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-rw-r--r--lisp/mail/rmail.el5
1 files changed, 5 insertions, 0 deletions
diff --git a/lisp/mail/rmail.el b/lisp/mail/rmail.el
index 184eaca6c4b..d69252fa469 100644
--- a/lisp/mail/rmail.el
+++ b/lisp/mail/rmail.el
@@ -482,6 +482,7 @@ still the current message in the Rmail buffer.")
;; It's not clear what it should do now, since there is nothing that
;; records when a message is shown for the first time (unseen is not
;; necessarily the same thing).
+;; See http://lists.gnu.org/archive/html/emacs-devel/2009-03/msg00013.html
(defcustom rmail-message-filter nil
"If non-nil, a filter function for new messages in RMAIL.
Called with region narrowed to the message, including headers,
@@ -489,6 +490,10 @@ before obeying `rmail-ignored-headers'."
:group 'rmail-headers
:type '(choice (const nil) function))
+(make-obsolete-variable 'rmail-message-filter
+ "it is not used (try `rmail-show-message-hook')."
+ "23.1")
+
(defcustom rmail-automatic-folder-directives nil
"List of directives specifying where to put a message.
Each element of the list is of the form: