1/* $NetBSD: ras3.c,v 1.8 2008/01/06 21:53:08 martin Exp $ */
2
3/*-
4 * Copyright (c) 2002 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <errno.h>
30#include <inttypes.h>
31#include <stdio.h>
32#include <signal.h>
33#include <unistd.h>
34#include <sys/ras.h>
35#include <sys/time.h>
36#include <sys/wait.h>
37
38#define COUNT	10
39
40volatile int handled = 0;
41volatile int count = 0;
42struct itimerval itv;
43
44void handler(int);
45
46void
47handler(int sig)
48{
49
50	handled++;
51}
52
53RAS_DECL(main);
54
55int
56main(int argc, char *argv[])
57{
58	int rv;
59	char *const args[] = { argv[0], "1", NULL };
60
61        signal(SIGVTALRM, handler);
62
63        itv.it_interval.tv_sec = 0;
64        itv.it_interval.tv_usec = 0;
65        itv.it_value.tv_sec = 10;
66        itv.it_value.tv_usec = 0;
67        setitimer(ITIMER_VIRTUAL, &itv, NULL);
68
69	if (argc != 2) {
70		if (rasctl(RAS_ADDR(main), RAS_SIZE(main), RAS_INSTALL) < 0) {
71			if (errno == EOPNOTSUPP) {
72				printf("RAS is not supported on this "
73				    "architecture\n");
74				return 0;
75			}
76			return (1);
77		}
78		if (fork() != 0) {
79			wait(&rv);
80			return (WEXITSTATUS(rv) == 0);
81		}
82		if (execvp(argv[0],args) < 0) {
83			printf("exec failed\n");
84			return (0);
85		}
86	}
87
88	RAS_START(main);
89	count++;
90	if (count > COUNT)
91		goto end;
92
93	while (!handled) {
94		continue;
95	}
96end:
97	RAS_END(main);
98
99	return (handled != 0);
100}
101