On Fri, 02 Dec 2005 16:42:16 +0100, Matthias Koeppe <mkoeppe+slime at mail.math.uni-magdeburg.de> wrote: > + (if (string= (file-name-extension file-name) > + "lisp") Lisp source files sometimes also have the extension "cl" or "lsp". Cheers, Edi.