Lines Matching +full:data +full:- +full:lines
2 .\" 2009-05-17 by Arthur David Olson.
11 .Op Fl -help
12 .Op Fl -version
27 .Op Fl t Ar localtime-link
39 .Dq "-" ,
43 .Bl -tag -width indent
44 .It Fl -version
46 .It Fl -help
49 Output backward-compatibility data as specified by
55 generate additional data entries that work around potential bugs or
57 the 64-bit generated data.
66 as software that mishandles 64-bit data typically
84 .Bd -literal -offset indent
91 .Ql - ,
92 any already-existing link is removed.
102 .Dq "EET\-2EEST"
108 .Bd -literal -offset indent
115 .Dq "\-"
116 (the default), any already-existing link is removed.
121 .Dq "\-" ,
140 (1970-01-01 00:00:00 UTC).
143 .Dq "\-00"
144 in place of the omitted timestamp data.
147 omits data intended for negative timestamps (i.e., before the Epoch), and
149 outputs data intended only for nonnegative timestamps that fit into
150 31-bit signed integers.
153 .Dq "zic \-r @$(date +%s)"
154 omits data intended for past timestamps.
160 .Em pre-
182 .Bl -bullet
189 A year that appears in a data file is outside the range
193 Pre-1998 versions of
195 prohibit 24:00, and pre-2007 versions prohibit times greater than 24:00.
198 Pre-2004 versions of
205 Pre-2015 versions of
210 Pre-2018 versions of
214 The input contains abbreviations that are mishandled by pre-2018 versions of
233 long-term future of a timezone, because the future cannot be summarized as
235 occurs for Morocco's daylight-saving rules, as these rules are based
239 The output contains data that may not be handled properly by client
258 pre-2014 versions of the reference client support at most 1200
266 .Dq "\-" ,
272 .Dq "\-" .
282 zero or more lines, each ending in a newline byte and containing at
285 is typically UTF-8 or ASCII; it should have a unibyte representation
288 and the encoding's non-unibyte characters should consist entirely of
289 non-PPCS bytes.
290 Non-PPCS characters typically occur only in comments:
297 Input lines are made up of fields.
301 Leading and trailing white space on input lines is ignored.
307 Nonblank lines are expected to be of one of three types:
308 rule lines, zone lines, and link lines.
322 .Bd -literal -offset indent
323 Rule NAME FROM TO \- IN ON AT SAVE LETTER/S
327 .Bd -literal -offset indent
328 Rule US 1967 1973 \- Apr lastSun 2:00w 1:00d D
332 .Bl -tag -width "LETTER/S"
337 .Dq \-
360 .It \-
362 .Ql \-
385 .Bl -tag -compact -width "Sun<=25"
418 for example, the IN-ON combination
426 .Bl -tag -compact -width "00:19:32.13"
443 .It \-2:30
445 .It \-
517 .Ql \- ,
522 .Bd -literal -offset indent
527 .Bd -literal -offset indent
532 .Bl -tag -width "STDOFF"
550 fields of rule lines, except without suffix letters;
554 alternatively, a field in the same format as a rule-line
560 .Ql \-
574 of the earliest standard-time rule (which in this case must exist).
578 .Ar \(+- hh ,
579 .Ar \(+- hhmm ,
581 .Ar \(+- hhmmss ,
587 are the hours, minutes, and seconds east (+) or west (\-) of UT.
595 .Ql "\-".
597 .Ql "\-00"
624 Continuation lines may contain
626 information, just as zone lines do, indicating that the next line is a further
657 .Bd -literal -offset indent
658 # Rule NAME FROM TO - IN ON AT SAVE LETTER/S
659 Rule US 1967 2006 - Oct lastSun 2:00 0 S
660 Rule US 1967 1973 - Apr lastSun 2:00 1:00 D
662 Zone America/Menominee -5:00 - EST 1973 Apr 29 2:00
663 -6:00 US C%sT
665 Here, an incorrect reading would be there were two clock changes on 1973-04-29,
666 the first from 02:00 EST (\-05) to 01:00 CST (\-06),
667 and the second an hour later from 02:00 CST (\-06) to 03:00 CDT (\-05).
670 interprets this more sensibly as a single transition from 02:00 CST (\-05) to
671 02:00 CDT (\-05).
674 .Bd -literal -offset indent
675 Link TARGET LINK-NAME
679 .Bd -literal -offset indent
688 .Ar LINK-NAME
691 .Ar LINK-NAME
700 .Bd -literal -offset indent
703 Zone Etc/GMT\0\00\0\0\-\0\0GMT
709 Except for continuation lines,
710 lines may appear in any order in the input.
711 However, the behavior is unspecified if multiple zone or link lines
714 The file that describes leap seconds can have leap lines and an
716 Leap lines have the following form:
717 .Bd -literal -offset indent
722 .Bd -literal -offset indent
740 .Ql "\-"
768 .Bd -literal -offset indent
773 .Bd -literal -offset indent
788 .Bd -literal -offset indent
789 # Rule NAME FROM TO \- IN ON AT SAVE LETTER/S
790 Rule Swiss 1941 1942 \- May Mon>=1 1:00 1:00 S
791 Rule Swiss 1941 1942 \- Oct Mon>=1 2:00 0 \-
793 Rule EU 1977 1980 \- Apr Sun>=1 1:00u 1:00 S
794 Rule EU 1977 only \- Sep lastSun 1:00u 0 \-
795 Rule EU 1978 only \- Oct 1 1:00u 0 \-
796 Rule EU 1979 1995 \- Sep lastSun 1:00u 0 \-
797 Rule EU 1981 max \- Mar lastSun 1:00u 1:00 S
798 Rule EU 1996 max \- Oct lastSun 1:00u 0 \-
801 Zone Europe/Zurich 0:34:08 \- LMT 1853 Jul 16
802 0:29:45.50 \- BMT 1894 Jun
813 seconds east of UT until 1853-07-16 at 00:00, when the legal offset
819 After 1894-06-01 at 00:00 the UT offset became one hour
820 and Swiss daylight saving rules (defined with lines beginning with
828 The pre-1981 EU daylight-saving rules have no effect
845 .Bl -tag -width "/usr/share/zoneinfo"
867 use multiple zone continuation lines