paparazzi_problem

void handle_periodic_tasks_ap(void) {
    FILE *f = fopen("/home/myusername/file.txt", "w");
    if (f == NULL)
    {
        printf("Error opening file!\n");
        exit(1);
    }

    /* print some text */
    const char *text = "Write this to the file";
    fprintf(f, "Some text: %s\n", text);

    fclose(f);

    if (sys_time_check_and_ack_timer(sensors_tid))
            sensors_task();

    if (sys_time_check_and_ack_timer(navigation_tid))
        navigation_task();

    ....
}