Commit e9d7cff0 authored by Richard M. Stallman's avatar Richard M. Stallman
Browse files

(midnight-mode): New variable.

(midnight-timer-function): New function.
(midnight-delay-set): Make the timer run midnight-timer-function.
parent 416cd771
......@@ -42,6 +42,19 @@
"Run something every day at midnight."
:group 'calendar)
(defcustom midnight-mode t
"*Non-nil means run `midnight-hook' at midnight.
Setting this variable outside customize has no effect;
call `cancel-timer' or `timer-activate' on `midnight-timer' instead."
:type 'boolean
:group 'midnight
:require 'midnight
:version "20.3"
:set (lambda (symb val)
(set symb val) (require 'midnight)
(if val (timer-activate midnight-timer)
(cancel-timer midnight-timer))))
;;; time conversion
(defun float-time (&optional tm)
......@@ -209,7 +222,12 @@ to its second argument."
(when (timerp midnight-timer) (cancel-timer midnight-timer))
(setq midnight-timer
(run-at-time (if (numberp tm) (+ (midnight-next) tm) tm)
midnight-period 'run-hooks 'midnight-hook)))
midnight-period 'midnight-timer-function)))
(defun midnight-timer-function ()
"This is the function run by the `midnight-mode' timer once each day."
(when midnight-mode
(run-hooks 'midnight-hook)))
(defcustom midnight-delay 3600
"*The number of seconds after the midnight when the `midnight-timer' is run.
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