mirror of
git://sourceware.org/git/newlib-cygwin.git
synced 2025-01-16 03:19:54 +08:00
39e65e0113
* libc/include/string.h[__linux__]: Add strsignal prototype.
* libc/include/sys/lock.h: New file with default locking support.
* libc/include/sys/reent.h: Add signal buffer support for strsignal
and psignal.
* libc/posix/Makefile.am: Add support for readdir_r.c.
* libc/posix/Makefile.in: Regenerated.
* libc/posix/closedir.c: Add locking support and hash table cleanup.
* libc/posix/opendir.c: Add lock support.
* libc/posix/readdir.c: Ditto.
* libc/posix/rewinddir.c: Ditto.
* libc/posix/scandir.c: Ditto.
* libc/posix/seekdir.c: Ditto.
* libc/posix/telldir.c: Ditto plus add _cleanupdir routine to
clean up leftover hash table entries.
* libc/posix/readdir_r.c: New file.
* libc/sys/linux/Makefile.am: Add psignal.c and strsignal.c support.
* libc/sys/linux/Makefile.in: Regenerated.
* libc/sys/linux/sys/dirent.h: Add dd_lock to DIR structure.
* libc/sys/linux/sys/signal.h: Add psignal prototype.
* libc/sys/linux/psignal.c: New file.
* libc/sys/linux/strsignal.c: Ditto.
78 lines
2.6 KiB
C
78 lines
2.6 KiB
C
#ifndef HAVE_OPENDIR
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/*
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* Copyright (c) 1983 Regents of the University of California.
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* All rights reserved.
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*
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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*
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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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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)closedir.c 5.9 (Berkeley) 2/23/91";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/types.h>
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#include <dirent.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/lock.h>
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extern void _cleanupdir (DIR *dirp);
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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(dirp)
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register DIR *dirp;
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{
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int fd, rc;
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#ifdef HAVE_DD_LOCK
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__lock_acquire_recursive(dirp->dd_lock);
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#endif
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rc = 0;
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fd = dirp->dd_fd;
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if (fd != -1) {
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dirp->dd_fd = -1;
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dirp->dd_loc = 0;
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(void)free((void *)dirp->dd_buf);
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(void)free((void *)dirp);
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rc = close(fd);
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_cleanupdir(dirp);
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}
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#ifdef HAVE_DD_LOCK
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__lock_release_recursive(dirp->dd_lock);
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__lock_close_recursive(dirp->dd_lock);
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#endif
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return rc;
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}
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#endif /* ! HAVE_OPENDIR */
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