;;; pcvs-util.el --- utility functions for PCL-CVS -*- byte-compile-dynamic: t -*-
-;; Copyright (C) 1991,92,93,94,95,96,97,98,99,2000, 2001
+;; Copyright (C) 1991,92,93,94,95,96,97,98,99, 2000,01,04
;; Free Software Foundation, Inc.
;; Author: Stefan Monnier <monnier@cs.yale.edu>
(dolist (x xs zs)
(unless (member x ys) (push x zs)))))
-
(defun cvs-map (-cvs-map-f &rest -cvs-map-ls)
(unless (cvs-every 'null -cvs-map-ls)
(cons (apply -cvs-map-f (mapcar 'car -cvs-map-ls))
(if (funcall p x) (push x car) (push x cdr)))
(cons (nreverse car) (nreverse cdr))))
-;; Copied from CL ;-(
-
-(defun cvs-butlast (x &optional n)
- "Returns a copy of LIST with the last N elements removed."
- (if (and n (<= n 0)) x
- (cvs-nbutlast (copy-sequence x) n)))
-
-(defun cvs-nbutlast (x &optional n)
- "Modifies LIST to remove the last N elements."
- (let ((m (length x)))
- (or n (setq n 1))
- (and (< n m)
- (progn
- (if (> n 0) (setcdr (nthcdr (- (1- m) n) x) nil))
- x))))
-
;;;
;;; frame, window, buffer handling
;;;