Index: systemv/cupsctl.c
===================================================================
--- systemv/cupsctl.c	(revision 9428)
+++ systemv/cupsctl.c	(working copy)
@@ -3,7 +3,7 @@
  *
  *   Scheduler control program for CUPS.
  *
- *   Copyright 2007-2010 by Apple Inc.
+ *   Copyright 2007-2011 by Apple Inc.
  *   Copyright 2006-2007 by Easy Software Products.
  *
  *   These coded instructions, statements, and computer programs are the
@@ -141,6 +141,13 @@
       usage(argv[i]);
   }
 
+  if (cupsGetOption("Listen", num_settings, settings) ||
+      cupsGetOption("Port", num_settings, settings))
+  {
+    _cupsLangPuts(stderr, _("cupsctl: Cannot set Listen or Port directly.\n"));
+    return (1);
+  }
+
  /*
   * Connect to the server using the defaults...
   */

Property changes on: systemv/cupsctl.c
___________________________________________________________________
Added: svn:keywords
   + Id

Index: cups/adminutil.c
===================================================================
--- cups/adminutil.c	(revision 9428)
+++ cups/adminutil.c	(working copy)
@@ -3,7 +3,7 @@
  *
  *   Administration utility API definitions for CUPS.
  *
- *   Copyright 2007-2010 by Apple Inc.
+ *   Copyright 2007-2011 by Apple Inc.
  *   Copyright 2001-2007 by Easy Software Products.
  *
  *   These coded instructions, statements, and computer programs are the
@@ -2034,6 +2034,8 @@
 
   for (i = num_settings, setting = settings; i > 0; i --, setting ++)
     if (setting->name[0] != '_' &&
+        strcasecmp(setting->name, "Listen") &&
+	strcasecmp(setting->name, "Port") &&
         !cupsGetOption(setting->name, cupsd_num_settings, cupsd_settings))
     {
      /*