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authorPaul Eggert <eggert@cs.ucla.edu>2013-09-18 12:58:13 -0700
committerPaul Eggert <eggert@cs.ucla.edu>2013-12-17 10:18:09 -0800
commit69947401b9f3bd344a82ca81a7e12e4f1f58e91a (patch)
treedacb40ba5bd6c39246372863422c892b8bdf1010
parent674762d904ee94f57bef064951dadd2d095bc46e (diff)
* manual/time.texi (TZ Variable): Modernize North America example
to reflect current (i.e., 2007-and-later) daylight saving rules.
-rw-r--r--ChangeLog3
-rw-r--r--manual/time.texi11
2 files changed, 9 insertions, 5 deletions
diff --git a/ChangeLog b/ChangeLog
index cbf2485c58..d4529a1558 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
2013-12-17 Paul Eggert <eggert@cs.ucla.edu>
+ * manual/time.texi (TZ Variable): Modernize North America example
+ to reflect current (i.e., 2007-and-later) daylight saving rules.
+
* manual/time.texi (TZ Variable): POSIX.1 hour can be 24.
2013-12-17 Joseph Myers <joseph@codesourcery.com>
diff --git a/manual/time.texi b/manual/time.texi
index 2b27154dae..60dff77e0a 100644
--- a/manual/time.texi
+++ b/manual/time.texi
@@ -2088,15 +2088,16 @@ The @var{time} fields specify when, in the local time currently in
effect, the change to the other time occurs. If omitted, the default is
@code{02:00:00}.
-For example, here is how you would specify the Eastern time zone in the
-United States, including the appropriate Daylight Saving Time and its dates
-of applicability. The normal offset from UTC is 5 hours; since this is
+Here is an example @code{TZ} value, including the appropriate
+Daylight Saving Time and its dates of applicability. In North
+American Eastern Standard Time (EST) and Eastern Daylight Time (EDT),
+the normal offset from UTC is 5 hours; since this is
west of the prime meridian, the sign is positive. Summer time begins on
-the first Sunday in April at 2:00am, and ends on the last Sunday in October
+March's second Sunday at 2:00am, and ends on November's first Sunday
at 2:00am.
@smallexample
-EST+5EDT,M4.1.0/2,M10.5.0/2
+EST+5EDT,M3.2.0/2,M11.1.0/2
@end smallexample
The schedule of Daylight Saving Time in any particular jurisdiction has