From f520391c233a4fcac105ac39af630bca88524cd0 Mon Sep 17 00:00:00 2001
From: ericm <ericm>
Date: Thu, 13 Jan 2000 23:40:36 +0000
Subject: Re-added stuff that CVS lost.

---
 doc/clock.n | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/doc/clock.n b/doc/clock.n
index 1df07b0..1b67886 100644
--- a/doc/clock.n
+++ b/doc/clock.n
@@ -9,7 +9,7 @@
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 '\" 
-'\" RCS: @(#) $Id: clock.n,v 1.6 2000/01/13 23:30:52 ericm Exp $
+'\" RCS: @(#) $Id: clock.n,v 1.7 2000/01/13 23:40:36 ericm Exp $
 '\" 
 .so man.macros
 .TH clock n 8.3 Tcl "Tcl Built-In Commands"
@@ -153,14 +153,20 @@ a 24-hour clock.
 \fIdate\fR
 A specific month and day with optional year.  The
 acceptable formats are \fImm/dd\fR?\fI/yy\fR?, \fImonthname dd\fR
-?, \fIyy\fR?, \fIdd monthname \fR?\fIyy\fR? and \fIday, dd monthname
-yy\fR.  The default year is the current year.  If the year is less
+?, \fIyy\fR?, \fIdd monthname \fR?\fIyy\fR?, \fIday, dd monthname
+yy\fR, \fI?CC?yymmdd\fR, \fI?CC?yy-mm-dd\fR, \fIdd-monthname-?CC?yy\fR.
+The default year is the current year.  If the year is less
 .VS
 than 100, we treat the years 00-68 as 2000-2068 and the years 69-99
 as 1969-1999.  Not all platforms can represent the years 38-70, so
 an error may result if these years are used.
 .VE
 .TP
+\fIISO 8601 point-in-time\fR
+An ISO 8601 point-in-time specification, such as \fICCyymmddThhmmss\fR, where
+T is the literal T, \fICCyymmdd hhmmss\fR, or 
+\fICCyymmddThh:mm:ss\fR.
+.TP
 \fIrelative time\fR
 A specification relative to the current time.  The format is \fInumber
 unit\fR acceptable units are \fByear\fR, \fBfortnight\fR, \fBmonth\fR, \fBweek\fR, \fBday\fR,
@@ -186,7 +192,14 @@ Daylight savings time correction is applied only when the relative time
 is specified in units of days or more, ie, days, weeks, fortnights, months or
 years.  This means that when crossing the daylight savings time boundary,
 different results will be given for \fBclock scan "1 day"\fR and
-\fBclock scan "24 hours"\fR.
+\fBclock scan "24 hours"\fR:
+.CS
+.ta 6c
+\fB% clock scan "1 day" -base [clock scan 1999-10-31]
+941443200
+% clock scan "24 hours" -base [clock scan 1999-10-31]
+941439600\fR
+.CE
 .RE
 .TP
 \fBclock seconds\fR
-- 
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