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-rw-r--r--lisp/emacs-lisp/lisp.el36
1 files changed, 23 insertions, 13 deletions
diff --git a/lisp/emacs-lisp/lisp.el b/lisp/emacs-lisp/lisp.el
index 0487515a142..80366db33d5 100644
--- a/lisp/emacs-lisp/lisp.el
+++ b/lisp/emacs-lisp/lisp.el
@@ -373,16 +373,18 @@ is called as a function to find the defun's end."
(push-mark))
(if (or (null arg) (= arg 0)) (setq arg 1))
(let ((pos (point))
- (beg (progn (end-of-line 1) (beginning-of-defun-raw 1) (point))))
+ (beg (progn (end-of-line 1) (beginning-of-defun-raw 1) (point)))
+ (skip (lambda ()
+ ;; When comparing point against pos, we want to consider that if
+ ;; point was right after the end of the function, it's still
+ ;; considered as "in that function".
+ ;; E.g. `eval-defun' from right after the last close-paren.
+ (unless (bolp)
+ (skip-chars-forward " \t")
+ (if (looking-at "\\s<\\|\n")
+ (forward-line 1))))))
(funcall end-of-defun-function)
- ;; When comparing point against pos, we want to consider that if
- ;; point was right after the end of the function, it's still
- ;; considered as "in that function".
- ;; E.g. `eval-defun' from right after the last close-paren.
- (unless (bolp)
- (skip-chars-forward " \t")
- (if (looking-at "\\s<\\|\n")
- (forward-line 1)))
+ (funcall skip)
(cond
((> arg 0)
;; Moving forward.
@@ -405,11 +407,19 @@ is called as a function to find the defun's end."
(goto-char beg))
(unless (zerop arg)
(beginning-of-defun-raw (- arg))
+ (setq beg (point))
(funcall end-of-defun-function))))
- (unless (bolp)
- (skip-chars-forward " \t")
- (if (looking-at "\\s<\\|\n")
- (forward-line 1)))))
+ (funcall skip)
+ (while (and (< arg 0) (>= (point) pos))
+ ;; We intended to move backward, but this ended up not doing so:
+ ;; Try harder!
+ (goto-char beg)
+ (beginning-of-defun-raw (- arg))
+ (if (>= (point) beg)
+ (setq arg 0)
+ (setq beg (point))
+ (funcall end-of-defun-function)
+ (funcall skip)))))
(defun mark-defun (&optional allow-extend)
"Put mark at end of this defun, point at beginning.