1 /* Copyright (C) 2005-2022 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 <fcntl.h>
20 #include <stddef.h>
21 #include <unistd.h>
22 #include <sys/types.h>
23
24 /* Change the owner and group of FILE. */
25 int
fchownat(int fd,const char * file,uid_t owner,gid_t group,int flag)26 fchownat (int fd, const char *file, uid_t owner, gid_t group, int flag)
27 {
28 if (file == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0)
29 {
30 __set_errno (EINVAL);
31 return -1;
32 }
33
34 if (fd < 0 && fd != AT_FDCWD)
35 {
36 __set_errno (EBADF);
37 return -1;
38 }
39
40 __set_errno (ENOSYS);
41 return -1;
42 }
43 stub_warning (fchownat)
44