What about coding it as a hook? Though I realize you have to introduce a new name.
user=> (defn myprintln [str] (println str) (println "tacked on")) #'user/myprintln user=> (let [print-hk myprintln] (print-hk "some code")) some code tacked on nil user=> (let [print-hk println] (print-hk "some code")) some code -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en