-(defun nnmail-date-to-time (date)
- "Convert DATE into time."
- (condition-case ()
- (let* ((d1 (timezone-parse-date date))
- (t1 (timezone-parse-time (aref d1 3))))
- (apply 'encode-time
- (mapcar (lambda (el)
- (and el (string-to-number el)))
- (list
- (aref t1 2) (aref t1 1) (aref t1 0)
- (aref d1 2) (aref d1 1) (aref d1 0)
- (number-to-string
- (* 60 (timezone-zone-to-minute (aref d1 4))))))))
- ;; If we get an error, then we just return a 0 time.
- (error (list 0 0))))
-
-(defun nnmail-time-less (t1 t2)
- "Say whether time T1 is less than time T2."
- (or (< (car t1) (car t2))
- (and (= (car t1) (car t2))
- (< (nth 1 t1) (nth 1 t2)))))
-
-(defun nnmail-days-to-time (days)
- "Convert DAYS into time."
- (let* ((seconds (* 1.0 days 60 60 24))
- (rest (expt 2 16))
- (ms (condition-case nil (floor (/ seconds rest))
- (range-error (expt 2 16)))))
- (list ms (condition-case nil (round (- seconds (* ms rest)))
- (range-error (expt 2 16))))))
-
-(defun nnmail-time-since (time)
- "Return the time since TIME, which is either an internal time or a date."
- (when (stringp time)
- ;; Convert date strings to internal time.
- (setq time (nnmail-date-to-time time)))
- (let* ((current (current-time))
- (rest (when (< (nth 1 current) (nth 1 time))
- (expt 2 16))))
- (list (- (+ (car current) (if rest -1 0)) (car time))
- (- (+ (or rest 0) (nth 1 current)) (nth 1 time)))))
-