[computer-go] GTPv3

[Paul Pogonyshev]

Don Dailey wrote:
> On Wed, 2007-03-07 at 22:53 +0100, Gunnar Farneback wrote:
> > * To abort the asynchronous genmove, the controller should send the
> >   (synchronous) command abort_async_genmove. If the engine has not
> >   returned the asynchronous genmove response before responding to the
> >   abort command, it is no longer allowed to return a move. I'm open
> > for
> >   discussion on the exact name and whether it should return an error
> > if
> >   the move had already been sent (I don't think it should). 
> 
> But what about race conditions here?   The engine may be responding to
> the async_genmove command an instant before it realizes an abort
> command 
> just arrived.   In this case it would be violating your rule but it
> wouldn't be anyone's fault.

There is no race condition because commands _are_ read synchronously.
But responses _may be_ sent asynchronously.

Paul