Print the sequence of commands between two command descriptors
Examples: :pcs 1 5 ; print commands 1 through 5 :pcs 5 1 ; same as above :pcs :x (:x -3) ; print the 3 most recently executed commands :pcs fn assoc-of-fn ; print the commands between the one that introduced ; fn and the one that introduced assoc-of-fn
For a related utility that simply returns a sequence of commands, see get-command-sequence.