projects / apple / libc.git / blame
| Commit | Line | Data |
|---|---|---|
| 9385eb3d A |
1 | /* |
| 2 | * Copyright (c) 1983, 1993 | |
| 3 | * Regents of the University of California. All rights reserved. | |
| e9ce8d39 A |
4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without | |
| 6 | * modification, are permitted provided that the following conditions | |
| 7 | * are met: | |
| 8 | * 1. Redistributions of source code must retain the above copyright | |
| 9 | * notice, this list of conditions and the following disclaimer. | |
| 10 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 | * notice, this list of conditions and the following disclaimer in the | |
| 12 | * documentation and/or other materials provided with the distribution. | |
| e9ce8d39 A |
13 | * 4. Neither the name of the University nor the names of its contributors |
| 14 | * may be used to endorse or promote products derived from this software | |
| 15 | * without specific prior written permission. | |
| 16 | * | |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 27 | * SUCH DAMAGE. | |
| 28 | */ | |
| 29 | ||
| 30 | #if defined(LIBC_SCCS) && !defined(lint) | |
| 9385eb3d | 31 | static char sccsid[] = "@(#)closedir.c 8.1 (Berkeley) 6/10/93"; |
| e9ce8d39 | 32 | #endif /* LIBC_SCCS and not lint */ |
| 9385eb3d | 33 | #include <sys/cdefs.h> |
| 1f2f436a | 34 | __FBSDID("$FreeBSD: src/lib/libc/gen/closedir.c,v 1.13 2007/12/03 14:33:50 des Exp $"); |
| e9ce8d39 | 35 | |
| 9385eb3d | 36 | #include "namespace.h" |
| 5b2abdfb | 37 | #include <sys/types.h> |
| 9385eb3d A |
38 | #include <dirent.h> |
| 39 | #include <pthread.h> | |
| e9ce8d39 | 40 | #include <stdlib.h> |
| 9385eb3d A |
41 | #include <unistd.h> |
| 42 | #include "un-namespace.h" | |
| 43 | ||
| 44 | #include "libc_private.h" | |
| 45 | #include "telldir.h" | |
| e9ce8d39 | 46 | |
| 5b2abdfb | 47 | /* |
| 9385eb3d | 48 | * close a directory. |
| 5b2abdfb | 49 | */ |
| 9385eb3d A |
50 | int |
| 51 | closedir(dirp) | |
| 52 | DIR *dirp; | |
| e9ce8d39 | 53 | { |
| 9385eb3d | 54 | int fd; |
| 5b2abdfb | 55 | |
| 9385eb3d | 56 | if (__isthreaded) |
| 1f2f436a | 57 | _pthread_mutex_lock(&dirp->dd_lock); |
| ad3c9f2a | 58 | #if !__DARWIN_UNIX03 |
| 9385eb3d | 59 | _seekdir(dirp, dirp->dd_rewind); /* free seekdir storage */ |
| ad3c9f2a | 60 | #endif /* __DARWIN_UNIX03 */ |
| 9385eb3d A |
61 | fd = dirp->dd_fd; |
| 62 | dirp->dd_fd = -1; | |
| 63 | dirp->dd_loc = 0; | |
| 64 | free((void *)dirp->dd_buf); | |
| 65 | _reclaim_telldir(dirp); | |
| 66 | if (__isthreaded) { | |
| 1f2f436a A |
67 | _pthread_mutex_unlock(&dirp->dd_lock); |
| 68 | _pthread_mutex_destroy(&dirp->dd_lock); | |
| 9385eb3d A |
69 | } |
| 70 | free((void *)dirp); | |
| 71 | return(_close(fd)); | |
| e9ce8d39 | 72 | } |