xref: /minix3/lib/libc/compat/arch/sh3/sys/compat_sigprocmask.S (revision 2fe8fb192fe7e8720e3e7a77f928da545e872a6a)
1*2fe8fb19SBen Gras/*	$NetBSD: compat_sigprocmask.S,v 1.3 2006/01/06 04:08:47 uwe Exp $	*/
2*2fe8fb19SBen Gras
3*2fe8fb19SBen Gras/*-
4*2fe8fb19SBen Gras * Copyright (c) 1990 The Regents of the University of California.
5*2fe8fb19SBen Gras * All rights reserved.
6*2fe8fb19SBen Gras *
7*2fe8fb19SBen Gras * This code is derived from software contributed to Berkeley by
8*2fe8fb19SBen Gras * William Jolitz.
9*2fe8fb19SBen Gras *
10*2fe8fb19SBen Gras * Redistribution and use in source and binary forms, with or without
11*2fe8fb19SBen Gras * modification, are permitted provided that the following conditions
12*2fe8fb19SBen Gras * are met:
13*2fe8fb19SBen Gras * 1. Redistributions of source code must retain the above copyright
14*2fe8fb19SBen Gras *    notice, this list of conditions and the following disclaimer.
15*2fe8fb19SBen Gras * 2. Redistributions in binary form must reproduce the above copyright
16*2fe8fb19SBen Gras *    notice, this list of conditions and the following disclaimer in the
17*2fe8fb19SBen Gras *    documentation and/or other materials provided with the distribution.
18*2fe8fb19SBen Gras * 3. Neither the name of the University nor the names of its contributors
19*2fe8fb19SBen Gras *    may be used to endorse or promote products derived from this software
20*2fe8fb19SBen Gras *    without specific prior written permission.
21*2fe8fb19SBen Gras *
22*2fe8fb19SBen Gras * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23*2fe8fb19SBen Gras * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24*2fe8fb19SBen Gras * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25*2fe8fb19SBen Gras * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26*2fe8fb19SBen Gras * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27*2fe8fb19SBen Gras * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28*2fe8fb19SBen Gras * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29*2fe8fb19SBen Gras * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30*2fe8fb19SBen Gras * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31*2fe8fb19SBen Gras * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32*2fe8fb19SBen Gras * SUCH DAMAGE.
33*2fe8fb19SBen Gras *
34*2fe8fb19SBen Gras *	from: @(#)sigprocmask.s	5.2 (Berkeley) 12/17/90
35*2fe8fb19SBen Gras */
36*2fe8fb19SBen Gras
37*2fe8fb19SBen Gras#include <machine/asm.h>
38*2fe8fb19SBen Gras#if defined(SYSLIBC_SCCS) && !defined(lint)
39*2fe8fb19SBen Gras	RCSID("$NetBSD: compat_sigprocmask.S,v 1.3 2006/01/06 04:08:47 uwe Exp $")
40*2fe8fb19SBen Gras#endif /* SYSLIBC_SCCS and not lint */
41*2fe8fb19SBen Gras
42*2fe8fb19SBen Gras#include "SYS.h"
43*2fe8fb19SBen Gras
44*2fe8fb19SBen GrasWARN_REFERENCES(sigprocmask, \
45*2fe8fb19SBen Gras    "warning: reference to compatibility sigprocmask(); include <signal.h> for correct reference")
46*2fe8fb19SBen Gras
47*2fe8fb19SBen Gras/*
48*2fe8fb19SBen Gras * int
49*2fe8fb19SBen Gras * sigprocmask(int how, const sigset_t * restrict set,
50*2fe8fb19SBen Gras *     sigset_t * restrict oset);
51*2fe8fb19SBen Gras */
52*2fe8fb19SBen GrasENTRY(sigprocmask)
53*2fe8fb19SBen Gras	tst	r5, r5			/* set == NULL? */
54*2fe8fb19SBen Gras	bf	1f
55*2fe8fb19SBen Gras
56*2fe8fb19SBen Gras	bra	2f			/* r5 (new mask) is already zero */
57*2fe8fb19SBen Gras	 mov	#1, r4			/* how = SIG_BLOCK */
58*2fe8fb19SBen Gras
59*2fe8fb19SBen Gras1:	mov.l	@r5, r5			/* fetch new mask */
60*2fe8fb19SBen Gras
61*2fe8fb19SBen Gras2:	mov	#SYS_compat_13_sigprocmask13, r0
62*2fe8fb19SBen Gras	trapa	#0x80
63*2fe8fb19SBen Gras	bf	err
64*2fe8fb19SBen Gras
65*2fe8fb19SBen Gras	tst	r6, r6			/* oset == NULL? */
66*2fe8fb19SBen Gras	bt	3f
67*2fe8fb19SBen Gras	mov.l	r0, @r6			/* store old mask */
68*2fe8fb19SBen Gras3:	rts
69*2fe8fb19SBen Gras	 mov	#0, r0
70*2fe8fb19SBen Gras
71*2fe8fb19SBen Graserr:
72*2fe8fb19SBen Gras	JUMP_CERROR
73*2fe8fb19SBen Gras
74*2fe8fb19SBen Gras	SET_ENTRY_SIZE(sigprocmask)
75