1 /* $NetBSD: ras1.c,v 1.9 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 <sys/ras.h>
35 #include <sys/time.h>
36 
37 #define COUNT       10
38 
39 volatile int handled = 0;
40 volatile int count = 0;
41 struct itimerval itv;
42 
43 void handler(int);
44 
45 void
handler(int sig)46 handler(int sig)
47 {
48 
49           handled++;
50 }
51 
52 RAS_DECL(main);
53 
54 int
main(void)55 main(void)
56 {
57 
58         signal(SIGVTALRM, handler);
59 
60         itv.it_interval.tv_sec = 0;
61         itv.it_interval.tv_usec = 0;
62         itv.it_value.tv_sec = 10;
63         itv.it_value.tv_usec = 0;
64         setitimer(ITIMER_VIRTUAL, &itv, NULL);
65 
66           if (rasctl(RAS_ADDR(main), RAS_SIZE(main), RAS_INSTALL) < 0) {
67                     if (errno == EOPNOTSUPP) {
68                               printf("RAS is not supported on this architecture\n");
69                               return 0;
70                     }
71                     return (1);
72           }
73 
74           RAS_START(main);
75           count++;
76           if (count > COUNT)
77                     exit(handled != 0);
78 
79           while (!handled) {
80                     continue;
81           }
82           RAS_END(main);
83 
84           return (handled != 0);
85 }
86