Commit 708bfd4f authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(rmail-set-attribute): Do nothing if MSGNUM is 0.

parent 827534ea
......@@ -1109,30 +1109,31 @@ argument causes us to read a file name and use that file as the inbox."
(omin (point-min-marker))
(buffer-read-only nil))
(or msgnum (setq msgnum rmail-current-message))
(unwind-protect
(save-excursion
(widen)
(goto-char (+ 3 (rmail-msgbeg msgnum)))
(let ((curstate
(not
(null (search-backward (concat ", " attr ",")
(prog1 (point) (end-of-line)) t)))))
(or (eq curstate (not (not state)))
(if curstate
(delete-region (point) (1- (match-end 0)))
(beginning-of-line)
(forward-char 2)
(insert " " attr ","))))
(if (string= attr "deleted")
(rmail-set-message-deleted-p msgnum state)))
;; Note: we don't use save-restriction because that does not work right
;; if changes are made outside the saved restriction
;; before that restriction is restored.
(narrow-to-region omin omax)
(set-marker omin nil)
(set-marker omax nil)
(if (= msgnum rmail-current-message)
(rmail-display-labels)))))
(if (> msgnum 0)
(unwind-protect
(save-excursion
(widen)
(goto-char (+ 3 (rmail-msgbeg msgnum)))
(let ((curstate
(not
(null (search-backward (concat ", " attr ",")
(prog1 (point) (end-of-line)) t)))))
(or (eq curstate (not (not state)))
(if curstate
(delete-region (point) (1- (match-end 0)))
(beginning-of-line)
(forward-char 2)
(insert " " attr ","))))
(if (string= attr "deleted")
(rmail-set-message-deleted-p msgnum state)))
;; Note: we don't use save-restriction because that does not work right
;; if changes are made outside the saved restriction
;; before that restriction is restored.
(narrow-to-region omin omax)
(set-marker omin nil)
(set-marker omax nil)
(if (= msgnum rmail-current-message)
(rmail-display-labels))))))
;; Return t if the attributes/keywords line of msg number MSG
;; contains a match for the regexp LABELS.
......
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