Commit | Line | Data |
---|---|---|
6ec2e0f5 SDJ |
1 | /* Stop reading the entries of a directory. |
2 | Copyright (C) 2006-2016 Free Software Foundation, Inc. | |
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 <dirent.h> | |
21 | ||
22 | #if REPLACE_FCHDIR | |
23 | # include <unistd.h> | |
24 | #endif | |
25 | ||
26 | #if HAVE_CLOSEDIR | |
27 | ||
28 | /* Override closedir(), to keep track of the open file descriptors. | |
29 | Needed because there is a function dirfd(). */ | |
30 | ||
31 | #else | |
32 | ||
33 | # include <stdlib.h> | |
34 | ||
35 | # include "dirent-private.h" | |
36 | ||
37 | #endif | |
38 | ||
39 | int | |
40 | closedir (DIR *dirp) | |
41 | { | |
42 | # if REPLACE_FCHDIR || REPLACE_DIRFD | |
43 | int fd = dirfd (dirp); | |
44 | # endif | |
45 | int retval; | |
46 | ||
47 | #if HAVE_CLOSEDIR | |
48 | # undef closedir | |
49 | ||
50 | retval = closedir (dirp); | |
51 | ||
52 | # ifdef __KLIBC__ | |
53 | if (!retval) | |
54 | _gl_unregister_dirp_fd (fd); | |
55 | # endif | |
56 | #else | |
57 | ||
58 | if (dirp->current != INVALID_HANDLE_VALUE) | |
59 | FindClose (dirp->current); | |
60 | free (dirp); | |
61 | ||
62 | retval = 0; | |
63 | ||
64 | #endif | |
65 | ||
66 | #if REPLACE_FCHDIR | |
67 | if (retval >= 0) | |
68 | _gl_unregister_fd (fd); | |
69 | #endif | |
70 | return retval; | |
71 | } |