Contains keywords determining behavior on exceptions raised when an action definition already exists in a given action list.
The variable
*handle-existing-action-in-action-list*
is a list containing one of
:warn
, or
:silent
, determining whether to notify the user, and one of
:skip
, or
:redefine
, to determine what to do about an action definition when the action already exists in the given action list.
It is used by define-action.
LispWorks User Guide and Reference Manual - 21 Dec 2011