1 | /* Copyright (C) 1991-2024 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 <unistd.h> |
19 | #include <hurd.h> |
20 | #include <hurd/paths.h> |
21 | #include <fcntl.h> |
22 | #include <string.h> |
23 | |
24 | /* Read the contents of the symbolic link FILE_NAME into no more than |
25 | LEN bytes of BUF. The contents are not null-terminated. |
26 | Returns the number of characters read, or -1 for errors. */ |
27 | ssize_t |
28 | __readlink (const char *file_name, char *buf, size_t len) |
29 | { |
30 | return __readlinkat (AT_FDCWD, file_name: file_name, buf: buf, len: len); |
31 | } |
32 | weak_alias (__readlink, readlink) |
33 | |