[syslinux] No sub-menus in complex.c32

[Michael Madore]

Hi Murali,

> I think I have got the fix.
>
> Michael, Andrew, could you apply the following patch to
> menu/libmenu/menu.c and see if it works for you. With the change I
> have got complex.c to work.

...

> Sorry for any troubles caused.

With that patch, my menu now works correctly.  I had to apply it by
hand to 3.63 however.  Here is a patch that applies cleanly to 3.63.

Thanks!

Mike

--- syslinux-3.63/menu/libmenu/menu.c   2008-04-10 13:30:35.000000000 -0400
+++ syslinux-3.63-asl/menu/libmenu/menu.c       2008-06-21
05:17:08.000000000 -0400
@@ -695,10 +695,9 @@
      for (j=0; j < m->numitems; j++)
      {
          mi = m->items[j];
-         // if submenu with non-trivial data string
-         // again using hack that itemdata is a union data type
-         if ( mi->data && ((mi->action == OPT_SUBMENU) || (mi->action
== OPT_RADIOMENU)) )
-            mi->itemdata.submenunum = find_menu_num (mi->data);
+         // if item is a submenu and has non-empty non-trivial data string
+         if ( mi->data && strlen(mi->data) > 0 &&
+              ((mi->action == OPT_SUBMENU) || (mi->action == OPT_RADIOMENU)) );
      }
   }
 }