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ad787160 C |
1 | /*- |
2 | * Copyright (c) 1993 | |
3 | * The Regents of the University of California. All rights reserved. | |
4 | * | |
c0567266 KB |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
ad787160 C |
32 | * |
33 | * @(#)stat.c 8.1 (Berkeley) 6/11/93 | |
34 | */ | |
35 | ||
36 | #include <stand/stand.h> | |
37 | ||
38 | fstat(fd, sb) | |
39 | int fd; | |
40 | struct stat *sb; | |
41 | { | |
42 | register struct open_file *f = &files[fd]; | |
43 | ||
44 | if ((unsigned)fd >= SOPEN_MAX || f->f_flags == 0) { | |
45 | errno = EBADF; | |
46 | return (-1); | |
47 | } | |
48 | ||
49 | /* operation not defined on raw devices */ | |
50 | if (f->f_flags & F_RAW) { | |
51 | errno = EOPNOTSUPP; | |
52 | return (-1); | |
53 | } | |
54 | ||
55 | errno = (f->f_ops->stat)(f, sb); | |
56 | return (0); | |
57 | } | |
58 | ||
59 | stat(str, sb) | |
60 | const char *str; | |
61 | struct stat *sb; | |
62 | { | |
63 | int fd, rv; | |
64 | ||
65 | fd = open(str, 0); | |
66 | if (fd < 0) | |
67 | return (-1); | |
68 | rv = fstat(fd, sb); | |
69 | (void)close(fd); | |
70 | return (rv); | |
71 | } |