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Annotation of src/include/stdio.h, Revision 1.53.2.1

1.53.2.1! he          1: /*     $NetBSD: stdio.h,v 1.53 2003/08/07 09:44:11 agc 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:
1.33      kleink     40: #include <sys/ansi.h>
1.11      cgd        41:
1.1       cgd        42: #include <sys/cdefs.h>
1.21      kleink     43: #include <sys/featuretest.h>
1.1       cgd        44:
                     45: #include <machine/ansi.h>
1.12      cgd        46: #ifdef _BSD_SIZE_T_
                     47: typedef        _BSD_SIZE_T_    size_t;
                     48: #undef _BSD_SIZE_T_
1.1       cgd        49: #endif
                     50:
1.32      kleink     51: #include <sys/null.h>
1.1       cgd        52:
1.11      cgd        53: /*
                     54:  * This is fairly grotesque, but pure ANSI code must not inspect the
                     55:  * innards of an fpos_t anyway.  The library internally uses off_t,
                     56:  * which we assume is exactly as big as eight chars.
                     57:  */
1.37      mycroft    58: #if (!defined(_ANSI_SOURCE) && !defined(__STRICT_ANSI__)) || defined(_LIBC)
1.33      kleink     59: typedef __off_t fpos_t;
1.11      cgd        60: #else
                     61: typedef struct __sfpos {
1.33      kleink     62:        __off_t _pos;
1.11      cgd        63: } fpos_t;
                     64: #endif
1.1       cgd        65:
                     66: #define        _FSTDIO                 /* Define for new stdio with functions. */
                     67:
                     68: /*
                     69:  * NB: to fit things in six character monocase externals, the stdio
                     70:  * code uses the prefix `__s' for stdio objects, typically followed
                     71:  * by a three-character attempt at a mnemonic.
                     72:  */
                     73:
                     74: /* stdio buffers */
                     75: struct __sbuf {
                     76:        unsigned char *_base;
                     77:        int     _size;
                     78: };
                     79:
                     80: /*
                     81:  * stdio state variables.
                     82:  *
                     83:  * The following always hold:
                     84:  *
                     85:  *     if (_flags&(__SLBF|__SWR)) == (__SLBF|__SWR),
                     86:  *             _lbfsize is -_bf._size, else _lbfsize is 0
                     87:  *     if _flags&__SRD, _w is 0
                     88:  *     if _flags&__SWR, _r is 0
                     89:  *
                     90:  * This ensures that the getc and putc macros (or inline functions) never
                     91:  * try to write or read from a file that is in `read' or `write' mode.
                     92:  * (Moreover, they can, and do, automatically switch from read mode to
                     93:  * write mode, and back, on "r+" and "w+" files.)
                     94:  *
                     95:  * _lbfsize is used only to make the inline line-buffered output stream
                     96:  * code as compact as possible.
                     97:  *
                     98:  * _ub, _up, and _ur are used when ungetc() pushes back more characters
                     99:  * than fit in the current _bf, or when ungetc() pushes back a character
                    100:  * that does not match the previous one in _bf.  When this happens,
                    101:  * _ub._base becomes non-nil (i.e., a stream has ungetc() data iff
                    102:  * _ub._base!=NULL) and _up and _ur save the current values of _p and _r.
1.20      perry     103:  *
                    104:  * NB: see WARNING above before changing the layout of this structure!
1.1       cgd       105:  */
                    106: typedef        struct __sFILE {
                    107:        unsigned char *_p;      /* current position in (some) buffer */
                    108:        int     _r;             /* read space left for getc() */
                    109:        int     _w;             /* write space left for putc() */
                    110:        short   _flags;         /* flags, below; this FILE is free if 0 */
                    111:        short   _file;          /* fileno, if Unix descriptor, else -1 */
                    112:        struct  __sbuf _bf;     /* the buffer (at least 1 byte, if !NULL) */
                    113:        int     _lbfsize;       /* 0 or -_bf._size, for inline putc */
                    114:
                    115:        /* operations */
                    116:        void    *_cookie;       /* cookie passed to io functions */
                    117:        int     (*_close) __P((void *));
                    118:        int     (*_read)  __P((void *, char *, int));
                    119:        fpos_t  (*_seek)  __P((void *, fpos_t, int));
                    120:        int     (*_write) __P((void *, const char *, int));
                    121:
1.42      yamt      122:        /* file extension */
                    123:        struct  __sbuf _ext;
                    124:
1.1       cgd       125:        /* separate buffer for long sequences of ungetc() */
                    126:        unsigned char *_up;     /* saved _p when _p is doing ungetc data */
                    127:        int     _ur;            /* saved _r when _r is counting ungetc data */
                    128:
                    129:        /* tricks to meet minimum requirements even when malloc() fails */
                    130:        unsigned char _ubuf[3]; /* guarantee an ungetc() buffer */
                    131:        unsigned char _nbuf[1]; /* guarantee a getc() buffer */
                    132:
1.10      cgd       133:        /* separate buffer for fgetln() when line crosses buffer boundary */
                    134:        struct  __sbuf _lb;     /* buffer for fgetln() */
1.1       cgd       135:
                    136:        /* Unix stdio files get aligned to block boundaries on fseek() */
                    137:        int     _blksize;       /* stat.st_blksize (may be != _bf._size) */
1.11      cgd       138:        fpos_t  _offset;        /* current lseek offset */
1.1       cgd       139: } FILE;
                    140:
                    141: __BEGIN_DECLS
                    142: extern FILE __sF[];
                    143: __END_DECLS
                    144:
                    145: #define        __SLBF  0x0001          /* line buffered */
                    146: #define        __SNBF  0x0002          /* unbuffered */
                    147: #define        __SRD   0x0004          /* OK to read */
                    148: #define        __SWR   0x0008          /* OK to write */
                    149:        /* RD and WR are never simultaneously asserted */
                    150: #define        __SRW   0x0010          /* open for reading & writing */
                    151: #define        __SEOF  0x0020          /* found EOF */
                    152: #define        __SERR  0x0040          /* found error */
                    153: #define        __SMBF  0x0080          /* _buf is from malloc */
                    154: #define        __SAPP  0x0100          /* fdopen()ed in append mode */
                    155: #define        __SSTR  0x0200          /* this is an sprintf/snprintf string */
1.36      enami     156: #define        __SOPT  0x0400          /* do fseek() optimization */
                    157: #define        __SNPT  0x0800          /* do not do fseek() optimization */
1.1       cgd       158: #define        __SOFF  0x1000          /* set iff _offset is in fact correct */
1.10      cgd       159: #define        __SMOD  0x2000          /* true => fgetln modified _p text */
1.27      perry     160: #define        __SALC  0x4000          /* allocate string space dynamically */
1.1       cgd       161:
                    162: /*
                    163:  * The following three definitions are for ANSI C, which took them
                    164:  * from System V, which brilliantly took internal interface macros and
                    165:  * made them official arguments to setvbuf(), without renaming them.
                    166:  * Hence, these ugly _IOxxx names are *supposed* to appear in user code.
                    167:  *
                    168:  * Although numbered as their counterparts above, the implementation
                    169:  * does not rely on this.
                    170:  */
                    171: #define        _IOFBF  0               /* setvbuf should set fully buffered */
                    172: #define        _IOLBF  1               /* setvbuf should set line buffered */
                    173: #define        _IONBF  2               /* setvbuf should set unbuffered */
                    174:
                    175: #define        BUFSIZ  1024            /* size of buffer used by setbuf */
                    176: #define        EOF     (-1)
                    177:
                    178: /*
1.20      perry     179:  * FOPEN_MAX is a minimum maximum, and is the number of streams that
                    180:  * stdio can provide without attempting to allocate further resources
                    181:  * (which could fail).  Do not use this for anything.
1.1       cgd       182:  */
1.20      perry     183:                                /* must be == _POSIX_STREAM_MAX <limits.h> */
1.1       cgd       184: #define        FOPEN_MAX       20      /* must be <= OPEN_MAX <sys/syslimits.h> */
                    185: #define        FILENAME_MAX    1024    /* must be <= PATH_MAX <sys/syslimits.h> */
                    186:
                    187: /* System V/ANSI C; this is the wrong way to do this, do *not* use these. */
1.52      bjh21     188: #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
1.1       cgd       189: #define        P_tmpdir        "/var/tmp/"
                    190: #endif
                    191: #define        L_tmpnam        1024    /* XXX must be == PATH_MAX */
1.49      christos  192: /* Always ensure that this is consistent with <limits.h> */
                    193: #ifndef TMP_MAX
                    194: #define TMP_MAX                        308915776       /* Legacy */
                    195: #endif
1.1       cgd       196:
1.22      kleink    197: /* Always ensure that these are consistent with <fcntl.h> and <unistd.h>! */
1.1       cgd       198: #ifndef SEEK_SET
                    199: #define        SEEK_SET        0       /* set file offset to offset */
                    200: #endif
                    201: #ifndef SEEK_CUR
                    202: #define        SEEK_CUR        1       /* set file offset to current plus offset */
                    203: #endif
                    204: #ifndef SEEK_END
                    205: #define        SEEK_END        2       /* set file offset to EOF plus offset */
                    206: #endif
                    207:
                    208: #define        stdin   (&__sF[0])
                    209: #define        stdout  (&__sF[1])
                    210: #define        stderr  (&__sF[2])
                    211:
                    212: /*
                    213:  * Functions defined in ANSI C standard.
                    214:  */
                    215: __BEGIN_DECLS
                    216: void    clearerr __P((FILE *));
                    217: int     fclose __P((FILE *));
                    218: int     feof __P((FILE *));
                    219: int     ferror __P((FILE *));
                    220: int     fflush __P((FILE *));
                    221: int     fgetc __P((FILE *));
1.41      kleink    222: int     fgetpos __P((FILE * __restrict, fpos_t * __restrict));
                    223: char   *fgets __P((char * __restrict, int, FILE * __restrict));
1.1       cgd       224: FILE   *fopen __P((const char *, const char *));
1.41      kleink    225: int     fprintf __P((FILE * __restrict , const char * __restrict, ...));
1.1       cgd       226: int     fputc __P((int, FILE *));
1.41      kleink    227: int     fputs __P((const char * __restrict, FILE * __restrict));
                    228: size_t  fread __P((void * __restrict, size_t, size_t, FILE * __restrict));
                    229: FILE   *freopen __P((const char *, const char *, FILE * __restrict));
                    230: int     fscanf __P((FILE * __restrict, const char * __restrict, ...));
1.1       cgd       231: int     fseek __P((FILE *, long, int));
                    232: int     fsetpos __P((FILE *, const fpos_t *));
1.15      jtc       233: long    ftell __P((FILE *));
1.41      kleink    234: size_t  fwrite __P((const void * __restrict, size_t, size_t,
                    235:            FILE * __restrict));
1.1       cgd       236: int     getc __P((FILE *));
                    237: int     getchar __P((void));
                    238: void    perror __P((const char *));
1.41      kleink    239: int     printf __P((const char * __restrict, ...));
1.1       cgd       240: int     putc __P((int, FILE *));
                    241: int     putchar __P((int));
                    242: int     puts __P((const char *));
                    243: int     remove __P((const char *));
                    244: void    rewind __P((FILE *));
1.41      kleink    245: int     scanf __P((const char * __restrict, ...));
                    246: void    setbuf __P((FILE * __restrict, char * __restrict));
                    247: int     setvbuf __P((FILE * __restrict, char * __restrict, int, size_t));
                    248: int     sscanf __P((const char * __restrict, const char * __restrict, ...));
1.1       cgd       249: FILE   *tmpfile __P((void));
                    250: int     ungetc __P((int, FILE *));
1.41      kleink    251: int     vfprintf __P((FILE * __restrict, const char * __restrict,
                    252:            _BSD_VA_LIST_));
1.48      thorpej   253: int     vfprintf_unlocked __P((FILE * __restrict, const char * __restrict,
                    254:            _BSD_VA_LIST_));
1.41      kleink    255: int     vprintf __P((const char * __restrict, _BSD_VA_LIST_));
1.24      mycroft   256:
                    257: #ifndef __AUDIT__
                    258: char   *gets __P((char *));
1.41      kleink    259: int     sprintf __P((char * __restrict, const char * __restrict, ...));
1.25      mycroft   260: char   *tmpnam __P((char *));
1.47      atatat    261: int     vsprintf __P((char * __restrict, const char * __restrict,
1.41      kleink    262:            _BSD_VA_LIST_));
1.24      mycroft   263: #endif
1.21      kleink    264:
                    265: #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)
                    266: int     rename  __P((const char *, const char *)) __RENAME(__posix_rename);
                    267: #else
                    268: int     rename  __P((const char *, const char *));
                    269: #endif
1.1       cgd       270: __END_DECLS
                    271:
                    272: /*
1.29      kleink    273:  * IEEE Std 1003.1-90
1.1       cgd       274:  */
1.51      bjh21     275: #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
                    276:     defined(_NETBSD_SOURCE)
1.1       cgd       277: #define        L_ctermid       1024    /* size for ctermid(); PATH_MAX */
1.7       jtc       278: #define L_cuserid      9       /* size for cuserid(); UT_NAMESIZE + 1 */
1.1       cgd       279:
                    280: __BEGIN_DECLS
                    281: char   *ctermid __P((char *));
1.40      christos  282: #ifndef __CUSERID_DECLARED
                    283: #define __CUSERID_DECLARED
                    284: /* also declared in unistd.h */
1.7       jtc       285: char   *cuserid __P((char *));
1.40      christos  286: #endif /* __CUSERID_DECLARED */
1.1       cgd       287: FILE   *fdopen __P((int, const char *));
                    288: int     fileno __P((FILE *));
                    289: __END_DECLS
                    290: #endif /* not ANSI */
                    291:
1.29      kleink    292: /*
                    293:  * IEEE Std 1003.1c-95, also adopted by X/Open CAE Spec Issue 5 Version 2
                    294:  */
1.51      bjh21     295: #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
                    296:     defined(_REENTRANT) || defined(_NETBSD_SOURCE)
1.29      kleink    297: __BEGIN_DECLS
                    298: void   flockfile __P((FILE *));
                    299: int    ftrylockfile __P((FILE *));
                    300: void   funlockfile __P((FILE *));
                    301: int    getc_unlocked __P((FILE *));
                    302: int    getchar_unlocked __P((void));
                    303: int    putc_unlocked __P((int, FILE *));
                    304: int    putchar_unlocked __P((int));
                    305: __END_DECLS
1.51      bjh21     306: #endif /* _POSIX_C_SOURCE >= 1995056 || _XOPEN_SOURCE >= 500 || ... */
1.19      jtc       307:
1.1       cgd       308: /*
1.29      kleink    309:  * Functions defined in POSIX 1003.2 and XPG2 or later.
1.1       cgd       310:  */
1.51      bjh21     311: #if (_POSIX_C_SOURCE - 0) >= 2 || (_XOPEN_SOURCE - 0) >= 2 || \
                    312:     defined(_NETBSD_SOURCE)
1.1       cgd       313: __BEGIN_DECLS
                    314: int     pclose __P((FILE *));
                    315: FILE   *popen __P((const char *, const char *));
1.22      kleink    316: __END_DECLS
                    317: #endif
                    318:
                    319: /*
                    320:  * Functions defined in XPG4.2.
                    321:  */
1.51      bjh21     322: #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
1.22      kleink    323: __BEGIN_DECLS
                    324: int     getw __P((FILE *));
1.1       cgd       325: int     putw __P((int, FILE *));
1.41      kleink    326: int     snprintf __P((char * __restrict, size_t, const char * __restrict, ...))
1.26      mycroft   327:            __attribute__((__format__(__printf__, 3, 4)));
1.41      kleink    328: int     vsnprintf __P((char * __restrict, size_t, const char * __restrict,
                    329:            _BSD_VA_LIST_))
1.26      mycroft   330:            __attribute__((__format__(__printf__, 3, 0)));
1.24      mycroft   331:
                    332: #ifndef __AUDIT__
                    333: char   *tempnam __P((const char *, const char *));
                    334: #endif
1.22      kleink    335: __END_DECLS
                    336: #endif
1.34      kleink    337:
                    338: /*
                    339:  * X/Open CAE Specification Issue 5 Version 2
                    340:  */
1.51      bjh21     341: #if (_XOPEN_SOURCE - 0) >= 500 || defined(_LARGEFILE_SOURCE) || \
                    342:     defined(_NETBSD_SOURCE)
1.34      kleink    343: #ifndef        off_t
                    344: typedef        __off_t         off_t;
1.38      kleink    345: #define        off_t           __off_t
1.35      drochner  346: #endif /* off_t */
1.34      kleink    347:
1.36      enami     348: __BEGIN_DECLS
1.34      kleink    349: int     fseeko __P((FILE *, off_t, int));
                    350: off_t   ftello __P((FILE *));
1.36      enami     351: __END_DECLS
1.51      bjh21     352: #endif /* _XOPEN_SOURCE >= 500 || _LARGEFILE_SOURCE || _NETBSD_SOURCE */
1.22      kleink    353:
                    354: /*
                    355:  * Routines that are purely local.
                    356:  */
1.51      bjh21     357: #if defined(_NETBSD_SOURCE)
1.46      lukem     358:
                    359: #define        FPARSELN_UNESCESC       0x01
                    360: #define        FPARSELN_UNESCCONT      0x02
                    361: #define        FPARSELN_UNESCCOMM      0x04
                    362: #define        FPARSELN_UNESCREST      0x08
                    363: #define        FPARSELN_UNESCALL       0x0f
                    364:
1.22      kleink    365: __BEGIN_DECLS
1.41      kleink    366: int     asprintf __P((char ** __restrict, const char * __restrict, ...))
                    367:            __attribute__((__format__(__printf__, 2, 3)));
                    368: char   *fgetln __P((FILE * __restrict, size_t * __restrict));
1.46      lukem     369: char   *fparseln(FILE *, size_t *, size_t *, const char[3], int);
1.22      kleink    370: int     fpurge __P((FILE *));
                    371: void    setbuffer __P((FILE *, char *, int));
                    372: int     setlinebuf __P((FILE *));
1.41      kleink    373: int     vasprintf __P((char ** __restrict, const char * __restrict,
                    374:            _BSD_VA_LIST_))
                    375:            __attribute__((__format__(__printf__, 2, 0)));
                    376: int     vscanf __P((const char * __restrict, _BSD_VA_LIST_))
1.26      mycroft   377:            __attribute__((__format__(__scanf__, 1, 0)));
1.45      thorpej   378: int     vfscanf __P((FILE * __restrict, const char * __restrict,
                    379:            _BSD_VA_LIST_))
                    380:            __attribute__((__format__(__scanf__, 2, 0)));
1.41      kleink    381: int     vsscanf __P((const char * __restrict, const char * __restrict,
                    382:            _BSD_VA_LIST_))
1.26      mycroft   383:            __attribute__((__format__(__scanf__, 2, 0)));
1.39      briggs    384: __const char *fmtcheck __P((const char *, const char *))
1.41      kleink    385:            __attribute__((__format_arg__(2)));
1.1       cgd       386: __END_DECLS
                    387:
                    388: /*
                    389:  * Stdio function-access interface.
                    390:  */
                    391: __BEGIN_DECLS
                    392: FILE   *funopen __P((const void *,
                    393:                int (*)(void *, char *, int),
                    394:                int (*)(void *, const char *, int),
                    395:                fpos_t (*)(void *, fpos_t, int),
                    396:                int (*)(void *)));
                    397: __END_DECLS
                    398: #define        fropen(cookie, fn) funopen(cookie, fn, 0, 0, 0)
                    399: #define        fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0)
1.51      bjh21     400: #endif /* _NETBSD_SOURCE */
1.1       cgd       401:
                    402: /*
                    403:  * Functions internal to the implementation.
                    404:  */
                    405: __BEGIN_DECLS
                    406: int    __srget __P((FILE *));
                    407: int    __swbuf __P((int, FILE *));
                    408: __END_DECLS
                    409:
                    410: /*
                    411:  * The __sfoo macros are here so that we can
                    412:  * define function versions in the C library.
                    413:  */
                    414: #define        __sgetc(p) (--(p)->_r < 0 ? __srget(p) : (int)(*(p)->_p++))
                    415: #if defined(__GNUC__) && defined(__STDC__)
1.2       sef       416: static __inline int __sputc(int _c, FILE *_p) {
1.1       cgd       417:        if (--_p->_w >= 0 || (_p->_w >= _p->_lbfsize && (char)_c != '\n'))
                    418:                return (*_p->_p++ = _c);
                    419:        else
                    420:                return (__swbuf(_c, _p));
                    421: }
                    422: #else
                    423: /*
                    424:  * This has been tuned to generate reasonable code on the vax using pcc.
                    425:  */
                    426: #define        __sputc(c, p) \
                    427:        (--(p)->_w < 0 ? \
                    428:                (p)->_w >= (p)->_lbfsize ? \
                    429:                        (*(p)->_p = (c)), *(p)->_p != '\n' ? \
                    430:                                (int)*(p)->_p++ : \
                    431:                                __swbuf('\n', p) : \
                    432:                        __swbuf((int)(c), p) : \
                    433:                (*(p)->_p = (c), (int)*(p)->_p++))
                    434: #endif
                    435:
                    436: #define        __sfeof(p)      (((p)->_flags & __SEOF) != 0)
                    437: #define        __sferror(p)    (((p)->_flags & __SERR) != 0)
                    438: #define        __sclearerr(p)  ((void)((p)->_flags &= ~(__SERR|__SEOF)))
                    439: #define        __sfileno(p)    ((p)->_file)
                    440:
1.53.2.1! he        441: #ifndef __lint__
1.50      kleink    442: #if !defined(_REENTRANT) && !defined(_PTHREADS)
1.1       cgd       443: #define        feof(p)         __sfeof(p)
                    444: #define        ferror(p)       __sferror(p)
                    445: #define        clearerr(p)     __sclearerr(p)
                    446:
                    447: #define        getc(fp)        __sgetc(fp)
                    448: #define putc(x, fp)    __sputc(x, fp)
1.50      kleink    449: #endif /* !_REENTRANT && !_PTHREADS */
1.53.2.1! he        450: #endif /* __lint__ */
1.1       cgd       451:
                    452: #define        getchar()       getc(stdin)
                    453: #define        putchar(x)      putc(x, stdout)
1.19      jtc       454:
1.51      bjh21     455: #if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
                    456:     defined(_NETBSD_SOURCE)
1.50      kleink    457: #if !defined(_REENTRANT) && !defined(_PTHREADS)
1.19      jtc       458: #define        fileno(p)       __sfileno(p)
1.50      kleink    459: #endif /* !_REENTRANT && !_PTHREADS */
1.30      kleink    460: #endif /* !_ANSI_SOURCE */
1.19      jtc       461:
1.51      bjh21     462: #if (_POSIX_C_SOURCE - 0) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
                    463:     defined(_REENTRANT) || defined(_NETBSD_SOURCE)
1.19      jtc       464: #define getc_unlocked(fp)      __sgetc(fp)
                    465: #define putc_unlocked(x, fp)   __sputc(x, fp)
                    466:
                    467: #define getchar_unlocked()     getc_unlocked(stdin)
                    468: #define putchar_unlocked(x)    putc_unlocked(x, stdout)
1.51      bjh21     469: #endif /* _POSIX_C_SOURCE >= 199506 || _XOPEN_SOURCE >= 500 || _REENTRANT... */
1.19      jtc       470:
1.1       cgd       471: #endif /* _STDIO_H_ */

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