From: Lars Ingebrigtsen <larsi@gnus.org>
Date: Fri, 27 May 2022 10:38:02 +0000 (+0200)
Subject: Make make-decoded-time use -1 for dst unless given
X-Git-Tag: emacs-29.0.90~1910^2~393
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=a83e75b207c9678394e3e4c29a2dd592d06bbbe6;p=emacs.git

Make make-decoded-time use -1 for dst unless given

* lisp/calendar/time-date.el (make-decoded-time): DST -1 is the
value for "doesn't know", not nil (bug#55635).
---

diff --git a/lisp/calendar/time-date.el b/lisp/calendar/time-date.el
index ba7c48b290d..dc77a7c7e0a 100644
--- a/lisp/calendar/time-date.el
+++ b/lisp/calendar/time-date.el
@@ -552,7 +552,7 @@ changes in daylight saving time are not taken into account."
 
 (cl-defun make-decoded-time (&key second minute hour
                                   day month year
-                                  dst zone)
+                                  (dst -1) zone)
   "Return a `decoded-time' structure with only the keywords given filled out."
   (list second minute hour day month year nil dst zone))