projects / apple / libc.git / blame
| Commit | Line | Data |
|---|---|---|
| 224c7076 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. | |
| 13 | * 3. All advertising materials mentioning features or use of this software | |
| 14 | * must display the following acknowledgement: | |
| 15 | * This product includes software developed by the University of | |
| 16 | * California, Berkeley and its contributors. | |
| 17 | * 4. Neither the name of the University nor the names of its contributors | |
| 18 | * may be used to endorse or promote products derived from this software | |
| 19 | * without specific prior written permission. | |
| 20 | * | |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 31 | * SUCH DAMAGE. | |
| 32 | */ | |
| 33 | ||
| 5b2abdfb | 34 | #if defined(LIBC_SCCS) && !defined(lint) |
| 224c7076 | 35 | static char sccsid[] = "@(#)closedir.c 8.1 (Berkeley) 6/10/93"; |
| 5b2abdfb | 36 | #endif /* LIBC_SCCS and not lint */ |
| 9385eb3d | 37 | #include <sys/cdefs.h> |
| 224c7076 A |
38 | __FBSDID("$FreeBSD: src/lib/libc/gen/closedir.c,v 1.10 2002/02/01 00:57:29 obrien Exp $"); |
| 39 | ||
| 40 | #include "namespace.h" | |
| 41 | #include <sys/types.h> | |
| 42 | #include <dirent.h> | |
| 43 | #include <pthread.h> | |
| 44 | #include <stdlib.h> | |
| 45 | #include <unistd.h> | |
| 46 | #include "un-namespace.h" | |
| e9ce8d39 | 47 | |
| 224c7076 A |
48 | #include "libc_private.h" |
| 49 | #include "telldir.h" | |
| e9ce8d39 A |
50 | |
| 51 | /* | |
| 224c7076 | 52 | * close a directory. |
| e9ce8d39 | 53 | */ |
| 9385eb3d | 54 | int |
| 224c7076 A |
55 | closedir(dirp) |
| 56 | DIR *dirp; | |
| e9ce8d39 | 57 | { |
| 224c7076 | 58 | int fd; |
| e9ce8d39 | 59 | |
| 224c7076 A |
60 | if (__isthreaded) |
| 61 | _pthread_mutex_lock((pthread_mutex_t *)&dirp->dd_lock); | |
| 62 | #if !__DARWIN_UNIX03 | |
| 63 | _seekdir(dirp, dirp->dd_rewind); /* free seekdir storage */ | |
| 64 | #endif /* __DARWIN_UNIX03 */ | |
| 65 | fd = dirp->dd_fd; | |
| 66 | dirp->dd_fd = -1; | |
| 67 | dirp->dd_loc = 0; | |
| 68 | free((void *)dirp->dd_buf); | |
| 69 | _reclaim_telldir(dirp); | |
| 70 | if (__isthreaded) { | |
| 71 | _pthread_mutex_unlock((pthread_mutex_t *)&dirp->dd_lock); | |
| 72 | _pthread_mutex_destroy((pthread_mutex_t *)&dirp->dd_lock); | |
| 73 | } | |
| 74 | free((void *)dirp); | |
| 75 | return(_close(fd)); | |
| e9ce8d39 | 76 | } |