Commit | Line | Data |
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ae0d7250 | 1 | /* Stub for symlink(). |
ba318903 | 2 | Copyright (C) 2009-2014 Free Software Foundation, Inc. |
ae0d7250 PE |
3 | |
4 | This program is free software: you can redistribute it and/or modify | |
5 | it under the terms of the GNU General Public License as published by | |
6 | the Free Software Foundation; either version 3 of the License, or | |
7 | (at your option) any later version. | |
8 | ||
9 | This program 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 | |
12 | GNU General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU General Public License | |
15 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
16 | ||
17 | #include <config.h> | |
18 | ||
19 | /* Specification. */ | |
20 | #include <unistd.h> | |
21 | ||
22 | #include <errno.h> | |
23 | #include <string.h> | |
24 | #include <sys/stat.h> | |
25 | ||
26 | ||
27 | #if HAVE_SYMLINK | |
28 | ||
29 | # undef symlink | |
30 | ||
31 | /* Create a symlink, but reject trailing slash. */ | |
32 | int | |
33 | rpl_symlink (char const *contents, char const *name) | |
34 | { | |
35 | size_t len = strlen (name); | |
36 | if (len && name[len - 1] == '/') | |
37 | { | |
38 | struct stat st; | |
39 | if (lstat (name, &st) == 0) | |
40 | errno = EEXIST; | |
41 | return -1; | |
42 | } | |
43 | return symlink (contents, name); | |
44 | } | |
45 | ||
46 | #else /* !HAVE_SYMLINK */ | |
47 | ||
48 | /* The system does not support symlinks. */ | |
49 | int | |
50 | symlink (char const *contents _GL_UNUSED, | |
51 | char const *name _GL_UNUSED) | |
52 | { | |
53 | errno = ENOSYS; | |
54 | return -1; | |
55 | } | |
56 | ||
57 | #endif /* !HAVE_SYMLINK */ |