#include <pthread.h>
#include <unistd.h>
#include <stdio.h>

void *child(void *arg);

struct thread_data{
    int amount;
    int period;
    int iterations;
};

/* create a new thread that allocates memory
returns the new process id */
int start_periodic(int amount, int period, int iterations) {
    pthread_t tid;
    
    struct thread_data args;
    args.amount = amount;
    args.period = period;
    args.iterations = iterations;

    if (pthread_create(&tid, NULL, child, &args) != 0) {
        /* error creating child, to stderr */
    }
    printf("created child: %d\n", tid);

    return 1;
    
}

void *child(void *arg) {
    struct thread_data * my_data;
    my_data = (struct thread_data *) arg;
    
    int period = *my_data.period;
    int amount = *my_data.amount;
    int iterations = *my_data.iterations;

    return arg;
}