11573Srgrimes/* 21573Srgrimes * Copyright (c) 1983, 1993 31573Srgrimes * The Regents of the University of California. All rights reserved. 41573Srgrimes * 51573Srgrimes * Redistribution and use in source and binary forms, with or without 61573Srgrimes * modification, are permitted provided that the following conditions 71573Srgrimes * are met: 81573Srgrimes * 1. Redistributions of source code must retain the above copyright 91573Srgrimes * notice, this list of conditions and the following disclaimer. 101573Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111573Srgrimes * notice, this list of conditions and the following disclaimer in the 121573Srgrimes * documentation and/or other materials provided with the distribution. 131573Srgrimes * 4. Neither the name of the University nor the names of its contributors 141573Srgrimes * may be used to endorse or promote products derived from this software 151573Srgrimes * without specific prior written permission. 161573Srgrimes * 171573Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 181573Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 191573Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 201573Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 211573Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 221573Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 231573Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 241573Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 251573Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 261573Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 271573Srgrimes * SUCH DAMAGE. 281573Srgrimes */ 291573Srgrimes 301573Srgrimes#if defined(LIBC_SCCS) && !defined(lint) 311573Srgrimesstatic char sccsid[] = "@(#)seekdir.c 8.1 (Berkeley) 6/4/93"; 321573Srgrimes#endif /* LIBC_SCCS and not lint */ 3390039Sobrien#include <sys/cdefs.h> 3490039Sobrien__FBSDID("$FreeBSD$"); 351573Srgrimes 3671579Sdeischen#include "namespace.h" 371573Srgrimes#include <sys/param.h> 381573Srgrimes#include <dirent.h> 3971579Sdeischen#include <pthread.h> 4071579Sdeischen#include "un-namespace.h" 411573Srgrimes 4271579Sdeischen#include "libc_private.h" 43235647Sgleb#include "gen-private.h" 4469841Sdeischen#include "telldir.h" 4517141Sjkh 461573Srgrimes/* 471573Srgrimes * Seek to an entry in a directory. 481573Srgrimes * _seekdir is in telldir.c so that it can share opaque data structures. 491573Srgrimes */ 501573Srgrimesvoid 511573Srgrimesseekdir(dirp, loc) 521573Srgrimes DIR *dirp; 531573Srgrimes long loc; 541573Srgrimes{ 5571579Sdeischen if (__isthreaded) 56174221Sdes _pthread_mutex_lock(&dirp->dd_lock); 571573Srgrimes _seekdir(dirp, loc); 5871579Sdeischen if (__isthreaded) 59174221Sdes _pthread_mutex_unlock(&dirp->dd_lock); 601573Srgrimes} 61