lotteryTest.c

#include "types.h"
#include "user.h"
#include "date.h"

void spin(int tix) {
    struct rtcdate end;
    unsigned x = 0;
    unsigned y = 0;
    while (x < 100000) {
        y = 0;
        while (y < 10000) {
            y++;
        }
        x++;
    }

    getTime(&end);
    printf(0, "spin with %d tickets ended at %d hours %d minutes %d seconds\n", tix, end.hour, end.minute, end.second);
}

int main() {
    int pid1;
    int pid2;
    struct rtcdate start;
    getTime(&start);
    printf(0, "starting test at %d hours %d minutes %d seconds\n", start.hour, start.minute, start.second);
    if ((pid1 = fork()) == 0) {
        setTickets(80);
        spin(80);
        exit();
    }
    else if ((pid2 = fork()) == 0) {
        setTickets(1);
        spin(1);
        exit();
    }
    // Go to sleep and wait for subprocesses to finish
    wait();
    wait();
    exit();
}