Attempt to preserve the WINDOW-START-MARK of a buffer's window when

the buffer is reverted.

diff --git a/v7/src/edwin/vc.scm b/v7/src/edwin/vc.scm
index fd3badf02404da19f561ca6777cb975b47faee58..9d6f1290564d0f1c3cfb0178e52fe5b11a073fee 100644 (file)
--- a/v7/src/edwin/vc.scm
+++ b/v7/src/edwin/vc.scm
@@ -1,6 +1,6 @@
 ;;; -*-Scheme-*-
 ;;;
-;;;    $Id: vc.scm,v 1.4 1994/03/08 21:40:02 cph Exp $
+;;;    $Id: vc.scm,v 1.5 1994/03/08 21:43:47 cph Exp $
 ;;;
 ;;;    Copyright (c) 1994 Massachusetts Institute of Technology
 ;;;
@@ -840,7 +840,7 @@ the value of vc-log-mode-hook."
 ;;;; RCS Commands
 
 (define vc-type:rcs
-  (make-vc-type 'RCS "$Id: vc.scm,v 1.4 1994/03/08 21:40:02 cph Exp $"))
+  (make-vc-type 'RCS "$Id: vc.scm,v 1.5 1994/03/08 21:43:47 cph Exp $"))
 
 (define-vc-master-template vc-type:rcs
   (lambda (pathname)
@@ -1187,8 +1187,9 @@ the value of vc-log-mode-hook."
   ;; in spite of changes due to expanded version-control keywords.
   (let ((point-contexts
         (map (lambda (window)
-               (cons window
-                     (vc-mark-context (window-point window))))
+               (list window
+                     (vc-mark-context (window-point window))
+                     (vc-mark-context (window-start-mark window))))
              (buffer-windows buffer)))
        (point-context (vc-mark-context (buffer-point buffer)))
        (mark-context (vc-mark-context (buffer-mark buffer))))
@@ -1199,9 +1200,13 @@ the value of vc-log-mode-hook."
          (for-each (lambda (entry)
                      (if (and (window-live? (car entry))
                               (eq? buffer (window-buffer (car entry))))
-                         (let ((point (vc-find-context buffer (cdr entry))))
-                           (if point
-                               (set-window-point! (car entry) point)))))
+                         (begin
+                           (let ((m (vc-find-context buffer (cadr entry))))
+                             (if m
+                                 (set-window-point! (car entry) m)))
+                           (let ((m (vc-find-context buffer (caddr entry))))
+                             (if m
+                                 (set-window-start-mark! (car entry) m))))))
                    point-contexts)))
     (let ((mark (vc-find-context buffer mark-context)))
       (if mark