Annotation of embedaddon/libiconv/srclib/stdio.in.h, revision 1.1.1.1
1.1 misho 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 General Public License as published by
7: the Free Software Foundation; either version 3, 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 General Public License for more details.
14:
15: You should have received a copy of the GNU 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
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