Пример #1
0
HYD_status HYDTI_bscd_ssh_store_launch_time(char *hostname)
{
    int i, oldest, time_left;
    struct timeval now;
    struct HYDT_bscd_ssh_time *e;
    HYD_status status = HYD_SUCCESS;

    for (e = HYDT_bscd_ssh_time; e; e = e->next)
        if (!strcmp(hostname, e->hostname))
            break;

    if (e == NULL) {    /* Couldn't find an element for this host */
        status = create_element(hostname, &e);
        HYDU_ERR_POP(status, "unable to create ssh time element\n");
    }

    /* Search for an unset element to store the current time */
    for (i = 0; i < HYDT_bscd_ssh_limit; i++) {
        if (e->init_time[i].tv_sec == 0 && e->init_time[i].tv_usec == 0) {
            gettimeofday(&e->init_time[i], NULL);
            goto fn_exit;
        }
    }

    /* No free element found; wait for the oldest element to turn
     * older */
    oldest = 0;
    for (i = 0; i < HYDT_bscd_ssh_limit; i++)
        if (older(e->init_time[i], e->init_time[oldest]))
            oldest = i;

    gettimeofday(&now, NULL);
    time_left = HYDT_bscd_ssh_limit_time - now.tv_sec + e->init_time[oldest].tv_sec;

    /* A better approach will be to make progress here, but that would
     * mean that we need to deal with nested calls to the demux engine
     * and process launches. */
    if (time_left > 0) {
        if (HYDT_bscd_ssh_warnings)
            HYDU_dump(stdout, "WARNING: too many ssh connections to %s; waiting %d seconds\n",
                      hostname, time_left);
        sleep(time_left);
    }

    /* Store the current time in the oldest element */
    gettimeofday(&e->init_time[oldest], NULL);

  fn_exit:
    return status;

  fn_fail:
    goto fn_exit;
}
Пример #2
0
void GCTask::destruct() {
  assert(older() == NULL, "shouldn't have an older task");
  assert(newer() == NULL, "shouldn't have a newer task");
  // Nothing to do.
}
Пример #3
0
void GCTask::print(const char* message) const {
  tty->print(INTPTR_FORMAT " <- " INTPTR_FORMAT "(%u) -> " INTPTR_FORMAT,
             p2i(newer()), p2i(this), affinity(), p2i(older()));
}
Пример #4
0
void GCTask::print(const char* message) const {
  tty->print(INTPTR_FORMAT " <- " INTPTR_FORMAT "(%u) -> " INTPTR_FORMAT,
             newer(), this, affinity(), older());
}
Пример #5
0
int main() {
    derived2* p = new derived2;
    older(p);
    newer(p);
    return 0;
}