[ysionneau@xxxxx ~]$ cat puts.c
    #include <pthread.h>
    #include <stdio.h>
    ​
    static pthread_barrier_t bar;
    ​
    static void *t1(void *arg)
    {
        printf("Thread started.\n");
        pthread_barrier_wait(&bar);
        pthread_barrier_wait(&bar);
        puts("we try to write!\n");
    }
    ​
    int main(void)
    {
        pthread_t thread;
    ​
        printf("Starting pthread...\n");
    ​
        pthread_barrier_init(&bar, NULL, 2);
        pthread_create(&thread, NULL, &t1, NULL);
    ​
        pthread_barrier_wait(&bar);
        printf("Canceling our thread\n");
        pthread_cancel(thread);
        pthread_barrier_wait(&bar);
    ​
        pthread_join(thread, NULL);
    ​
        puts("we also try to write\n");
    ​
        return 0;
    }
    [ysionneau@xxxxx ~]$ gcc puts.c -o puts -pthread