| 1 | /*- |
| 2 | * Copyright (c) 1990, 1993 |
| 3 | * The Regents of the University of California. All rights reserved. |
| 4 | * |
| 5 | * This code is derived from software contributed to Berkeley by |
| 6 | * Chris Torek. |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * 1. Redistributions of source code must retain the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer. |
| 13 | * 2. Redistributions in binary form must reproduce the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer in the |
| 15 | * documentation and/or other materials provided with the distribution. |
| 16 | * 3. All advertising materials mentioning features or use of this software |
| 17 | * must display the following acknowledgement: |
| 18 | * This product includes software developed by the University of |
| 19 | * California, Berkeley and its contributors. |
| 20 | * 4. Neither the name of the University nor the names of its contributors |
| 21 | * may be used to endorse or promote products derived from this software |
| 22 | * without specific prior written permission. |
| 23 | * |
| 24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 34 | * SUCH DAMAGE. |
| 35 | * |
| 36 | * @(#)stdio.h 8.5 (Berkeley) 4/29/95 |
| 37 | * $FreeBSD: src/include/stdio.h,v 1.78 2009/03/25 08:07:52 das Exp $ |
| 38 | */ |
| 39 | |
| 40 | #ifndef _STDIO_H_ |
| 41 | #define _STDIO_H_ |
| 42 | |
| 43 | #include <sys/cdefs.h> |
| 44 | #include <sys/_null.h> |
| 45 | #include <sys/types.h> |
| 46 | |
| 47 | typedef __off_t fpos_t; |
| 48 | |
| 49 | #ifndef _SIZE_T_DECLARED |
| 50 | typedef __size_t size_t; |
| 51 | #define _SIZE_T_DECLARED |
| 52 | #endif |
| 53 | |
| 54 | #if __BSD_VISIBLE || __POSIX_VISIBLE >= 200809 |
| 55 | #ifndef _OFF_T_DECLARED |
| 56 | #define _OFF_T_DECLARED |
| 57 | typedef __off_t off_t; |
| 58 | #endif |
| 59 | #ifndef _SSIZE_T_DECLARED |
| 60 | #define _SSIZE_T_DECLARED |
| 61 | typedef __ssize_t ssize_t; |
| 62 | #endif |
| 63 | #endif |
| 64 | |
| 65 | #if __BSD_VISIBLE || __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE |
| 66 | #ifndef _VA_LIST_DECLARED |
| 67 | typedef __va_list va_list; |
| 68 | #define _VA_LIST_DECLARED |
| 69 | #endif |
| 70 | #endif |
| 71 | |
| 72 | #define _FSTDIO /* Define for new stdio with functions. */ |
| 73 | |
| 74 | /* |
| 75 | * stdio state variables. |
| 76 | * |
| 77 | * The following always hold: |
| 78 | * |
| 79 | * if (_flags&(__SLBF|__SWR)) == (__SLBF|__SWR), |
| 80 | * _lbfsize is -_bf._size, else _lbfsize is 0 |
| 81 | * if _flags&__SRD, _w is 0 |
| 82 | * if _flags&__SWR, _r is 0 |
| 83 | * |
| 84 | * This ensures that the getc and putc macros (or inline functions) never |
| 85 | * try to write or read from a file that is in `read' or `write' mode. |
| 86 | * (Moreover, they can, and do, automatically switch from read mode to |
| 87 | * write mode, and back, on "r+" and "w+" files.) |
| 88 | * |
| 89 | * _lbfsize is used only to make the inline line-buffered output stream |
| 90 | * code as compact as possible. |
| 91 | * |
| 92 | * WARNING: Do not change the order of the fields in __FILE_public! |
| 93 | */ |
| 94 | typedef struct __FILE FILE; |
| 95 | |
| 96 | struct __FILE_public { |
| 97 | unsigned char *_p; /* current position in (some) buffer */ |
| 98 | int _flags; /* flags, below; this FILE is free if 0 */ |
| 99 | int _fileno; /* fileno, if Unix descriptor, else -1 */ |
| 100 | __ssize_t _r; /* read space left for getc() */ |
| 101 | __ssize_t _w; /* write space left for putc() */ |
| 102 | __ssize_t _lbfsize; /* 0 or -_bf._size, for inline putc */ |
| 103 | }; |
| 104 | |
| 105 | #ifndef _STDSTREAM_DECLARED |
| 106 | __BEGIN_DECLS |
| 107 | extern FILE *__stdinp; |
| 108 | extern FILE *__stdoutp; |
| 109 | extern FILE *__stderrp; |
| 110 | __END_DECLS |
| 111 | #define _STDSTREAM_DECLARED |
| 112 | #endif |
| 113 | |
| 114 | #define __SLBF 0x0001 /* line buffered */ |
| 115 | #define __SNBF 0x0002 /* unbuffered */ |
| 116 | #define __SRD 0x0004 /* OK to read */ |
| 117 | #define __SWR 0x0008 /* OK to write */ |
| 118 | /* RD and WR are never simultaneously asserted */ |
| 119 | #define __SRW 0x0010 /* open for reading & writing */ |
| 120 | #define __SEOF 0x0020 /* found EOF */ |
| 121 | #define __SERR 0x0040 /* found error */ |
| 122 | #define __SMBF 0x0080 /* _buf is from malloc */ |
| 123 | #define __SAPP 0x0100 /* fdopen()ed in append mode */ |
| 124 | #define __SSTR 0x0200 /* this is an sprintf/snprintf string */ |
| 125 | #define __SOPT 0x0400 /* do fseek() optimization */ |
| 126 | #define __SNPT 0x0800 /* do not do fseek() optimization */ |
| 127 | #define __SOFF 0x1000 /* set iff _offset is in fact correct */ |
| 128 | #define __SMOD 0x2000 /* true => fgetln modified _p text */ |
| 129 | #define __SALC 0x4000 /* allocate string space dynamically */ |
| 130 | #define __SIGN 0x8000 /* ignore this file in _fwalk */ |
| 131 | |
| 132 | /* |
| 133 | * The following three definitions are for ANSI C, which took them |
| 134 | * from System V, which brilliantly took internal interface macros and |
| 135 | * made them official arguments to setvbuf(), without renaming them. |
| 136 | * Hence, these ugly _IOxxx names are *supposed* to appear in user code. |
| 137 | * |
| 138 | * Although numbered as their counterparts above, the implementation |
| 139 | * does not rely on this. |
| 140 | */ |
| 141 | #define _IOFBF 0 /* setvbuf should set fully buffered */ |
| 142 | #define _IOLBF 1 /* setvbuf should set line buffered */ |
| 143 | #define _IONBF 2 /* setvbuf should set unbuffered */ |
| 144 | |
| 145 | #define BUFSIZ 1024 /* size of buffer used by setbuf */ |
| 146 | #define EOF (-1) |
| 147 | |
| 148 | /* |
| 149 | * FOPEN_MAX is a minimum maximum, and is the number of streams that |
| 150 | * stdio can provide without attempting to allocate further resources |
| 151 | * (which could fail). Do not use this for anything. |
| 152 | */ |
| 153 | /* must be == _POSIX_STREAM_MAX <limits.h> */ |
| 154 | #ifndef FOPEN_MAX |
| 155 | #define FOPEN_MAX 20 /* must be <= OPEN_MAX <sys/syslimits.h> */ |
| 156 | #endif |
| 157 | #define FILENAME_MAX 1024 /* must be <= PATH_MAX <sys/syslimits.h> */ |
| 158 | |
| 159 | /* System V/ANSI C; this is the wrong way to do this, do *not* use these. */ |
| 160 | #if __XSI_VISIBLE |
| 161 | #define P_tmpdir "/tmp/" |
| 162 | #endif |
| 163 | #define L_tmpnam 1024 /* XXX must be == PATH_MAX */ |
| 164 | #define TMP_MAX 308915776 |
| 165 | |
| 166 | #ifndef SEEK_SET |
| 167 | #define SEEK_SET 0 /* set file offset to offset */ |
| 168 | #endif |
| 169 | #ifndef SEEK_CUR |
| 170 | #define SEEK_CUR 1 /* set file offset to current plus offset */ |
| 171 | #endif |
| 172 | #ifndef SEEK_END |
| 173 | #define SEEK_END 2 /* set file offset to EOF plus offset */ |
| 174 | #endif |
| 175 | |
| 176 | #define stdin __stdinp |
| 177 | #define stdout __stdoutp |
| 178 | #define stderr __stderrp |
| 179 | |
| 180 | __BEGIN_DECLS |
| 181 | /* |
| 182 | * Functions defined in ANSI C standard. |
| 183 | */ |
| 184 | void clearerr(FILE *); |
| 185 | int fclose(FILE *); |
| 186 | int feof(FILE *); |
| 187 | int ferror(FILE *); |
| 188 | int fflush(FILE *); |
| 189 | int fgetc(FILE *); |
| 190 | int fgetpos(FILE * __restrict, fpos_t * __restrict); |
| 191 | char *fgets(char * __restrict, int, FILE * __restrict); |
| 192 | FILE *fopen(const char * __restrict, const char * __restrict); |
| 193 | int fprintf(FILE * __restrict, const char * __restrict, ...); |
| 194 | int fputc(int, FILE *); |
| 195 | int fputs(const char * __restrict, FILE * __restrict); |
| 196 | size_t fread(void * __restrict, size_t, size_t, FILE * __restrict); |
| 197 | FILE *freopen(const char * __restrict, const char * __restrict, |
| 198 | FILE * __restrict); |
| 199 | int fscanf(FILE * __restrict, const char * __restrict, ...); |
| 200 | int fseek(FILE *, long, int); |
| 201 | int fsetpos(FILE *, const fpos_t *); |
| 202 | long ftell(FILE *); |
| 203 | size_t fwrite(const void * __restrict, size_t, size_t, FILE * __restrict); |
| 204 | int getc(FILE *); |
| 205 | int getchar(void); |
| 206 | char *gets(char *); |
| 207 | void perror(const char *); |
| 208 | int printf(const char * __restrict, ...); |
| 209 | int putc(int, FILE *); |
| 210 | int putchar(int); |
| 211 | int puts(const char *); |
| 212 | int remove(const char *); |
| 213 | int rename(const char *, const char *); |
| 214 | void rewind(FILE *); |
| 215 | int scanf(const char * __restrict, ...); |
| 216 | void setbuf(FILE * __restrict, char * __restrict); |
| 217 | int setvbuf(FILE * __restrict, char * __restrict, int, size_t); |
| 218 | int sprintf(char * __restrict, const char * __restrict, ...); |
| 219 | int sscanf(const char * __restrict, const char * __restrict, ...); |
| 220 | FILE *tmpfile(void); |
| 221 | char *tmpnam(char *); |
| 222 | int ungetc(int, FILE *); |
| 223 | int vfprintf(FILE * __restrict, const char * __restrict, __va_list); |
| 224 | int vprintf(const char * __restrict, __va_list); |
| 225 | int vsprintf(char * __restrict, const char * __restrict, __va_list); |
| 226 | |
| 227 | #if __ISO_C_VISIBLE >= 1999 || __XSI_VISIBLE >= 500 |
| 228 | int snprintf(char * __restrict, size_t, const char * __restrict, ...) |
| 229 | __printflike(3, 4); |
| 230 | int vsnprintf(char * __restrict, size_t, const char * __restrict, |
| 231 | __va_list) __printflike(3, 0); |
| 232 | #endif |
| 233 | #if __ISO_C_VISIBLE >= 1999 |
| 234 | int vfscanf(FILE * __restrict, const char * __restrict, __va_list) |
| 235 | __scanflike(2, 0); |
| 236 | int vscanf(const char * __restrict, __va_list) __scanflike(1, 0); |
| 237 | int vsscanf(const char * __restrict, const char * __restrict, __va_list) |
| 238 | __scanflike(2, 0); |
| 239 | #endif |
| 240 | |
| 241 | /* |
| 242 | * Functions defined in all versions of POSIX 1003.1. |
| 243 | */ |
| 244 | #if __BSD_VISIBLE || __POSIX_VISIBLE <= 199506 |
| 245 | /* size for cuserid(3); UT_NAMESIZE + 1, see <utmp.h> */ |
| 246 | #define L_cuserid 17 /* legacy */ |
| 247 | #endif |
| 248 | |
| 249 | #if __POSIX_VISIBLE |
| 250 | #define L_ctermid 1024 /* size for ctermid(3); PATH_MAX */ |
| 251 | |
| 252 | char *ctermid(char *); |
| 253 | FILE *fdopen(int, const char *); |
| 254 | int fileno(FILE *); |
| 255 | #endif /* __POSIX_VISIBLE */ |
| 256 | |
| 257 | #if __POSIX_VISIBLE >= 199209 |
| 258 | int pclose(FILE *); |
| 259 | FILE *popen(const char *, const char *); |
| 260 | #endif |
| 261 | |
| 262 | #if __POSIX_VISIBLE >= 199506 |
| 263 | int ftrylockfile(FILE *); |
| 264 | void flockfile(FILE *); |
| 265 | void funlockfile(FILE *); |
| 266 | |
| 267 | /* |
| 268 | * These are normally used through macros as defined below, but POSIX |
| 269 | * requires functions as well. |
| 270 | */ |
| 271 | int getc_unlocked(FILE *); |
| 272 | int getchar_unlocked(void); |
| 273 | int putc_unlocked(int, FILE *); |
| 274 | int putchar_unlocked(int); |
| 275 | #endif |
| 276 | #if __BSD_VISIBLE |
| 277 | void clearerr_unlocked(FILE *); |
| 278 | int feof_unlocked(FILE *); |
| 279 | int ferror_unlocked(FILE *); |
| 280 | int fileno_unlocked(FILE *); |
| 281 | #endif |
| 282 | |
| 283 | #if __POSIX_VISIBLE >= 200112 |
| 284 | int fseeko(FILE *, __off_t, int); |
| 285 | __off_t ftello(FILE *); |
| 286 | #endif |
| 287 | |
| 288 | #if __BSD_VISIBLE || __XSI_VISIBLE > 0 && __XSI_VISIBLE < 600 |
| 289 | int getw(FILE *); |
| 290 | int putw(int, FILE *); |
| 291 | #endif /* BSD or X/Open before issue 6 */ |
| 292 | |
| 293 | #if __XSI_VISIBLE |
| 294 | char *tempnam(const char *, const char *); |
| 295 | #endif |
| 296 | |
| 297 | #if __BSD_VISIBLE || __POSIX_VISIBLE >= 200809 |
| 298 | ssize_t getdelim(char ** __restrict, size_t * __restrict, int, |
| 299 | FILE * __restrict); |
| 300 | int renameat(int, const char *, int, const char *); |
| 301 | int vdprintf(int, const char * __restrict, __va_list); |
| 302 | FILE *fmemopen(void *__restrict, size_t, const char *__restrict); |
| 303 | |
| 304 | /* |
| 305 | * Every programmer and his dog wrote functions called getline() and dprintf() |
| 306 | * before POSIX.1-2008 came along and decided to usurp the names, so we |
| 307 | * don't prototype them by default unless one of the following is true: |
| 308 | * a) the app has requested them specifically by defining _WITH_GETLINE or |
| 309 | * _WITH_DPRINTF, respectively |
| 310 | * b) the app has requested a POSIX.1-2008 environment via _POSIX_C_SOURCE |
| 311 | * c) the app defines a GNUism such as _BSD_SOURCE or _GNU_SOURCE |
| 312 | */ |
| 313 | #ifndef _WITH_GETLINE |
| 314 | #if defined(_BSD_SOURCE) || defined(_GNU_SOURCE) |
| 315 | #define _WITH_GETLINE |
| 316 | #elif defined(_POSIX_C_SOURCE) |
| 317 | #if _POSIX_C_SOURCE >= 200809 |
| 318 | #define _WITH_GETLINE |
| 319 | #endif |
| 320 | #endif |
| 321 | #endif |
| 322 | |
| 323 | #ifdef _WITH_GETLINE |
| 324 | ssize_t getline(char ** __restrict, size_t * __restrict, FILE * __restrict); |
| 325 | #endif |
| 326 | |
| 327 | #ifndef _WITH_DPRINTF |
| 328 | #if defined(_BSD_SOURCE) || defined(_GNU_SOURCE) |
| 329 | #define _WITH_DPRINTF |
| 330 | #elif defined(_POSIX_C_SOURCE) |
| 331 | #if _POSIX_C_SOURCE >= 200809 |
| 332 | #define _WITH_DPRINTF |
| 333 | #endif |
| 334 | #endif |
| 335 | #endif |
| 336 | |
| 337 | #ifdef _WITH_DPRINTF |
| 338 | int dprintf(int, const char * __restrict, ...); |
| 339 | #endif |
| 340 | |
| 341 | #endif /* __BSD_VISIBLE || __POSIX_VISIBLE >= 200809 */ |
| 342 | |
| 343 | /* |
| 344 | * Routines that are purely local. |
| 345 | */ |
| 346 | #if __BSD_VISIBLE |
| 347 | int asprintf(char **, const char *, ...) __printflike(2, 3); |
| 348 | char *ctermid_r(char *); |
| 349 | void fcloseall(void); |
| 350 | void *fcookie(FILE *); |
| 351 | char *fgetln(FILE *, size_t *); |
| 352 | const char *fmtcheck(const char *, const char *) __format_arg(2); |
| 353 | __ssize_t __fpending(const FILE *); |
| 354 | int fpurge(FILE *); |
| 355 | void setbuffer(FILE *, char *, int); |
| 356 | int setlinebuf(FILE *); |
| 357 | int vasprintf(char **, const char *, __va_list) __printflike(2, 0); |
| 358 | |
| 359 | /* |
| 360 | * The system error table contains messages for the first sys_nerr |
| 361 | * positive errno values. Use strerror() or strerror_r() from <string.h> |
| 362 | * instead. |
| 363 | */ |
| 364 | extern __const int sys_nerr; |
| 365 | extern __const char *__const sys_errlist[]; |
| 366 | |
| 367 | /* |
| 368 | * Stdio function-access interface. |
| 369 | */ |
| 370 | FILE *funopen(const void *, int (*)(void *, char *, int), |
| 371 | int (*)(void *, const char *, int), |
| 372 | fpos_t (*)(void *, fpos_t, int), int (*)(void *)); |
| 373 | #define fropen(cookie, fn) funopen(cookie, fn, 0, 0, 0) |
| 374 | #define fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0) |
| 375 | |
| 376 | /* |
| 377 | * Portability hacks. See <sys/types.h>. |
| 378 | */ |
| 379 | #ifndef _FTRUNCATE_DECLARED |
| 380 | #define _FTRUNCATE_DECLARED |
| 381 | int ftruncate(int, __off_t); |
| 382 | #endif |
| 383 | #ifndef _LSEEK_DECLARED |
| 384 | #define _LSEEK_DECLARED |
| 385 | __off_t lseek(int, __off_t, int); |
| 386 | #endif |
| 387 | #ifndef _MMAP_DECLARED |
| 388 | #define _MMAP_DECLARED |
| 389 | void *mmap(void *, size_t, int, int, int, __off_t); |
| 390 | #endif |
| 391 | #ifndef _TRUNCATE_DECLARED |
| 392 | #define _TRUNCATE_DECLARED |
| 393 | int truncate(const char *, __off_t); |
| 394 | #endif |
| 395 | #endif /* __BSD_VISIBLE */ |
| 396 | |
| 397 | /* |
| 398 | * Functions internal to the implementation. |
| 399 | */ |
| 400 | int __srget(FILE *); |
| 401 | int __swbuf(int, FILE *); |
| 402 | |
| 403 | /* |
| 404 | * The __sfoo functions are here so that we can |
| 405 | * define real function versions in the C library. |
| 406 | */ |
| 407 | static __inline int |
| 408 | __sgetc(FILE *_fp) |
| 409 | { |
| 410 | struct __FILE_public *_p = (struct __FILE_public *)_fp; |
| 411 | |
| 412 | if (--_p->_r < 0) |
| 413 | return (__srget(_fp)); |
| 414 | else |
| 415 | return (*_p->_p++); |
| 416 | } |
| 417 | |
| 418 | static __inline int |
| 419 | __sputc(int _c, FILE *_fp) |
| 420 | { |
| 421 | struct __FILE_public *_p = (struct __FILE_public *)_fp; |
| 422 | |
| 423 | if (--_p->_w >= 0 || (_p->_w >= _p->_lbfsize && _c != '\n')) |
| 424 | return (*_p->_p++ = _c); |
| 425 | else |
| 426 | return (__swbuf(_c, _fp)); |
| 427 | } |
| 428 | |
| 429 | static __inline int |
| 430 | __sfeof(FILE *_fp) |
| 431 | { |
| 432 | struct __FILE_public *_p = (struct __FILE_public *)_fp; |
| 433 | |
| 434 | return ((_p->_flags & __SEOF) != 0); |
| 435 | } |
| 436 | |
| 437 | static __inline int |
| 438 | __sferror(FILE *_fp) |
| 439 | { |
| 440 | struct __FILE_public *_p = (struct __FILE_public *)_fp; |
| 441 | |
| 442 | return ((_p->_flags & __SERR) != 0); |
| 443 | } |
| 444 | |
| 445 | static __inline void |
| 446 | __sclearerr(FILE *_fp) |
| 447 | { |
| 448 | struct __FILE_public *_p = (struct __FILE_public *)_fp; |
| 449 | |
| 450 | _p->_flags &= ~(__SERR|__SEOF); |
| 451 | } |
| 452 | |
| 453 | static __inline int |
| 454 | __sfileno(FILE *_fp) |
| 455 | { |
| 456 | struct __FILE_public *_p = (struct __FILE_public *)_fp; |
| 457 | |
| 458 | return (_p->_fileno); |
| 459 | } |
| 460 | |
| 461 | extern int __isthreaded; |
| 462 | |
| 463 | #define feof(p) (!__isthreaded ? __sfeof(p) : (feof)(p)) |
| 464 | #define ferror(p) (!__isthreaded ? __sferror(p) : (ferror)(p)) |
| 465 | #define clearerr(p) (!__isthreaded ? __sclearerr(p) : (clearerr)(p)) |
| 466 | |
| 467 | #if __POSIX_VISIBLE |
| 468 | #define fileno(p) (!__isthreaded ? __sfileno(p) : (fileno)(p)) |
| 469 | #endif |
| 470 | |
| 471 | #define getc(fp) (!__isthreaded ? __sgetc(fp) : (getc)(fp)) |
| 472 | #define putc(x, fp) (!__isthreaded ? __sputc(x, fp) : (putc)(x, fp)) |
| 473 | |
| 474 | #define getchar() getc(stdin) |
| 475 | #define putchar(x) putc(x, stdout) |
| 476 | |
| 477 | #if __BSD_VISIBLE |
| 478 | /* |
| 479 | * See ISO/IEC 9945-1 ANSI/IEEE Std 1003.1 Second Edition 1996-07-12 |
| 480 | * B.8.2.7 for the rationale behind the *_unlocked() macros. |
| 481 | */ |
| 482 | #define feof_unlocked(p) __sfeof(p) |
| 483 | #define ferror_unlocked(p) __sferror(p) |
| 484 | #define clearerr_unlocked(p) __sclearerr(p) |
| 485 | #define fileno_unlocked(p) __sfileno(p) |
| 486 | #endif |
| 487 | #if __POSIX_VISIBLE >= 199506 |
| 488 | #define getc_unlocked(fp) __sgetc(fp) |
| 489 | #define putc_unlocked(x, fp) __sputc(x, fp) |
| 490 | |
| 491 | #define getchar_unlocked() getc_unlocked(stdin) |
| 492 | #define putchar_unlocked(x) putc_unlocked(x, stdout) |
| 493 | #endif |
| 494 | |
| 495 | __END_DECLS |
| 496 | #endif /* !_STDIO_H_ */ |