ENH: add mark as not advanced to mark as advanced

1 files changed, 5 insertions, 2 deletions

diff --git a/Source/cmMarkAsAdvancedCommand.h b/Source/cmMarkAsAdvancedCommand.h
index f328667..c43d035 100644
--- a/Source/cmMarkAsAdvancedCommand.h
+++ b/Source/cmMarkAsAdvancedCommand.h
@@ -91,9 +91,12 @@ public:
   virtual const char* GetFullDocumentation()
     {
     return
-      "MARK_AS_ADVANCED(VAR VAR2 VAR... )\n"
+      "MARK_AS_ADVANCED([CLEAR|FORCE]VAR VAR2 VAR... )\n"
       "Mark the named variables as advanced.  An advanced variable will not be displayed in"
-      " any of the cmake GUIs, unless the show advanced option is on.";
+      " any of the cmake GUIs, unless the show advanced option is on.  "
+      "If CLEAR is the first argument advanced variables are changed back to unadvanced."
+      "If FORCE is the first arguement, then the variable is made advanced."
+      "If neither FORCE or CLEAR is specified, new values will be marked as advanced, but if the variable already has an advanced state, it will not be changed.";
     }
   
   cmTypeMacro(cmMarkAsAdvancedCommand, cmCommand);