1 /* $NetBSD: ras2.c,v 1.11 2012/11/02 14:53:03 chs 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 <stdlib.h>
30 #include <errno.h>
31 #include <inttypes.h>
32 #include <stdio.h>
33 #include <signal.h>
34 #include <unistd.h>
35 #include <sys/ras.h>
36 #include <sys/time.h>
37 #include <sys/wait.h>
38
39 #define COUNT 10
40
41 volatile int handled = 0;
42 volatile int count = 0;
43 struct itimerval itv;
44
45 void handler(int);
46
47 void
handler(int sig)48 handler(int sig)
49 {
50
51 handled++;
52 }
53
54 RAS_DECL(main);
55
56 int
main(void)57 main(void)
58 {
59 int rv;
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
68 if (rasctl(RAS_ADDR(main), RAS_SIZE(main), RAS_INSTALL) < 0) {
69 if (errno == EOPNOTSUPP) {
70 printf("RAS is not supported on this architecture\n");
71 return 0;
72 }
73 return (1);
74 }
75
76 if (fork() != 0) {
77 wait(&rv);
78 return WEXITSTATUS(rv);
79 }
80 setitimer(ITIMER_VIRTUAL, &itv, NULL);
81
82 RAS_START(main);
83 count++;
84 if (count > COUNT)
85 exit(handled != 0);
86
87 while (!handled) {
88 continue;
89 }
90 RAS_END(main);
91
92 return (handled != 0);
93 }
94