usr/src/ucbhead/stdio.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  28 /*        All Rights Reserved   */
  29
  30 /*
  31  * University Copyright- Copyright (c) 1982, 1986, 1988
  32  * The Regents of the University of California
  33  * All Rights Reserved
  34  *
  35  * University Acknowledgment- Portions of this document are derived from
  36  * software developed by the University of California, Berkeley, and its
  37  * contributors.
  38  */
  39
  40 /*
  41  * User-visible pieces of the ANSI C standard I/O package.
  42  */
  43
  44 #ifndef _STDIO_H
  45 #define _STDIO_H
  46
  47 #include <sys/feature_tests.h>
  48 #include <sys/va_list.h>
  49 #include <stdio_tag.h>
  50 #include <stdio_impl.h>
  51 #include <sys/null.h>
  52
  53 #ifdef __cplusplus
  54 extern "C" {
  55 #endif
  56
  57 #ifndef BSD
  58 #define BSD
  59 #endif
  60
  61 #ifndef _SIZE_T
  62 #define _SIZE_T
  63 #if !defined(_LP64) && defined(__cplusplus)
  64 typedef unsigned int    size_t;
  65 #else
  66 typedef unsigned long   size_t;
  67 #endif
  68 #endif
  69
  70 #ifndef _SSIZE_T
  71 #define _SSIZE_T
  72 #if !defined(_LP64) && defined(__cplusplus)
  73 typedef int     ssize_t;
  74 #else
  75 typedef long    ssize_t;
  76 #endif
  77 #endif
  78
  79 typedef long    fpos_t;
  80
  81 #define BUFSIZ          1024
  82
  83 #if defined(__i386)
  84 #define _NFILE  60      /* initial number of streams: Intel x86 ABI */
  85 #else
  86 #define _NFILE  20      /* initial number of streams: SPARC ABI and default */
  87 #endif
  88
  89 #define _SBFSIZ 8       /* compatibility with shared libs */
  90
  91 #define _IOFBF          0000    /* full buffered */
  92 #define _IOLBF          0100    /* line buffered */
  93 #define _IONBF          0004    /* not buffered */
  94 #define _IOEOF          0020    /* EOF reached on read */
  95 #define _IOERR          0040    /* I/O error from system */
  96
  97 #define _IOREAD         0001    /* currently reading */
  98 #define _IOWRT          0002    /* currently writing */
  99 #define _IORW           0200    /* opened for reading and writing */
 100 #define _IOMYBUF        0010    /* stdio malloc()'d buffer */
 101
 102 #ifndef EOF
 103 #define EOF     (-1)
 104 #endif
 105
 106 #define FOPEN_MAX       _NFILE
 107 #define FILENAME_MAX    1024    /* max # of characters in a path name */
 108
 109 #define SEEK_SET        0
 110 #define SEEK_CUR        1
 111 #define SEEK_END        2
 112 #define TMP_MAX         17576   /* 26 * 26 * 26 */
 113
 114 #if !defined(_STRICT_STDC) || defined(_POSIX_SOURCE) || defined(_XOPEN_SOURCE)
 115 #define L_ctermid       9
 116 #define L_cuserid       9
 117 #define P_tmpdir        "/var/tmp/"
 118 #endif
 119
 120 #define L_tmpnam        25      /* (sizeof(P_tmpdir) + 15) */
 121
 122 #define stdin   (&__iob[0])
 123 #define stdout  (&__iob[1])
 124 #define stderr  (&__iob[2])
 125
 126 #ifndef _FILEDEFED
 127 #define _FILEDEFED
 128 typedef __FILE FILE;
 129 #endif
 130
 131 extern FILE             __iob[_NFILE];
 132 extern FILE             *_lastbuf;
 133 extern unsigned char    *_bufendtab[];
 134 extern unsigned char     _sibuf[], _sobuf[];
 135
 136 /* Large file interfaces */
 137 /* transition back from explicit 64-bit offset to implicit (64-bit) offset */
 138 #if defined(_LP64) && defined(_LARGEFILE64_SOURCE)
 139 #ifdef __PRAGMA_REDEFINE_EXTNAME
 140 #pragma redefine_extname        fopen64         fopen
 141 #pragma redefine_extname        freopen64       freopen
 142 #else
 143 #define fopen64                 fopen
 144 #define freopen64               freopen
 145 #endif
 146 #endif
 147
 148 /* transition from 32-bit offset to explicit 64-bit offset */
 149 #if !defined(_LP64) && (_FILE_OFFSET_BITS == 64)
 150 #ifdef __PRAGMA_REDEFINE_EXTNAME
 151 #pragma redefine_extname        fopen           fopen64
 152 #pragma redefine_extname        freopen         freopen64
 153 #else
 154 #define fopen                   fopen64
 155 #define freopen                 freopen64
 156 #endif
 157 #endif
 158
 159
 160 extern int      remove(const char *);
 161 extern int      rename(const char *, const char *);
 162 extern int      fclose(FILE *);
 163 extern int      fflush(FILE *);
 164 extern FILE     *fopen(const char *, const char *);
 165 extern FILE     *freopen(const char *, const char *, FILE *);
 166 extern void     setbuf(FILE *, char *);
 167 extern void     setbuffer(FILE *, char *, int);
 168 extern int      setlinebuf(FILE *);
 169 extern int      setvbuf(FILE *, char *, int, size_t);
 170 /* PRINTFLIKE2 */
 171 extern int      fprintf(FILE *, const char *, ...);
 172 /* SCANFLIKE2 */
 173 extern int      fscanf(FILE *, const char *, ...);
 174 /* PRINTFLIKE1 */
 175 extern int      printf(const char *, ...);
 176 /* SCANFLIKE1 */
 177 extern int      scanf(const char *, ...);
 178 /* PRINTFLIKE2 */
 179 extern char     *sprintf(const char *, const char *, ...);
 180 /* SCANFLIKE2 */
 181 extern int      sscanf(const char *, const char *, ...);
 182 extern int      vfprintf(FILE *, const char *, __va_list);
 183 extern int      vprintf(const char *, __va_list);
 184 extern char     *vsprintf(char *, char *, __va_list);
 185 extern int      fgetc(FILE *);
 186 extern char     *fgets(char *, int, FILE *);
 187 extern int      fputc(int, FILE *);
 188 extern int      fputs(const char *, FILE *);
 189 extern int      getc(FILE *);
 190 extern int      getchar(void);
 191 extern char     *gets(char *);
 192 extern int      putc(int, FILE *);
 193 extern int      putchar(int);
 194 extern int      puts(const char *);
 195 extern int      ungetc(int, FILE *);
 196 extern size_t   fread(void *, size_t, size_t, FILE *);
 197 extern size_t   fwrite(const void *, size_t, size_t, FILE *);
 198 extern int      fgetpos(FILE *, fpos_t *);
 199 extern int      fseek(FILE *, long, int);
 200 extern int      fsetpos(FILE *, const fpos_t *);
 201 extern long     ftell(FILE *);
 202 extern void     rewind(FILE *);
 203 extern void     clearerr(FILE *);
 204 extern int      feof(FILE *);
 205 extern int      ferror(FILE *);
 206 extern void     perror(const char *);
 207
 208 extern int      __filbuf(FILE *);
 209 extern int      __flsbuf(int, FILE *);
 210
 211 #if !defined(_STRICT_STDC) || defined(_POSIX_SOURCE) || defined(_XOPEN_SOURCE)
 212         /* non-ANSI standard compilation */
 213
 214 extern FILE    *fdopen(int, const char *);
 215 extern FILE    *popen(const char *, const char *);
 216 extern char    *ctermid(char *);
 217 extern char    *cuserid(char *);
 218 extern char    *tempnam(const char *, const char *);
 219 extern int      getw(FILE *);
 220 extern int      putw(int, FILE *);
 221 extern int      pclose(FILE *);
 222 extern int      system(const char *);
 223 extern int      fileno(FILE *);
 224
 225 #endif  /* !defined(_STRICT_STDC) */
 226
 227
 228 #ifndef __lint
 229
 230 #ifndef _LP64
 231
 232
 233 #define getc(p)         (--(p)->_cnt < 0 ? __filbuf(p) : (int)*(p)->_ptr++)
 234 #define putc(x, p)      (--(p)->_cnt < 0 ? __flsbuf((x), (p)) \
 235                                 : (int)(*(p)->_ptr++ = (x)))
 236
 237
 238 #define clearerr(p)     ((void) ((p)->_flag &= ~(_IOERR | _IOEOF)))
 239 #define feof(p)         ((p)->_flag & _IOEOF)
 240 #define ferror(p)       ((p)->_flag & _IOERR)
 241
 242 #endif /* _LP64 */
 243
 244 #define getchar()       getc(stdin)
 245 #define putchar(x)      putc((x), stdout)
 246
 247 #endif /* __lint */
 248
 249 #if     defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
 250             !defined(__PRAGMA_REDEFINE_EXTNAME))
 251 extern FILE     *fopen64(const char *, const char *);
 252 extern FILE     *freopen64(const char *, const char *, FILE *);
 253 #endif  /* _LARGEFILE64_SOURCE... */
 254
 255 #ifdef __cplusplus
 256 }
 257 #endif
 258
 259 #endif  /* _STDIO_H */