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authorTodd C. Miller <millert@cvs.openbsd.org>2012-09-13 11:14:21 +0000
committerTodd C. Miller <millert@cvs.openbsd.org>2012-09-13 11:14:21 +0000
commit60e1bbea275e9b34d6dcf930ce2c5b69422ec2ea (patch)
tree5a9c6853d44c7058ccd35030e6ffa45e594002b6 /lib/libc/time/Theory
parent364924d9ae381492f1769df7c8ad65c6a6fdf24b (diff)
Update to tzcode2012f. Now that tzcode is in git there are no moe
SCCS ids. No actual code changes.
Diffstat (limited to 'lib/libc/time/Theory')
-rw-r--r--lib/libc/time/Theory33
1 files changed, 16 insertions, 17 deletions
diff --git a/lib/libc/time/Theory b/lib/libc/time/Theory
index b8a14f44730..1c0b0c34ffc 100644
--- a/lib/libc/time/Theory
+++ b/lib/libc/time/Theory
@@ -1,5 +1,4 @@
-$OpenBSD: Theory,v 1.15 2011/04/25 13:27:27 millert Exp $
-@(#)Theory 8.6
+$OpenBSD: Theory,v 1.16 2012/09/13 11:14:20 millert Exp $
This file is in the public domain, so clarified as of
2009-05-17 by Arthur David Olson.
@@ -196,26 +195,26 @@ better.
----- Scope of the tz database -----
-The tz database attempts to record the history and predicted future of
-all computer-based clocks that track civil time. To represent this
-data, the world is partitioned into regions whose clocks all agree
-about time stamps that occur after the somewhat-arbitrary cutoff point
-of the POSIX Epoch (1970-01-01 00:00:00 UTC). For each such region,
-the database records all known clock transitions, and labels the region
+The tz database attempts to record the history and predicted future of
+all computer-based clocks that track civil time. To represent this
+data, the world is partitioned into regions whose clocks all agree
+about time stamps that occur after the somewhat-arbitrary cutoff point
+of the POSIX Epoch (1970-01-01 00:00:00 UTC). For each such region,
+the database records all known clock transitions, and labels the region
with a notable location.
-Clock transitions before 1970 are recorded for each such location,
-because most POSIX-compatible systems support negative time stamps and
+Clock transitions before 1970 are recorded for each such location,
+because most POSIX-compatible systems support negative time stamps and
could misbehave if data were omitted for pre-1970 transitions.
-However, the database is not designed for and does not suffice for
-applications requiring accurate handling of all past times everywhere,
-as it would take far too much effort and guesswork to record all
+However, the database is not designed for and does not suffice for
+applications requiring accurate handling of all past times everywhere,
+as it would take far too much effort and guesswork to record all
details of pre-1970 civil timekeeping.
-As noted in the README file, the tz database is not authoritative
+As noted in the README file, the tz database is not authoritative
(particularly not for pre-1970 time stamps), and it surely has errors.
-Corrections are welcome and encouraged. Users requiring authoritative
-data should consult national standards bodies and the references cited
+Corrections are welcome and encouraged. Users requiring authoritative
+data should consult national standards bodies and the references cited
in the database's comments.
@@ -228,7 +227,7 @@ among the following goals:
agreed since 1970. This is essential for the intended use: static
clocks keeping local civil time.
- * Indicate to humans as to where that region is. This simplifes use.
+ * Indicate to humans as to where that region is. This simplifies use.
* Be robust in the presence of political changes. This reduces the
number of updates and backward-compatibility hacks. For example,