* help.c (interactive_display): Fallback to node "[main]" if the

requested node cannot be found.

src/ChangeLog

@@ -1,5 +1,8 @@
 2002-09-03  Pavel Roskin  <proski@gnu.org>
 
+	* help.c (interactive_display): Fallback to node "[main]" if the
+	requested node cannot be found.
+
 	* help.c (help_index_cmd): Eliminate unneeded search for
 	"[Help]", which always fails.  Fix crash if "[Contents]" cannot
 	be found.  Reuse more generic error message.

src/help.c

@@ -778,8 +778,13 @@ interactive_display (char *filename, char *node)
     if (!(main_node = search_string (data, node))) {
 	message (1, MSG_ERROR, _(" Cannot find node %s in help file "),
 		 node);
-	interactive_display_finish ();
-	return;
+
+	/* Fallback to [main], return if it also cannot be found */
+	main_node = search_string (data, "[main]");
+	if (!main_node) {
+	    interactive_display_finish ();
+	    return;
+	}
     }
 
     help_lines = min (LINES - 4, max (2 * LINES / 3, 18));