;;; parse-time.el --- parsing time strings
-;; Copyright (C) 1996, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
-;; 2008, 2009, 2010 Free Software Foundation, Inc.
+;; Copyright (C) 1996, 2000-2014 Free Software Foundation, Inc.
;; Author: Erik Naggum <erik@naggum.no>
;; Keywords: util
(index 0)
(c nil))
(while (< index end)
- (while (and (< index end) ;skip invalid characters
+ (while (and (< index end) ;Skip invalid characters.
(not (setq c (parse-time-string-chars (aref string index)))))
(incf index))
(setq start index all-digits (eq c ?0))
- (while (and (< (incf index) end) ;scan valid characters
+ (while (and (< (incf index) end) ;Scan valid characters.
(setq c (parse-time-string-chars (aref string index))))
(setq all-digits (and all-digits (eq c ?0))))
(if (<= index end)
(predicate (pop rule))
(parse-time-val))
(when (and (not (nth (car slots) time)) ;not already set
- (setq parse-time-val (cond ((and (consp predicate)
- (not (eq (car predicate)
- 'lambda)))
- (and (numberp parse-time-elt)
- (<= (car predicate) parse-time-elt)
- (<= parse-time-elt (cadr predicate))
- parse-time-elt))
- ((symbolp predicate)
- (cdr (assoc parse-time-elt
- (symbol-value predicate))))
- ((funcall predicate)))))
+ (setq parse-time-val
+ (cond ((and (consp predicate)
+ (not (eq (car predicate)
+ 'lambda)))
+ (and (numberp parse-time-elt)
+ (<= (car predicate) parse-time-elt)
+ (<= parse-time-elt (cadr predicate))
+ parse-time-elt))
+ ((symbolp predicate)
+ (cdr (assoc parse-time-elt
+ (symbol-value predicate))))
+ ((funcall predicate)))))
(setq exit t)
(while slots
- (let ((new-val (and rule
- (let ((this (pop rule)))
- (if (vectorp this)
- (parse-integer
- parse-time-elt
- (aref this 0) (aref this 1))
- (funcall this))))))
- (rplaca (nthcdr (pop slots) time)
- (or new-val parse-time-val)))))))))
+ (let ((new-val (if rule
+ (let ((this (pop rule)))
+ (if (vectorp this)
+ (parse-integer
+ parse-time-elt
+ (aref this 0) (aref this 1))
+ (funcall this)))
+ parse-time-val)))
+ (rplaca (nthcdr (pop slots) time) new-val))))))))
time))
(provide 'parse-time)