- std::map<int,int> fds; /* List of file descriptors being monitored */
- fd_set wfdset, rfdset; /* Readable and writeable sets for select() */
+ /** Because select() does not track an fd list for us between calls, we have one of our own
+ */
+ std::map<int,int> fds;
+ /** List of writeable ones (WantWrite())
+ */
+ bool writeable[MAX_DESCRIPTORS];
+ /** The read set and write set, populated before each call to select().
+ */
+ fd_set wfdset, rfdset, errfdset;