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



_Atomic int done; /* state variable */

void *new_thread(void *arg) {
    sleep(1);
    printf("new thread\n");

    done++;
    
    return NULL;
}

int
main(int argc, char *argv[]) {
    pthread_t p;
    printf("main: begin\n");
    pthread_create(&p, NULL, new_thread, NULL);    

    while(!done)
        ;
    
    printf("main: end\n");
    return 0;
}