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1 | /* A GNU-like <stdio.h>. |
2 | ||
3 | Copyright (C) 2004, 2007-2009 Free Software Foundation, Inc. | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU Lesser General Public License as published by | |
7 | the Free Software Foundation; either version 2, or (at your option) | |
8 | 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, write to the Free Software Foundation, | |
17 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ | |
18 | ||
19 | #if __GNUC__ >= 3 | |
20 | @PRAGMA_SYSTEM_HEADER@ | |
21 | #endif | |
22 | ||
23 | #if defined __need_FILE || defined __need___FILE | |
24 | /* Special invocation convention inside glibc header files. */ | |
25 | ||
26 | #@INCLUDE_NEXT@ @NEXT_STDIO_H@ | |
27 | ||
28 | #else | |
29 | /* Normal invocation convention. */ | |
30 | ||
31 | #ifndef _GL_STDIO_H | |
32 | ||
33 | /* The include_next requires a split double-inclusion guard. */ | |
34 | #@INCLUDE_NEXT@ @NEXT_STDIO_H@ | |
35 | ||
36 | #ifndef _GL_STDIO_H | |
37 | #define _GL_STDIO_H | |
38 | ||
39 | #include <stdarg.h> | |
40 | #include <stddef.h> | |
41 | ||
42 | #if (@GNULIB_FSEEKO@ && @REPLACE_FSEEKO@) \ | |
43 | || (@GNULIB_FTELLO@ && @REPLACE_FTELLO@) \ | |
44 | || (@GNULIB_GETDELIM@ && !@HAVE_DECL_GETDELIM@) \ | |
45 | || (@GNULIB_GETLINE@ && (!@HAVE_DECL_GETLINE@ || @REPLACE_GETLINE@)) | |
46 | /* Get off_t and ssize_t. */ | |
47 | # include <sys/types.h> | |
48 | #endif | |
49 | ||
50 | #ifndef __attribute__ | |
51 | /* This feature is available in gcc versions 2.5 and later. */ | |
52 | # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) | |
53 | # define __attribute__(Spec) /* empty */ | |
54 | # endif | |
55 | /* The __-protected variants of `format' and `printf' attributes | |
56 | are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */ | |
57 | # if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7) | |
58 | # define __format__ format | |
59 | # define __printf__ printf | |
60 | # endif | |
61 | #endif | |
62 | ||
63 | ||
64 | /* The definition of GL_LINK_WARNING is copied here. */ | |
65 | ||
66 | ||
67 | #ifdef __cplusplus | |
68 | extern "C" { | |
69 | #endif | |
70 | ||
71 | ||
72 | #if @GNULIB_FPRINTF_POSIX@ | |
73 | # if @REPLACE_FPRINTF@ | |
74 | # define fprintf rpl_fprintf | |
75 | extern int fprintf (FILE *fp, const char *format, ...) | |
76 | __attribute__ ((__format__ (__printf__, 2, 3))); | |
77 | # endif | |
78 | #elif @GNULIB_FPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
79 | # define fprintf rpl_fprintf | |
80 | extern int fprintf (FILE *fp, const char *format, ...) | |
81 | __attribute__ ((__format__ (__printf__, 2, 3))); | |
82 | #elif defined GNULIB_POSIXCHECK | |
83 | # undef fprintf | |
84 | # define fprintf \ | |
85 | (GL_LINK_WARNING ("fprintf is not always POSIX compliant - " \ | |
86 | "use gnulib module fprintf-posix for portable " \ | |
87 | "POSIX compliance"), \ | |
88 | fprintf) | |
89 | #endif | |
90 | ||
91 | #if @GNULIB_VFPRINTF_POSIX@ | |
92 | # if @REPLACE_VFPRINTF@ | |
93 | # define vfprintf rpl_vfprintf | |
94 | extern int vfprintf (FILE *fp, const char *format, va_list args) | |
95 | __attribute__ ((__format__ (__printf__, 2, 0))); | |
96 | # endif | |
97 | #elif @GNULIB_VFPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
98 | # define vfprintf rpl_vfprintf | |
99 | extern int vfprintf (FILE *fp, const char *format, va_list args) | |
100 | __attribute__ ((__format__ (__printf__, 2, 0))); | |
101 | #elif defined GNULIB_POSIXCHECK | |
102 | # undef vfprintf | |
103 | # define vfprintf(s,f,a) \ | |
104 | (GL_LINK_WARNING ("vfprintf is not always POSIX compliant - " \ | |
105 | "use gnulib module vfprintf-posix for portable " \ | |
106 | "POSIX compliance"), \ | |
107 | vfprintf (s, f, a)) | |
108 | #endif | |
109 | ||
110 | #if @GNULIB_PRINTF_POSIX@ | |
111 | # if @REPLACE_PRINTF@ | |
112 | /* Don't break __attribute__((format(printf,M,N))). */ | |
113 | # define printf __printf__ | |
114 | extern int printf (const char *format, ...) | |
115 | __attribute__ ((__format__ (__printf__, 1, 2))); | |
116 | # endif | |
117 | #elif @GNULIB_PRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
118 | /* Don't break __attribute__((format(printf,M,N))). */ | |
119 | # define printf __printf__ | |
120 | extern int printf (const char *format, ...) | |
121 | __attribute__ ((__format__ (__printf__, 1, 2))); | |
122 | #elif defined GNULIB_POSIXCHECK | |
123 | # undef printf | |
124 | # define printf \ | |
125 | (GL_LINK_WARNING ("printf is not always POSIX compliant - " \ | |
126 | "use gnulib module printf-posix for portable " \ | |
127 | "POSIX compliance"), \ | |
128 | printf) | |
129 | /* Don't break __attribute__((format(printf,M,N))). */ | |
130 | # define format(kind,m,n) format (__##kind##__, m, n) | |
131 | # define __format__(kind,m,n) __format__ (__##kind##__, m, n) | |
132 | # define ____printf____ __printf__ | |
133 | # define ____scanf____ __scanf__ | |
134 | # define ____strftime____ __strftime__ | |
135 | # define ____strfmon____ __strfmon__ | |
136 | #endif | |
137 | ||
138 | #if @GNULIB_VPRINTF_POSIX@ | |
139 | # if @REPLACE_VPRINTF@ | |
140 | # define vprintf rpl_vprintf | |
141 | extern int vprintf (const char *format, va_list args) | |
142 | __attribute__ ((__format__ (__printf__, 1, 0))); | |
143 | # endif | |
144 | #elif @GNULIB_VPRINTF@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
145 | # define vprintf rpl_vprintf | |
146 | extern int vprintf (const char *format, va_list args) | |
147 | __attribute__ ((__format__ (__printf__, 1, 0))); | |
148 | #elif defined GNULIB_POSIXCHECK | |
149 | # undef vprintf | |
150 | # define vprintf(f,a) \ | |
151 | (GL_LINK_WARNING ("vprintf is not always POSIX compliant - " \ | |
152 | "use gnulib module vprintf-posix for portable " \ | |
153 | "POSIX compliance"), \ | |
154 | vprintf (f, a)) | |
155 | #endif | |
156 | ||
157 | #if @GNULIB_SNPRINTF@ | |
158 | # if @REPLACE_SNPRINTF@ | |
159 | # define snprintf rpl_snprintf | |
160 | # endif | |
161 | # if @REPLACE_SNPRINTF@ || !@HAVE_DECL_SNPRINTF@ | |
162 | extern int snprintf (char *str, size_t size, const char *format, ...) | |
163 | __attribute__ ((__format__ (__printf__, 3, 4))); | |
164 | # endif | |
165 | #elif defined GNULIB_POSIXCHECK | |
166 | # undef snprintf | |
167 | # define snprintf \ | |
168 | (GL_LINK_WARNING ("snprintf is unportable - " \ | |
169 | "use gnulib module snprintf for portability"), \ | |
170 | snprintf) | |
171 | #endif | |
172 | ||
173 | #if @GNULIB_VSNPRINTF@ | |
174 | # if @REPLACE_VSNPRINTF@ | |
175 | # define vsnprintf rpl_vsnprintf | |
176 | # endif | |
177 | # if @REPLACE_VSNPRINTF@ || !@HAVE_DECL_VSNPRINTF@ | |
178 | extern int vsnprintf (char *str, size_t size, const char *format, va_list args) | |
179 | __attribute__ ((__format__ (__printf__, 3, 0))); | |
180 | # endif | |
181 | #elif defined GNULIB_POSIXCHECK | |
182 | # undef vsnprintf | |
183 | # define vsnprintf(b,s,f,a) \ | |
184 | (GL_LINK_WARNING ("vsnprintf is unportable - " \ | |
185 | "use gnulib module vsnprintf for portability"), \ | |
186 | vsnprintf (b, s, f, a)) | |
187 | #endif | |
188 | ||
189 | #if @GNULIB_SPRINTF_POSIX@ | |
190 | # if @REPLACE_SPRINTF@ | |
191 | # define sprintf rpl_sprintf | |
192 | extern int sprintf (char *str, const char *format, ...) | |
193 | __attribute__ ((__format__ (__printf__, 2, 3))); | |
194 | # endif | |
195 | #elif defined GNULIB_POSIXCHECK | |
196 | # undef sprintf | |
197 | # define sprintf \ | |
198 | (GL_LINK_WARNING ("sprintf is not always POSIX compliant - " \ | |
199 | "use gnulib module sprintf-posix for portable " \ | |
200 | "POSIX compliance"), \ | |
201 | sprintf) | |
202 | #endif | |
203 | ||
204 | #if @GNULIB_VSPRINTF_POSIX@ | |
205 | # if @REPLACE_VSPRINTF@ | |
206 | # define vsprintf rpl_vsprintf | |
207 | extern int vsprintf (char *str, const char *format, va_list args) | |
208 | __attribute__ ((__format__ (__printf__, 2, 0))); | |
209 | # endif | |
210 | #elif defined GNULIB_POSIXCHECK | |
211 | # undef vsprintf | |
212 | # define vsprintf(b,f,a) \ | |
213 | (GL_LINK_WARNING ("vsprintf is not always POSIX compliant - " \ | |
214 | "use gnulib module vsprintf-posix for portable " \ | |
215 | "POSIX compliance"), \ | |
216 | vsprintf (b, f, a)) | |
217 | #endif | |
218 | ||
219 | #if @GNULIB_DPRINTF@ | |
220 | # if @REPLACE_DPRINTF@ | |
221 | # define dprintf rpl_dprintf | |
222 | # endif | |
223 | # if @REPLACE_DPRINTF@ || !@HAVE_DPRINTF@ | |
224 | extern int dprintf (int fd, const char *format, ...) | |
225 | __attribute__ ((__format__ (__printf__, 2, 3))); | |
226 | # endif | |
227 | #elif defined GNULIB_POSIXCHECK | |
228 | # undef dprintf | |
229 | # define dprintf(d,f,a) \ | |
230 | (GL_LINK_WARNING ("dprintf is unportable - " \ | |
231 | "use gnulib module dprintf for portability"), \ | |
232 | dprintf (d, f, a)) | |
233 | #endif | |
234 | ||
235 | #if @GNULIB_VDPRINTF@ | |
236 | # if @REPLACE_VDPRINTF@ | |
237 | # define vdprintf rpl_vdprintf | |
238 | # endif | |
239 | # if @REPLACE_VDPRINTF@ || !@HAVE_VDPRINTF@ | |
240 | extern int vdprintf (int fd, const char *format, va_list args) | |
241 | __attribute__ ((__format__ (__printf__, 2, 0))); | |
242 | # endif | |
243 | #elif defined GNULIB_POSIXCHECK | |
244 | # undef vdprintf | |
245 | # define vdprintf(d,f,a) \ | |
246 | (GL_LINK_WARNING ("vdprintf is unportable - " \ | |
247 | "use gnulib module vdprintf for portability"), \ | |
248 | vdprintf (d, f, a)) | |
249 | #endif | |
250 | ||
251 | #if @GNULIB_VASPRINTF@ | |
252 | # if @REPLACE_VASPRINTF@ | |
253 | # define asprintf rpl_asprintf | |
254 | # define vasprintf rpl_vasprintf | |
255 | # endif | |
256 | # if @REPLACE_VASPRINTF@ || !@HAVE_VASPRINTF@ | |
257 | /* Write formatted output to a string dynamically allocated with malloc(). | |
258 | If the memory allocation succeeds, store the address of the string in | |
259 | *RESULT and return the number of resulting bytes, excluding the trailing | |
260 | NUL. Upon memory allocation error, or some other error, return -1. */ | |
261 | extern int asprintf (char **result, const char *format, ...) | |
262 | __attribute__ ((__format__ (__printf__, 2, 3))); | |
263 | extern int vasprintf (char **result, const char *format, va_list args) | |
264 | __attribute__ ((__format__ (__printf__, 2, 0))); | |
265 | # endif | |
266 | #endif | |
267 | ||
268 | #if @GNULIB_OBSTACK_PRINTF@ | |
269 | # if @REPLACE_OBSTACK_PRINTF@ | |
270 | # define obstack_printf rpl_osbtack_printf | |
271 | # define obstack_vprintf rpl_obstack_vprintf | |
272 | # endif | |
273 | # if @REPLACE_OBSTACK_PRINTF@ || !@HAVE_DECL_OBSTACK_PRINTF@ | |
274 | struct obstack; | |
275 | /* Grow an obstack with formatted output. Return the number of | |
276 | bytes added to OBS. No trailing nul byte is added, and the | |
277 | object should be closed with obstack_finish before use. Upon | |
278 | memory allocation error, call obstack_alloc_failed_handler. Upon | |
279 | other error, return -1. */ | |
280 | extern int obstack_printf (struct obstack *obs, const char *format, ...) | |
281 | __attribute__ ((__format__ (__printf__, 2, 3))); | |
282 | extern int obstack_vprintf (struct obstack *obs, const char *format, | |
283 | va_list args) | |
284 | __attribute__ ((__format__ (__printf__, 2, 0))); | |
285 | # endif | |
286 | #endif | |
287 | ||
288 | #if @GNULIB_FOPEN@ | |
289 | # if @REPLACE_FOPEN@ | |
290 | # undef fopen | |
291 | # define fopen rpl_fopen | |
292 | extern FILE * fopen (const char *filename, const char *mode); | |
293 | # endif | |
294 | #elif defined GNULIB_POSIXCHECK | |
295 | # undef fopen | |
296 | # define fopen(f,m) \ | |
297 | (GL_LINK_WARNING ("fopen on Win32 platforms is not POSIX compatible - " \ | |
298 | "use gnulib module fopen for portability"), \ | |
299 | fopen (f, m)) | |
300 | #endif | |
301 | ||
302 | #if @GNULIB_FREOPEN@ | |
303 | # if @REPLACE_FREOPEN@ | |
304 | # undef freopen | |
305 | # define freopen rpl_freopen | |
306 | extern FILE * freopen (const char *filename, const char *mode, FILE *stream); | |
307 | # endif | |
308 | #elif defined GNULIB_POSIXCHECK | |
309 | # undef freopen | |
310 | # define freopen(f,m,s) \ | |
311 | (GL_LINK_WARNING ("freopen on Win32 platforms is not POSIX compatible - " \ | |
312 | "use gnulib module freopen for portability"), \ | |
313 | freopen (f, m, s)) | |
314 | #endif | |
315 | ||
316 | #if @GNULIB_FSEEKO@ | |
317 | # if @REPLACE_FSEEKO@ | |
318 | /* Provide fseek, fseeko functions that are aware of a preceding | |
319 | fflush(), and which detect pipes. */ | |
320 | # define fseeko rpl_fseeko | |
321 | extern int fseeko (FILE *fp, off_t offset, int whence); | |
322 | # define fseek(fp, offset, whence) fseeko (fp, (off_t)(offset), whence) | |
323 | # endif | |
324 | #elif defined GNULIB_POSIXCHECK | |
325 | # undef fseeko | |
326 | # define fseeko(f,o,w) \ | |
327 | (GL_LINK_WARNING ("fseeko is unportable - " \ | |
328 | "use gnulib module fseeko for portability"), \ | |
329 | fseeko (f, o, w)) | |
330 | #endif | |
331 | ||
332 | #if @GNULIB_FSEEK@ && @REPLACE_FSEEK@ | |
333 | extern int rpl_fseek (FILE *fp, long offset, int whence); | |
334 | # undef fseek | |
335 | # if defined GNULIB_POSIXCHECK | |
336 | # define fseek(f,o,w) \ | |
337 | (GL_LINK_WARNING ("fseek cannot handle files larger than 4 GB " \ | |
338 | "on 32-bit platforms - " \ | |
339 | "use fseeko function for handling of large files"), \ | |
340 | rpl_fseek (f, o, w)) | |
341 | # else | |
342 | # define fseek rpl_fseek | |
343 | # endif | |
344 | #elif defined GNULIB_POSIXCHECK | |
345 | # ifndef fseek | |
346 | # define fseek(f,o,w) \ | |
347 | (GL_LINK_WARNING ("fseek cannot handle files larger than 4 GB " \ | |
348 | "on 32-bit platforms - " \ | |
349 | "use fseeko function for handling of large files"), \ | |
350 | fseek (f, o, w)) | |
351 | # endif | |
352 | #endif | |
353 | ||
354 | #if @GNULIB_FTELLO@ | |
355 | # if @REPLACE_FTELLO@ | |
356 | # define ftello rpl_ftello | |
357 | extern off_t ftello (FILE *fp); | |
358 | # define ftell(fp) ftello (fp) | |
359 | # endif | |
360 | #elif defined GNULIB_POSIXCHECK | |
361 | # undef ftello | |
362 | # define ftello(f) \ | |
363 | (GL_LINK_WARNING ("ftello is unportable - " \ | |
364 | "use gnulib module ftello for portability"), \ | |
365 | ftello (f)) | |
366 | #endif | |
367 | ||
368 | #if @GNULIB_FTELL@ && @REPLACE_FTELL@ | |
369 | extern long rpl_ftell (FILE *fp); | |
370 | # undef ftell | |
371 | # if GNULIB_POSIXCHECK | |
372 | # define ftell(f) \ | |
373 | (GL_LINK_WARNING ("ftell cannot handle files larger than 4 GB " \ | |
374 | "on 32-bit platforms - " \ | |
375 | "use ftello function for handling of large files"), \ | |
376 | rpl_ftell (f)) | |
377 | # else | |
378 | # define ftell rpl_ftell | |
379 | # endif | |
380 | #elif defined GNULIB_POSIXCHECK | |
381 | # ifndef ftell | |
382 | # define ftell(f) \ | |
383 | (GL_LINK_WARNING ("ftell cannot handle files larger than 4 GB " \ | |
384 | "on 32-bit platforms - " \ | |
385 | "use ftello function for handling of large files"), \ | |
386 | ftell (f)) | |
387 | # endif | |
388 | #endif | |
389 | ||
390 | #if @GNULIB_FFLUSH@ | |
391 | # if @REPLACE_FFLUSH@ | |
392 | # define fflush rpl_fflush | |
393 | /* Flush all pending data on STREAM according to POSIX rules. Both | |
394 | output and seekable input streams are supported. | |
395 | Note! LOSS OF DATA can occur if fflush is applied on an input stream | |
396 | that is _not_seekable_ or on an update stream that is _not_seekable_ | |
397 | and in which the most recent operation was input. Seekability can | |
398 | be tested with lseek(fileno(fp),0,SEEK_CUR). */ | |
399 | extern int fflush (FILE *gl_stream); | |
400 | # endif | |
401 | #elif defined GNULIB_POSIXCHECK | |
402 | # undef fflush | |
403 | # define fflush(f) \ | |
404 | (GL_LINK_WARNING ("fflush is not always POSIX compliant - " \ | |
405 | "use gnulib module fflush for portable " \ | |
406 | "POSIX compliance"), \ | |
407 | fflush (f)) | |
408 | #endif | |
409 | ||
410 | #if @GNULIB_FPURGE@ | |
411 | # if @REPLACE_FPURGE@ | |
412 | # define fpurge rpl_fpurge | |
413 | # endif | |
414 | # if @REPLACE_FPURGE@ || !@HAVE_DECL_FPURGE@ | |
415 | /* Discard all pending buffered I/O data on STREAM. | |
416 | STREAM must not be wide-character oriented. | |
417 | Return 0 if successful. Upon error, return -1 and set errno. */ | |
418 | extern int fpurge (FILE *gl_stream); | |
419 | # endif | |
420 | #elif defined GNULIB_POSIXCHECK | |
421 | # undef fpurge | |
422 | # define fpurge(f) \ | |
423 | (GL_LINK_WARNING ("fpurge is not always present - " \ | |
424 | "use gnulib module fpurge for portability"), \ | |
425 | fpurge (f)) | |
426 | #endif | |
427 | ||
428 | #if @GNULIB_FCLOSE@ | |
429 | # if @REPLACE_FCLOSE@ | |
430 | # define fclose rpl_fclose | |
431 | /* Close STREAM and its underlying file descriptor. */ | |
432 | extern int fclose (FILE *stream); | |
433 | # endif | |
434 | #elif defined GNULIB_POSIXCHECK | |
435 | # undef fclose | |
436 | # define fclose(f) \ | |
437 | (GL_LINK_WARNING ("fclose is not always POSIX compliant - " \ | |
438 | "use gnulib module fclose for portable " \ | |
439 | "POSIX compliance"), \ | |
440 | fclose (f)) | |
441 | #endif | |
442 | ||
443 | #if @GNULIB_FPUTC@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
444 | # undef fputc | |
445 | # define fputc rpl_fputc | |
446 | extern int fputc (int c, FILE *stream); | |
447 | #endif | |
448 | ||
449 | #if @GNULIB_PUTC@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
450 | # undef putc | |
451 | # define putc rpl_fputc | |
452 | extern int putc (int c, FILE *stream); | |
453 | #endif | |
454 | ||
455 | #if @GNULIB_PUTCHAR@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
456 | # undef putchar | |
457 | # define putchar rpl_putchar | |
458 | extern int putchar (int c); | |
459 | #endif | |
460 | ||
461 | #if @GNULIB_FPUTS@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
462 | # undef fputs | |
463 | # define fputs rpl_fputs | |
464 | extern int fputs (const char *string, FILE *stream); | |
465 | #endif | |
466 | ||
467 | #if @GNULIB_PUTS@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
468 | # undef puts | |
469 | # define puts rpl_puts | |
470 | extern int puts (const char *string); | |
471 | #endif | |
472 | ||
473 | #if @GNULIB_FWRITE@ && @REPLACE_STDIO_WRITE_FUNCS@ && @GNULIB_STDIO_H_SIGPIPE@ | |
474 | # undef fwrite | |
475 | # define fwrite rpl_fwrite | |
476 | extern size_t fwrite (const void *ptr, size_t s, size_t n, FILE *stream); | |
477 | #endif | |
478 | ||
479 | #if @GNULIB_GETDELIM@ | |
480 | # if !@HAVE_DECL_GETDELIM@ | |
481 | /* Read input, up to (and including) the next occurrence of DELIMITER, from | |
482 | STREAM, store it in *LINEPTR (and NUL-terminate it). | |
483 | *LINEPTR is a pointer returned from malloc (or NULL), pointing to *LINESIZE | |
484 | bytes of space. It is realloc'd as necessary. | |
485 | Return the number of bytes read and stored at *LINEPTR (not including the | |
486 | NUL terminator), or -1 on error or EOF. */ | |
487 | extern ssize_t getdelim (char **lineptr, size_t *linesize, int delimiter, | |
488 | FILE *stream); | |
489 | # endif | |
490 | #elif defined GNULIB_POSIXCHECK | |
491 | # undef getdelim | |
492 | # define getdelim(l, s, d, f) \ | |
493 | (GL_LINK_WARNING ("getdelim is unportable - " \ | |
494 | "use gnulib module getdelim for portability"), \ | |
495 | getdelim (l, s, d, f)) | |
496 | #endif | |
497 | ||
498 | #if @GNULIB_GETLINE@ | |
499 | # if @REPLACE_GETLINE@ | |
500 | # undef getline | |
501 | # define getline rpl_getline | |
502 | # endif | |
503 | # if !@HAVE_DECL_GETLINE@ || @REPLACE_GETLINE@ | |
504 | /* Read a line, up to (and including) the next newline, from STREAM, store it | |
505 | in *LINEPTR (and NUL-terminate it). | |
506 | *LINEPTR is a pointer returned from malloc (or NULL), pointing to *LINESIZE | |
507 | bytes of space. It is realloc'd as necessary. | |
508 | Return the number of bytes read and stored at *LINEPTR (not including the | |
509 | NUL terminator), or -1 on error or EOF. */ | |
510 | extern ssize_t getline (char **lineptr, size_t *linesize, FILE *stream); | |
511 | # endif | |
512 | #elif defined GNULIB_POSIXCHECK | |
513 | # undef getline | |
514 | # define getline(l, s, f) \ | |
515 | (GL_LINK_WARNING ("getline is unportable - " \ | |
516 | "use gnulib module getline for portability"), \ | |
517 | getline (l, s, f)) | |
518 | #endif | |
519 | ||
520 | #if @GNULIB_PERROR@ | |
521 | # if @REPLACE_PERROR@ | |
522 | # define perror rpl_perror | |
523 | /* Print a message to standard error, describing the value of ERRNO, | |
524 | (if STRING is not NULL and not empty) prefixed with STRING and ": ", | |
525 | and terminated with a newline. */ | |
526 | extern void perror (const char *string); | |
527 | # endif | |
528 | #elif defined GNULIB_POSIXCHECK | |
529 | # undef perror | |
530 | # define perror(s) \ | |
531 | (GL_LINK_WARNING ("perror is not always POSIX compliant - " \ | |
532 | "use gnulib module perror for portability"), \ | |
533 | perror (s)) | |
534 | #endif | |
535 | ||
536 | #ifdef __cplusplus | |
537 | } | |
538 | #endif | |
539 | ||
540 | #endif /* _GL_STDIO_H */ | |
541 | #endif /* _GL_STDIO_H */ | |
542 | #endif |