xref: /onnv-gate/usr/src/lib/libc/port/gen/closedir.c (revision 6812:febeba71273d)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
53453Sraf  * Common Development and Distribution License (the "License").
63453Sraf  * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate  *
80Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate  * See the License for the specific language governing permissions
110Sstevel@tonic-gate  * and limitations under the License.
120Sstevel@tonic-gate  *
130Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate  *
190Sstevel@tonic-gate  * CDDL HEADER END
200Sstevel@tonic-gate  */
213453Sraf 
220Sstevel@tonic-gate /*
23*6812Sraf  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
240Sstevel@tonic-gate  * Use is subject to license terms.
250Sstevel@tonic-gate  */
260Sstevel@tonic-gate 
270Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
280Sstevel@tonic-gate /*	  All Rights Reserved  	*/
290Sstevel@tonic-gate 
30*6812Sraf #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*6812Sraf 
320Sstevel@tonic-gate /*
330Sstevel@tonic-gate  * closedir -- C library extension routine
340Sstevel@tonic-gate  *
350Sstevel@tonic-gate  * We use lmalloc()/lfree() rather than malloc()/free() in
360Sstevel@tonic-gate  * order to allow opendir()/readdir()/closedir() to be called
370Sstevel@tonic-gate  * while holding internal libc locks.
380Sstevel@tonic-gate  */
390Sstevel@tonic-gate 
40*6812Sraf #pragma weak _closedir = closedir
410Sstevel@tonic-gate 
42*6812Sraf #include "lint.h"
430Sstevel@tonic-gate #include <dirent.h>
440Sstevel@tonic-gate #include <stdlib.h>
450Sstevel@tonic-gate #include <unistd.h>
460Sstevel@tonic-gate #include "libc.h"
470Sstevel@tonic-gate 
480Sstevel@tonic-gate int
closedir(DIR * dirp)490Sstevel@tonic-gate closedir(DIR *dirp)
500Sstevel@tonic-gate {
513453Sraf 	private_DIR *pdirp = (private_DIR *)(uintptr_t)dirp;
523240Sdduvall 	int fd = dirp->dd_fd;
530Sstevel@tonic-gate 
54*6812Sraf 	(void) mutex_destroy(&pdirp->dd_lock);
553240Sdduvall 	lfree(dirp->dd_buf, DIRBUF);
563453Sraf 	lfree(pdirp, sizeof (*pdirp));
570Sstevel@tonic-gate 	return (close(fd));
580Sstevel@tonic-gate }
59