE_XOPEN2K8 |
2c008571 UD |
408 | /* Write formatted output to a file descriptor. |
409 | ||
410 | These functions are not part of POSIX and therefore no official | |
411 | cancellation point. But due to similarity with an POSIX interface | |
412 | or due to the implementation they are cancellation points and | |
413 | therefore not marked with __THROW. */ | |
c1422e5b UD |
414 | extern int vdprintf (int __fd, __const char *__restrict __fmt, |
415 | _G_va_list __arg) | |
2c008571 | 416 | __attribute__ ((__format__ (__printf__, 2, 0))); |
c1422e5b | 417 | extern int dprintf (int __fd, __const char *__restrict __fmt, ...) |
2c008571 | 418 | __attribute__ ((__format__ (__printf__, 2, 3))); |
19361cb7 | 419 | #endif |
7c713e28 | 420 | |
2f6d1f1b | 421 | |
7a5affeb | 422 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
423 | /* Read formatted input from STREAM. |
424 | ||
425 | This function is a possible cancellation point and therefore not | |
426 | marked with __THROW. */ | |
c1422e5b | 427 | extern int fscanf (FILE *__restrict __stream, |
0476597b | 428 | __const char *__restrict __format, ...) __wur; |
2c008571 UD |
429 | /* Read formatted input from stdin. |
430 | ||
431 | This function is a possible cancellation point and therefore not | |
432 | marked with __THROW. */ | |
0476597b | 433 | extern int scanf (__const char *__restrict __format, ...) __wur; |
2f6d1f1b | 434 | /* Read formatted input from S. */ |
c1422e5b | 435 | extern int sscanf (__const char *__restrict __s, |
7d506e8e | 436 | __const char *__restrict __format, ...) __THROW; |
874aa523 UD |
437 | |
438 | #if defined __USE_ISOC99 && !defined __USE_GNU \ | |
439 | && (!defined __LDBL_COMPAT || !defined __REDIRECT) \ | |
440 | && (defined __STRICT_ANSI__ || defined __USE_XOPEN2K) | |
441 | # ifdef __REDIRECT | |
442 | /* For strict ISO C99 or POSIX compliance disallow %as, %aS and %a[ | |
443 | GNU extension which conflicts with valid %a followed by letter | |
444 | s, S or [. */ | |
445 | extern int __REDIRECT (fscanf, (FILE *__restrict __stream, | |
446 | __const char *__restrict __format, ...), | |
447 | __isoc99_fscanf) __wur; | |
448 | extern int __REDIRECT (scanf, (__const char *__restrict __format, ...), | |
449 | __isoc99_scanf) __wur; | |
f32f2869 JJ |
450 | extern int __REDIRECT_NTH (sscanf, (__const char *__restrict __s, |
451 | __const char *__restrict __format, ...), | |
452 | __isoc99_sscanf); | |
874aa523 UD |
453 | # else |
454 | extern int __isoc99_fscanf (FILE *__restrict __stream, | |
455 | __const char *__restrict __format, ...) __wur; | |
456 | extern int __isoc99_scanf (__const char *__restrict __format, ...) __wur; | |
457 | extern int __isoc99_sscanf (__const char *__restrict __s, | |
458 | __const char *__restrict __format, ...) __THROW; | |
459 | # define fscanf __isoc99_fscanf | |
460 | # define scanf __isoc99_scanf | |
461 | # define sscanf __isoc99_sscanf | |
462 | # endif | |
463 | #endif | |
464 | ||
7a5affeb | 465 | __END_NAMESPACE_STD |
2f6d1f1b | 466 | |
ec751a23 | 467 | #ifdef __USE_ISOC99 |
7a5affeb | 468 | __BEGIN_NAMESPACE_C99 |
2c008571 UD |
469 | /* Read formatted input from S into argument list ARG. |
470 | ||
471 | This function is a possible cancellation point and therefore not | |
472 | marked with __THROW. */ | |
c1422e5b UD |
473 | extern int vfscanf (FILE *__restrict __s, __const char *__restrict __format, |
474 | _G_va_list __arg) | |
0476597b | 475 | __attribute__ ((__format__ (__scanf__, 2, 0))) __wur; |
2c008571 UD |
476 | |
477 | /* Read formatted input from stdin into argument list ARG. | |
2f6d1f1b | 478 | |
2c008571 UD |
479 | This function is a possible cancellation point and therefore not |
480 | marked with __THROW. */ | |
c1422e5b | 481 | extern int vscanf (__const char *__restrict __format, _G_va_list __arg) |
0476597b | 482 | __attribute__ ((__format__ (__scanf__, 1, 0))) __wur; |
2f6d1f1b UD |
483 | |
484 | /* Read formatted input from S into argument list ARG. */ | |
c1422e5b UD |
485 | extern int vsscanf (__const char *__restrict __s, |
486 | __const char *__restrict __format, _G_va_list __arg) | |
7d506e8e | 487 | __THROW __attribute__ ((__format__ (__scanf__, 2, 0))); |
874aa523 UD |
488 | |
489 | # if !defined __USE_GNU \ | |
490 | && (!defined __LDBL_COMPAT || !defined __REDIRECT) \ | |
491 | && (defined __STRICT_ANSI__ || defined __USE_XOPEN2K) | |
492 | # ifdef __REDIRECT | |
493 | /* For strict ISO C99 or POSIX compliance disallow %as, %aS and %a[ | |
494 | GNU extension which conflicts with valid %a followed by letter | |
495 | s, S or [. */ | |
496 | extern int __REDIRECT (vfscanf, | |
497 | (FILE *__restrict __s, | |
498 | __const char *__restrict __format, _G_va_list __arg), | |
499 | __isoc99_vfscanf) | |
500 | __attribute__ ((__format__ (__scanf__, 2, 0))) __wur; | |
501 | extern int __REDIRECT (vscanf, (__const char *__restrict __format, | |
ad8a5511 | 502 | _G_va_list __arg), __isoc99_vscanf) |
874aa523 | 503 | __attribute__ ((__format__ (__scanf__, 1, 0))) __wur; |
f32f2869 JJ |
504 | extern int __REDIRECT_NTH (vsscanf, |
505 | (__const char *__restrict __s, | |
506 | __const char *__restrict __format, | |
507 | _G_va_list __arg), __isoc99_vsscanf) | |
508 | __attribute__ ((__format__ (__scanf__, 2, 0))); | |
874aa523 UD |
509 | # else |
510 | extern int __isoc99_vfscanf (FILE *__restrict __s, | |
511 | __const char *__restrict __format, | |
512 | _G_va_list __arg) __wur; | |
513 | extern int __isoc99_vscanf (__const char *__restrict __format, | |
514 | _G_va_list __arg) __wur; | |
515 | extern int __isoc99_vsscanf (__const char *__restrict __s, | |
516 | __const char *__restrict __format, | |
517 | _G_va_list __arg) __THROW; | |
518 | # define vfscanf __isoc99_vfscanf | |
4e3be9d6 | 519 | # define vscanf __isoc99_vscanf |
874aa523 UD |
520 | # define vsscanf __isoc99_vsscanf |
521 | # endif | |
522 | # endif | |
523 | ||
7a5affeb | 524 | __END_NAMESPACE_C99 |
2b33e5b0 | 525 | #endif /* Use ISO C9x. */ |
2f6d1f1b UD |
526 | |
527 | ||
7a5affeb | 528 | __BEGIN_NAMESPACE_STD |
2c008571 | 529 | /* Read a character from STREAM. |
2f6d1f1b | 530 | |
2c008571 UD |
531 | These functions are possible cancellation points and therefore not |
532 | marked with __THROW. */ | |
533 | extern int fgetc (FILE *__stream); | |
534 | extern int getc (FILE *__stream); | |
535 | ||
536 | /* Read a character from stdin. | |
537 | ||
538 | This function is a possible cancellation point and therefore not | |
539 | marked with __THROW. */ | |
540 | extern int getchar (void); | |
7a5affeb | 541 | __END_NAMESPACE_STD |
2f6d1f1b UD |
542 | |
543 | /* The C standard explicitly says this is a macro, so we always do the | |
544 | optimization for it. */ | |
545 | #define getc(_fp) _IO_getc (_fp) | |
546 | ||
19361cb7 | 547 | #if defined __USE_POSIX || defined __USE_MISC |
2c008571 UD |
548 | /* These are defined in POSIX.1:1996. |
549 | ||
550 | These functions are possible cancellation points and therefore not | |
551 | marked with __THROW. */ | |
552 | extern int getc_unlocked (FILE *__stream); | |
553 | extern int getchar_unlocked (void); | |
2f6d1f1b UD |
554 | #endif /* Use POSIX or MISC. */ |
555 | ||
209caedf | 556 | #ifdef __USE_MISC |
2c008571 UD |
557 | /* Faster version when locking is not necessary. |
558 | ||
559 | This function is not part of POSIX and therefore no official | |
560 | cancellation point. But due to similarity with an POSIX interface | |
561 | or due to the implementation it is a cancellation point and | |
562 | therefore not marked with __THROW. */ | |
563 | extern int fgetc_unlocked (FILE *__stream); | |
209caedf UD |
564 | #endif /* Use MISC. */ |
565 | ||
2f6d1f1b | 566 | |
7a5affeb | 567 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
568 | /* Write a character to STREAM. |
569 | ||
570 | These functions are possible cancellation points and therefore not | |
bc2e3689 UD |
571 | marked with __THROW. |
572 | ||
573 | These functions is a possible cancellation point and therefore not | |
2c008571 | 574 | marked with __THROW. */ |
bc2e3689 UD |
575 | extern int fputc (int __c, FILE *__stream); |
576 | extern int putc (int __c, FILE *__stream); | |
2f6d1f1b | 577 | |
2c008571 UD |
578 | /* Write a character to stdout. |
579 | ||
580 | This function is a possible cancellation point and therefore not | |
581 | marked with __THROW. */ | |
582 | extern int putchar (int __c); | |
7a5affeb | 583 | __END_NAMESPACE_STD |
2f6d1f1b UD |
584 | |
585 | /* The C standard explicitly says this can be a macro, | |
586 | so we always do the optimization for it. */ | |
d41c6f61 | 587 | #define putc(_ch, _fp) _IO_putc (_ch, _fp) |
7c713e28 | 588 | |
2f6d1f1b | 589 | #ifdef __USE_MISC |
2c008571 UD |
590 | /* Faster version when locking is not necessary. |
591 | ||
592 | This function is not part of POSIX and therefore no official | |
593 | cancellation point. But due to similarity with an POSIX interface | |
594 | or due to the implementation it is a cancellation point and | |
595 | therefore not marked with __THROW. */ | |
596 | extern int fputc_unlocked (int __c, FILE *__stream); | |
2f6d1f1b UD |
597 | #endif /* Use MISC. */ |
598 | ||
599 | #if defined __USE_POSIX || defined __USE_MISC | |
2c008571 UD |
600 | /* These are defined in POSIX.1:1996. |
601 | ||
602 | These functions are possible cancellation points and therefore not | |
603 | marked with __THROW. */ | |
604 | extern int putc_unlocked (int __c, FILE *__stream); | |
605 | extern int putchar_unlocked (int __c); | |
bdbf022d | 606 | #endif /* Use POSIX or MISC. */ |
2f6d1f1b UD |
607 | |
608 | ||
2c008571 UD |
609 | #if defined __USE_SVID || defined __USE_MISC \ |
610 | || (defined __USE_XOPEN && !defined __USE_XOPEN2K) | |
2f6d1f1b | 611 | /* Get a word (int) from STREAM. */ |
bc2e3689 | 612 | extern int getw (FILE *__stream); |
2f6d1f1b UD |
613 | |
614 | /* Write a word (int) to STREAM. */ | |
bc2e3689 | 615 | extern int putw (int __w, FILE *__stream); |
96aa2d94 RM |
616 | #endif |
617 | ||
7c713e28 | 618 | |
7a5affeb | 619 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
620 | /* Get a newline-terminated string of finite length from STREAM. |
621 | ||
622 | This function is a possible cancellation point and therefore not | |
623 | marked with __THROW. */ | |
0476597b UD |
624 | extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream) |
625 | __wur; | |
2f6d1f1b | 626 | |
7a5affeb | 627 | /* Get a newline-terminated string from stdin, removing the newline. |
2c008571 UD |
628 | DO NOT USE THIS FUNCTION!! There is no limit on how much it will read. |
629 | ||
630 | This function is a possible cancellation point and therefore not | |
631 | marked with __THROW. */ | |
0476597b | 632 | extern char *gets (char *__s) __wur; |
7a5affeb UD |
633 | __END_NAMESPACE_STD |
634 | ||
77ccaba1 | 635 | #ifdef __USE_GNU |
2c008571 UD |
636 | /* This function does the same as `fgets' but does not lock the stream. |
637 | ||
638 | This function is not part of POSIX and therefore no official | |
639 | cancellation point. But due to similarity with an POSIX interface | |
640 | or due to the implementation it is a cancellation point and | |
641 | therefore not marked with __THROW. */ | |
c1422e5b | 642 | extern char *fgets_unlocked (char *__restrict __s, int __n, |
0476597b | 643 | FILE *__restrict __stream) __wur; |
77ccaba1 UD |
644 | #endif |
645 | ||
2f6d1f1b | 646 | |
f503060b | 647 | #ifdef __USE_XOPEN2K8 |
2f6d1f1b UD |
648 | /* Read up to (and including) a DELIMITER from STREAM into *LINEPTR |
649 | (and null-terminate it). *LINEPTR is a pointer returned from malloc (or | |
650 | NULL), pointing to *N characters of space. It is realloc'd as | |
651 | necessary. Returns the number of characters read (not including the | |
2c008571 UD |
652 | null terminator), or -1 on error or EOF. |
653 | ||
654 | These functions are not part of POSIX and therefore no official | |
655 | cancellation point. But due to similarity with an POSIX interface | |
656 | or due to the implementation they are cancellation points and | |
657 | therefore not marked with __THROW. */ | |
c1422e5b UD |
658 | extern _IO_ssize_t __getdelim (char **__restrict __lineptr, |
659 | size_t *__restrict __n, int __delimiter, | |
0476597b | 660 | FILE *__restrict __stream) __wur; |
c1422e5b UD |
661 | extern _IO_ssize_t getdelim (char **__restrict __lineptr, |
662 | size_t *__restrict __n, int __delimiter, | |
0476597b | 663 | FILE *__restrict __stream) __wur; |
2f6d1f1b | 664 | |
2c008571 UD |
665 | /* Like `getdelim', but reads up to a newline. |
666 | ||
667 | This function is not part of POSIX and therefore no official | |
668 | cancellation point. But due to similarity with an POSIX interface | |
669 | or due to the implementation it is a cancellation point and | |
670 | therefore not marked with __THROW. */ | |
c1422e5b UD |
671 | extern _IO_ssize_t getline (char **__restrict __lineptr, |
672 | size_t *__restrict __n, | |
0476597b | 673 | FILE *__restrict __stream) __wur; |
2f6d1f1b UD |
674 | #endif |
675 | ||
676 | ||
7a5affeb | 677 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
678 | /* Write a string to STREAM. |
679 | ||
680 | This function is a possible cancellation points and therefore not | |
681 | marked with __THROW. */ | |
682 | extern int fputs (__const char *__restrict __s, FILE *__restrict __stream); | |
683 | ||
684 | /* Write a string, followed by a newline, to stdout. | |
50304ef0 | 685 | |
2c008571 UD |
686 | This function is a possible cancellation points and therefore not |
687 | marked with __THROW. */ | |
688 | extern int puts (__const char *__s); | |
2f6d1f1b UD |
689 | |
690 | ||
2c008571 | 691 | /* Push a character back onto the input buffer of STREAM. |
2f6d1f1b | 692 | |
2c008571 UD |
693 | This function is a possible cancellation points and therefore not |
694 | marked with __THROW. */ | |
7d506e8e | 695 | extern int ungetc (int __c, FILE *__stream); |
2f6d1f1b | 696 | |
2c008571 UD |
697 | |
698 | /* Read chunks of generic data from STREAM. | |
699 | ||
700 | This function is a possible cancellation points and therefore not | |
701 | marked with __THROW. */ | |
c1422e5b | 702 | extern size_t fread (void *__restrict __ptr, size_t __size, |
0476597b | 703 | size_t __n, FILE *__restrict __stream) __wur; |
2c008571 UD |
704 | /* Write chunks of generic data to STREAM. |
705 | ||
706 | This function is a possible cancellation points and therefore not | |
707 | marked with __THROW. */ | |
c1422e5b | 708 | extern size_t fwrite (__const void *__restrict __ptr, size_t __size, |
0476597b | 709 | size_t __n, FILE *__restrict __s) __wur; |
7a5affeb UD |
710 | __END_NAMESPACE_STD |
711 | ||
712 | #ifdef __USE_GNU | |
2c008571 UD |
713 | /* This function does the same as `fputs' but does not lock the stream. |
714 | ||
715 | This function is not part of POSIX and therefore no official | |
716 | cancellation point. But due to similarity with an POSIX interface | |
717 | or due to the implementation it is a cancellation point and | |
718 | therefore not marked with __THROW. */ | |
7a5affeb | 719 | extern int fputs_unlocked (__const char *__restrict __s, |
2c008571 | 720 | FILE *__restrict __stream); |
7a5affeb | 721 | #endif |
2f6d1f1b UD |
722 | |
723 | #ifdef __USE_MISC | |
2c008571 UD |
724 | /* Faster versions when locking is not necessary. |
725 | ||
726 | These functions are not part of POSIX and therefore no official | |
727 | cancellation point. But due to similarity with an POSIX interface | |
728 | or due to the implementation they are cancellation points and | |
729 | therefore not marked with __THROW. */ | |
c1422e5b | 730 | extern size_t fread_unlocked (void *__restrict __ptr, size_t __size, |
0476597b | 731 | size_t __n, FILE *__restrict __stream) __wur; |
c1422e5b | 732 | extern size_t fwrite_unlocked (__const void *__restrict __ptr, size_t __size, |
0476597b | 733 | size_t __n, FILE *__restrict __stream) __wur; |
2f6d1f1b UD |
734 | #endif |
735 | ||
736 | ||
7a5affeb | 737 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
738 | /* Seek to a certain position on STREAM. |
739 | ||
740 | This function is a possible cancellation point and therefore not | |
741 | marked with __THROW. */ | |
742 | extern int fseek (FILE *__stream, long int __off, int __whence); | |
743 | /* Return the current position of STREAM. | |
744 | ||
745 | This function is a possible cancellation point and therefore not | |
746 | marked with __THROW. */ | |
0476597b | 747 | extern long int ftell (FILE *__stream) __wur; |
2c008571 UD |
748 | /* Rewind to the beginning of STREAM. |
749 | ||
750 | This function is a possible cancellation point and therefore not | |
751 | marked with __THROW. */ | |
752 | extern void rewind (FILE *__stream); | |
7a5affeb | 753 | __END_NAMESPACE_STD |
2f6d1f1b | 754 | |
a5a0310d UD |
755 | /* The Single Unix Specification, Version 2, specifies an alternative, |
756 | more adequate interface for the two functions above which deal with | |
dfd2257a UD |
757 | file offset. `long int' is not the right type. These definitions |
758 | are originally defined in the Large File Support API. */ | |
759 | ||
7a80496f | 760 | #if defined __USE_LARGEFILE || defined __USE_XOPEN2K |
7a5affeb | 761 | # ifndef __USE_FILE_OFFSET64 |
2c008571 UD |
762 | /* Seek to a certain position on STREAM. |
763 | ||
764 | This function is a possible cancellation point and therefore not | |
765 | marked with __THROW. */ | |
766 | extern int fseeko (FILE *__stream, __off_t __off, int __whence); | |
767 | /* Return the current position of STREAM. | |
768 | ||
769 | This function is a possible cancellation point and therefore not | |
770 | marked with __THROW. */ | |
0476597b | 771 | extern __off_t ftello (FILE *__stream) __wur; |
7a5affeb UD |
772 | # else |
773 | # ifdef __REDIRECT | |
774 | extern int __REDIRECT (fseeko, | |
2c008571 | 775 | (FILE *__stream, __off64_t __off, int __whence), |
7a5affeb | 776 | fseeko64); |
2c008571 | 777 | extern __off64_t __REDIRECT (ftello, (FILE *__stream), ftello64); |
7a5affeb UD |
778 | # else |
779 | # define fseeko fseeko64 | |
780 | # define ftello ftello64 | |
781 | # endif | |
6796bc80 | 782 | # endif |
7a5affeb | 783 | #endif |
bfce746a | 784 | |
7a5affeb UD |
785 | __BEGIN_NAMESPACE_STD |
786 | #ifndef __USE_FILE_OFFSET64 | |
2c008571 UD |
787 | /* Get STREAM's position. |
788 | ||
789 | This function is a possible cancellation point and therefore not | |
790 | marked with __THROW. */ | |
791 | extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos); | |
792 | /* Set STREAM's position. | |
793 | ||
794 | This function is a possible cancellation point and therefore not | |
795 | marked with __THROW. */ | |
796 | extern int fsetpos (FILE *__stream, __const fpos_t *__pos); | |
bfce746a | 797 | #else |
01cad722 | 798 | # ifdef __REDIRECT |
c1422e5b | 799 | extern int __REDIRECT (fgetpos, (FILE *__restrict __stream, |
2c008571 | 800 | fpos_t *__restrict __pos), fgetpos64); |
c1422e5b | 801 | extern int __REDIRECT (fsetpos, |
2c008571 | 802 | (FILE *__stream, __const fpos_t *__pos), fsetpos64); |
bfce746a | 803 | # else |
bfce746a UD |
804 | # define fgetpos fgetpos64 |
805 | # define fsetpos fsetpos64 | |
dfd2257a | 806 | # endif |
bfce746a | 807 | #endif |
7a5affeb | 808 | __END_NAMESPACE_STD |
01cad722 | 809 | |
bfce746a | 810 | #ifdef __USE_LARGEFILE64 |
2c008571 | 811 | extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence); |
0476597b | 812 | extern __off64_t ftello64 (FILE *__stream) __wur; |
2c008571 UD |
813 | extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos); |
814 | extern int fsetpos64 (FILE *__stream, __const fpos64_t *__pos); | |
dfd2257a | 815 | #endif |
2f6d1f1b | 816 | |
7a5affeb | 817 | __BEGIN_NAMESPACE_STD |
2f6d1f1b | 818 | /* Clear the error and EOF indicators for STREAM. */ |
c1422e5b | 819 | extern void clearerr (FILE *__stream) __THROW; |
2f6d1f1b | 820 | /* Return the EOF indicator for STREAM. */ |
7d506e8e | 821 | extern int feof (FILE *__stream) __THROW __wur; |
2f6d1f1b | 822 | /* Return the error indicator for STREAM. */ |
7d506e8e | 823 | extern int ferror (FILE *__stream) __THROW __wur; |
7a5affeb | 824 | __END_NAMESPACE_STD |
2f6d1f1b UD |
825 | |
826 | #ifdef __USE_MISC | |
827 | /* Faster versions when locking is not required. */ | |
c1422e5b | 828 | extern void clearerr_unlocked (FILE *__stream) __THROW; |
7d506e8e UD |
829 | extern int feof_unlocked (FILE *__stream) __THROW __wur; |
830 | extern int ferror_unlocked (FILE *__stream) __THROW __wur; | |
2f6d1f1b UD |
831 | #endif |
832 | ||
833 | ||
7a5affeb | 834 | __BEGIN_NAMESPACE_STD |
2c008571 UD |
835 | /* Print a message describing the meaning of the value of errno. |
836 | ||
837 | This function is a possible cancellation point and therefore not | |
838 | marked with __THROW. */ | |
839 | extern void perror (__const char *__s); | |
7a5affeb | 840 | __END_NAMESPACE_STD |
2f6d1f1b | 841 | |
b264e1d1 RM |
842 | /* Provide the declarations for `sys_errlist' and `sys_nerr' if they |
843 | are available on this system. Even if available, these variables | |
844 | should not be used directly. The `strerror' function provides | |
845 | all the necessary functionality. */ | |
846 | #include <bits/sys_errlist.h> | |
2f6d1f1b UD |
847 | |
848 | ||
849 | #ifdef __USE_POSIX | |
850 | /* Return the system file descriptor for STREAM. */ | |
7d506e8e | 851 | extern int fileno (FILE *__stream) __THROW __wur; |
2f6d1f1b UD |
852 | #endif /* Use POSIX. */ |
853 | ||
854 | #ifdef __USE_MISC | |
855 | /* Faster version when locking is not required. */ | |
7d506e8e | 856 | extern int fileno_unlocked (FILE *__stream) __THROW __wur; |
2f6d1f1b UD |
857 | #endif |
858 | ||
859 | ||
860 | #if (defined __USE_POSIX2 || defined __USE_SVID || defined __USE_BSD || \ | |
861 | defined __USE_MISC) | |
bc2e3689 UD |
862 | /* Create a new stream connected to a pipe running the given command. |
863 | ||
864 | This function is a possible cancellation point and therefore not | |
865 | marked with __THROW. */ | |
7d506e8e | 866 | extern FILE *popen (__const char *__command, __const char *__modes) __wur; |
2c008571 | 867 | |
bc2e3689 UD |
868 | /* Close a stream opened by popen and return the status of its child. |
869 | ||
870 | This function is a possible cancellation point and therefore not | |
871 | marked with __THROW. */ | |
872 | extern int pclose (FILE *__stream); | |
2f6d1f1b UD |
873 | #endif |
874 | ||
875 | ||
876 | #ifdef __USE_POSIX | |
877 | /* Return the name of the controlling terminal. */ | |
c1422e5b | 878 | extern char *ctermid (char *__s) __THROW; |
2f6d1f1b UD |
879 | #endif /* Use POSIX. */ |
880 | ||
881 | ||
98cbe360 | 882 | #ifdef __USE_XOPEN |
2f6d1f1b | 883 | /* Return the name of the current user. */ |
8dab36a1 | 884 | extern char *cuserid (char *__s); |
219aa9e9 | 885 | #endif /* Use X/Open, but not issue 6. */ |
2f6d1f1b UD |
886 | |
887 | ||
888 | #ifdef __USE_GNU | |
889 | struct obstack; /* See <obstack.h>. */ | |
890 | ||
891 | /* Write formatted output to an obstack. */ | |
c1422e5b | 892 | extern int obstack_printf (struct obstack *__restrict __obstack, |
81c64d40 UD |
893 | __const char *__restrict __format, ...) |
894 | __THROW __attribute__ ((__format__ (__printf__, 2, 3))); | |
c1422e5b UD |
895 | extern int obstack_vprintf (struct obstack *__restrict __obstack, |
896 | __const char *__restrict __format, | |
81c64d40 UD |
897 | _G_va_list __args) |
898 | __THROW __attribute__ ((__format__ (__printf__, 2, 0))); | |
2f6d1f1b UD |
899 | #endif /* Use GNU. */ |
900 | ||
901 | ||
902 | #if defined __USE_POSIX || defined __USE_MISC | |
903 | /* These are defined in POSIX.1:1996. */ | |
904 | ||
905 | /* Acquire ownership of STREAM. */ | |
c1422e5b | 906 | extern void flockfile (FILE *__stream) __THROW; |
2f6d1f1b UD |
907 | |
908 | /* Try to acquire ownership of STREAM but do not block if it is not | |
909 | possible. */ | |
0476597b | 910 | extern int ftrylockfile (FILE *__stream) __THROW __wur; |
2f6d1f1b UD |
911 | |
912 | /* Relinquish the ownership granted for STREAM. */ | |
c1422e5b | 913 | extern void funlockfile (FILE *__stream) __THROW; |
2f6d1f1b UD |
914 | #endif /* POSIX || misc */ |
915 | ||
219aa9e9 | 916 | #if defined __USE_XOPEN && !defined __USE_XOPEN2K && !defined __USE_GNU |
9756dfe1 UD |
917 | /* The X/Open standard requires some functions and variables to be |
918 | declared here which do not belong into this header. But we have to | |
919 | follow. In GNU mode we don't do this nonsense. */ | |
a379e56a UD |
920 | # define __need_getopt |
921 | # include <getopt.h> | |
219aa9e9 | 922 | #endif /* X/Open, but not issue 6 and not for GNU. */ |
9756dfe1 | 923 | |
085320f5 | 924 | /* If we are compiling with optimizing read this file. It contains |
9b2c7523 | 925 | several optimizing inline functions and macros. */ |
085320f5 UD |
926 | #ifdef __USE_EXTERN_INLINES |
927 | # include <bits/stdio.h> | |
928 | #endif | |
de1c3ebb | 929 | #if __USE_FORTIFY_LEVEL > 0 && defined __extern_always_inline |
b5cc329c UD |
930 | # include <bits/stdio2.h> |
931 | #endif | |
c6251f03 RM |
932 | #ifdef __LDBL_COMPAT |
933 | # include <bits/stdio-ldbl.h> | |
934 | #endif | |
2f6d1f1b | 935 | |
085320f5 | 936 | __END_DECLS |
f41c8091 | 937 | |
2f6d1f1b | 938 | #endif /* <stdio.h> included. */ |
7c713e28 | 939 | |
96aa2d94 | 940 | #endif /* !_STDIO_H */ |