source:
rtems/c/src/lib/libc/chmod.c
@
9c3fa30
Last change on this file since 9c3fa30 was 9c3fa30, checked in by Joel Sherrill <joel.sherrill@…>, on 09/28/00 at 20:19:23 | |
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File size: 1.1 KB |
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1 | /* |
2 | * chmod() - POSIX 1003.1b 5.6.4 - Change File Modes |
3 | * |
4 | * COPYRIGHT (c) 1989-1999. |
5 | * On-Line Applications Research Corporation (OAR). |
6 | * |
7 | * The license and distribution terms for this file may be |
8 | * found in the file LICENSE in this distribution or at |
9 | * http://www.OARcorp.com/rtems/license.html. |
10 | * |
11 | * $Id$ |
12 | */ |
13 | |
14 | #include <rtems.h> |
15 | #include <rtems/libio.h> |
16 | #include <sys/stat.h> |
17 | #include <fcntl.h> |
18 | #include <errno.h> |
19 | #include <unistd.h> |
20 | |
21 | #include "libio_.h" |
22 | |
23 | int chmod( |
24 | const char *path, |
25 | mode_t mode |
26 | ) |
27 | { |
28 | int status; |
29 | rtems_filesystem_location_info_t loc; |
30 | int result; |
31 | |
32 | status = rtems_filesystem_evaluate_path( path, 0, &loc, TRUE ); |
33 | if ( status != 0 ) |
34 | return -1; |
35 | |
36 | if ( !loc.handlers ){ |
37 | rtems_filesystem_freenode( &loc ); |
38 | set_errno_and_return_minus_one( EBADF ); |
39 | } |
40 | |
41 | if ( !loc.handlers->fchmod_h ){ |
42 | rtems_filesystem_freenode( &loc ); |
43 | set_errno_and_return_minus_one( ENOTSUP ); |
44 | } |
45 | |
46 | result = (*loc.handlers->fchmod_h)( &loc, mode ); |
47 | |
48 | rtems_filesystem_freenode( &loc ); |
49 | |
50 | return result; |
51 | } |
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