1272343Sngie/* $NetBSD: t_ucontext.c,v 1.1 2011/10/15 06:54:52 jruoho Exp $ */
2272343Sngie
3272343Sngie/*
4272343Sngie * Copyright (c) 2008 The NetBSD Foundation, Inc.
5272343Sngie * All rights reserved.
6272343Sngie *
7272343Sngie * Redistribution and use in source and binary forms, with or without
8272343Sngie * modification, are permitted provided that the following conditions
9272343Sngie * are met:
10272343Sngie * 1. Redistributions of source code must retain the above copyright
11272343Sngie *    notice, this list of conditions and the following disclaimer.
12272343Sngie * 2. Redistributions in binary form must reproduce the above copyright
13272343Sngie *    notice, this list of conditions and the following disclaimer in the
14272343Sngie *    documentation and/or other materials provided with the distribution.
15272343Sngie *
16272343Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17272343Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18272343Sngie * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19272343Sngie * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20272343Sngie * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21272343Sngie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22272343Sngie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23272343Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24272343Sngie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25272343Sngie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26272343Sngie * POSSIBILITY OF SUCH DAMAGE.
27272343Sngie */
28272343Sngie
29272343Sngie#include <sys/cdefs.h>
30272343Sngie__COPYRIGHT("@(#) Copyright (c) 2008\
31272343Sngie The NetBSD Foundation, inc. All rights reserved.");
32272343Sngie__RCSID("$NetBSD: t_ucontext.c,v 1.1 2011/10/15 06:54:52 jruoho Exp $");
33272343Sngie
34272343Sngie#include <atf-c.h>
35272343Sngie#include <stdio.h>
36272343Sngie#include <ucontext.h>
37272343Sngie
38272343SngieATF_TC(ucontext_basic);
39272343SngieATF_TC_HEAD(ucontext_basic, tc)
40272343Sngie{
41272343Sngie	atf_tc_set_md_var(tc, "descr", "Checks {get,set}context(2)");
42272343Sngie}
43272343Sngie
44272343SngieATF_TC_BODY(ucontext_basic, tc)
45272343Sngie{
46272343Sngie	ucontext_t u, v, w;
47272343Sngie	volatile int x, y;
48272343Sngie
49272343Sngie	x = 0;
50272343Sngie	y = 0;
51272343Sngie
52272343Sngie	printf("Start\n");
53272343Sngie
54272343Sngie	getcontext(&u);
55272343Sngie	y++;
56272343Sngie
57272343Sngie	printf("x == %d\n", x);
58272343Sngie
59272343Sngie	getcontext(&v);
60272343Sngie
61272343Sngie	if ( x < 20 ) {
62272343Sngie		x++;
63272343Sngie		getcontext(&w);
64272343Sngie		setcontext(&u);
65272343Sngie	}
66272343Sngie
67272343Sngie	printf("End, y = %d\n", y);
68272343Sngie	ATF_REQUIRE_EQ(y, 21);
69272343Sngie}
70272343Sngie
71272343SngieATF_TP_ADD_TCS(tp)
72272343Sngie{
73272343Sngie	ATF_TP_ADD_TC(tp, ucontext_basic);
74272343Sngie
75272343Sngie	return atf_no_error();
76272343Sngie}
77