1 /* 2 * Compile with: 3 * cc -I/usr/local/include -o time-test time-test.c -L/usr/local/lib -levent 4 */ 5 6 #include <sys/types.h> 7 8 #ifdef HAVE_CONFIG_H 9 #include "config.h" 10 #endif 11 12 #include <sys/stat.h> 13 #ifndef WIN32 14 #include <sys/queue.h> 15 #include <unistd.h> 16 #endif 17 #include <time.h> 18 #ifdef HAVE_SYS_TIME_H 19 #include <sys/time.h> 20 #endif 21 #include <fcntl.h> 22 #include <stdlib.h> 23 #include <stdio.h> 24 #include <string.h> 25 #include <errno.h> 26 27 #include <event.h> 28 #include <evutil.h> 29 30 int lasttime; 31 32 static void 33 timeout_cb(int fd, short event, void *arg) 34 { 35 struct timeval tv; 36 struct event *timeout = arg; 37 int newtime = time(NULL); 38 39 printf("%s: called at %d: %d\n", __func__, newtime, 40 newtime - lasttime); 41 lasttime = newtime; 42 43 evutil_timerclear(&tv); 44 tv.tv_sec = 2; 45 event_add(timeout, &tv); 46 } 47 48 int 49 main (int argc, char **argv) 50 { 51 struct event timeout; 52 struct timeval tv; 53 54 /* Initalize the event library */ 55 event_init(); 56 57 /* Initalize one event */ 58 evtimer_set(&timeout, timeout_cb, &timeout); 59 60 evutil_timerclear(&tv); 61 tv.tv_sec = 2; 62 event_add(&timeout, &tv); 63 64 lasttime = time(NULL); 65 66 event_dispatch(); 67 68 return (0); 69 } 70 71
