;;; cl-extra.el --- Common Lisp features, part 2 -*- lexical-binding: t -*-
-;; Copyright (C) 1993, 2000-2013 Free Software Foundation, Inc.
+;; Copyright (C) 1993, 2000-2014 Free Software Foundation, Inc.
;; Author: Dave Gillespie <daveg@synaptics.com>
;; Keywords: extensions
;;;###autoload
(defun cl--map-overlays (cl-func &optional cl-buffer cl-start cl-end cl-arg)
(or cl-buffer (setq cl-buffer (current-buffer)))
- (if (fboundp 'overlay-lists)
-
- ;; This is the preferred algorithm, though overlay-lists is undocumented.
- (let (cl-ovl)
- (with-current-buffer cl-buffer
- (setq cl-ovl (overlay-lists))
- (if cl-start (setq cl-start (copy-marker cl-start)))
- (if cl-end (setq cl-end (copy-marker cl-end))))
- (setq cl-ovl (nconc (car cl-ovl) (cdr cl-ovl)))
- (while (and cl-ovl
- (or (not (overlay-start (car cl-ovl)))
- (and cl-end (>= (overlay-start (car cl-ovl)) cl-end))
- (and cl-start (<= (overlay-end (car cl-ovl)) cl-start))
- (not (funcall cl-func (car cl-ovl) cl-arg))))
- (setq cl-ovl (cdr cl-ovl)))
- (if cl-start (set-marker cl-start nil))
- (if cl-end (set-marker cl-end nil)))
-
- ;; This alternate algorithm fails to find zero-length overlays.
- (let ((cl-mark (with-current-buffer cl-buffer
- (copy-marker (or cl-start (point-min)))))
- (cl-mark2 (and cl-end (with-current-buffer cl-buffer
- (copy-marker cl-end))))
- cl-pos cl-ovl)
- (while (save-excursion
- (and (setq cl-pos (marker-position cl-mark))
- (< cl-pos (or cl-mark2 (point-max)))
- (progn
- (set-buffer cl-buffer)
- (setq cl-ovl (overlays-at cl-pos))
- (set-marker cl-mark (next-overlay-change cl-pos)))))
- (while (and cl-ovl
- (or (/= (overlay-start (car cl-ovl)) cl-pos)
- (not (and (funcall cl-func (car cl-ovl) cl-arg)
- (set-marker cl-mark nil)))))
- (setq cl-ovl (cdr cl-ovl))))
- (set-marker cl-mark nil) (if cl-mark2 (set-marker cl-mark2 nil)))))
+ (let (cl-ovl)
+ (with-current-buffer cl-buffer
+ (setq cl-ovl (overlay-lists))
+ (if cl-start (setq cl-start (copy-marker cl-start)))
+ (if cl-end (setq cl-end (copy-marker cl-end))))
+ (setq cl-ovl (nconc (car cl-ovl) (cdr cl-ovl)))
+ (while (and cl-ovl
+ (or (not (overlay-start (car cl-ovl)))
+ (and cl-end (>= (overlay-start (car cl-ovl)) cl-end))
+ (and cl-start (<= (overlay-end (car cl-ovl)) cl-start))
+ (not (funcall cl-func (car cl-ovl) cl-arg))))
+ (setq cl-ovl (cdr cl-ovl)))
+ (if cl-start (set-marker cl-start nil))
+ (if cl-end (set-marker cl-end nil))))
;;; Support for `setf'.
;;;###autoload
(macroexp-let2 nil d def
(funcall do `(cl-getf ,getter ,k ,d)
(lambda (v)
- (funcall setter
- `(cl--set-getf ,getter ,k ,v))))))))))
+ (macroexp-let2 nil val v
+ `(progn
+ ,(funcall setter
+ `(cl--set-getf ,getter ,k ,val))
+ ,val))))))))))
(setplist '--cl-getf-symbol-- plist)
(or (get '--cl-getf-symbol-- tag)
;; Originally we called cl-get here,