mirror of https://github.com/acidanthera/audk.git
89 lines
3.0 KiB
C
89 lines
3.0 KiB
C
/** @file
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Close an open directory.
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Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Copyright (c) 1983, 1993
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Regents of the University of California. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the University nor the names of its contributors
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may be used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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NetBSD: closedir.c,v 1.15 2006/05/17 20:36:50 christos Exp
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closedir.c 8.1 (Berkeley) 6/10/93
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**/
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#include <sys/cdefs.h>
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#include <namespace.h>
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#include <reentrant.h>
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#include <extern.h>
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#include <sys/types.h>
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#include <assert.h>
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#include <dirent.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <unistd.h>
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#ifdef __weak_alias
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__weak_alias(closedir,_closedir)
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#endif
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/*
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* close a directory.
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*/
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int
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closedir(DIR *dirp)
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{
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int fd;
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_DIAGASSERT(dirp != NULL);
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#ifdef _REENTRANT
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if (__isthreaded)
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mutex_lock((mutex_t *)dirp->dd_lock);
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#endif
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fd = dirp->dd_fd;
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dirp->dd_fd = -1;
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dirp->dd_loc = 0;
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free(dirp->dd_buf);
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#ifdef _REENTRANT
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if (__isthreaded) {
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mutex_unlock((mutex_t *)dirp->dd_lock);
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mutex_destroy((mutex_t *)dirp->dd_lock);
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free(dirp->dd_lock);
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}
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#endif
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free((void *)dirp);
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return(close(fd));
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}
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