Variable: message-send-mail-hook
message-send-mail-hook is a customizable variable defined in
message.el.gz.
Value
nil
Documentation
Hook run before sending mail messages.
This hook is run very late -- just before the message is sent as mail.
Source Code
;; Defined in /usr/src/emacs/lisp/gnus/message.el.gz
(defcustom message-send-mail-hook nil
"Hook run before sending mail messages.
This hook is run very late -- just before the message is sent as
mail."
:group 'message-various
:link '(custom-manual "(message)Various Message Variables")
:type 'hook)