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d1e44df1 | 1 | /* Read the contents of a symbolic link. NaCl version. |
f7a9f785 | 2 | Copyright (C) 2015-2016 Free Software Foundation, Inc. |
d1e44df1 RM |
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 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #include <unistd.h> | |
20 | #include <nacl-interfaces.h> | |
21 | ||
22 | /* Read the contents of the symbolic link PATH into no more than | |
23 | LEN bytes of BUF. The contents are not null-terminated. | |
24 | Returns the number of characters read, or -1 for errors. */ | |
25 | ssize_t | |
26 | __readlink (const char *path, char *buf, size_t len) | |
27 | { | |
28 | size_t nread; | |
29 | return NACL_CALL (__nacl_irt_dev_filename.readlink (path, buf, len, &nread), | |
30 | nread); | |
31 | } | |
32 | weak_alias (__readlink, readlink) |