From: H.G.Muller <hgm@hgm-xboard.(none)>
Date: Sat, 12 Mar 2016 22:32:00 +0000 (+0100)
Subject: Make help clicks resistent to NULL-pointer Label names
X-Git-Url: http://winboard.nl/cgi-bin?a=commitdiff_plain;h=e7f8cb8acc3d72df3a0ac5102004a9a33f6bbd63;p=xboard.git

Make help clicks resistent to NULL-pointer Label names

This should be needed, but just in case...
---

diff --git a/gtk/xoptions.c b/gtk/xoptions.c
index e796d7f..9e27c7e 100644
--- a/gtk/xoptions.c
+++ b/gtk/xoptions.c
@@ -1486,14 +1486,14 @@ if(appData.debugMode) printf("n=%d, h=%d, w=%d\n",n,height,width);
 		label = frame;
 	    }
             gtk_widget_set_size_request(label, option[i].max ? option[i].max : -1, -1);
-	    if(option[i].target || dlgNr != ErrorDlg &&!strchr(option[i].name, '\n')) { // allow user to specify event handler for button presses
+	    if(option[i].target || dlgNr != ErrorDlg && option[i].name && !strchr(option[i].name, '\n')) { // allow user to specify event handler for button presses
 		button = gtk_event_box_new();
                 gtk_container_add(GTK_CONTAINER(button), label);
 		label = button;
 		gtk_widget_add_events(GTK_WIDGET(label), GDK_BUTTON_PRESS_MASK);
 		if(option[i].target)
 		     g_signal_connect(label, "button-press-event", G_CALLBACK(MemoEvent), (gpointer) &option[i]);
-		else g_signal_connect(label, "button-press-event", G_CALLBACK(HelpEvent), (gpointer) option[i].name);
+//		else g_signal_connect(label, "button-press-event", G_CALLBACK(HelpEvent), (gpointer) option[i].name);
 		gtk_widget_set_sensitive(label, TRUE);
 	    }
             Pack(hbox, table, label, left, left+r, top, 0);