[Emacs-diffs] Changes to emacs/lisp/vc.el,v

[Stefan Monnier]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Stefan Monnier <monnier>        07/06/20 16:32:11

Index: vc.el
===================================================================
RCS file: /sources/emacs/emacs/lisp/vc.el,v
retrieving revision 1.427
retrieving revision 1.428
diff -u -b -r1.427 -r1.428
--- vc.el       15 Jun 2007 18:50:19 -0000      1.427
+++ vc.el       20 Jun 2007 16:32:09 -0000      1.428
@@ -105,7 +105,9 @@
 ;;
 ;; * registered (file)
 ;;
-;;   Return non-nil if FILE is registered in this backend.
+;;   Return non-nil if FILE is registered in this backend.  Both this
+;;   function as well as `state' should be careful to fail gracefully in the
+;;   event that the backend executable is absent.
 ;;
 ;; * state (file)
 ;;
@@ -270,6 +272,12 @@
 ;;   Insert the revision log of FILE into BUFFER, or the *vc* buffer
 ;;   if BUFFER is nil.
 ;;
+;; - log-view-mode ()
+;;
+;;   Mode to use for the output of print-log.  This defaults to
+;;   `log-view-mode' and is expected to be changed (if at all) to a derived
+;;   mode of `log-view-mode'.
+;;
 ;; - show-log-entry (version)
 ;;
 ;;   If provided, search the log entry for VERSION in the current buffer,
@@ -2453,7 +2461,7 @@
     (pop-to-buffer (current-buffer))
     (vc-exec-after
      `(let ((inhibit-read-only t))
-       (log-view-mode)
+       (vc-call-backend ',(vc-backend file) 'log-view-mode)
        (goto-char (point-max)) (forward-line -1)
        (while (looking-at "=*\n")
          (delete-char (- (match-end 0) (match-beginning 0)))
@@ -2468,6 +2476,7 @@
                         ',focus-rev)
         (set-buffer-modified-p nil)))))
 
+(defun vc-default-log-view-mode (backend) (log-view-mode))
 (defun vc-default-show-log-entry (backend rev)
   (with-no-warnings
    (log-view-goto-rev rev)))