:group 'diff-hl\r
:type 'boolean)\r
\r
+(defvar diff-hl-reference-revision nil\r
+ "Revision to diff against. nil means the most recent one.")\r
+\r
(defun diff-hl-define-bitmaps ()\r
(let* ((scale (if (and (boundp 'text-scale-mode-amount)\r
(numberp text-scale-mode-amount))\r
((or (eq state 'edited)\r
(and (eq state 'up-to-date)\r
;; VC state is stale in after-revert-hook.\r
- revert-buffer-in-progress-p))\r
+ (or revert-buffer-in-progress-p\r
+ ;; Diffing against an older revision.\r
+ diff-hl-reference-revision)))\r
(let* ((buf-name " *diff-hl* ")\r
+ diff-auto-refine-mode\r
res)\r
(diff-hl-with-diff-switches\r
- (vc-call-backend backend 'diff (list file) nil nil buf-name))\r
+ (vc-call-backend backend 'diff (list file)\r
+ diff-hl-reference-revision nil\r
+ buf-name))\r
(with-current-buffer buf-name\r
(goto-char (point-min))\r
(unless (eobp)\r
(vc-buffer-sync)\r
(let* ((line (line-number-at-pos))\r
(buffer (current-buffer)))\r
- (vc-diff-internal t (vc-deduce-fileset) nil nil t)\r
+ (vc-diff-internal t (vc-deduce-fileset) diff-hl-reference-revision nil t)\r
(vc-exec-after `(if (< (line-number-at-pos (point-max)) 3)\r
(with-current-buffer ,buffer (diff-hl-remove-overlays))\r
(diff-hl-diff-skip-to ,line)\r
(fileset (vc-deduce-fileset)))\r
(unwind-protect\r
(progn\r
- (vc-diff-internal nil fileset nil nil nil diff-buffer)\r
+ (vc-diff-internal nil fileset diff-hl-reference-revision nil\r
+ nil diff-buffer)\r
(vc-exec-after\r
`(let (beg-line end-line)\r
(when (eobp)\r