1 | /* lchmod -- Change the protections of a file or symbolic link. Hurd version. |
2 | Copyright (C) 2002-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <errno.h> |
20 | #include <stddef.h> |
21 | #include <sys/stat.h> |
22 | #include <fcntl.h> |
23 | #include <hurd.h> |
24 | |
25 | /* Change the protections of FILE to MODE. */ |
26 | int |
27 | lchmod (const char *file, mode_t mode) |
28 | { |
29 | error_t err; |
30 | file_t port = __file_name_lookup (file, O_NOLINK, 0); |
31 | if (port == MACH_PORT_NULL) |
32 | return -1; |
33 | err = __file_chmod (port, mode); |
34 | __mach_port_deallocate (__mach_task_self (), port); |
35 | if (err) |
36 | return __hurd_fail (err); |
37 | return 0; |
38 | } |
39 | |