-(defun ediff-clone-buffer-for-current-diff-comparison (buff buf-type reg-name)
- (let ((cloned-buff (ediff-make-cloned-buffer buff reg-name))
- (reg-start (ediff-get-diff-posn buf-type 'beg))
- (reg-end (ediff-get-diff-posn buf-type 'end)))
+(defun ediff-buffer-type (buffer)
+ (cond ((eq buffer ediff-buffer-A) 'A)
+ ((eq buffer ediff-buffer-B) 'B)
+ ((eq buffer ediff-buffer-C) 'C)
+ ((eq buffer ediff-ancestor-buffer) 'Ancestor)
+ (t nil)))
+
+(defun ediff-clone-buffer-for-current-diff-comparison (buff reg-name)
+ (let* ((cloned-buff (ediff-make-cloned-buffer buff reg-name))
+ (buf-type (ediff-buffer-type buff))
+ (reg-start (ediff-get-diff-posn buf-type 'beg))
+ (reg-end (ediff-get-diff-posn buf-type 'end)))