frame
in emacs lingo
cl-ppcre-unicode
is a .asd
file, and not a directory containing packages.lisp
, even though packages.lisp
is in my /usr/share/common-lisp/source/cl-ppcre
directory
(setf (lem:variable-value 'lem-base:before-save-hook)
(list (lambda (buf)
(lem:delete-trailing-whitespace buf))))