2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
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.
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
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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
36 * @(#)stdio.h 8.5 (Berkeley) 4/29/95
43 #include <sys/cdefs.h>
44 #include <sys/_null.h>
45 #include <sys/_types.h>
47 typedef __off_t fpos_t;
49 #ifndef _SIZE_T_DECLARED
50 typedef __size_t size_t;
51 #define _SIZE_T_DECLARED
54 #if __BSD_VISIBLE || __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
55 #ifndef _VA_LIST_DECLARED
56 typedef __va_list va_list;
57 #define _VA_LIST_DECLARED
61 #define _FSTDIO /* Define for new stdio with functions. */
64 typedef struct __sFILE FILE;
66 #ifndef _STDSTREAM_DECLARED
68 extern FILE *__stdinp;
69 extern FILE *__stdoutp;
70 extern FILE *__stderrp;
72 #define _STDSTREAM_DECLARED
76 * The following three definitions are for ANSI C, which took them
77 * from System V, which brilliantly took internal interface macros and
78 * made them official arguments to setvbuf(), without renaming them.
79 * Hence, these ugly _IOxxx names are *supposed* to appear in user code.
81 #define _IOFBF 0 /* setvbuf should set fully buffered */
82 #define _IOLBF 1 /* setvbuf should set line buffered */
83 #define _IONBF 2 /* setvbuf should set unbuffered */
85 #define BUFSIZ 1024 /* size of buffer used by setbuf */
89 * FOPEN_MAX is a minimum maximum, and is the number of streams that
90 * stdio can provide without attempting to allocate further resources
91 * (which could fail). Do not use this for anything.
93 /* must be == _POSIX_STREAM_MAX <limits.h> */
95 #define FOPEN_MAX 20 /* must be <= OPEN_MAX <sys/syslimits.h> */
97 #define FILENAME_MAX 1024 /* must be <= PATH_MAX <sys/syslimits.h> */
99 /* System V/ANSI C; this is the wrong way to do this, do *not* use these. */
101 #define P_tmpdir "/var/tmp/"
103 #define L_tmpnam 1024 /* XXX must be == PATH_MAX */
104 #define TMP_MAX 308915776
107 #define SEEK_SET 0 /* set file offset to offset */
110 #define SEEK_CUR 1 /* set file offset to current plus offset */
113 #define SEEK_END 2 /* set file offset to EOF plus offset */
116 #define stdin __stdinp
117 #define stdout __stdoutp
118 #define stderr __stderrp
122 * Functions defined in ANSI C standard.
124 void clearerr(FILE *);
130 int fgetpos(FILE * __restrict, fpos_t * __restrict);
131 char *fgets(char * __restrict, int, FILE * __restrict);
132 FILE *fopen(const char * __restrict, const char * __restrict);
133 int fprintf(FILE * __restrict, const char * __restrict, ...);
134 int fputc(int, FILE *);
135 int fputs(const char * __restrict, FILE * __restrict);
136 size_t fread(void * __restrict, size_t, size_t, FILE * __restrict);
137 FILE *freopen(const char * __restrict, const char * __restrict, FILE * __restrict);
138 int fscanf(FILE * __restrict, const char * __restrict, ...);
139 int fseek(FILE *, long, int);
140 int fsetpos(FILE *, const fpos_t *);
142 size_t fwrite(const void * __restrict, size_t, size_t, FILE * __restrict);
146 void perror(const char *);
147 int printf(const char * __restrict, ...);
148 int putc(int, FILE *);
150 int puts(const char *);
151 int remove(const char *);
152 int rename(const char *, const char *);
154 int scanf(const char * __restrict, ...);
155 void setbuf(FILE * __restrict, char * __restrict);
156 int setvbuf(FILE * __restrict, char * __restrict, int, size_t);
157 int sprintf(char * __restrict, const char * __restrict, ...);
158 int sscanf(const char * __restrict, const char * __restrict, ...);
160 char *tmpnam(char *);
161 int ungetc(int, FILE *);
162 int vfprintf(FILE * __restrict, const char * __restrict,
164 int vprintf(const char * __restrict, __va_list);
165 int vsprintf(char * __restrict, const char * __restrict,
168 #if __ISO_C_VISIBLE >= 1999
169 int snprintf(char * __restrict, size_t, const char * __restrict,
170 ...) __printflike(3, 4);
171 int vfscanf(FILE * __restrict, const char * __restrict, __va_list)
173 int vscanf(const char * __restrict, __va_list) __scanflike(1, 0);
174 int vsnprintf(char * __restrict, size_t, const char * __restrict,
175 __va_list) __printflike(3, 0);
176 int vsscanf(const char * __restrict, const char * __restrict, __va_list)
181 * Functions defined in all versions of POSIX 1003.1.
183 #if __BSD_VISIBLE || __POSIX_VISIBLE <= 199506
184 /* size for cuserid(3); UT_NAMESIZE + 1, see <utmp.h> */
185 #define L_cuserid 17 /* legacy */
189 #define L_ctermid 1024 /* size for ctermid(3); PATH_MAX */
191 char *ctermid(char *);
192 FILE *fdopen(int, const char *);
194 #endif /* __POSIX_VISIBLE */
196 #if __POSIX_VISIBLE >= 199209
198 FILE *popen(const char *, const char *);
201 #if __POSIX_VISIBLE >= 199506
202 int ftrylockfile(FILE *);
203 void flockfile(FILE *);
204 void funlockfile(FILE *);
207 * See ISO/IEC 9945-1 ANSI/IEEE Std 1003.1 Second Edition 1996-07-12
208 * B.8.2.7 for the rationale behind the *_unlocked() functions.
210 int getc_unlocked(FILE *);
211 int getchar_unlocked(void);
212 int putc_unlocked(int, FILE *);
213 int putchar_unlocked(int);
216 void clearerr_unlocked(FILE *);
217 int feof_unlocked(FILE *);
218 int ferror_unlocked(FILE *);
219 int fileno_unlocked(FILE *);
222 #if __POSIX_VISIBLE >= 200112
223 int fseeko(FILE *, __off_t, int);
224 __off_t ftello(FILE *);
227 #if __BSD_VISIBLE || __XSI_VISIBLE > 0 && __XSI_VISIBLE < 600
229 int putw(int, FILE *);
230 #endif /* BSD or X/Open before issue 6 */
233 char *tempnam(const char *, const char *);
237 * Routines that are purely local.
240 int asprintf(char **, const char *, ...) __printflike(2, 3);
241 char *ctermid_r(char *);
242 void fcloseall(void);
243 char *fgetln(FILE *, size_t *);
244 __const char *fmtcheck(const char *, const char *) __format_arg(2);
246 void setbuffer(FILE *, char *, int);
247 int setlinebuf(FILE *);
248 int vasprintf(char **, const char *, __va_list)
252 * The system error table contains messages for the first sys_nerr
253 * positive errno values. Use strerror() or strerror_r() from <string.h>
256 extern __const int sys_nerr;
257 extern __const char *__const sys_errlist[];
260 * Stdio function-access interface.
262 FILE *funopen(const void *,
263 int (*)(void *, char *, int),
264 int (*)(void *, const char *, int),
265 fpos_t (*)(void *, fpos_t, int),
267 #define fropen(cookie, fn) funopen(cookie, fn, 0, 0, 0)
268 #define fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0)
271 * Portability hacks. See <sys/types.h>.
273 #ifndef _FTRUNCATE_DECLARED
274 #define _FTRUNCATE_DECLARED
275 int ftruncate(int, __off_t);
277 #ifndef _LSEEK_DECLARED
278 #define _LSEEK_DECLARED
279 __off_t lseek(int, __off_t, int);
281 #ifndef _MMAP_DECLARED
282 #define _MMAP_DECLARED
283 void *mmap(void *, size_t, int, int, int, __off_t);
285 #ifndef _TRUNCATE_DECLARED
286 #define _TRUNCATE_DECLARED
287 int truncate(const char *, __off_t);
289 #endif /* __BSD_VISIBLE */
292 int renameat(int, const char *, int, const char *);
295 #endif /* !_STDIO_H_ */