Commit 73ae52d0 authored by Richard M. Stallman's avatar Richard M. Stallman

(Holidays): US daylight savings begins second Sunday

in March for 2007 onwards.
(Daylight Savings): Show new US default daylight savings rules, 2nd
Sun in Mar to 1st Sun in Nov, now in cal-dst.el.
parent a9621aa9
......@@ -529,7 +529,7 @@ a calendar window.
practice}, not historical fact. Historically, for instance, the start
of daylight savings time and even its existence have varied from year to
year, but present United States law mandates that daylight savings time
begins on the first Sunday in April. When the daylight savings rules
begins on the second Sunday in March. When the daylight savings rules
are set up for the United States, Emacs always uses the present
definition, even though it is wrong for some prior years.
......@@ -1592,14 +1592,14 @@ day in the solar and lunar calculations.
The values for Cambridge, Massachusetts are as follows:
@example
(calendar-nth-named-day 1 0 4 year)
(calendar-nth-named-day -1 0 10 year)
(calendar-nth-named-day 2 0 3 year)
(calendar-nth-named-day 1 0 11 year)
@end example
@noindent
That is, the first 0th day (Sunday) of the fourth month (April) in
the year specified by @code{year}, and the last Sunday of the tenth month
(October) of that year. If daylight savings time were
That is, the second 0th day (Sunday) of the third month (March) in
the year specified by @code{year}, and the first Sunday of the eleventh month
(November) of that year. If daylight savings time were
changed to start on October 1, you would set
@code{calendar-daylight-savings-starts} to this:
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment