1 /*
2  * Compile with:
3  * cc -I/usr/local/include -o signal-test \
4  *   signal-test.c -L/usr/local/lib -levent
5  */
6 
7 #include <sys/types.h>
8 
9 #include <event2/event-config.h>
10 
11 #include <sys/stat.h>
12 #ifndef _WIN32
13 #include <sys/queue.h>
14 #include <unistd.h>
15 #include <sys/time.h>
16 #else
17 #include <winsock2.h>
18 #include <windows.h>
19 #endif
20 #include <signal.h>
21 #include <fcntl.h>
22 #include <stdlib.h>
23 #include <stdio.h>
24 #include <string.h>
25 #include <errno.h>
26 
27 #include <event2/event.h>
28 
29 #ifdef EVENT____func__
30 #define __func__ EVENT____func__
31 #endif
32 
33 int called = 0;
34 
35 static void
36 signal_cb(evutil_socket_t fd, short event, void *arg)
37 {
38 	struct event *signal = arg;
39 
40 	printf("%s: got signal %d\n", __func__, event_get_signal(signal));
41 
42 	if (called >= 2)
43 		event_del(signal);
44 
45 	called++;
46 }
47 
48 int
49 main(int argc, char **argv)
50 {
51 	struct event *signal_int;
52 	struct event_base* base;
53 #ifdef _WIN32
54 	WORD wVersionRequested;
55 	WSADATA wsaData;
56 
57 	wVersionRequested = MAKEWORD(2, 2);
58 
59 	(void) WSAStartup(wVersionRequested, &wsaData);
60 #endif
61 
62 	/* Initalize the event library */
63 	base = event_base_new();
64 
65 	/* Initalize one event */
66 	signal_int = evsignal_new(base, SIGINT, signal_cb, event_self_cbarg());
67 
68 	event_add(signal_int, NULL);
69 
70 	event_base_dispatch(base);
71 	event_base_free(base);
72 
73 	return (0);
74 }
75 
76