1 | /* Copyright (C) 1991-2022 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <errno.h> |
19 | #include <stddef.h> |
20 | #include <unistd.h> |
21 | #include <hurd.h> |
22 | #include <fcntl.h> |
23 | |
24 | /* Change the owner and group of FILE; if it's a link, do the link and |
25 | not the target. */ |
26 | int |
27 | __lchown (const char *file, uid_t owner, gid_t group) |
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_chown (port, owner, group); |
34 | __mach_port_deallocate (__mach_task_self (), port); |
35 | if (err) |
36 | return __hurd_fail (err); |
37 | return 0; |
38 | } |
39 | |
40 | weak_alias (__lchown, lchown) |
41 | |