1/*-
2 * Copyright (c) 2002 Peter Grehan.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26/*      $NetBSD: setlogin.S,v 1.3 1998/11/24 11:14:57 tsubai Exp $      */
27
28#include <machine/asm.h>
29__FBSDID("$FreeBSD$");
30
31#include "SYS.h"
32
33	.globl  CNAME(_logname_valid)		/* in _getlogin() */
34
35SYSCALL(setlogin)
36#ifdef PIC
37	mflr	%r10
38	bl	_GLOBAL_OFFSET_TABLE_@local-4
39	mflr	%r4
40	lwz	%r4,CNAME(_logname_valid)@got(%r4)
41	li	%r5,%r0
42	stw	%r5,0(%r4)
43	mtlr	%r10
44#else
45	lis	%r4,CNAME(_logname_valid)@ha
46	li	%r5,0
47	stw	%r5,CNAME(_logname_valid)@l(%r4)
48#endif
49	blr
50
51	.section .note.GNU-stack,"",%progbits
52