1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1983, 1993
5 *	Regents of the University of California.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#include "namespace.h"
33#include <sys/types.h>
34#include <dirent.h>
35#include <pthread.h>
36#include <stdlib.h>
37#include <unistd.h>
38#include "un-namespace.h"
39
40#include "libc_private.h"
41#include "gen-private.h"
42#include "telldir.h"
43
44/*
45 * close a directory.
46 */
47int
48fdclosedir(DIR *dirp)
49{
50	int fd;
51
52	if (__isthreaded)
53		_pthread_mutex_lock(&dirp->dd_lock);
54	fd = dirp->dd_fd;
55	dirp->dd_fd = -1;
56	dirp->dd_loc = 0;
57	free((void *)dirp->dd_buf);
58	free(dirp->dd_compat_de);
59	_reclaim_telldir(dirp);
60	if (__isthreaded) {
61		_pthread_mutex_unlock(&dirp->dd_lock);
62		_pthread_mutex_destroy(&dirp->dd_lock);
63	}
64	free((void *)dirp);
65	return (fd);
66}
67
68int
69closedir(DIR *dirp)
70{
71
72	return (_close(fdclosedir(dirp)));
73}
74