glibc/hurd/set-host.c
Andreas Jaeger 41bdb6e20c Update to LGPL v2.1.
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.
2001-07-06 04:58:11 +00:00

51 lines
1.7 KiB
C

/* Set a host configuration item kept as the whole contents of a file.
Copyright (C) 1996, 1997, 1999 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 <fcntl.h>
#include <hurd.h>
#include "hurdhost.h"
ssize_t
_hurd_set_host_config (const char *item, const char *value, size_t valuelen)
{
error_t err;
mach_msg_type_number_t nwrote;
file_t new, dir;
char *name;
dir = __file_name_split (item, &name);
if (dir == MACH_PORT_NULL)
return -1;
/* Create a new node. */
err = __dir_mkfile (dir, O_CREAT|O_TRUNC, 0644, &new);
if (! err)
{
/* Write the contents. */
err = __io_write (new, value, valuelen, 0, &nwrote);
if (! err)
/* Atomically link the new node onto the name. */
err = __dir_link (dir, new, name, 0);
__mach_port_deallocate (__mach_task_self (), new);
}
__mach_port_deallocate (__mach_task_self (), dir);
return err ? __hurd_fail (err) : nwrote;
}