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 <fcntl.h> |
20 | #include <stddef.h> |
21 | #include <sys/stat.h> |
22 | #include <sys/types.h> |
23 | |
24 | |
25 | /* Create a directory named PATH relative to FD with protections MODE. */ |
26 | int |
27 | mkdirat (int fd, const char *path, mode_t mode) |
28 | { |
29 | if (path == NULL) |
30 | { |
31 | __set_errno (EINVAL); |
32 | return -1; |
33 | } |
34 | |
35 | if (fd != AT_FDCWD && path[0] != '/') |
36 | { |
37 | /* Check FD is associated with a directory. */ |
38 | struct stat64 st; |
39 | if (__fstat64 (fd, &st) != 0) |
40 | return -1; |
41 | |
42 | if (!S_ISDIR (st.st_mode)) |
43 | { |
44 | __set_errno (ENOTDIR); |
45 | return -1; |
46 | } |
47 | } |
48 | |
49 | __set_errno (ENOSYS); |
50 | return -1; |
51 | } |
52 | stub_warning (mkdirat) |
53 | |