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6a29c58e YQ |
1 | /* Work around rmdir bugs. |
2 | ||
9c9d63b1 | 3 | Copyright (C) 1988, 1990, 1999, 2003-2006, 2009-2021 Free Software |
6a29c58e YQ |
4 | Foundation, Inc. |
5 | ||
6 | This program is free software: you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
c0c3707f | 17 | along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
6a29c58e YQ |
18 | |
19 | #include <config.h> | |
20 | ||
21 | #include <unistd.h> | |
22 | ||
23 | #include <errno.h> | |
24 | #include <string.h> | |
25 | ||
698be2d8 | 26 | #include "filename.h" |
6a29c58e YQ |
27 | |
28 | #undef rmdir | |
9c9d63b1 PM |
29 | #if defined _WIN32 && !defined __CYGWIN__ |
30 | # define rmdir _rmdir | |
31 | #endif | |
6a29c58e YQ |
32 | |
33 | /* Remove directory DIR. | |
34 | Return 0 if successful, -1 if not. */ | |
35 | ||
36 | int | |
37 | rpl_rmdir (char const *dir) | |
38 | { | |
39 | /* Work around cygwin 1.5.x bug where rmdir("dir/./") succeeds. */ | |
40 | size_t len = strlen (dir); | |
41 | int result; | |
42 | while (len && ISSLASH (dir[len - 1])) | |
43 | len--; | |
44 | if (len && dir[len - 1] == '.' && (1 == len || ISSLASH (dir[len - 2]))) | |
45 | { | |
46 | errno = EINVAL; | |
47 | return -1; | |
48 | } | |
49 | result = rmdir (dir); | |
50 | /* Work around mingw bug, where rmdir("file/") fails with EINVAL | |
51 | instead of ENOTDIR. We've already filtered out trailing ., the | |
52 | only reason allowed by POSIX for EINVAL. */ | |
53 | if (result == -1 && errno == EINVAL) | |
54 | errno = ENOTDIR; | |
55 | return result; | |
56 | } |