+;;;; Editing existing commit log messages.
+
+(defun cvs-edit-log-text-at-point ()
+ (save-excursion
+ (end-of-line)
+ (when (re-search-backward "^revision " nil t)
+ (forward-line 1)
+ (if (looking-at "date:") (forward-line 1))
+ (if (looking-at "branches:") (forward-line 1))
+ (buffer-substring
+ (point)
+ (if (re-search-forward
+ "^\\(-\\{28\\}\\|=\\{77\\}\\|revision [.0-9]+\\)$"
+ nil t)
+ (match-beginning 0)
+ (point))))))
+
+(defun cvs-mode-edit-log (rev &optional text)
+ "Edit the log message at point.
+This is best called from a `log-view-mode' buffer."
+ (interactive
+ (list
+ (or (cvs-mode! (lambda () (cvs-prefix-get 'cvs-branch-prefix)))
+ (read-string "Revision to edit: "))
+ (cvs-edit-log-text-at-point)))
+ ;; It seems that the save-excursion that happens if I use the better
+ ;; form of `(cvs-mode! (lambda ...))' screws up a couple things which
+ ;; end up being rather annoying (like log-edit-mode's message being
+ ;; displayed in the wrong minibuffer).
+ (cvs-mode!)
+ (let ((buf (cvs-temp-buffer "message" 'normal 'nosetup))
+ (lbd list-buffers-directory)
+ (setupfun (or (nth 2 (cdr (assoc "message" cvs-buffer-name-alist)))
+ 'log-edit)))
+ (funcall setupfun 'cvs-do-edit-log nil 'cvs-edit-log-filelist buf)
+ (when text (erase-buffer) (insert text))
+ (set (make-local-variable 'cvs-edit-log-revision) rev)
+ (set (make-local-variable 'cvs-minor-wrap-function) 'cvs-edit-log-minor-wrap)
+ (set (make-local-variable 'list-buffers-directory) lbd)
+ ;; (run-hooks 'cvs-mode-commit-hook)
+ ))
+
+(defun cvs-edit-log-minor-wrap (buf f)
+ (let ((cvs-ignore-marks-modif (cvs-mode-mark-get-modif "commit")))
+ (funcall f)))
+
+(defun cvs-edit-log-filelist ()
+ (cvs-mode-files nil nil :read-only t :file t :noquery t))
+
+(defun cvs-do-edit-log (rev)
+ "Do the actual commit, using the current buffer as the log message."
+ (interactive (list cvs-edit-log-revision))
+ (let ((msg (buffer-substring-no-properties (point-min) (point-max))))
+ (cvs-mode!)
+ (cvs-mode-do "admin" (list (concat "-m" rev ":" msg)) nil)))
+
+