1*57718be8SEnji Cooper /* $NetBSD: t_ucontext.c,v 1.1 2011/10/15 06:54:52 jruoho Exp $ */
2*57718be8SEnji Cooper
3*57718be8SEnji Cooper /*
4*57718be8SEnji Cooper * Copyright (c) 2008 The NetBSD Foundation, Inc.
5*57718be8SEnji Cooper * All rights reserved.
6*57718be8SEnji Cooper *
7*57718be8SEnji Cooper * Redistribution and use in source and binary forms, with or without
8*57718be8SEnji Cooper * modification, are permitted provided that the following conditions
9*57718be8SEnji Cooper * are met:
10*57718be8SEnji Cooper * 1. Redistributions of source code must retain the above copyright
11*57718be8SEnji Cooper * notice, this list of conditions and the following disclaimer.
12*57718be8SEnji Cooper * 2. Redistributions in binary form must reproduce the above copyright
13*57718be8SEnji Cooper * notice, this list of conditions and the following disclaimer in the
14*57718be8SEnji Cooper * documentation and/or other materials provided with the distribution.
15*57718be8SEnji Cooper *
16*57718be8SEnji Cooper * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17*57718be8SEnji Cooper * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18*57718be8SEnji Cooper * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19*57718be8SEnji Cooper * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20*57718be8SEnji Cooper * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21*57718be8SEnji Cooper * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22*57718be8SEnji Cooper * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23*57718be8SEnji Cooper * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24*57718be8SEnji Cooper * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25*57718be8SEnji Cooper * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26*57718be8SEnji Cooper * POSSIBILITY OF SUCH DAMAGE.
27*57718be8SEnji Cooper */
28*57718be8SEnji Cooper
29*57718be8SEnji Cooper #include <sys/cdefs.h>
30*57718be8SEnji Cooper __COPYRIGHT("@(#) Copyright (c) 2008\
31*57718be8SEnji Cooper The NetBSD Foundation, inc. All rights reserved.");
32*57718be8SEnji Cooper __RCSID("$NetBSD: t_ucontext.c,v 1.1 2011/10/15 06:54:52 jruoho Exp $");
33*57718be8SEnji Cooper
34*57718be8SEnji Cooper #include <atf-c.h>
35*57718be8SEnji Cooper #include <stdio.h>
36*57718be8SEnji Cooper #include <ucontext.h>
37*57718be8SEnji Cooper
38*57718be8SEnji Cooper ATF_TC(ucontext_basic);
ATF_TC_HEAD(ucontext_basic,tc)39*57718be8SEnji Cooper ATF_TC_HEAD(ucontext_basic, tc)
40*57718be8SEnji Cooper {
41*57718be8SEnji Cooper atf_tc_set_md_var(tc, "descr", "Checks {get,set}context(2)");
42*57718be8SEnji Cooper }
43*57718be8SEnji Cooper
ATF_TC_BODY(ucontext_basic,tc)44*57718be8SEnji Cooper ATF_TC_BODY(ucontext_basic, tc)
45*57718be8SEnji Cooper {
46*57718be8SEnji Cooper ucontext_t u, v, w;
47*57718be8SEnji Cooper volatile int x, y;
48*57718be8SEnji Cooper
49*57718be8SEnji Cooper x = 0;
50*57718be8SEnji Cooper y = 0;
51*57718be8SEnji Cooper
52*57718be8SEnji Cooper printf("Start\n");
53*57718be8SEnji Cooper
54*57718be8SEnji Cooper getcontext(&u);
55*57718be8SEnji Cooper y++;
56*57718be8SEnji Cooper
57*57718be8SEnji Cooper printf("x == %d\n", x);
58*57718be8SEnji Cooper
59*57718be8SEnji Cooper getcontext(&v);
60*57718be8SEnji Cooper
61*57718be8SEnji Cooper if ( x < 20 ) {
62*57718be8SEnji Cooper x++;
63*57718be8SEnji Cooper getcontext(&w);
64*57718be8SEnji Cooper setcontext(&u);
65*57718be8SEnji Cooper }
66*57718be8SEnji Cooper
67*57718be8SEnji Cooper printf("End, y = %d\n", y);
68*57718be8SEnji Cooper ATF_REQUIRE_EQ(y, 21);
69*57718be8SEnji Cooper }
70*57718be8SEnji Cooper
ATF_TP_ADD_TCS(tp)71*57718be8SEnji Cooper ATF_TP_ADD_TCS(tp)
72*57718be8SEnji Cooper {
73*57718be8SEnji Cooper ATF_TP_ADD_TC(tp, ucontext_basic);
74*57718be8SEnji Cooper
75*57718be8SEnji Cooper return atf_no_error();
76*57718be8SEnji Cooper }
77