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#include <rudiments/intervaltimer.h>
#include <rudiments/signalclasses.h>
#include <stdio.h>
#include <unistd.h>
RETSIGTYPE alarmhandler() {
printf("alarm!\n");
}
void waitForTimer(intervaltimer *t) {
itimerval itv;
t->getIntervals(&itv);
printf("initial: %dsec %dusec ",
itv.it_value.tv_sec,itv.it_value.tv_usec);
printf("interval: %dsec %dusec\n",
itv.it_interval.tv_sec,itv.it_interval.tv_usec);
for (;;) {
timeval gtv;
t->getTimeRemaining(>v);
printf("time remaining: %dsec %dusec\n",gtv.tv_sec,gtv.tv_usec);
if (gtv.tv_sec==0 && gtv.tv_usec==0) {
break;
}
sleep(1);
}
}
int main(int argc, char **argv) {
signalhandler ah;
ah.setHandler((void *)alarmhandler);
ah.handleSignal(SIGALRM);
intervaltimer t(ITIMER_REAL);
t.setInitialInterval(2,0);
t.start();
waitForTimer(&t);
t.setInitialInterval(2,500000);
t.start();
waitForTimer(&t);
timeval tv;
tv.tv_sec=2;
tv.tv_usec=500000;
t.setInitialInterval(&tv);
t.start();
waitForTimer(&t);
itimerval stv;
stv.it_value.tv_sec=2;
stv.it_value.tv_usec=0;
stv.it_interval.tv_sec=0;
stv.it_interval.tv_usec=0;
t.setIntervals(&stv);
t.start();
waitForTimer(&t);
}
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