mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/* Copyright (C) 1994, 1995, 1997 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 Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <hurd/fd.h>
|
|
|
|
error_t
|
|
_hurd_fd_close (struct hurd_fd *fd)
|
|
{
|
|
error_t err;
|
|
|
|
HURD_CRITICAL_BEGIN;
|
|
|
|
__spin_lock (&fd->port.lock);
|
|
if (fd->port.port == MACH_PORT_NULL)
|
|
{
|
|
__spin_unlock (&fd->port.lock);
|
|
err = EBADF;
|
|
}
|
|
else
|
|
{
|
|
/* Clear the descriptor's port cells.
|
|
This deallocates the ports if noone else is still using them. */
|
|
_hurd_port_set (&fd->ctty, MACH_PORT_NULL);
|
|
_hurd_port_locked_set (&fd->port, MACH_PORT_NULL);
|
|
err = 0;
|
|
}
|
|
|
|
HURD_CRITICAL_END;
|
|
|
|
return err;
|
|
}
|