Colony

  connection_pool.set_listen_socket_in_ready_set(listen_socket);

  //TODO: why is all of this in that if statement and not just conn_pool.maxfd = listen_socket ?

  if (listen_socket > connection_pool.get_max_file_descriptor()) {

    connection_pool.set_max_file_descriptor(listen_socket);

    int accept_socket = 0;

    struct sockaddr_in client_addr;

    socklen_t client_addr_size = sizeof(client_addr);

    logger.log_message("Server initialized.  About to start listening for connections");

    while(1) {

      connection_pool.perform_select(listen_socket);

      //either no descriptors are ready or there was an error

      if (connection_pool.get_number_clients_ready() <= 0) {

        continue;

      if (connection_pool.is_socket_ready_to_read(listen_socket)) {

        printf("Something is trying to connect...\n");

        if ((accept_socket = accept(listen_socket, (struct sockaddr*) &client_addr, &client_addr_size)) < 0) {

          if (errno == EMFILE) {

            printf("\tWhen attempting to accept a connection, "

                   "reached the per process limit of file descriptors."

                   "  Dropping the new connection.\n");

            continue;

          } else {

            printf("\tThere was an error when attempting to accept a connection");

          }

          continue;

        }

        char log_buffer[LOG_BUFFER_LENGTH];

        snprintf(log_buffer, LOG_BUFFER_LENGTH, "Client at address %s attempting to connect.", 

                 inet_ntoa(client_addr.sin_addr));

        logger.log_string(LOG_TYPE_CONNECT, log_buffer);

        if (connection_pool.add_client(accept_socket) < 0) {

          printf("\tThere was an error when trying to add a client to the connection pool.");

          continue;

        }

        snprintf(log_buffer, LOG_BUFFER_LENGTH, "Client at address %s successfully added to connection pool.", 

                 inet_ntoa(client_addr.sin_addr));

        logger.log_string(LOG_TYPE_CONNECT, log_buffer);

      if (connection_pool.check_clients() < 0) {

        printf("\tThere was an error trying to update the clients.");

        continue;

      }