Annotation of src/include/stdio.h, Revision 1.97
1.97 ! christos 1: /* $NetBSD: stdio.h,v 1.96 2015/03/24 07:44:52 wiz Exp $ */
1.14 cgd 2:
1.1 cgd 3: /*-
1.20 perry 4: * Copyright (c) 1990, 1993
5: * The Regents of the University of California. All rights reserved.
1.1 cgd 6: *
7: * This code is derived from software contributed to Berkeley by
8: * Chris Torek.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
1.53 agc 18: * 3. Neither the name of the University nor the names of its contributors
1.1 cgd 19: * may be used to endorse or promote products derived from this software
20: * without specific prior written permission.
21: *
22: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32: * SUCH DAMAGE.
33: *
1.20 perry 34: * @(#)stdio.h 8.5 (Berkeley) 4/29/95
1.1 cgd 35: */
36:
37: #ifndef _STDIO_H_
38: #define _STDIO_H_
39:
40: #include <sys/cdefs.h>
1.21 kleink 41: #include <sys/featuretest.h>
1.61 kleink 42: #include <sys/ansi.h>
1.1 cgd 43:
1.12 cgd 44: #ifdef _BSD_SIZE_T_
45: typedef _BSD_SIZE_T_ size_t;
46: #undef _BSD_SIZE_T_
1.1 cgd 47: #endif
1.74 roy 48: #ifdef _BSD_SSIZE_T_
49: typedef _BSD_SSIZE_T_ ssize_t;
50: #undef _BSD_SSIZE_T_
51: #endif
1.1 cgd 52:
1.79 joerg 53: #if defined(_POSIX_C_SOURCE)
54: #ifndef __VA_LIST_DECLARED
55: typedef __va_list va_list;
56: #define __VA_LIST_DECLARED
57: #endif
58: #endif
59:
1.32 kleink 60: #include <sys/null.h>
1.1 cgd 61:
1.11 cgd 62: /*
63: * This is fairly grotesque, but pure ANSI code must not inspect the
64: * innards of an fpos_t anyway. The library internally uses off_t,
65: * which we assume is exactly as big as eight chars.
66: */
67: typedef struct __sfpos {
1.33 kleink 68: __off_t _pos;
1.80 christos 69: __mbstate_t _mbstate_in, _mbstate_out;
1.11 cgd 70: } fpos_t;
1.1 cgd 71:
72: #define _FSTDIO /* Define for new stdio with functions. */
73:
74: /*
75: * NB: to fit things in six character monocase externals, the stdio
76: * code uses the prefix `__s' for stdio objects, typically followed
77: * by a three-character attempt at a mnemonic.
78: */
79:
80: /* stdio buffers */
81: struct __sbuf {
82: unsigned char *_base;
83: int _size;
84: };
85:
86: /*
87: * stdio state variables.
88: *
89: * The following always hold:
90: *
91: * if (_flags&(__SLBF|__SWR)) == (__SLBF|__SWR),
92: * _lbfsize is -_bf._size, else _lbfsize is 0
93: * if _flags&__SRD, _w is 0
94: * if _flags&__SWR, _r is 0
95: *
96: * This ensures that the getc and putc macros (or inline functions) never
97: * try to write or read from a file that is in `read' or `write' mode.
98: * (Moreover, they can, and do, automatically switch from read mode to
99: * write mode, and back, on "r+" and "w+" files.)
100: *
101: * _lbfsize is used only to make the inline line-buffered output stream
102: * code as compact as possible.
103: *
104: * _ub, _up, and _ur are used when ungetc() pushes back more characters
105: * than fit in the current _bf, or when ungetc() pushes back a character
106: * that does not match the previous one in _bf. When this happens,
107: * _ub._base becomes non-nil (i.e., a stream has ungetc() data iff
108: * _ub._base!=NULL) and _up and _ur save the current values of _p and _r.
1.20 perry 109: *
110: * NB: see WARNING above before changing the layout of this structure!
1.1 cgd 111: */
112: typedef struct __sFILE {
113: unsigned char *_p; /* current position in (some) buffer */
114: int _r; /* read space left for getc() */
115: int _w; /* write space left for putc() */
1.65 christos 116: unsigned short _flags; /* flags, below; this FILE is free if 0 */
1.1 cgd 117: short _file; /* fileno, if Unix descriptor, else -1 */
118: struct __sbuf _bf; /* the buffer (at least 1 byte, if !NULL) */
119: int _lbfsize; /* 0 or -_bf._size, for inline putc */
120:
121: /* operations */
122: void *_cookie; /* cookie passed to io functions */
1.57 perry 123: int (*_close)(void *);
1.81 christos 124: ssize_t (*_read) (void *, void *, size_t);
1.80 christos 125: __off_t (*_seek) (void *, __off_t, int);
1.81 christos 126: ssize_t (*_write)(void *, const void *, size_t);
1.1 cgd 127:
1.42 yamt 128: /* file extension */
129: struct __sbuf _ext;
130:
1.1 cgd 131: /* separate buffer for long sequences of ungetc() */
132: unsigned char *_up; /* saved _p when _p is doing ungetc data */
133: int _ur; /* saved _r when _r is counting ungetc data */
134:
135: /* tricks to meet minimum requirements even when malloc() fails */
136: unsigned char _ubuf[3]; /* guarantee an ungetc() buffer */
137: unsigned char _nbuf[1]; /* guarantee a getc() buffer */
138:
1.81 christos 139: int (*_flush)(void *);
1.75 joerg 140: /* Formerly used by fgetln/fgetwln; kept for binary compatibility */
1.81 christos 141: char _lb_unused[sizeof(struct __sbuf) - sizeof(int (*)(void *))];
1.1 cgd 142:
143: /* Unix stdio files get aligned to block boundaries on fseek() */
144: int _blksize; /* stat.st_blksize (may be != _bf._size) */
1.80 christos 145: __off_t _offset; /* current lseek offset */
1.1 cgd 146: } FILE;
147:
148: __BEGIN_DECLS
1.82 christos 149: extern FILE __sF[3];
1.1 cgd 150: __END_DECLS
151:
152: #define __SLBF 0x0001 /* line buffered */
153: #define __SNBF 0x0002 /* unbuffered */
154: #define __SRD 0x0004 /* OK to read */
155: #define __SWR 0x0008 /* OK to write */
156: /* RD and WR are never simultaneously asserted */
157: #define __SRW 0x0010 /* open for reading & writing */
158: #define __SEOF 0x0020 /* found EOF */
159: #define __SERR 0x0040 /* found error */
160: #define __SMBF 0x0080 /* _buf is from malloc */
161: #define __SAPP 0x0100 /* fdopen()ed in append mode */
162: #define __SSTR 0x0200 /* this is an sprintf/snprintf string */
1.36 enami 163: #define __SOPT 0x0400 /* do fseek() optimization */
164: #define __SNPT 0x0800 /* do not do fseek() optimization */
1.1 cgd 165: #define __SOFF 0x1000 /* set iff _offset is in fact correct */
1.10 cgd 166: #define __SMOD 0x2000 /* true => fgetln modified _p text */
1.27 perry 167: #define __SALC 0x4000 /* allocate string space dynamically */
1.1 cgd 168:
169: /*
170: * The following three definitions are for ANSI C, which took them
171: * from System V, which brilliantly took internal interface macros and
172: * made them official arguments to setvbuf(), without renaming them.
173: * Hence, these ugly _IOxxx names are *supposed* to appear in user code.
174: *
175: * Although numbered as their counterparts above, the implementation
176: * does not rely on this.
177: */
178: #define _IOFBF 0 /* setvbuf should set fully buffered */
179: #define _IOLBF 1 /* setvbuf should set line buffered */
180: #define _IONBF 2 /* setvbuf should set unbuffered */
181:
182: #define BUFSIZ 1024 /* size of buffer used by setbuf */
183: #define EOF (-1)
184:
185: /*
1.20 perry 186: * FOPEN_MAX is a minimum maximum, and is the number of streams that
187: * stdio can provide without attempting to allocate further resources
188: * (which could fail). Do not use this for anything.
1.1 cgd 189: */
1.20 perry 190: /* must be == _POSIX_STREAM_MAX <limits.h> */
1.1 cgd 191: #define FOPEN_MAX 20 /* must be <= OPEN_MAX <sys/syslimits.h> */
192: #define FILENAME_MAX 1024 /* must be <= PATH_MAX <sys/syslimits.h> */
193:
194: /* System V/ANSI C; this is the wrong way to do this, do *not* use these. */
1.52 bjh21 195: #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
1.1 cgd 196: #define P_tmpdir "/var/tmp/"
197: #endif
198: #define L_tmpnam 1024 /* XXX must be == PATH_MAX */
1.49 christos 199: /* Always ensure that this is consistent with <limits.h> */
200: #ifndef TMP_MAX
201: #define TMP_MAX 308915776 /* Legacy */
202: #endif
1.1 cgd 203:
1.22 kleink 204: /* Always ensure that these are consistent with <fcntl.h> and <unistd.h>! */
1.1 cgd 205: #ifndef SEEK_SET
206: #define SEEK_SET 0 /* set file offset to offset */
207: #endif
208: #ifndef SEEK_CUR
209: #define SEEK_CUR 1 /* set file offset to current plus offset */
210: #endif
211: #ifndef SEEK_END
212: #define SEEK_END 2 /* set file offset to EOF plus offset */
213: #endif
214:
215: #define stdin (&__sF[0])
216: #define stdout (&__sF[1])
217: #define stderr (&__sF[2])
218:
219: /*
220: * Functions defined in ANSI C standard.
221: */
222: __BEGIN_DECLS
1.57 perry 223: void clearerr(FILE *);
224: int fclose(FILE *);
225: int feof(FILE *);
226: int ferror(FILE *);
227: int fflush(FILE *);
228: int fgetc(FILE *);
229: char *fgets(char * __restrict, int, FILE * __restrict);
1.59 kleink 230: FILE *fopen(const char * __restrict , const char * __restrict);
1.83 joerg 231: int fprintf(FILE * __restrict, const char * __restrict, ...)
1.76 joerg 232: __printflike(2, 3);
1.57 perry 233: int fputc(int, FILE *);
234: int fputs(const char * __restrict, FILE * __restrict);
235: size_t fread(void * __restrict, size_t, size_t, FILE * __restrict);
1.59 kleink 236: FILE *freopen(const char * __restrict, const char * __restrict,
237: FILE * __restrict);
1.73 christos 238: int fscanf(FILE * __restrict, const char * __restrict, ...)
1.76 joerg 239: __scanflike(2, 3);
1.57 perry 240: int fseek(FILE *, long, int);
241: long ftell(FILE *);
242: size_t fwrite(const void * __restrict, size_t, size_t, FILE * __restrict);
243: int getc(FILE *);
244: int getchar(void);
245: void perror(const char *);
1.73 christos 246: int printf(const char * __restrict, ...)
1.76 joerg 247: __printflike(1, 2);
1.57 perry 248: int putc(int, FILE *);
249: int putchar(int);
250: int puts(const char *);
251: int remove(const char *);
252: void rewind(FILE *);
1.73 christos 253: int scanf(const char * __restrict, ...)
1.76 joerg 254: __scanflike(1, 2);
1.57 perry 255: void setbuf(FILE * __restrict, char * __restrict);
256: int setvbuf(FILE * __restrict, char * __restrict, int, size_t);
1.73 christos 257: int sscanf(const char * __restrict, const char * __restrict, ...)
1.76 joerg 258: __scanflike(2, 3);
1.57 perry 259: FILE *tmpfile(void);
260: int ungetc(int, FILE *);
1.79 joerg 261: int vfprintf(FILE * __restrict, const char * __restrict, __va_list)
1.76 joerg 262: __printflike(2, 0);
1.79 joerg 263: int vprintf(const char * __restrict, __va_list)
1.76 joerg 264: __printflike(1, 0);
1.24 mycroft 265:
266: #ifndef __AUDIT__
1.57 perry 267: char *gets(char *);
1.73 christos 268: int sprintf(char * __restrict, const char * __restrict, ...)
1.76 joerg 269: __printflike(2, 3);
1.57 perry 270: char *tmpnam(char *);
271: int vsprintf(char * __restrict, const char * __restrict,
1.79 joerg 272: __va_list)
1.76 joerg 273: __printflike(2, 0);
1.24 mycroft 274: #endif
1.21 kleink 275:
276: #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)
1.57 perry 277: int rename (const char *, const char *) __RENAME(__posix_rename);
1.21 kleink 278: #else
1.57 perry 279: int rename (const char *, const char *);
1.21 kleink 280: #endif
1.1 cgd 281: __END_DECLS
282:
1.80 christos 283: #ifndef __LIBC12_SOURCE__
284: int fgetpos(FILE * __restrict, fpos_t * __restrict) __RENAME(__fgetpos50);
285: int fsetpos(FILE *, const fpos_t *) __RENAME(__fsetpos50);
286: #endif
1.1 cgd 287: /*
1.29 kleink 288: * IEEE Std 1003.1-90
1.1 cgd 289: */
1.51 bjh21 290: #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
291: defined(_NETBSD_SOURCE)
1.1 cgd 292: #define L_ctermid 1024 /* size for ctermid(); PATH_MAX */
1.7 jtc 293: #define L_cuserid 9 /* size for cuserid(); UT_NAMESIZE + 1 */
1.1 cgd 294:
295: __BEGIN_DECLS
1.57 perry 296: char *ctermid(char *);
1.40 christos 297: #ifndef __CUSERID_DECLARED
298: #define __CUSERID_DECLARED
299: /* also declared in unistd.h */
1.57 perry 300: char *cuserid(char *);
1.40 christos 301: #endif /* __CUSERID_DECLARED */
1.57 perry 302: FILE *fdopen(int, const char *);
303: int fileno(FILE *);
1.1 cgd 304: __END_DECLS
305: #endif /* not ANSI */
306:
1.29 kleink 307: /*
308: * IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2
309: */
1.51 bjh21 310: #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
311: defined(_REENTRANT) || defined(_NETBSD_SOURCE)
1.29 kleink 312: __BEGIN_DECLS
1.57 perry 313: void flockfile(FILE *);
314: int ftrylockfile(FILE *);
315: void funlockfile(FILE *);
316: int getc_unlocked(FILE *);
317: int getchar_unlocked(void);
318: int putc_unlocked(int, FILE *);
319: int putchar_unlocked(int);
1.29 kleink 320: __END_DECLS
1.51 bjh21 321: #endif /* _POSIX_C_SOURCE >= 1995056 || _XOPEN_SOURCE >= 500 || ... */
1.19 jtc 322:
1.1 cgd 323: /*
1.29 kleink 324: * Functions defined in POSIX 1003.2 and XPG2 or later.
1.1 cgd 325: */
1.51 bjh21 326: #if (_POSIX_C_SOURCE - 0) >= 2 || (_XOPEN_SOURCE - 0) >= 2 || \
327: defined(_NETBSD_SOURCE)
1.1 cgd 328: __BEGIN_DECLS
1.57 perry 329: int pclose(FILE *);
330: FILE *popen(const char *, const char *);
1.22 kleink 331: __END_DECLS
332: #endif
1.93 christos 333: #ifdef _NETBSD_SOURCE
1.94 christos 334: __BEGIN_DECLS
1.93 christos 335: FILE *popenve(const char *, char *const *, char *const *, const char *);
1.94 christos 336: __END_DECLS
1.93 christos 337: #endif
1.22 kleink 338:
339: /*
1.60 kleink 340: * Functions defined in ISO XPG4.2, ISO C99, POSIX 1003.1-2001 or later.
341: */
1.67 bjh21 342: #if ((__STDC_VERSION__ - 0) >= 199901L) || \
1.60 kleink 343: ((_POSIX_C_SOURCE - 0) >= 200112L) || \
344: (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
345: ((_XOPEN_SOURCE - 0) >= 500) || \
346: defined(_ISOC99_SOURCE) || defined(_NETBSD_SOURCE)
1.64 mrg 347: __BEGIN_DECLS
1.60 kleink 348: int snprintf(char * __restrict, size_t, const char * __restrict, ...)
1.76 joerg 349: __printflike(3, 4);
1.60 kleink 350: int vsnprintf(char * __restrict, size_t, const char * __restrict,
1.79 joerg 351: __va_list)
1.76 joerg 352: __printflike(3, 0);
1.64 mrg 353: __END_DECLS
1.60 kleink 354: #endif
355:
356: /*
1.22 kleink 357: * Functions defined in XPG4.2.
358: */
1.51 bjh21 359: #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
1.22 kleink 360: __BEGIN_DECLS
1.57 perry 361: int getw(FILE *);
362: int putw(int, FILE *);
1.24 mycroft 363:
364: #ifndef __AUDIT__
1.57 perry 365: char *tempnam(const char *, const char *);
1.24 mycroft 366: #endif
1.22 kleink 367: __END_DECLS
368: #endif
1.34 kleink 369:
370: /*
371: * X/Open CAE Specification Issue 5 Version 2
372: */
1.96 wiz 373: #if (_POSIX_C_SOURCE - 0) >= 200112L || (_XOPEN_SOURCE - 0) >= 500 || \
1.51 bjh21 374: defined(_NETBSD_SOURCE)
1.34 kleink 375: #ifndef off_t
376: typedef __off_t off_t;
1.38 kleink 377: #define off_t __off_t
1.35 drochner 378: #endif /* off_t */
1.34 kleink 379:
1.36 enami 380: __BEGIN_DECLS
1.57 perry 381: int fseeko(FILE *, off_t, int);
382: off_t ftello(FILE *);
1.36 enami 383: __END_DECLS
1.96 wiz 384: #endif /* (_POSIX_C_SOURCE - 0) >= 200112L || _XOPEN_SOURCE >= 500 || ... */
1.22 kleink 385:
386: /*
1.72 matt 387: * Functions defined in ISO C99. Still put under _NETBSD_SOURCE due to
388: * backward compatible.
389: */
390: #if defined(_ISOC99_SOURCE) || defined(_NETBSD_SOURCE)
391: __BEGIN_DECLS
1.79 joerg 392: int vscanf(const char * __restrict, __va_list)
1.76 joerg 393: __scanflike(1, 0);
1.79 joerg 394: int vfscanf(FILE * __restrict, const char * __restrict, __va_list)
1.76 joerg 395: __scanflike(2, 0);
1.72 matt 396: int vsscanf(const char * __restrict, const char * __restrict,
1.79 joerg 397: __va_list)
1.76 joerg 398: __scanflike(2, 0);
1.72 matt 399: __END_DECLS
400: #endif /* _ISOC99_SOURCE || _NETBSD_SOURCE */
401:
402: /*
1.22 kleink 403: * Routines that are purely local.
404: */
1.51 bjh21 405: #if defined(_NETBSD_SOURCE)
1.46 lukem 406:
407: #define FPARSELN_UNESCESC 0x01
408: #define FPARSELN_UNESCCONT 0x02
409: #define FPARSELN_UNESCCOMM 0x04
410: #define FPARSELN_UNESCREST 0x08
411: #define FPARSELN_UNESCALL 0x0f
412:
1.22 kleink 413: __BEGIN_DECLS
1.57 perry 414: int asprintf(char ** __restrict, const char * __restrict, ...)
1.76 joerg 415: __printflike(2, 3);
1.57 perry 416: char *fgetln(FILE * __restrict, size_t * __restrict);
1.46 lukem 417: char *fparseln(FILE *, size_t *, size_t *, const char[3], int);
1.57 perry 418: int fpurge(FILE *);
419: void setbuffer(FILE *, char *, int);
420: int setlinebuf(FILE *);
421: int vasprintf(char ** __restrict, const char * __restrict,
1.79 joerg 422: __va_list)
1.76 joerg 423: __printflike(2, 0);
1.62 perry 424: const char *fmtcheck(const char *, const char *)
1.76 joerg 425: __format_arg(2);
1.1 cgd 426: __END_DECLS
427:
428: /*
429: * Stdio function-access interface.
430: */
431: __BEGIN_DECLS
1.57 perry 432: FILE *funopen(const void *,
1.81 christos 433: int (*)(void *, char *, int),
434: int (*)(void *, const char *, int),
435: off_t (*)(void *, off_t, int),
436: int (*)(void *));
437: FILE *funopen2(const void *,
438: ssize_t (*)(void *, void *, size_t),
439: ssize_t (*)(void *, const void *, size_t),
440: off_t (*)(void *, off_t, int),
441: int (*)(void *),
442: int (*)(void *));
1.1 cgd 443: __END_DECLS
444: #define fropen(cookie, fn) funopen(cookie, fn, 0, 0, 0)
445: #define fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0)
1.81 christos 446: #define fropen2(cookie, fn) funopen2(cookie, fn, 0, 0, 0, 0)
447: #define fwopen2(cookie, fn) funopen2(cookie, 0, fn, 0, 0, 0)
1.51 bjh21 448: #endif /* _NETBSD_SOURCE */
1.1 cgd 449:
450: /*
451: * Functions internal to the implementation.
452: */
453: __BEGIN_DECLS
1.57 perry 454: int __srget(FILE *);
455: int __swbuf(int, FILE *);
1.1 cgd 456: __END_DECLS
457:
458: /*
459: * The __sfoo macros are here so that we can
460: * define function versions in the C library.
461: */
462: #define __sgetc(p) (--(p)->_r < 0 ? __srget(p) : (int)(*(p)->_p++))
463: #if defined(__GNUC__) && defined(__STDC__)
1.63 perry 464: static __inline int __sputc(int _c, FILE *_p) {
1.1 cgd 465: if (--_p->_w >= 0 || (_p->_w >= _p->_lbfsize && (char)_c != '\n'))
1.91 christos 466: return *_p->_p++ = (unsigned char)_c;
1.1 cgd 467: else
1.91 christos 468: return __swbuf(_c, _p);
1.1 cgd 469: }
470: #else
471: /*
472: * This has been tuned to generate reasonable code on the vax using pcc.
473: */
474: #define __sputc(c, p) \
475: (--(p)->_w < 0 ? \
476: (p)->_w >= (p)->_lbfsize ? \
477: (*(p)->_p = (c)), *(p)->_p != '\n' ? \
478: (int)*(p)->_p++ : \
479: __swbuf('\n', p) : \
480: __swbuf((int)(c), p) : \
481: (*(p)->_p = (c), (int)*(p)->_p++))
482: #endif
483:
484: #define __sfeof(p) (((p)->_flags & __SEOF) != 0)
485: #define __sferror(p) (((p)->_flags & __SERR) != 0)
1.97 ! christos 486: #define __sclearerr(p) ((void)((p)->_flags &= (unsigned short)~(__SERR|__SEOF)))
1.71 christos 487: #define __sfileno(p) \
488: ((p)->_file == -1 ? -1 : (int)(unsigned short)(p)->_file)
1.1 cgd 489:
1.87 joerg 490: #if !defined(__lint__) && !defined(__cplusplus)
1.50 kleink 491: #if !defined(_REENTRANT) && !defined(_PTHREADS)
1.1 cgd 492: #define feof(p) __sfeof(p)
493: #define ferror(p) __sferror(p)
494: #define clearerr(p) __sclearerr(p)
495:
496: #define getc(fp) __sgetc(fp)
497: #define putc(x, fp) __sputc(x, fp)
1.50 kleink 498: #endif /* !_REENTRANT && !_PTHREADS */
1.1 cgd 499:
500: #define getchar() getc(stdin)
501: #define putchar(x) putc(x, stdout)
1.19 jtc 502:
1.87 joerg 503: #endif /* !__lint__ && !__cplusplus */
504:
505: #if (defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
506: defined(_NETBSD_SOURCE)) && !defined(__cplusplus)
1.50 kleink 507: #if !defined(_REENTRANT) && !defined(_PTHREADS)
1.19 jtc 508: #define fileno(p) __sfileno(p)
1.50 kleink 509: #endif /* !_REENTRANT && !_PTHREADS */
1.87 joerg 510: #endif /* !_ANSI_SOURCE && !__cplusplus*/
1.19 jtc 511:
1.77 christos 512: #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE)
1.90 joerg 513: __BEGIN_DECLS
1.79 joerg 514: int vdprintf(int, const char * __restrict, __va_list)
1.77 christos 515: __printflike(2, 0);
516: int dprintf(int, const char * __restrict, ...)
517: __printflike(2, 3);
1.90 joerg 518: __END_DECLS
1.77 christos 519: #endif /* (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE) */
520:
1.51 bjh21 521: #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
1.87 joerg 522: defined(_REENTRANT) || defined(_NETBSD_SOURCE) && !defined(__cplusplus)
1.19 jtc 523: #define getc_unlocked(fp) __sgetc(fp)
524: #define putc_unlocked(x, fp) __sputc(x, fp)
525:
526: #define getchar_unlocked() getc_unlocked(stdin)
527: #define putchar_unlocked(x) putc_unlocked(x, stdout)
1.51 bjh21 528: #endif /* _POSIX_C_SOURCE >= 199506 || _XOPEN_SOURCE >= 500 || _REENTRANT... */
1.19 jtc 529:
1.78 tnozaki 530: #if (_POSIX_C_SOURCE - 0) >= 200809L || (_XOPEN_SOURCE - 0) >= 700 || \
531: defined(_NETBSD_SOURCE)
1.90 joerg 532: __BEGIN_DECLS
1.78 tnozaki 533: FILE *fmemopen(void * __restrict, size_t, const char * __restrict);
1.92 christos 534: FILE *open_memstream(char **, size_t *);
1.89 kleink 535: ssize_t getdelim(char ** __restrict, size_t * __restrict, int,
536: FILE * __restrict);
537: ssize_t getline(char ** __restrict, size_t * __restrict, FILE * __restrict);
1.90 joerg 538: __END_DECLS
1.78 tnozaki 539: #endif
540:
1.84 joerg 541: #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE)
542: # ifndef __LOCALE_T_DECLARED
543: typedef struct _locale *locale_t;
544: # define __LOCALE_T_DECLARED
545: # endif
1.86 joerg 546: __BEGIN_DECLS
1.84 joerg 547: int fprintf_l(FILE * __restrict, locale_t, const char * __restrict, ...)
548: __printflike(3, 4);
549: int vfprintf_l(FILE * __restrict, locale_t, const char * __restrict,
550: __va_list) __printflike(3, 0);
551: int printf_l(locale_t, const char * __restrict, ...)
552: __printflike(2, 3);
553: int vprintf_l(locale_t, const char * __restrict, __va_list)
554: __printflike(2, 0);
555: int asprintf_l(char ** __restrict, locale_t, const char * __restrict, ...)
556: __printflike(3, 4);
557: int vasprintf_l(char ** __restrict, locale_t, const char * __restrict,
558: __va_list)
559: __printflike(3, 0);
560: int vdprintf_l(int, locale_t, const char * __restrict, __va_list)
561: __printflike(3, 0);
562: int dprintf_l(int, locale_t, const char * __restrict, ...)
563: __printflike(3, 4);
564: int snprintf_l(char * __restrict, size_t, locale_t,
565: const char * __restrict, ...) __printflike(4, 5);
566: int vsnprintf_l(char * __restrict, size_t, locale_t,
567: const char * __restrict, __va_list) __printflike(4, 0);
568: #ifndef __AUDIT__
569: int sprintf_l(char * __restrict, locale_t, const char * __restrict, ...)
570: __printflike(3, 4);
571: int vsprintf_l(char * __restrict, locale_t, const char * __restrict,
572: __va_list) __printflike(3, 0);
573: #endif
1.85 joerg 574:
575: int fscanf_l(FILE * __restrict, locale_t, const char * __restrict, ...)
576: __scanflike(3, 4);
577: int scanf_l(locale_t, const char * __restrict, ...)
578: __scanflike(2, 3);
579: int sscanf_l(const char * __restrict, locale_t,
580: const char * __restrict, ...) __scanflike(3, 4);
581: int vscanf_l(locale_t, const char * __restrict, __va_list)
582: __scanflike(2, 0);
583: int vfscanf_l(FILE * __restrict, locale_t, const char * __restrict,
584: __va_list) __scanflike(3, 0);
585: int vsscanf_l(const char * __restrict, locale_t, const char * __restrict,
586: __va_list) __scanflike(3, 0);
1.88 christos 587: #ifdef _NETBSD_SOURCE
588: int snprintf_ss(char *restrict, size_t, const char * __restrict, ...)
589: __printflike(3, 4);
590: int vsnprintf_ss(char *restrict, size_t, const char * __restrict, __va_list)
591: __printflike(3, 0);
592: #endif
1.86 joerg 593: __END_DECLS
1.84 joerg 594: #endif
595:
1.70 kristerw 596: #if _FORTIFY_SOURCE > 0
1.69 tls 597: #include <ssp/stdio.h>
1.70 kristerw 598: #endif
1.69 tls 599:
1.1 cgd 600: #endif /* _STDIO_H_ */
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