* This should free whatever was allocated by \ref parse_config_or_die().
*/
void (*free_config)(void *config);
- /**
- * Open one instance of this writer.
- *
- * Perform any preparations needed to write the incoming stream.
- * Usually this function just allocates its private data structure and
- * stores a pointer to that structure in the ->private data of the
- * given parameter. This function must either succeed or terminate the
- * process.
- */
- void (*open)(struct writer_node *);
/**
* Prepare the fd sets for select.
*