xref: /minix3/lib/libc/arch/vax/sys/ptrace.S (revision 2fe8fb192fe7e8720e3e7a77f928da545e872a6a)
1*2fe8fb19SBen Gras/*
2*2fe8fb19SBen Gras * Copyright (c) 1983, 1993
3*2fe8fb19SBen Gras *	The Regents of the University of California.  All rights reserved.
4*2fe8fb19SBen Gras *
5*2fe8fb19SBen Gras * Redistribution and use in source and binary forms, with or without
6*2fe8fb19SBen Gras * modification, are permitted provided that the following conditions
7*2fe8fb19SBen Gras * are met:
8*2fe8fb19SBen Gras * 1. Redistributions of source code must retain the above copyright
9*2fe8fb19SBen Gras *    notice, this list of conditions and the following disclaimer.
10*2fe8fb19SBen Gras * 2. Redistributions in binary form must reproduce the above copyright
11*2fe8fb19SBen Gras *    notice, this list of conditions and the following disclaimer in the
12*2fe8fb19SBen Gras *    documentation and/or other materials provided with the distribution.
13*2fe8fb19SBen Gras * 3. Neither the name of the University nor the names of its contributors
14*2fe8fb19SBen Gras *    may be used to endorse or promote products derived from this software
15*2fe8fb19SBen Gras *    without specific prior written permission.
16*2fe8fb19SBen Gras *
17*2fe8fb19SBen Gras * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18*2fe8fb19SBen Gras * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19*2fe8fb19SBen Gras * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20*2fe8fb19SBen Gras * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21*2fe8fb19SBen Gras * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22*2fe8fb19SBen Gras * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23*2fe8fb19SBen Gras * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24*2fe8fb19SBen Gras * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25*2fe8fb19SBen Gras * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26*2fe8fb19SBen Gras * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27*2fe8fb19SBen Gras * SUCH DAMAGE.
28*2fe8fb19SBen Gras */
29*2fe8fb19SBen Gras
30*2fe8fb19SBen Gras#if defined(SYSLIBC_SCCS) && !defined(lint)
31*2fe8fb19SBen Gras	/* .asciz "@(#)ptrace.s	8.1 (Berkeley) 6/4/93" */
32*2fe8fb19SBen Gras	.asciz "$NetBSD: ptrace.S,v 1.7 2003/08/07 16:42:33 agc Exp $"
33*2fe8fb19SBen Gras#endif /* SYSLIBC_SCCS and not lint */
34*2fe8fb19SBen Gras
35*2fe8fb19SBen Gras#include "SYS.h"
36*2fe8fb19SBen Gras
37*2fe8fb19SBen GrasENTRY(ptrace, 0)
38*2fe8fb19SBen Gras#ifdef _REENTRANT
39*2fe8fb19SBen Gras	calls	$0,_C_LABEL(__errno)
40*2fe8fb19SBen Gras	clrl	(%r0)
41*2fe8fb19SBen Gras#else
42*2fe8fb19SBen Gras	clrl	_C_LABEL(errno)
43*2fe8fb19SBen Gras#endif
44*2fe8fb19SBen Gras	chmk	$ SYS_ptrace
45*2fe8fb19SBen Gras	jcs	err
46*2fe8fb19SBen Gras	ret
47*2fe8fb19SBen Graserr:
48*2fe8fb19SBen Gras	jmp	CERROR+2
49