X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=xboard.c;h=e8b561d1610da0ecd91bd58492bd4a60e73cac88;hb=f9fe58c6ea5c0938364cd9bd0b434ee66e0f7272;hp=c6ef883753790685476767f4c0cb7629822934a4;hpb=5f05bf2e58fab151886184643c75f9d9b677b0a3;p=xboard.git

diff --git a/xboard.c b/xboard.c
index c6ef883..e8b561d 100644
--- a/xboard.c
+++ b/xboard.c
@@ -1347,7 +1347,7 @@ XtResource clientResources[] = {
 	XtRImmediate, (XtPointer) "xboard.debug"},
     { "engineDebugOutput", "engineDebugOutput", XtRInt,
 	sizeof(int), XtOffset(AppDataPtr, engineComments),
-	XtRImmediate, (XtPointer) 0},
+	XtRImmediate, (XtPointer) 1},
     { "noGUI", "noGUI", XtRBoolean,
 	sizeof(Boolean), XtOffset(AppDataPtr, noGUI),
 	XtRImmediate, (XtPointer) 0},
@@ -7641,19 +7641,34 @@ void Iconify(w, event, prms, nprms)
 void DisplayMessage(message, extMessage)
      char *message, *extMessage;
 {
-    char buf[MSG_SIZ];
-    Arg arg;
-
-    if (extMessage) {
-	if (*message) {
-	    snprintf(buf, sizeof(buf), "%s  %s", message, extMessage);
-	    message = buf;
-	} else {
-	    message = extMessage;
-	}
-    }
-    XtSetArg(arg, XtNlabel, message);
-    XtSetValues(messageWidget, &arg, 1);
+  /* display a message in the message widget */
+  
+  char buf[MSG_SIZ];
+  Arg arg;
+  
+  if (extMessage) 
+    {
+      if (*message) 
+	{
+	  snprintf(buf, sizeof(buf), "%s  %s", message, extMessage);
+	  message = buf;
+	} 
+      else 
+	{
+	  message = extMessage;
+	};
+    };
+  
+  /* need to test if messageWidget already exists, since this function
+     can also be called during the startup, if for example a Xresource
+     is not set up correctly */
+  if(messageWidget)
+    {
+      XtSetArg(arg, XtNlabel, message);
+      XtSetValues(messageWidget, &arg, 1);
+    };
+  
+  return;
 }
 
 void DisplayTitle(text)
@@ -9490,4 +9505,4 @@ SetProgramStats( FrontEndProgramStats * stats )
   // [HR] TODO
   // [HGM] done, but perhaps backend should call this directly?
     EngineOutputUpdate( stats );
-}
\ No newline at end of file
+}