Fix GUI book after setup position

The routine to send move to the engine would automatically append a 'go'
is a preious setboard had put the engine in force mode, but this should
not happen on a book hit, where the engine should even be put in force mode
if it was not yet there.

diff --git a/backend.c b/backend.c
index ca486ef..4c30250 100644 (file)
--- a/backend.c
+++ b/backend.c
@@ -8029,6 +8029,7 @@ SendMoveToBookUser (int moveNr, ChessProgramState *cps, int initial)
        SendToProgram("force\n", cps);
        cps->bookSuspend = TRUE; // flag indicating it has to be restarted
     }
+    if(bookHit) setboardSpoiledMachineBlack = FALSE; // suppress 'go' in SendMoveToProgram
     if(!initial) SendMoveToProgram(moveNr, cps); // with hit on initial position there is no move
     // now arrange restart after book miss
     if(bookHit) {