glibc/sysdeps/mach/hurd/opendir.c
Roland McGrath 9e865adecf * sysdeps/mach/hurd/dirstream.h: Define `struct __dirstream'
instead of `DIR'.
	* sysdeps/unix/bsd/dirstream.h: Likewise.
	* sysdeps/stub/dirstream.h: Likewise.
	* sysdeps/unix/dirstream.h: Likewise.
	* sysdeps/mach/hurd/telldir.c: Include "dirstream.h".
	* sysdeps/mach/hurd/seekdir.c: Likewise.
	* sysdeps/mach/hurd/opendir.c: Likewise.
	* sysdeps/mach/hurd/closedir.c: Likewise.
	* sysdeps/mach/hurd/readdir.c: Likewise.
	* sysdeps/unix/telldir.c: Likewise.
	* sysdeps/unix/seekdir.c: Likewise.
	* sysdeps/unix/rewinddir.c: Likewise.
	* sysdeps/unix/readdir.c: Likewise.
	* sysdeps/unix/opendir.c: Likewise.
	* sysdeps/unix/closedir.c: Likewise.
	* sysdeps/unix/bsd/telldir.c: Likewise.
	* sysdeps/unix/bsd/readdir.c: Likewise.
	* dirent/Makefile (headers): Remove dirstream.h.
	(distribute): Put it here instead.
1995-08-28 09:00:05 +00:00

71 lines
1.8 KiB
C

/* Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <ansidecl.h>
#include <errno.h>
#include <limits.h>
#include <stddef.h>
#include <stdlib.h>
#include <dirent.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <stdio.h>
#include <hurd.h>
#include <hurd/fd.h>
#include "dirstream.h"
/* Open a directory stream on NAME. */
DIR *
DEFUN(opendir, (name), CONST char *name)
{
DIR *dirp;
int fd;
struct hurd_fd *d;
fd = __open (name, O_RDONLY);
if (fd < 0)
return NULL;
dirp = (DIR *) malloc (sizeof (DIR));
if (dirp == NULL)
{
__close (fd);
return NULL;
}
/* Extract the pointer to the descriptor structure. */
__mutex_lock (&_hurd_dtable_lock);
d = dirp->__fd = _hurd_dtable[fd];
__mutex_unlock (&_hurd_dtable_lock);
/* Set the descriptor to close on exec. */
__spin_lock (&d->port.lock);
d->flags |= FD_CLOEXEC;
__spin_unlock (&d->port.lock);
dirp->__data = dirp->__ptr = NULL;
dirp->__entry_data = dirp->__entry_ptr = 0;
dirp->__allocation = 0;
dirp->__size = 0;
return dirp;
}