better polyglot support for engine ouput

I fixed the algorithm for clearing the Engine Output window to work better with
the latest Polyglot, whight outputs UCI "info strings" amongst the thinking
output.

diff --git a/winboard/wengineo.c b/winboard/wengineo.c
index b562959..e27284c 100644 (file)
--- a/winboard/wengineo.c
+++ b/winboard/wengineo.c
@@ -547,7 +547,7 @@ void EngineOutputUpdate( FrontEndProgramStats * stats )
     if( clearMemo ) DoClearMemo(which);\r
 \r
     /* Update */\r
-    lastDepth[which] = depth;\r
+    lastDepth[which] = depth == 1 && ed.nodes == 0 ? 0 : depth; // [HGM] info-line kudge\r
     lastForwardMostMove[which] = forwardMostMove;\r
 \r
     if( ed.pv != 0 && ed.pv[0] == ' ' ) {\r
@@ -807,7 +807,8 @@ static void UpdateControls( EngineOutputData * ed )
         sprintf( s_time, "%d:%02d.%02d", time_secs / 60, time_secs % 60, time_cent );\r
 \r
         /* Put all together... */\r
-        sprintf( buf, "%3d\t%s\t%s\t%s\t", ed->depth, s_score, s_nodes, s_time );\r
+       if(ed->nodes == 0) /*sprintf( buf, "%3d\t \t \t \t", ed->depth );*/ buf[0]=0; else \r
+       sprintf( buf, "%3d\t%s\t%s\t%s\t", ed->depth, s_score, s_nodes, s_time );\r
 \r
         /* Add PV */\r
         buflen = strlen(buf);\r