message: Filter PHP_STREAM_OPTION_READ_BUFFER and PHP_STREAM_OPTION_WRITE_BUFFER
diff: @@ -899,6 +899,12 @@ static int socket_set_option(php_stream *stream, int option, int value, void *pt
  {
  return sock->check_liveness() ? PHP_STREAM_OPTION_RETURN_OK : PHP_STREAM_OPTION_RETURN_ERR;
  }
  + case PHP_STREAM_OPTION_READ_BUFFER:
  + case PHP_STREAM_OPTION_WRITE_BUFFER:
  + {
  + // TODO: read/write buffer
  + break;
  + }
  default:
  #ifdef SW_DEBUG
  php_swoole_fatal_error(E_WARNING, "socket_set_option: unsupported option %d with value %d", option, value);
  