test-time.cpp

This is a timer usage example ported from libevent.

/*
 * Compile with:
 * c++ -I/usr/local/include -o time-test time-test.cpp -L/usr/local/lib -levent
 *
 * Wed 2006-12-27 - Modified by Leandro Lucarella <llucax+eventxx@gmail.com>
 *
 *     Adapted to test the C++ inteface.
 *
 */
 
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <fcntl.h>
#include <unistd.h>
#include <cstdlib>
#include <cstdio>
#include <cstring>
#include <cerrno>
 
#include <eventxx>
 
int called = 0;
 
#define NEVENT  20000
 
eventxx::ctimer* ev[NEVENT];
eventxx::dispatcher d;
 
void
time_cb(int fd, short event, void *arg)
{
        called++;
 
        if (called < 10*NEVENT) {
                for (int i = 0; i < 10; i++) {
                        eventxx::time tv(0, random() % 50000L);
                        int j = random() % NEVENT;
                        if (tv.usec() % 2)
                                d.add(*ev[j], tv);
                        else
                                d.del(*ev[j]);
                }
        }
}
 
int
main (int argc, char **argv)
{
        for (int i = 0; i < NEVENT; i++) {
                /* Initalize one event */
                ev[i] = new eventxx::ctimer(time_cb, NULL);
                d.add(*ev[i], eventxx::time(0, random() % 50000L));
        }
 
        d.dispatch();
 
        return (called < NEVENT);
}