(+ (* 12 (- yr2 yr1))
(- mon2 mon1)))
-(defvar calendar-font-lock-keywords
- ;; Month and year. Not really needed now that calendar-month-header
- ;; contains propertize, and not correct for non-american forms
- ;; of that variable.
- `((,(concat (regexp-opt (mapcar 'identity calendar-month-name-array) t)
- " -?[0-9]+")
- . 'calendar-month-header)
- ;; Day headers.
- ;; Also not needed now that calendar-generate-month uses propertize.
- (,(regexp-opt
- (list (truncate-string-to-width (aref calendar-day-header-array 6)
- calendar-day-header-width)
- (truncate-string-to-width (aref calendar-day-header-array 0)
- calendar-day-header-width)))
- ;; Saturdays and Sundays are highlighted differently.
- . 'calendar-weekend-header)
- (,(regexp-opt (mapcar (lambda (x) (truncate-string-to-width
- x calendar-day-header-width))
- calendar-day-header-array))
- . 'calendar-day-header))
+(defvar calendar-font-lock-keywords nil
"Default keywords to highlight in Calendar mode.")
(make-obsolete-variable 'calendar-font-lock-keywords