print-startup-info

This generic function is used to print information useful to users during the start-up of the Lisp image.

type specifies what information is printed. Its value can be t (meaning print everything) or one of the following (meaning print information on that specific topic):

brief is a boolean (default t) that indicates whether the message printed should be short (value t) or long (value nil). Note that some of the brief messages are empty.

Applications can augment what is seen during Lisp start-up by defining their own eql specialized methods on this generic function and pushing the appropriate information onto the list bound to excl:*print-startup-message*.

Despite its name, this function can be called at any time. Its message contains information about the current state of the Lisp image. Thus, for example, evaluating the following form: