glibc/sysdeps/unix/closedir.c
Ulrich Drepper 9eecb5e8f3 Update.
1998-03-18  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/opendir.c (__opendir): Don't block on FIFOs etc.
	Optimize memmory handling.
	* sysdeps/unix/closedir.c: Optmize memory handling.
1998-03-18 09:01:59 +00:00

50 lines
1.4 KiB
C

/* Copyright (C) 1991, 1993, 1995, 1996, 1998 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <errno.h>
#include <stddef.h>
#include <stdlib.h>
#include <dirent.h>
#include <unistd.h>
#include <dirstream.h>
/* Close the directory stream DIRP.
Return 0 if successful, -1 if not. */
int
__closedir (DIR *dirp)
{
int fd;
if (dirp == NULL)
{
__set_errno (EINVAL);
return -1;
}
__libc_lock_lock (dirp->lock);
fd = dirp->fd;
__libc_lock_fini (dirp->lock);
free ((void *) dirp);
return __close (fd);
}
weak_alias (__closedir, closedir)