Author: Robert Hyatt
Date: 11:43:08 01/18/01
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On January 18, 2001 at 10:11:57, Ulrich Tuerke wrote: >On January 18, 2001 at 10:04:38, Robert Hyatt wrote: > >>On January 18, 2001 at 09:14:47, David Wilke wrote: >> >>>I have noticed that when people just bring a program onto a server, for some odd >>>reason the engine does _not_ respond to the first match request. >>> >>>I have noticed this myself when I tried the new Crafty, yet doesn't happen when >>>using an older version of Winboard. >>> >>>Could this be a bug? >> >> >>There is possibly a small timing hole. Tim uses "ping" after any command >>that might take a while to execute. When the engine finishes, it then sends >>a "pong". As the thing first logs on, starting crafty can take a few seconds >>while it sanity-checks the EGTB files. If a match comes in before crafty says >>"pong" then xboard rejects the match request immediately... > >Winboard sends the ping only in case the engine had registered this feature. >So, older engines (not adapted to protver 2) do not get the "ping" from Tim. > >Uli >> Right. But he specifically mentioned the "new crafty" which registers this feature. And that _could_ account for the first match request getting refused by xboard. >>perhaps that is what you are seeing... another program is issuing a match very >>quickly and xboard/engine are not quite ready.
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