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author | Ulrich Drepper <drepper@redhat.com> | 2005-01-26 00:01:20 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2005-01-26 00:01:20 +0000 |
commit | 792dcd77cdafb46c746119e250a5ba9d20598f8f (patch) | |
tree | bb604fb38044db5ee084d94996775399ac3de2ab | |
parent | 1f25bddd621e1cad0d655ea9cedf3a718d6fdabb (diff) | |
download | glibc-792dcd77cdafb46c746119e250a5ba9d20598f8f.zip glibc-792dcd77cdafb46c746119e250a5ba9d20598f8f.tar.gz glibc-792dcd77cdafb46c746119e250a5ba9d20598f8f.tar.bz2 |
Update.
2005-01-25 Jakub Jelinek <jakub@redhat.com>
* stdlib/fmtmsg.c (addseverity): Remove new_string variable.
(free_mem): Don't free string.
* stdlib/tst-fmtmsg.c: Include string.h.
(main): Add some more tests.
2005-01-25 Andreas Schwab <schwab@suse.de>
* timezone/asia: Update from tzdata2005c.
* timezone/backward: Likewise.
* timezone/leapseconds: Likewise.
* timezone/northamerica: Likewise.
* timezone/southamerica: Likewise.
* timezone/private.h: Update from tzcode2005c.
* timezone/tzfile.h: Likewise.
* timezone/zdump.c: Likewise.
* timezone/zic.c: Likewise.
-rw-r--r-- | ChangeLog | 20 | ||||
-rw-r--r-- | stdlib/fmtmsg.c | 20 | ||||
-rw-r--r-- | stdlib/tst-fmtmsg.c | 25 | ||||
-rw-r--r-- | timezone/asia | 135 | ||||
-rw-r--r-- | timezone/backward | 20 | ||||
-rw-r--r-- | timezone/europe | 18 | ||||
-rw-r--r-- | timezone/leapseconds | 11 | ||||
-rw-r--r-- | timezone/northamerica | 39 | ||||
-rw-r--r-- | timezone/private.h | 13 | ||||
-rw-r--r-- | timezone/southamerica | 17 | ||||
-rw-r--r-- | timezone/tzfile.h | 17 | ||||
-rw-r--r-- | timezone/zdump.c | 377 | ||||
-rw-r--r-- | timezone/zic.c | 89 |
13 files changed, 585 insertions, 216 deletions
@@ -1,3 +1,23 @@ +2005-01-25 Jakub Jelinek <jakub@redhat.com> + + * stdlib/fmtmsg.c (addseverity): Remove new_string variable. + (free_mem): Don't free string. + * stdlib/tst-fmtmsg.c: Include string.h. + (main): Add some more tests. + +2005-01-25 Andreas Schwab <schwab@suse.de> + + * timezone/asia: Update from tzdata2005c. + * timezone/backward: Likewise. + * timezone/leapseconds: Likewise. + * timezone/northamerica: Likewise. + * timezone/southamerica: Likewise. + + * timezone/private.h: Update from tzcode2005c. + * timezone/tzfile.h: Likewise. + * timezone/zdump.c: Likewise. + * timezone/zic.c: Likewise. + 2005-01-25 Ulrich Drepper <drepper@redhat.com> * sysdeps/i386/dl-machine.h (elf_machine_rel): Remove code using diff --git a/stdlib/fmtmsg.c b/stdlib/fmtmsg.c index 9e654c6..b5d7436 100644 --- a/stdlib/fmtmsg.c +++ b/stdlib/fmtmsg.c @@ -316,7 +316,7 @@ internal_addseverity (int severity, const char *string) int result = MM_OK; /* First see if there is already a record for the severity level. */ - for (runp = severity_list, lastp = NULL; runp != NULL; runp = runp-> next) + for (runp = severity_list, lastp = NULL; runp != NULL; runp = runp->next) if (runp->severity == severity) break; else @@ -364,34 +364,17 @@ int addseverity (int severity, const char *string) { int result; - const char *new_string; /* Prevent illegal SEVERITY values. */ if (severity <= MM_INFO) return MM_NOTOK; - if (string == NULL) - /* We want to remove the severity class. */ - new_string = NULL; - else - { - new_string = __strdup (string); - - if (new_string == NULL) - /* Allocation failed or illegal value. */ - return MM_NOTOK; - } - /* Protect the global data. */ __libc_lock_lock (lock); /* Do the real work. */ result = internal_addseverity (severity, string); - if (result != MM_OK) - /* Free the allocated string. */ - free ((char *) new_string); - /* Release the lock. */ __libc_lock_unlock (lock); @@ -408,7 +391,6 @@ libc_freeres_fn (free_mem) { /* This is data we have to release. */ struct severity_info *here = runp; - free ((char *) runp->string); runp = runp->next; free (here); } diff --git a/stdlib/tst-fmtmsg.c b/stdlib/tst-fmtmsg.c index 0b244e2..0554789 100644 --- a/stdlib/tst-fmtmsg.c +++ b/stdlib/tst-fmtmsg.c @@ -1,6 +1,7 @@ #include <fmtmsg.h> #include <mcheck.h> #include <stdio.h> +#include <string.h> #define MM_TEST 10 @@ -12,11 +13,13 @@ main (void) mtrace (); - if (addseverity (MM_TEST, "TEST") != MM_OK) + char TEST[] = "ABCD"; + if (addseverity (MM_TEST, TEST) != MM_OK) { puts ("addseverity failed"); result = 1; } + strcpy (TEST, "TEST"); if (fmtmsg (MM_PRINT, "GLIBC:tst-fmtmsg", MM_HALT, "halt", "should print message for MM_HALT", "GLIBC:tst-fmtmsg:1") @@ -54,5 +57,25 @@ main (void) result = 1; } + if (addseverity (MM_TEST, NULL) != MM_NOTOK) + { + puts ("third addseverity unexpectedly succeeded"); + result = 1; + } + + char *p = strdup ("TEST2"); + if (addseverity (MM_TEST, p) != MM_OK) + { + puts ("fourth addseverity failed"); + result = 1; + } + if (addseverity (MM_TEST, "TEST3") != MM_OK) + { + puts ("fifth addseverity failed"); + result = 1; + } + + free (p); + return result; } diff --git a/timezone/asia b/timezone/asia index 3c2c1a1..32e6e3c 100644 --- a/timezone/asia +++ b/timezone/asia @@ -1,4 +1,4 @@ -# @(#)asia 7.77 +# @(#)asia 7.78 # This data is by no means authoritative; if you think you know better, # go ahead and edit the file (and please send any changes to @@ -639,7 +639,7 @@ Rule Zion 1988 only - Apr 9 0:00 1:00 D Rule Zion 1988 only - Sep 3 0:00 0 S # From Ephraim Silverberg <ephraim@cs.huji.ac.il> -# (1997-03-04, 1998-03-16, 1998-12-28, 2000-01-17 and 2000-07-25): +# (1997-03-04, 1998-03-16, 1998-12-28, 2000-01-17, 2000-07-25, and 2004-12-22): # According to the Office of the Secretary General of the Ministry of # Interior, there is NO set rule for Daylight-Savings/Standard time changes. @@ -690,13 +690,13 @@ Rule Zion 1995 only - Sep 3 0:00 0 S # time, Haim Ramon. The official announcement regarding 1996-1998 # (with the dates for 1997-1998 no longer being relevant) can be viewed at: # -# ftp://ftp.huji.ac.il/pub/tz/announcements/1996-1998.ramon.ps.gz +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/1996-1998.ramon.ps.gz # # The dates for 1997-1998 were altered by his successor, Rabbi Eli Suissa. # # The official announcements for the years 1997-1999 can be viewed at: # -# ftp://ftp.huji.ac.il/pub/tz/announcements/YYYY.ps.gz +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/YYYY.ps.gz # # where YYYY is the relevant year. @@ -716,12 +716,12 @@ Rule Zion 1999 only - Sep 3 2:00 0 S # # The official announcement for the start date of 2000 can be viewed at: # -# ftp://ftp.huji.ac.il/pub/tz/announcements/2000-start.ps.gz +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2000-start.ps.gz # # The official announcement for the end date of 2000 and the dates # for the years 2001-2004 can be viewed at: # -# ftp://ftp.huji.ac.il/pub/tz/announcements/2000-2004.ps.gz +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2000-2004.ps.gz # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Zion 2000 only - Apr 14 2:00 1:00 D @@ -735,52 +735,97 @@ Rule Zion 2003 only - Oct 3 1:00 0 S Rule Zion 2004 only - Apr 7 1:00 1:00 D Rule Zion 2004 only - Sep 22 1:00 0 S -# From Paul Eggert (2000-07-25): -# Here are guesses for rules after 2004. -# They are probably wrong, but they are more likely than no DST at all. +# Yesterday, the Knesset Interior Committee passed a proposed (originally +# in March 2004) change to the Time Setting Law that would make the dates +# for DST from 2005 and beyond so that DST starts on the night _after_ the +# first night of the Passover holiday at midnight until midnight of the +# Saturday night _before_ the fast of Yom Kippur. +# +# Those who can read Hebrew can view the proposal at: +# +# ftp://ftp.cs.huji.ac.il/pub/tz/announcements/2005+.ps +# +# The proposal still has to be passed by the Knesset (three readings) for +# it to become law.... + +# From Paul Eggert (2004-12-22): +# For now, guess that the rules proposed on 2004-12-20 will be adopted. +# This is quite possibly wrong, but it is more likely than no DST at all. +# I used Ed Reingold's cal-hebrew in GNU Emacs 21.3, along with code +# written by Ephraim Silverberg, to generate this list. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S -Rule Zion 2005 max - Apr 1 1:00 1:00 D -Rule Zion 2005 max - Oct 1 1:00 0 S +Rule Zion 2005 only - Apr 25 0:00 1:00 D +Rule Zion 2005 only - Oct 9 0:00 0 S +Rule Zion 2006 only - Apr 14 0:00 1:00 D +Rule Zion 2006 only - Oct 1 0:00 0 S +Rule Zion 2007 only - Apr 4 0:00 1:00 D +Rule Zion 2007 only - Sep 16 0:00 0 S +Rule Zion 2008 only - Apr 21 0:00 1:00 D +Rule Zion 2008 only - Oct 5 0:00 0 S +Rule Zion 2009 only - Apr 10 0:00 1:00 D +Rule Zion 2009 only - Sep 27 0:00 0 S +Rule Zion 2010 only - Mar 31 0:00 1:00 D +Rule Zion 2010 only - Sep 12 0:00 0 S +Rule Zion 2011 only - Apr 20 0:00 1:00 D +Rule Zion 2011 only - Oct 2 0:00 0 S +Rule Zion 2012 only - Apr 8 0:00 1:00 D +Rule Zion 2012 only - Sep 23 0:00 0 S +Rule Zion 2013 only - Mar 27 0:00 1:00 D +Rule Zion 2013 only - Sep 8 0:00 0 S +Rule Zion 2014 only - Apr 16 0:00 1:00 D +Rule Zion 2014 only - Sep 28 0:00 0 S +Rule Zion 2015 only - Apr 5 0:00 1:00 D +Rule Zion 2015 only - Sep 20 0:00 0 S +Rule Zion 2016 only - Apr 24 0:00 1:00 D +Rule Zion 2016 only - Oct 9 0:00 0 S +Rule Zion 2017 only - Apr 12 0:00 1:00 D +Rule Zion 2017 only - Sep 24 0:00 0 S +Rule Zion 2018 only - Apr 1 0:00 1:00 D +Rule Zion 2018 only - Sep 16 0:00 0 S +Rule Zion 2019 only - Apr 21 0:00 1:00 D +Rule Zion 2019 only - Oct 6 0:00 0 S +Rule Zion 2020 only - Apr 10 0:00 1:00 D +Rule Zion 2020 only - Sep 27 0:00 0 S +Rule Zion 2021 only - Mar 29 0:00 1:00 D +Rule Zion 2021 only - Sep 12 0:00 0 S +Rule Zion 2022 only - Apr 17 0:00 1:00 D +Rule Zion 2022 only - Oct 2 0:00 0 S +Rule Zion 2023 only - Apr 7 0:00 1:00 D +Rule Zion 2023 only - Sep 24 0:00 0 S +Rule Zion 2024 only - Apr 24 0:00 1:00 D +Rule Zion 2024 only - Oct 6 0:00 0 S +Rule Zion 2025 only - Apr 14 0:00 1:00 D +Rule Zion 2025 only - Sep 28 0:00 0 S +Rule Zion 2026 only - Apr 3 0:00 1:00 D +Rule Zion 2026 only - Sep 20 0:00 0 S +Rule Zion 2027 only - Apr 23 0:00 1:00 D +Rule Zion 2027 only - Oct 10 0:00 0 S +Rule Zion 2028 only - Apr 12 0:00 1:00 D +Rule Zion 2028 only - Sep 24 0:00 0 S +Rule Zion 2029 only - Apr 1 0:00 1:00 D +Rule Zion 2029 only - Sep 16 0:00 0 S +Rule Zion 2030 only - Apr 19 0:00 1:00 D +Rule Zion 2030 only - Oct 6 0:00 0 S +Rule Zion 2031 only - Apr 9 0:00 1:00 D +Rule Zion 2031 only - Sep 21 0:00 0 S +Rule Zion 2032 only - Mar 28 0:00 1:00 D +Rule Zion 2032 only - Sep 12 0:00 0 S +Rule Zion 2033 only - Apr 15 0:00 1:00 D +Rule Zion 2033 only - Oct 2 0:00 0 S +Rule Zion 2034 only - Apr 5 0:00 1:00 D +Rule Zion 2034 only - Sep 17 0:00 0 S +Rule Zion 2035 only - Apr 25 0:00 1:00 D +Rule Zion 2035 only - Oct 7 0:00 0 S +Rule Zion 2036 only - Apr 13 0:00 1:00 D +Rule Zion 2036 only - Sep 28 0:00 0 S +Rule Zion 2037 only - Apr 1 0:00 1:00 D +Rule Zion 2037 only - Sep 13 0:00 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Jerusalem 2:20:56 - LMT 1880 2:20:40 - JMT 1918 # Jerusalem Mean Time? 2:00 Zion I%sT -# From Ephraim Silverberg (2003-03-23): -# -# Minister of Interior Poraz has announced that he will respect the law -# passed in July 2000 (proposed at the time jointly by himself and -# then-MK David Azulai [Shas]) fixing the dates for 2000-2004. Hence, -# the dates for 2003 and 2004 remain unchanged.... -# -# As far as 2005 and beyond, no dates have been set. However, the -# minister has mentioned that he wishes to propose to move Israel's -# timezone in 2005 from GMT+2 to GMT+3 and upon that have DST during -# the summer months (i.e. GMT+4). However, no legislation in this -# direction is expected until the latter part of 2004 which is a long -# time off in terms of Israeli politics. - -# (2004-09-20): -# The latest rumour, however, is that in 2005, when the clock changes to -# Daylight Saving Time (date as yet unknown), the move will be a two-hour leap -# forward (from UTC+0200 to UTC+0400) and then, in the fall, the clock will -# move back only an hour to UTC+0300 thus effectively moving Israel's timezone -# from UTC+0200 to UTC+0300. However, no actual draft has been put before the -# Knesset (Israel's Parliament) though the intention is to do so this -# month [2004-09]. - -# (2004-09-26): -# Even though the draft law for the above did pass the Ministerial Committee -# for Legislative Matters three months ago, it was voted down in today's -# Cabinet meeting. The current suggestion is to keep the current timezone at -# UTC+0200 but have an extended period of Daylight Saving Time (UTC+0300) from -# the beginning of Passover holiday in the spring to after the Tabernacle -# holiday in the fall (i.e. the dates of which are governed by the Hebrew -# calendar but this means at least 184 days of DST). However, this is only a -# suggestion that was raised in today's cabinet meeting and has not yet been -# drafted. - ############################################################################### diff --git a/timezone/backward b/timezone/backward index 6e118c2..9fbab94 100644 --- a/timezone/backward +++ b/timezone/backward @@ -1,4 +1,4 @@ -# @(#)backward 7.26 +# @(#)backward 7.27 # This file provides links between current names for time zones # and their old names. Many names changed in late 1993. @@ -13,7 +13,7 @@ Link America/Argentina/Jujuy America/Jujuy Link America/Indiana/Knox America/Knox_IN Link America/Argentina/Mendoza America/Mendoza Link America/Rio_Branco America/Porto_Acre -Link America/Cordoba America/Rosario +Link America/Argentina/Cordoba America/Rosario Link America/St_Thomas America/Virgin Link Asia/Ashgabat Asia/Ashkhabad Link Asia/Chongqing Asia/Chungking @@ -34,7 +34,7 @@ Link Australia/Hobart Australia/Tasmania Link Australia/Melbourne Australia/Victoria Link Australia/Perth Australia/West Link Australia/Broken_Hill Australia/Yancowinna -Link America/Porto_Acre Brazil/Acre +Link America/Rio_Branco Brazil/Acre Link America/Noronha Brazil/DeNoronha Link America/Sao_Paulo Brazil/East Link America/Manaus Brazil/West @@ -55,10 +55,10 @@ Link Europe/Dublin Eire Link Europe/Chisinau Europe/Tiraspol Link Europe/London GB Link Europe/London GB-Eire -Link Etc/GMT+0 GMT+0 -Link Etc/GMT-0 GMT-0 -Link Etc/GMT0 GMT0 -Link Etc/Greenwich Greenwich +Link Etc/GMT GMT+0 +Link Etc/GMT GMT-0 +Link Etc/GMT GMT0 +Link Etc/GMT Greenwich Link Asia/Hong_Kong Hongkong Link Atlantic/Reykjavik Iceland Link Asia/Tehran Iran @@ -70,7 +70,7 @@ Link Africa/Tripoli Libya Link America/Tijuana Mexico/BajaNorte Link America/Mazatlan Mexico/BajaSur Link America/Mexico_City Mexico/General -Link America/Shiprock Navajo +Link America/Denver Navajo Link Pacific/Auckland NZ Link Pacific/Chatham NZ-CHAT Link Pacific/Pago_Pago Pacific/Samoa @@ -95,6 +95,6 @@ Link America/Denver US/Mountain Link America/Los_Angeles US/Pacific Link Pacific/Pago_Pago US/Samoa Link Etc/UTC UTC -Link Etc/Universal Universal +Link Etc/UTC Universal Link Europe/Moscow W-SU -Link Etc/Zulu Zulu +Link Etc/UTC Zulu diff --git a/timezone/europe b/timezone/europe index eeb114f..2da2df1 100644 --- a/timezone/europe +++ b/timezone/europe @@ -1,4 +1,4 @@ -# @(#)europe 7.88 +# @(#)europe 7.91 # This data is by no means authoritative; if you think you know better, # go ahead and edit the file (and please send any changes to @@ -708,7 +708,7 @@ Zone Europe/Sofia 1:33:16 - LMT 1880 # see Serbia and Montenegro # Cyprus -# See the `asia' file. +# Please see the `asia' file for Asia/Nicosia. # Czech Republic # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S @@ -754,6 +754,11 @@ Zone Atlantic/Faeroe -0:27:04 - LMT 1908 Jan 11 # Torshavn 0:00 - WET 1981 0:00 EU WE%sT # +# From Paul Eggert (2004-10-31): +# During World War II, Germany maintained secret manned weather stations in +# East Greenland and Franz Josef Land, but we don't know their time zones. +# My source for this is Wilhelm Dege's book mentioned under Svalbard. +# # From Paul Eggert (1996-11-22): # Greenland joined the EU as part of Denmark, obtained home rule on 1979-05-01, # and left the EU on 1985-02-01. It therefore should have been using EU @@ -1055,6 +1060,11 @@ Zone Europe/Berlin 0:53:28 - LMT 1893 Apr 1:00 Germany CE%sT 1980 1:00 EU CE%sT +# Georgia +# Please see the "asia" file for Asia/Tbilisi. +# Herodotus (Histories, IV.45) says Georgia north of the Phasis (now Rioni) +# is in Europe. Our reference location Tbilisi is in the Asian part. + # Gibraltar # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Europe/Gibraltar -0:21:24 - LMT 1880 Aug 2 @@ -1611,7 +1621,7 @@ Zone Europe/Oslo 0:43:00 - LMT 1895 Jan 1 # From Paul Eggert (2001-05-01): # # Actually, Jan Mayen was never occupied by Germany during World War II, -# so it must have diverged from Oslo time during the war, as Olso was +# so it must have diverged from Oslo time during the war, as Oslo was # keeping Berlin time. # # <http://home.no.net/janmayen/history.htm> says that the meteorologists @@ -1628,7 +1638,7 @@ Zone Europe/Oslo 0:43:00 - LMT 1895 Jan 1 # <http://www.svalbard.com/SvalbardFAQ.html> says that the Germans were # expelled on 1942-05-14. However, small parties of Germans did return, # and according to Wilhelm Dege's book "War North of 80" (1954) -# <http://www.utpress.utoronto.ca/publishing/rights/dege_warnorthof80.htm> +# <http://www.ucalgary.ca/UofC/departments/UP/1-55238/1-55238-110-2.html> # the German armed forces at the Svalbard weather station code-named # Haudegen did not surrender to the Allies until September 1945. # diff --git a/timezone/leapseconds b/timezone/leapseconds index 7add330..385ee66 100644 --- a/timezone/leapseconds +++ b/timezone/leapseconds @@ -1,4 +1,4 @@ -# @(#)leapseconds 7.17 +# @(#)leapseconds 7.18 # Allowance for leapseconds added to each timezone file. @@ -45,7 +45,6 @@ Leap 1997 Jun 30 23:59:60 + S Leap 1998 Dec 31 23:59:60 + S # INTERNATIONAL EARTH ROTATION AND REFERENCE SYSTEMS SERVICE (IERS) -# # SERVICE INTERNATIONAL DE LA ROTATION TERRESTRE ET DES SYSTEMES DE REFERENCE # # SERVICE DE LA ROTATION TERRESTRE @@ -55,9 +54,10 @@ Leap 1998 Dec 31 23:59:60 + S # FAX : 33 (0) 1 40 51 22 91 # Internet : services.iers@obspm.fr # -# Paris, 15 January 2004 +# Paris, 21 July 2004 +# # -# Bulletin C 27 +# Bulletin C 28 # # To authorities responsible # for the measurement and @@ -65,7 +65,7 @@ Leap 1998 Dec 31 23:59:60 + S # # INFORMATION ON UTC - TAI # -# NO positive leap second will be introduced at the end of June 2004. +# NO positive leap second will be introduced at the end of December 2004. # The difference between UTC and the International Atomic Time TAI is: # # from 1999 January 1, 0h UTC, until further notice : UTC-TAI = -32 s @@ -78,4 +78,3 @@ Leap 1998 Dec 31 23:59:60 + S # Daniel GAMBIS # Director # Earth Orientation Center of IERS -# Observatoire de Paris, France diff --git a/timezone/northamerica b/timezone/northamerica index 6e755b0..f9d2f6a 100644 --- a/timezone/northamerica +++ b/timezone/northamerica @@ -1,4 +1,4 @@ -# @(#)northamerica 7.69 +# @(#)northamerica 7.71 # also includes Central America and the Caribbean # This data is by no means authoritative; if you think you know better, @@ -208,6 +208,13 @@ Rule US 1987 max - Apr Sun>=1 2:00 1:00 D # Pennsylvania, Rhode Island, South Carolina, eastern Tennessee, # Vermont, Virginia, West Virginia +# From Dave Cantor (2004-11-02): +# Early this summer I had the occasion to visit the Mount Washington +# Observatory weather station atop (of course!) Mount Washington [, NH].... +# One of the staff members said that the station was on Eastern Standard Time +# and didn't change their clocks for Daylight Saving ... so that their +# reports will always have times which are 5 hours behind UTC. + # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER Rule NYC 1920 only - Mar lastSun 2:00 1:00 D Rule NYC 1920 only - Oct lastSun 2:00 0 S @@ -355,10 +362,26 @@ Zone America/Adak 12:13:21 - LMT 1867 Oct 18 -11:00 US B%sT 1983 Oct 30 2:00 -10:00 US AH%sT 1983 Nov 30 -10:00 US HA%sT +# The following switches don't quite make our 1970 cutoff. +# # Shanks writes that part of southwest Alaska (e.g. Aniak) # switched from -11:00 to -10:00 on 1968-09-22 at 02:00, # and another part (e.g. Akiak) made the same switch five weeks later. -# These switches don't quite make our 1970 cutoff. +# +# From David Flater (2004-11-09): +# In e-mail, 2004-11-02, Ray Hudson, historian/liaison to the Unalaska +# Historic Preservation Commission, provided this information, which +# suggests that Unalaska deviated from statutory time from early 1967 +# possibly until 1983: +# +# Minutes of the Unalaska City Council Meeting, January 10, 1967: +# "Except for St. Paul and Akutan, Unalaska is the only important +# location not on Alaska Standard Time. The following resolution was +# made by William Robinson and seconded by Henry Swanson: Be it +# resolved that the City of Unalaska hereby goes to Alaska Standard +# Time as of midnight Friday, January 13, 1967 (1 A.M. Saturday, +# January 14, Alaska Standard Time.) This resolution was passed with +# three votes for and one against." # Hawaii # @@ -1731,6 +1754,15 @@ Zone America/Costa_Rica -5:36:20 - LMT 1890 # San Jose # to DST--and one more hour on 1999-04-04--when the announcers will have # returned to Baltimore, which switches on that date.) +# From Evert van der Veer via Steffen Thorsen (2004-10-28): +# Cuba is not going back to standard time this year. +# From Paul Eggert (2004-10-28): +# http://www.granma.cu/ingles/2004/septiembre/juev30/41medid-i.html +# says that it's due to a problem at the Antonio Guiteras +# thermoelectric plant, and says "This October there will be no return +# to normal hours (after daylight saving time)". +# For now, let's assume that it's a one-year temporary measure. + # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Cuba 1928 only - Jun 10 0:00 1:00 D Rule Cuba 1928 only - Oct 10 0:00 0 S @@ -1759,8 +1791,9 @@ Rule Cuba 1991 1995 - Oct Sun>=8 0:00s 0 S Rule Cuba 1996 only - Oct 6 0:00s 0 S Rule Cuba 1997 only - Oct 12 0:00s 0 S Rule Cuba 1998 1999 - Mar lastSun 0:00s 1:00 D -Rule Cuba 1998 max - Oct lastSun 0:00s 0 S +Rule Cuba 1998 2003 - Oct lastSun 0:00s 0 S Rule Cuba 2000 max - Apr Sun>=1 0:00s 1:00 D +Rule Cuba 2005 max - Oct lastSun 0:00s 0 S # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Havana -5:29:28 - LMT 1890 diff --git a/timezone/private.h b/timezone/private.h index 5766305..5de2f7d 100644 --- a/timezone/private.h +++ b/timezone/private.h @@ -21,7 +21,7 @@ #ifndef lint #ifndef NOID -static char privatehid[] = "@(#)private.h 7.54"; +static char privatehid[] = "@(#)private.h 7.55"; #endif /* !defined NOID */ #endif /* !defined lint */ @@ -208,6 +208,7 @@ extern char * asctime_r(); /* ** Private function declarations. */ + char * icalloc P((int nelem, int elsize)); char * icatalloc P((char * old, const char * new)); char * icpyalloc P((const char * string)); @@ -217,7 +218,6 @@ void icfree P((char * pointer)); void ifree P((char * pointer)); char * scheck P((const char *string, const char *format)); - /* ** Finally, some convenience items. */ @@ -238,6 +238,15 @@ char * scheck P((const char *string, const char *format)); #define TYPE_SIGNED(type) (((type) -1) < 0) #endif /* !defined TYPE_SIGNED */ +/* +** Since the definition of TYPE_INTEGRAL contains floating point numbers, +** it cannot be used in preprocessor directives. +*/ + +#ifndef TYPE_INTEGRAL +#define TYPE_INTEGRAL(type) (((type) 0.5) != 0.5) +#endif /* !defined TYPE_INTEGRAL */ + #ifndef INT_STRLEN_MAXIMUM /* ** 302 / 1000 is log10(2.0) rounded up. diff --git a/timezone/southamerica b/timezone/southamerica index 9124910..2e9faf4 100644 --- a/timezone/southamerica +++ b/timezone/southamerica @@ -1,4 +1,4 @@ -# @(#)southamerica 7.54 +# @(#)southamerica 7.57 # This data is by no means authoritative; if you think you know better, # go ahead and edit the file (and please send any changes to @@ -671,7 +671,7 @@ Zone America/Campo_Grande -3:38:28 - LMT 1914 # Mato Grosso (MT) Zone America/Cuiaba -3:44:20 - LMT 1914 -4:00 Brazil AM%sT 2003 Sep 24 - -4:00 - AMT 2004 Oct 4 + -4:00 - AMT 2004 Oct 1 -4:00 Brazil AM%sT # # west Para (PA), Rondonia (RO) @@ -942,9 +942,16 @@ Rule Para 1998 2001 - Mar Sun>=1 0:00 0 - # A decree was issued in Paraguay (no. 16350) on 2002-02-26 that changed the # dst method to be from the first Sunday in September to the first Sunday in # April. -Rule Para 2002 max - Apr Sun>=1 0:00 0 - -Rule Para 2002 max - Sep Sun>=1 0:00 1:00 S - +Rule Para 2002 2004 - Apr Sun>=1 0:00 0 - +Rule Para 2002 2003 - Sep Sun>=1 0:00 1:00 S +# +# From Jesper Norgaard Welen (2005-01-02): +# There are several sources that claim that Paraguay made +# a timezone rule change in autumn 2004. +# From Steffen Thorsen (2005-01-05): +# Decree 1,867 (2004-03-05) <http://www.labor.com.py/noticias.asp?id=27> +Rule Para 2004 max - Oct Sun>=15 0:00 1:00 S +Rule Para 2005 max - Mar Sun>=8 0:00 0 - # Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone America/Asuncion -3:50:40 - LMT 1890 diff --git a/timezone/tzfile.h b/timezone/tzfile.h index 0921c3c..0e9966a 100644 --- a/timezone/tzfile.h +++ b/timezone/tzfile.h @@ -21,7 +21,7 @@ #ifndef lint #ifndef NOID -static char tzfilehid[] = "@(#)tzfile.h 7.14"; +static char tzfilehid[] = "@(#)tzfile.h 7.16"; #endif /* !defined NOID */ #endif /* !defined lint */ @@ -156,12 +156,21 @@ struct tzhead { #define EPOCH_YEAR 1970 #define EPOCH_WDAY TM_THURSDAY +#define isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0)) + /* -** Accurate only for the past couple of centuries; -** that will probably do. +** Since everything in isleap is modulo 400 (or a factor of 400), we know that +** isleap(y) == isleap(y % 400) +** and so +** isleap(a + b) == isleap((a + b) % 400) +** or +** isleap(a + b) == isleap(a % 400 + b % 400) +** This is true even if % means modulo rather than Fortran remainder +** (which is allowed by C89 but not C99). +** We use this to avoid addition overflow problems. */ -#define isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0)) +#define isleap_sum(a, b) isleap((a) % 400 + (b) % 400) #ifndef USG diff --git a/timezone/zdump.c b/timezone/zdump.c index 20bb916..bd71326 100644 --- a/timezone/zdump.c +++ b/timezone/zdump.c @@ -1,4 +1,4 @@ -static char elsieid[] = "@(#)zdump.c 7.40"; +static char elsieid[] = "@(#)zdump.c 7.61"; /* ** This code has been made independent of the rest of the time @@ -11,6 +11,15 @@ static char elsieid[] = "@(#)zdump.c 7.40"; #include "sys/types.h" /* for time_t */ #include "time.h" /* for struct tm */ #include "stdlib.h" /* for exit, malloc, atoi */ +#include "float.h" /* for FLT_MAX and DBL_MAX */ + +#ifndef ZDUMP_LO_YEAR +#define ZDUMP_LO_YEAR (-500) +#endif /* !defined ZDUMP_LO_YEAR */ + +#ifndef ZDUMP_HI_YEAR +#define ZDUMP_HI_YEAR 2500 +#endif /* !defined ZDUMP_HI_YEAR */ #ifndef MAX_STRING_LENGTH #define MAX_STRING_LENGTH 1024 @@ -61,9 +70,20 @@ static char elsieid[] = "@(#)zdump.c 7.40"; #endif /* !defined DAYSPERNYEAR */ #ifndef isleap -#define isleap(y) ((((y) % 4) == 0 && ((y) % 100) != 0) || ((y) % 400) == 0) +#define isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0)) #endif /* !defined isleap */ +#ifndef isleap_sum +/* +** See tzfile.h for details on isleap_sum. +*/ +#define isleap_sum(a, b) isleap((a) % 400 + (b) % 400) +#endif /* !defined isleap_sum */ + +#define SECSPERDAY ((long) SECSPERHOUR * HOURSPERDAY) +#define SECSPERNYEAR (SECSPERDAY * DAYSPERNYEAR) +#define SECSPERLYEAR (SECSPERNYEAR + SECSPERDAY) + #if HAVE_GETTEXT #include "locale.h" /* for setlocale */ #include "libintl.h" @@ -115,18 +135,60 @@ static char elsieid[] = "@(#)zdump.c 7.40"; extern char ** environ; extern int getopt P((int argc, char * const argv[], - const char * options)); + const char * options)); extern char * optarg; extern int optind; extern char * tzname[2]; +static time_t absolute_min_time; +static time_t absolute_max_time; +static size_t longest; +static char * progname; + static char * abbr P((struct tm * tmp)); static long delta P((struct tm * newp, struct tm * oldp)); +static void dumptime P((const struct tm * tmp)); static time_t hunt P((char * name, time_t lot, time_t hit)); -static size_t longest; -static char * progname; +static void setabsolutes P((void)); static void show P((char * zone, time_t t, int v)); -static void dumptime P((const struct tm * tmp)); +static const char * tformat P((void)); +static time_t yeartot P((long y)); + +#ifndef TYPECHECK +#define my_localtime localtime +#else /* !defined TYPECHECK */ +static struct tm * +my_localtime(tp) +time_t * tp; +{ + register struct tm * tmp; + + tmp = localtime(tp); + if (tp != NULL && tmp != NULL) { + struct tm tm; + register time_t t; + + tm = *tmp; + t = mktime(&tm); + if (t - *tp >= 1 || *tp - t >= 1) { + (void) fflush(stdout); + (void) fprintf(stderr, "\n%s: ", progname); + (void) fprintf(stderr, tformat(), *tp); + (void) fprintf(stderr, " ->"); + (void) fprintf(stderr, " sec %d", tmp->tm_sec); + (void) fprintf(stderr, " min %d", tmp->tm_min); + (void) fprintf(stderr, " hour %d", tmp->tm_hour); + (void) fprintf(stderr, " mday %d", tmp->tm_mday); + (void) fprintf(stderr, " mon %d", tmp->tm_mon); + (void) fprintf(stderr, " year %d", tmp->tm_year); + (void) fprintf(stderr, " -> "); + (void) fprintf(stderr, tformat(), t); + (void) fprintf(stderr, "\n"); + } + } + return tmp; +} +#endif /* !defined TYPECHECK */ int main(argc, argv) @@ -136,18 +198,22 @@ char * argv[]; register int i; register int c; register int vflag; - register char * cutoff; - register int cutyear; - register long cuttime; - char ** fakeenv; + register char * cutarg; + register long cutloyear = ZDUMP_LO_YEAR; + register long cuthiyear = ZDUMP_HI_YEAR; + register time_t cutlotime; + register time_t cuthitime; + register char ** fakeenv; time_t now; time_t t; time_t newt; - time_t hibit; struct tm tm; struct tm newtm; + register struct tm * tmp; + register struct tm * newtmp; - INITIALIZE(cuttime); + INITIALIZE(cutlotime); + INITIALIZE(cuthitime); #if HAVE_GETTEXT (void) setlocale(LC_MESSAGES, ""); #ifdef TZ_DOMAINDIR @@ -162,39 +228,50 @@ char * argv[]; (void) exit(EXIT_SUCCESS); } vflag = 0; - cutoff = NULL; + cutarg = NULL; while ((c = getopt(argc, argv, "c:v")) == 'c' || c == 'v') if (c == 'v') vflag = 1; - else cutoff = optarg; + else cutarg = optarg; if ((c != EOF && c != -1) || (optind == argc - 1 && strcmp(argv[optind], "=") == 0)) { (void) fprintf(stderr, -_("%s: usage is %s [ --version ] [ -v ] [ -c cutoff ] zonename ...\n"), - argv[0], argv[0]); +_("%s: usage is %s [ --version ] [ -v ] [ -c [loyear,]hiyear ] zonename ...\n"), + progname, progname); (void) exit(EXIT_FAILURE); } - if (cutoff != NULL) { - int y; - - cutyear = atoi(cutoff); - cuttime = 0; - for (y = EPOCH_YEAR; y < cutyear; ++y) - cuttime += DAYSPERNYEAR + isleap(y); - cuttime *= SECSPERHOUR * HOURSPERDAY; + if (vflag) { + if (cutarg != NULL) { + long lo; + long hi; + char dummy; + + if (sscanf(cutarg, "%ld%c", &hi, &dummy) == 1) { + cuthiyear = hi; + } else if (sscanf(cutarg, "%ld,%ld%c", + &lo, &hi, &dummy) == 2) { + cutloyear = lo; + cuthiyear = hi; + } else { +(void) fprintf(stderr, _("%s: wild -c argument %s\n"), + progname, cutarg); + (void) exit(EXIT_FAILURE); + } + } + setabsolutes(); + cutlotime = yeartot(cutloyear); + cuthitime = yeartot(cuthiyear); } (void) time(&now); longest = 0; for (i = optind; i < argc; ++i) if (strlen(argv[i]) > longest) longest = strlen(argv[i]); - for (hibit = 1; (hibit << 1) != 0; hibit <<= 1) - continue; { register int from; register int to; - for (i = 0; environ[i] != NULL; ++i) + for (i = 0; environ[i] != NULL; ++i) continue; fakeenv = (char **) malloc((size_t) ((i + 2) * sizeof *fakeenv)); @@ -219,58 +296,129 @@ _("%s: usage is %s [ --version ] [ -v ] [ -c cutoff ] zonename ...\n"), show(argv[i], now, FALSE); continue; } - /* - ** Get lowest value of t. - */ - t = hibit; - if (t > 0) /* time_t is unsigned */ - t = 0; + t = absolute_min_time; show(argv[i], t, TRUE); t += SECSPERHOUR * HOURSPERDAY; show(argv[i], t, TRUE); - tm = *localtime(&t); - (void) strncpy(buf, abbr(&tm), (sizeof buf) - 1); + if (t < cutlotime) + t = cutlotime; + tmp = my_localtime(&t); + if (tmp != NULL) { + tm = *tmp; + (void) strncpy(buf, abbr(&tm), (sizeof buf) - 1); + } for ( ; ; ) { - if (cutoff != NULL && t >= cuttime) + if (t >= cuthitime) break; newt = t + SECSPERHOUR * 12; - if (cutoff != NULL && newt >= cuttime) + if (newt >= cuthitime) break; if (newt <= t) break; - newtm = *localtime(&newt); - if (delta(&newtm, &tm) != (newt - t) || + newtmp = localtime(&newt); + if (newtmp != NULL) + newtm = *newtmp; + if ((tmp == NULL || newtmp == NULL) ? (tmp != newtmp) : + (delta(&newtm, &tm) != (newt - t) || newtm.tm_isdst != tm.tm_isdst || - strcmp(abbr(&newtm), buf) != 0) { + strcmp(abbr(&newtm), buf) != 0)) { newt = hunt(argv[i], t, newt); - newtm = *localtime(&newt); - (void) strncpy(buf, abbr(&newtm), - (sizeof buf) - 1); + newtmp = localtime(&newt); + if (newtmp != NULL) { + newtm = *newtmp; + (void) strncpy(buf, + abbr(&newtm), + (sizeof buf) - 1); + } } t = newt; tm = newtm; + tmp = newtmp; } - /* - ** Get highest value of t. - */ - t = ~((time_t) 0); - if (t < 0) /* time_t is signed */ - t &= ~hibit; + t = absolute_max_time; t -= SECSPERHOUR * HOURSPERDAY; show(argv[i], t, TRUE); t += SECSPERHOUR * HOURSPERDAY; show(argv[i], t, TRUE); } if (fflush(stdout) || ferror(stdout)) { - (void) fprintf(stderr, "%s: ", argv[0]); + (void) fprintf(stderr, "%s: ", progname); (void) perror(_("Error writing standard output")); (void) exit(EXIT_FAILURE); } exit(EXIT_SUCCESS); + /* If exit fails to exit... */ + return EXIT_FAILURE; +} + +static void +setabsolutes() +{ + if (0.5 == (time_t) 0.5) { + /* + ** time_t is floating. + */ + if (sizeof (time_t) == sizeof (float)) { + absolute_min_time = (time_t) -FLT_MAX; + absolute_max_time = (time_t) FLT_MAX; + } else if (sizeof (time_t) == sizeof (double)) { + absolute_min_time = (time_t) -DBL_MAX; + absolute_max_time = (time_t) DBL_MAX; + } else { + (void) fprintf(stderr, +_("%s: use of -v on system with floating time_t other than float or double\n"), + progname); + (void) exit(EXIT_FAILURE); + } + } else if (0 > (time_t) -1) { + /* + ** time_t is signed. + */ + register time_t hibit; - /* gcc -Wall pacifier */ - for ( ; ; ) - continue; + for (hibit = 1; (hibit * 2) != 0; hibit *= 2) + continue; + absolute_min_time = hibit; + absolute_max_time = -(hibit + 1); + } else { + /* + ** time_t is unsigned. + */ + absolute_min_time = 0; + absolute_max_time = absolute_min_time - 1; + } +} + +static time_t +yeartot(y) +const long y; +{ + register long myy; + register long seconds; + register time_t t; + + myy = EPOCH_YEAR; + t = 0; + while (myy != y) { + if (myy < y) { + seconds = isleap(myy) ? SECSPERLYEAR : SECSPERNYEAR; + ++myy; + if (t > absolute_max_time - seconds) { + t = absolute_max_time; + break; + } + t += seconds; + } else { + --myy; + seconds = isleap(myy) ? SECSPERLYEAR : SECSPERNYEAR; + if (t < absolute_min_time + seconds) { + t = absolute_min_time; + break; + } + t -= seconds; + } + } + return t; } static time_t @@ -279,25 +427,39 @@ char * name; time_t lot; time_t hit; { - time_t t; - struct tm lotm; - struct tm tm; - static char loab[MAX_STRING_LENGTH]; - - lotm = *localtime(&lot); - (void) strncpy(loab, abbr(&lotm), (sizeof loab) - 1); - while ((hit - lot) >= 2) { - t = lot / 2 + hit / 2; + time_t t; + long diff; + struct tm lotm; + register struct tm * lotmp; + struct tm tm; + register struct tm * tmp; + char loab[MAX_STRING_LENGTH]; + + lotmp = my_localtime(&lot); + if (lotmp != NULL) { + lotm = *lotmp; + (void) strncpy(loab, abbr(&lotm), (sizeof loab) - 1); + } + for ( ; ; ) { + diff = (long) (hit - lot); + if (diff < 2) + break; + t = lot; + t += diff / 2; if (t <= lot) ++t; else if (t >= hit) --t; - tm = *localtime(&t); - if (delta(&tm, &lotm) == (t - lot) && + tmp = my_localtime(&t); + if (tmp != NULL) + tm = *tmp; + if ((lotmp == NULL || tmp == NULL) ? (lotmp == tmp) : + (delta(&tm, &lotm) == (t - lot) && tm.tm_isdst == lotm.tm_isdst && - strcmp(abbr(&tm), loab) == 0) { + strcmp(abbr(&tm), loab) == 0)) { lot = t; lotm = tm; + lotmp = tmp; } else hit = t; } show(name, lot, TRUE); @@ -314,14 +476,14 @@ delta(newp, oldp) struct tm * newp; struct tm * oldp; { - long result; - int tmy; + register long result; + register int tmy; if (newp->tm_year < oldp->tm_year) return -delta(oldp, newp); result = 0; for (tmy = oldp->tm_year; tmy < newp->tm_year; ++tmy) - result += DAYSPERNYEAR + isleap(tmy + (long) TM_YEAR_BASE); + result += DAYSPERNYEAR + isleap_sum(tmy, TM_YEAR_BASE); result += newp->tm_yday - oldp->tm_yday; result *= HOURSPERDAY; result += newp->tm_hour - oldp->tm_hour; @@ -338,22 +500,30 @@ char * zone; time_t t; int v; { - struct tm * tmp; + register struct tm * tmp; (void) printf("%-*s ", (int) longest, zone); if (v) { - dumptime(gmtime(&t)); - (void) printf(" UTC = "); + tmp = gmtime(&t); + if (tmp == NULL) { + (void) printf(tformat(), t); + } else { + dumptime(tmp); + (void) printf(" UTC"); + } + (void) printf(" = "); } - tmp = localtime(&t); + tmp = my_localtime(&t); dumptime(tmp); - if (*abbr(tmp) != '\0') - (void) printf(" %s", abbr(tmp)); - if (v) { - (void) printf(" isdst=%d", tmp->tm_isdst); + if (tmp != NULL) { + if (*abbr(tmp) != '\0') + (void) printf(" %s", abbr(tmp)); + if (v) { + (void) printf(" isdst=%d", tmp->tm_isdst); #ifdef TM_GMTOFF - (void) printf(" gmtoff=%ld", tmp->TM_GMTOFF); + (void) printf(" gmtoff=%ld", tmp->TM_GMTOFF); #endif /* defined TM_GMTOFF */ + } } (void) printf("\n"); } @@ -371,6 +541,33 @@ struct tm * tmp; return (result == NULL) ? &nada : result; } +/* +** The code below can fail on certain theoretical systems; +** it works on all known real-world systems as of 2004-12-30. +*/ + +static const char * +tformat() +{ + if (0.5 == (time_t) 0.5) { /* floating */ + if (sizeof (time_t) > sizeof (double)) + return "%Lg"; + return "%g"; + } + if (0 > (time_t) -1) { /* signed */ + if (sizeof (time_t) > sizeof (long)) + return "%lld"; + if (sizeof (time_t) > sizeof (int)) + return "%ld"; + return "%d"; + } + if (sizeof (time_t) > sizeof (unsigned long)) + return "%llu"; + if (sizeof (time_t) > sizeof (unsigned int)) + return "%lu"; + return "%u"; +} + static void dumptime(timeptr) register const struct tm * timeptr; @@ -384,7 +581,13 @@ register const struct tm * timeptr; }; register const char * wn; register const char * mn; + register int lead; + register int trail; + if (timeptr == NULL) { + (void) printf("NULL"); + return; + } /* ** The packaged versions of localtime and gmtime never put out-of-range ** values in tm_wday or tm_mon, but since this code might be compiled @@ -398,9 +601,23 @@ register const struct tm * timeptr; (int) (sizeof mon_name / sizeof mon_name[0])) mn = "???"; else mn = mon_name[timeptr->tm_mon]; - (void) printf("%.3s %.3s%3d %.2d:%.2d:%.2d %ld", + (void) printf("%.3s %.3s%3d %.2d:%.2d:%.2d ", wn, mn, timeptr->tm_mday, timeptr->tm_hour, - timeptr->tm_min, timeptr->tm_sec, - timeptr->tm_year + (long) TM_YEAR_BASE); + timeptr->tm_min, timeptr->tm_sec); +#define DIVISOR 10 + trail = timeptr->tm_year % DIVISOR + TM_YEAR_BASE % DIVISOR; + lead = timeptr->tm_year / DIVISOR + TM_YEAR_BASE / DIVISOR + + trail / DIVISOR; + trail %= DIVISOR; + if (trail < 0 && lead > 0) { + trail += DIVISOR; + --lead; + } else if (lead < 0 && trail > 0) { + trail -= DIVISOR; + ++lead; + } + if (lead == 0) + (void) printf("%d", trail); + else (void) printf("%d%d", lead, ((trail < 0) ? -trail : trail)); } diff --git a/timezone/zic.c b/timezone/zic.c index 9bb8662..d855475 100644 --- a/timezone/zic.c +++ b/timezone/zic.c @@ -1,4 +1,10 @@ -static char elsieid[] = "@(#)zic.c 7.116"; +static char elsieid[] = "@(#)zic.c 7.118"; + +/* +** Regardless of the type of time_t, we do our work using this type. +*/ + +typedef int zic_t; #include "private.h" #include "locale.h" @@ -50,7 +56,7 @@ struct rule { const char * r_abbrvar; /* variable part of abbreviation */ int r_todo; /* a rule to do (used in outzone) */ - time_t r_temp; /* used in outzone */ + zic_t r_temp; /* used in outzone */ }; /* @@ -76,7 +82,7 @@ struct zone { int z_nrules; struct rule z_untilrule; - time_t z_untiltime; + zic_t z_untiltime; }; extern int getopt P((int argc, char * const argv[], @@ -85,10 +91,10 @@ extern int link P((const char * fromname, const char * toname)); extern char * optarg; extern int optind; -static void addtt P((time_t starttime, int type)); +static void addtt P((zic_t starttime, int type)); static int addtype P((long gmtoff, const char * abbr, int isdst, int ttisstd, int ttisgmt)); -static void leapadd P((time_t t, int positive, int rolling, int count)); +static void leapadd P((zic_t t, int positive, int rolling, int count)); static void adjleap P((void)); static void associate P((void)); static int ciequal P((const char * ap, const char * bp)); @@ -121,13 +127,13 @@ static long oadd P((long t1, long t2)); static void outzone P((const struct zone * zp, int ntzones)); static void puttzcode P((long code, FILE * fp)); static int rcomp P((const void * leftp, const void * rightp)); -static time_t rpytime P((const struct rule * rp, int wantedy)); +static zic_t rpytime P((const struct rule * rp, int wantedy)); static void rulesub P((struct rule * rp, const char * loyearp, const char * hiyearp, const char * typep, const char * monthp, const char * dayp, const char * timep)); static void setboundaries P((void)); -static time_t tadd P((time_t t1, long t2)); +static zic_t tadd P((zic_t t1, long t2)); static void usage P((void)); static void writezone P((const char * name)); static int yearistype P((int year, const char * type)); @@ -141,10 +147,10 @@ static int errors; static const char * filename; static int leapcnt; static int linenum; -static time_t max_time; +static zic_t max_time; static int max_year; static int max_year_representable; -static time_t min_time; +static zic_t min_time; static int min_year; static int min_year_representable; static int noise; @@ -334,7 +340,7 @@ static const int len_years[2] = { }; static struct attype { - time_t at; + zic_t at; unsigned char type; } attypes[TZ_MAX_TIMES]; static long gmtoffs[TZ_MAX_TYPES]; @@ -343,7 +349,7 @@ static unsigned char abbrinds[TZ_MAX_TYPES]; static char ttisstds[TZ_MAX_TYPES]; static char ttisgmts[TZ_MAX_TYPES]; static char chars[TZ_MAX_CHARS]; -static time_t trans[TZ_MAX_LEAPS]; +static zic_t trans[TZ_MAX_LEAPS]; static long corr[TZ_MAX_LEAPS]; static char roll[TZ_MAX_LEAPS]; @@ -629,7 +635,7 @@ const char * const tofile; register char * symlinkcontents = NULL; while ((s = strchr(s+1, '/')) != NULL) symlinkcontents = ecatalloc(symlinkcontents, "../"); - symlinkcontents = ecatalloc(symlinkcontents, fromname); + symlinkcontents = ecatalloc(symlinkcontents, fromfile); result = unlink(toname); if (result != 0 && errno != ENOENT) { @@ -676,25 +682,36 @@ warning(_("hard link failed, symbolic link used")); */ #define MAX_BITS_IN_FILE 32 -#define TIME_T_BITS_IN_FILE ((TYPE_BIT(time_t) < MAX_BITS_IN_FILE) ? TYPE_BIT(time_t) : MAX_BITS_IN_FILE) +#define TIME_T_BITS_IN_FILE ((TYPE_BIT(zic_t) < MAX_BITS_IN_FILE) ? \ + TYPE_BIT(zic_t) : MAX_BITS_IN_FILE) static void setboundaries P((void)) { - if (TYPE_SIGNED(time_t)) { - min_time = ~ (time_t) 0; - min_time <<= TIME_T_BITS_IN_FILE - 1; - max_time = ~ (time_t) 0 - min_time; + register int i; + + if (TYPE_SIGNED(zic_t)) { + min_time = -1; + for (i = 0; i < TIME_T_BITS_IN_FILE - 1; ++i) + min_time *= 2; + max_time = -(min_time + 1); if (sflag) min_time = 0; } else { min_time = 0; max_time = 2 - sflag; - max_time <<= TIME_T_BITS_IN_FILE - 1; + for (i = 0; i < TIME_T_BITS_IN_FILE - 1; ++i) + max_time *= 2; --max_time; } - min_year = TM_YEAR_BASE + gmtime(&min_time)->tm_year; - max_year = TM_YEAR_BASE + gmtime(&max_time)->tm_year; + { + time_t t; + + t = (time_t) min_time; + min_year = TM_YEAR_BASE + gmtime(&t)->tm_year; + t = (time_t) max_time; + max_year = TM_YEAR_BASE + gmtime(&t)->tm_year; + } min_year_representable = min_year; max_year_representable = max_year; } @@ -1120,7 +1137,7 @@ const int nfields; register int i, j; int year, month, day; long dayoff, tod; - time_t t; + zic_t t; if (nfields != LEAP_FIELDS) { error(_("wrong number of fields on Leap line")); @@ -1164,7 +1181,7 @@ const int nfields; return; } dayoff = oadd(dayoff, eitol(day - 1)); - if (dayoff < 0 && !TYPE_SIGNED(time_t)) { + if (dayoff < 0 && !TYPE_SIGNED(zic_t)) { error(_("time before zero")); return; } @@ -1176,7 +1193,7 @@ const int nfields; error(_("time too large")); return; } - t = (time_t) dayoff * SECSPERDAY; + t = (zic_t) dayoff * SECSPERDAY; tod = gethms(fields[LP_TIME], _("invalid time of day"), FALSE); cp = fields[LP_CORR]; { @@ -1438,7 +1455,7 @@ const char * const name; register int i, j; static char * fullname; static struct tzhead tzh; - time_t ats[TZ_MAX_TIMES]; + zic_t ats[TZ_MAX_TIMES]; unsigned char types[TZ_MAX_TIMES]; /* @@ -1603,7 +1620,7 @@ const int zonecount; register struct rule * rp; register int i, j; register int usestart, useuntil; - register time_t starttime, untiltime; + register zic_t starttime, untiltime; register long gmtoff; register long stdoff; register int year; @@ -1672,7 +1689,7 @@ const int zonecount; } for ( ; ; ) { register int k; - register time_t jtime, ktime; + register zic_t jtime, ktime; register long offset; char buf[BUFSIZ]; @@ -1784,7 +1801,7 @@ error(_("can't determine time zone abbreviation to use just after until time")); static void addtt(starttime, type) -const time_t starttime; +const zic_t starttime; int type; { if (starttime <= min_time || @@ -1868,7 +1885,7 @@ const int ttisgmt; static void leapadd(t, positive, rolling, count) -const time_t t; +const zic_t t; const int positive; const int rolling; int count; @@ -2056,12 +2073,12 @@ const long t2; return t; } -static time_t +static zic_t tadd(t1, t2) -const time_t t1; +const zic_t t1; const long t2; { - register time_t t; + register zic_t t; if (t1 == max_time && t2 > 0) return max_time; @@ -2080,14 +2097,14 @@ const long t2; ** 1970, 00:00 LOCAL time - in that year that the rule refers to. */ -static time_t +static zic_t rpytime(rp, wantedy) register const struct rule * const rp; register const int wantedy; { register int y, m, i; register long dayoff; /* with a nod to Margaret O. */ - register time_t t; + register zic_t t; if (wantedy == INT_MIN) return min_time; @@ -2154,15 +2171,13 @@ register const int wantedy; warning(_("rule goes past start/end of month--will not work with pre-2004 versions of zic")); } } - if (dayoff < 0 && !TYPE_SIGNED(time_t)) + if (dayoff < 0 && !TYPE_SIGNED(zic_t)) return min_time; if (dayoff < min_time / SECSPERDAY) return min_time; if (dayoff > max_time / SECSPERDAY) return max_time; - t = (time_t) dayoff * SECSPERDAY; - if (t > 0 && max_time - t < rp->r_tod) - return max_time; + t = (zic_t) dayoff * SECSPERDAY; return tadd(t, rp->r_tod); } |