Function: gnus-subsetp

gnus-subsetp is a byte-compiled function defined in gnus-util.el.gz.

Signature

(gnus-subsetp LIST1 LIST2)

Documentation

Return t if LIST1 is a subset of LIST2.

Similar to subsetp but use member for element test so that this works for lists of strings.

Source Code

;; Defined in /usr/src/emacs/lisp/gnus/gnus-util.el.gz
(defun gnus-subsetp (list1 list2)
  "Return t if LIST1 is a subset of LIST2.
Similar to `subsetp' but use member for element test so that this works for
lists of strings."
  (when (and (listp list1) (listp list2))
    (if list1
	(and (member (car list1) list2)
	     (gnus-subsetp (cdr list1) list2))
      t)))