| 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 | } |