Function: cconv--map-diff-set
cconv--map-diff-set is a byte-compiled function defined in
cconv.el.gz.
Signature
(cconv--map-diff-set M S)
Documentation
Return the map M minus any mapping for elements of S.
Source Code
;; Defined in /usr/src/emacs/lisp/emacs-lisp/cconv.el.gz
(defun cconv--map-diff-set (m s)
"Return the map M minus any mapping for elements of S."
;; Here we assume that X appears at most once in M.
(let ((res '()))
(dolist (b m)
(unless (memq (car b) s) (push b res)))
(nreverse res)))