1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
/*
* Compile with:
* cc -I/usr/local/include -o time-test time-test.c -L/usr/local/lib -levent
*/
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <sys/stat.h>
#ifndef WIN32
#ifdef HAVE_SYS_QUEUE_H
#include <sys/queue.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#else
#include <windows.h>
#endif
#include <signal.h>
#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include "opal/util/event.h"
#include "opal/runtime/opal.h"
int called = 0;
void
signal_cb(int fd, short event, void *arg)
{
opal_event_t *signal = arg;
printf("%s: got signal %d\n", __func__, OPAL_EVENT_SIGNAL(signal));
if (called >= 2)
opal_event.del(signal);
called++;
}
int
main (int argc, char **argv)
{
opal_event_t signal_int, signal_term;
/* Initialize the event library */
opal_init();
/* Initialize one event */
opal_event.set(opal_event_base, &signal_term, SIGUSR1, OPAL_EV_SIGNAL|OPAL_EV_PERSIST, signal_cb,
&signal_term);
opal_event.set(opal_event_base, &signal_int, SIGUSR2, OPAL_EV_SIGNAL|OPAL_EV_PERSIST, signal_cb,
&signal_int);
opal_event.add(&signal_int, NULL);
opal_event.add(&signal_term, NULL);
opal_event.dispatch(opal_event_base);
return (0);
}
|
