multi.c

  p = multi->closure;
  cl = p->next; /* start immediately on the second since the first is the one
                   we just added and it is _very_ likely to actually exist
                   used in the cache since that's the whole purpose of adding
                   it to this list! */

  /* When adding, scan through all the other currently kept handles and see if
     there are any connections still referring to them and kill them if not. */
  while(cl) {
    bool inuse = FALSE;
    for(i=0; i< multi->connc->num; i++) {
      if(multi->connc->connects[i] &&
         (multi->connc->connects[i]->data == cl->easy_handle)) {
        inuse = TRUE;
        break;
      }
    }

    n = cl->next;

    if(!inuse) {
      /* cl->easy_handle is now killable */
      infof(data, "Delayed kill of easy handle %p\n", cl->easy_handle);
      /* unmark it as not having a connection around that uses it anymore */
      cl->easy_handle->state.shared_conn= NULL;
      Curl_close(cl->easy_handle);
      if(p)
        p->next = n;
      else
        multi->closure = n;
      free(cl);
    }
    else
      p = cl;

    cl = n;
  }

}

#ifdef CURLDEBUG
void curl_multi_dump(CURLM *multi_handle)
{
  struct Curl_multi *multi=(struct Curl_multi *)multi_handle;
  struct Curl_one_easy *easy;
  int i;
  fprintf(stderr, "* Multi status: %d handles, %d alive\n",
          multi->num_easy, multi->num_alive);
  for(easy=multi->easy.next; easy != &multi->easy; easy = easy->next) {
    if(easy->state != CURLM_STATE_COMPLETED) {
      /* only display handles that are not completed */
      fprintf(stderr, "handle %p, state %s, %d sockets\n",
              (void *)easy->easy_handle,
              statename[easy->state], easy->numsocks);
      for(i=0; i < easy->numsocks; i++) {
        curl_socket_t s = easy->sockets[i];
        struct Curl_sh_entry *entry =
          Curl_hash_pick(multi->sockhash, (char *)&s, sizeof(s));

        fprintf(stderr, "%d ", (int)s);
        if(!entry) {
          fprintf(stderr, "INTERNAL CONFUSION\n");
          continue;
        }
        fprintf(stderr, "[%s %s] ",
                entry->action&CURL_POLL_IN?"RECVING":"",
                entry->action&CURL_POLL_OUT?"SENDING":"");
      }
      if(easy->numsocks)
        fprintf(stderr, "\n");
    }
  }
}
#endif