Date: Fri, 2 Feb 2024 02:03:28 GMT From: Philip Paeps <philip@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 2723c7ffb7f7 - main - contrib/tzdata: import tzdata 2024a Message-ID: <202402020203.41223S7o041348@gitrepo.freebsd.org>
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The branch main has been updated by philip: URL: https://cgit.FreeBSD.org/src/commit/?id=2723c7ffb7f729a1d3f7c59e7db48b0edf3d30a6 commit 2723c7ffb7f729a1d3f7c59e7db48b0edf3d30a6 Merge: 5f047ae0c73b 76e31da7ab27 Author: Philip Paeps <philip@FreeBSD.org> AuthorDate: 2024-02-02 02:01:39 +0000 Commit: Philip Paeps <philip@FreeBSD.org> CommitDate: 2024-02-02 02:01:39 +0000 contrib/tzdata: import tzdata 2024a Changes: https://github.com/eggert/tz/blob/2024a/NEWS MFC after: 3 days contrib/tzdata/Makefile | 53 ++++-- contrib/tzdata/NEWS | 68 +++++++ contrib/tzdata/africa | 8 +- contrib/tzdata/asia | 174 +++++++++++------- contrib/tzdata/australasia | 14 +- contrib/tzdata/checknow.awk | 2 +- contrib/tzdata/etcetera | 2 +- contrib/tzdata/europe | 29 ++- contrib/tzdata/leap-seconds.list | 373 +++++++++++++-------------------------- contrib/tzdata/leapseconds | 19 +- contrib/tzdata/leapseconds.awk | 11 +- contrib/tzdata/northamerica | 29 +-- contrib/tzdata/southamerica | 5 +- contrib/tzdata/theory.html | 37 ++-- contrib/tzdata/version | 2 +- contrib/tzdata/zishrink.awk | 98 ++++++---- contrib/tzdata/zonenow.tab | 4 +- 17 files changed, 507 insertions(+), 421 deletions(-) diff --cc contrib/tzdata/Makefile index 4e45f93b915c,000000000000..d48354c72df4 mode 100644,000000..100644 --- a/contrib/tzdata/Makefile +++ b/contrib/tzdata/Makefile @@@ -1,1330 -1,0 +1,1361 @@@ +# Make and install tzdb code and data. +# This file is in the public domain, so clarified as of +# 2009-05-17 by Arthur David Olson. +# Request POSIX conformance; this must be the first non-comment line. +.POSIX: +# On older platforms you may need to scrounge for a POSIX-conforming 'make'. +# For example, on Solaris 10 (2005), use /usr/sfw/bin/gmake or +# /usr/xpg4/bin/make, not /usr/ccs/bin/make. + +# To affect how this Makefile works, you can run a shell script like this: +# +# #!/bin/sh +# make CC='gcc -std=gnu11' "$@" +# +# This example script is appropriate for a pre-2017 GNU/Linux system +# where a non-default setting is needed to support this package's use of C99. +# +# Alternatively, you can simply edit this Makefile to tailor the following +# macro definitions. + +############################################################################### +# Start of macros that one plausibly might want to tailor. + +# Package name for the code distribution. +PACKAGE= tzcode + +# Version number for the distribution, overridden in the 'tarballs' rule below. +VERSION= unknown + +# Email address for bug reports. +BUGEMAIL= tz@iana.org + +# DATAFORM selects the data format. +# Available formats represent essentially the same data, albeit +# possibly with minor discrepancies that users are not likely to notice. +# To get new features and the best data right away, use: +# DATAFORM= vanguard +# To wait a while before using new features, to give downstream users +# time to upgrade zic (the default), use: +# DATAFORM= main +# To wait even longer for new features, use: +# DATAFORM= rearguard +# Rearguard users might also want "ZFLAGS = -b fat"; see below. +DATAFORM= main + +# Change the line below for your timezone (after finding the one you want in +# one of the $(TDATA) source files, or adding it to a source file). +# Alternatively, if you discover you've got the wrong timezone, you can just +# 'zic -l -' to remove it, or 'zic -l rightzone' to change it. +# Use the command +# make zonenames +# to get a list of the values you can use for LOCALTIME. + +LOCALTIME= Factory + - # The POSIXRULES macro controls interpretation of POSIX-like TZ ++# The POSIXRULES macro controls interpretation of POSIX-2017.1-like TZ +# settings like TZ='EET-2EEST' that lack DST transition rules. +# If POSIXRULES is '-', no template is installed; this is the default. +# Any other value for POSIXRULES is obsolete and should not be relied on, as: +# * It does not work correctly in popular implementations such as GNU/Linux. +# * It does not work even in tzcode, except for historical timestamps +# that precede the last explicit transition in the POSIXRULES file. +# Hence it typically does not work for current and future timestamps. +# If, despite the above, you want a template for handling these settings, +# you can change the line below (after finding the timezone you want in the +# one of the $(TDATA) source files, or adding it to a source file). +# Alternatively, if you discover you've got the wrong timezone, you can just +# 'zic -p -' to remove it, or 'zic -p rightzone' to change it. +# Use the command +# make zonenames +# to get a list of the values you can use for POSIXRULES. + +POSIXRULES= - + +# Also see TZDEFRULESTRING below, which takes effect only +# if POSIXRULES is '-' or if the template file cannot be accessed. + + +# Installation locations. +# +# The defaults are suitable for Debian, except that if REDO is +# posix_right or right_posix then files that Debian puts under +# /usr/share/zoneinfo/posix and /usr/share/zoneinfo/right are instead +# put under /usr/share/zoneinfo-posix and /usr/share/zoneinfo-leaps, +# respectively. Problems with the Debian approach are discussed in +# the commentary for the right_posix rule (below). + +# Destination directory, which can be used for staging. +# 'make DESTDIR=/stage install' installs under /stage (e.g., to +# /stage/etc/localtime instead of to /etc/localtime). Files under +# /stage are not intended to work as-is, but can be copied by hand to +# the root directory later. If DESTDIR is empty, 'make install' does +# not stage, but installs directly into production locations. +DESTDIR = + +# Everything is installed into subdirectories of TOPDIR, and used there. +# TOPDIR should be empty (meaning the root directory), +# or a directory name that does not end in "/". +# TOPDIR should be empty or an absolute name unless you're just testing. +TOPDIR = + +# The default local timezone is taken from the file TZDEFAULT. +TZDEFAULT = $(TOPDIR)/etc/localtime + +# The subdirectory containing installed program and data files, and +# likewise for installed files that can be shared among architectures. +# These should be relative file names. +USRDIR = usr +USRSHAREDIR = $(USRDIR)/share + +# "Compiled" timezone information is placed in the "TZDIR" directory +# (and subdirectories). +# TZDIR_BASENAME should not contain "/" and should not be ".", ".." or empty. +TZDIR_BASENAME= zoneinfo +TZDIR = $(TOPDIR)/$(USRSHAREDIR)/$(TZDIR_BASENAME) + +# The "tzselect" and (if you do "make INSTALL") "date" commands go in: +BINDIR = $(TOPDIR)/$(USRDIR)/bin + +# The "zdump" command goes in: +ZDUMPDIR = $(BINDIR) + +# The "zic" command goes in: +ZICDIR = $(TOPDIR)/$(USRDIR)/sbin + +# Manual pages go in subdirectories of. . . +MANDIR = $(TOPDIR)/$(USRSHAREDIR)/man + +# Library functions are put in an archive in LIBDIR. +LIBDIR = $(TOPDIR)/$(USRDIR)/lib + + +# Types to try, as an alternative to time_t. +TIME_T_ALTERNATIVES = $(TIME_T_ALTERNATIVES_HEAD) $(TIME_T_ALTERNATIVES_TAIL) +TIME_T_ALTERNATIVES_HEAD = int_least64_t +TIME_T_ALTERNATIVES_TAIL = int_least32_t uint_least32_t uint_least64_t + +# What kind of TZif data files to generate. (TZif is the binary time +# zone data format that zic generates; see Internet RFC 8536.) +# If you want only POSIX time, with time values interpreted as +# seconds since the epoch (not counting leap seconds), use +# REDO= posix_only +# below. If you want only "right" time, with values interpreted +# as seconds since the epoch (counting leap seconds), use +# REDO= right_only +# below. If you want both sets of data available, with leap seconds not +# counted normally, use +# REDO= posix_right +# below. If you want both sets of data available, with leap seconds counted +# normally, use +# REDO= right_posix +# below. POSIX mandates that leap seconds not be counted; for compatibility +# with it, use "posix_only" or "posix_right". Use POSIX time on systems with +# leap smearing; this can work better than unsmeared "right" time with +# applications that are not leap second aware, and is closer to unsmeared +# "right" time than unsmeared POSIX time is (e.g., 0.5 vs 1.0 s max error). + +REDO= posix_right + +# Whether to put an "Expires" line in the leapseconds file. +# Use EXPIRES_LINE=1 to put the line in, 0 to omit it. +# The EXPIRES_LINE value matters only if REDO's value contains "right". +# If you change EXPIRES_LINE, remove the leapseconds file before running "make". +# zic's support for the Expires line was introduced in tzdb 2020a, +# and was modified in tzdb 2021b to generate version 4 TZif files. +# EXPIRES_LINE defaults to 0 for now so that the leapseconds file +# can be given to pre-2020a zic implementations and so that TZif files +# built by newer zic implementations can be read by pre-2021b libraries. +EXPIRES_LINE= 0 + +# To install data in text form that has all the information of the TZif data, +# (optionally incorporating leap second information), use +# TZDATA_TEXT= tzdata.zi leapseconds +# To install text data without leap second information (e.g., because +# REDO='posix_only'), use +# TZDATA_TEXT= tzdata.zi +# To avoid installing text data, use +# TZDATA_TEXT= + +TZDATA_TEXT= leapseconds tzdata.zi + +# For backward-compatibility links for old zone names, use +# BACKWARD= backward +# To omit these links, use +# BACKWARD= + +BACKWARD= backward + +# If you want out-of-scope and often-wrong data from the file 'backzone', +# but only for entries listed in the backward-compatibility file zone.tab, use +# PACKRATDATA= backzone +# PACKRATLIST= zone.tab +# If you want all the 'backzone' data, use +# PACKRATDATA= backzone +# PACKRATLIST= +# To omit this data, use +# PACKRATDATA= +# PACKRATLIST= + +PACKRATDATA= +PACKRATLIST= + +# The name of a locale using the UTF-8 encoding, used during self-tests. +# The tests are skipped if the name does not appear to work on this system. + +UTF8_LOCALE= en_US.utf8 + +# Non-default libraries needed to link. +# On some hosts, this should have -lintl unless CFLAGS has -DHAVE_GETTEXT=0. +LDLIBS= + +# Add the following to an uncommented "CFLAGS=" line as needed +# to override defaults specified in the source code or by the system. +# "-DFOO" is equivalent to "-DFOO=1". +# -DDEPRECATE_TWO_DIGIT_YEARS for optional runtime warnings about strftime +# formats that generate only the last two digits of year numbers +# -DEPOCH_LOCAL if the 'time' function returns local time not UT +# -DEPOCH_OFFSET=N if the 'time' function returns a value N greater +# than what POSIX specifies, assuming local time is UT. +# For example, N is 252460800 on AmigaOS. +# -DHAVE_DECL_ASCTIME_R=0 if <time.h> does not declare asctime_r +# -DHAVE_DECL_ENVIRON if <unistd.h> declares 'environ' +# -DHAVE_DECL_TIMEGM=0 if <time.h> does not declare timegm +# -DHAVE_DIRECT_H if mkdir needs <direct.h> (MS-Windows) +# -DHAVE__GENERIC=0 if _Generic does not work* +# -DHAVE_GETRANDOM if getrandom works (e.g., GNU/Linux), +# -DHAVE_GETRANDOM=0 to avoid using getrandom +# -DHAVE_GETTEXT if gettext works (e.g., GNU/Linux, FreeBSD, Solaris), +# where LDLIBS also needs to contain -lintl on some hosts; +# -DHAVE_GETTEXT=0 to avoid using gettext +# -DHAVE_INCOMPATIBLE_CTIME_R if your system's time.h declares +# ctime_r and asctime_r incompatibly with the POSIX standard +# (Solaris when _POSIX_PTHREAD_SEMANTICS is not defined). +# -DHAVE_INTTYPES_H=0 if <inttypes.h> does not work*+ +# -DHAVE_LINK=0 if your system lacks a link function +# -DHAVE_LOCALTIME_R=0 if your system lacks a localtime_r function +# -DHAVE_LOCALTIME_RZ=0 if you do not want zdump to use localtime_rz +# localtime_rz can make zdump significantly faster, but is nonstandard. +# -DHAVE_MALLOC_ERRNO=0 if malloc etc. do not set errno on failure. +# -DHAVE_POSIX_DECLS=0 if your system's include files do not declare +# functions like 'link' or variables like 'tzname' required by POSIX +# -DHAVE_SETENV=0 if your system lacks the setenv function +# -DHAVE_SNPRINTF=0 if your system lacks the snprintf function+ +# -DHAVE_STDCKDINT_H=0 if neither <stdckdint.h> nor substitutes like +# __builtin_add_overflow work* +# -DHAVE_STDINT_H=0 if <stdint.h> does not work*+ +# -DHAVE_STRFTIME_L if <time.h> declares locale_t and strftime_l +# -DHAVE_STRDUP=0 if your system lacks the strdup function +# -DHAVE_STRTOLL=0 if your system lacks the strtoll function+ +# -DHAVE_SYMLINK=0 if your system lacks the symlink function +# -DHAVE_SYS_STAT_H=0 if <sys/stat.h> does not work* +# -DHAVE_TZSET=0 if your system lacks a tzset function +# -DHAVE_UNISTD_H=0 if <unistd.h> does not work* +# -DHAVE_UTMPX_H=0 if <utmpx.h> does not work* +# -Dlocale_t=XXX if your system uses XXX instead of locale_t +# -DPORT_TO_C89 if tzcode should also run on mostly-C89 platforms+ +# Typically it is better to use a later standard. For example, +# with GCC 4.9.4 (2016), prefer '-std=gnu11' to '-DPORT_TO_C89'. +# Even with -DPORT_TO_C89, the code needs at least one C99 +# feature (integers at least 64 bits wide) and maybe more. +# -DRESERVE_STD_EXT_IDS if your platform reserves standard identifiers +# with external linkage, e.g., applications cannot define 'localtime'. +# -Dssize_t=long on hosts like MS-Windows that lack ssize_t +# -DSUPPORT_C89 if the tzcode library should support C89 callers+ +# However, this might trigger latent bugs in C99-or-later callers. +# -DSUPPRESS_TZDIR to not prepend TZDIR to file names; this has +# security implications and is not recommended for general use +# -DTHREAD_SAFE to make localtime.c thread-safe, as POSIX requires; +# not needed by the main-program tz code, which is single-threaded. +# Append other compiler flags as needed, e.g., -pthread on GNU/Linux. +# -Dtime_tz=\"T\" to use T as the time_t type, rather than the system time_t +# This is intended for internal use only; it mangles external names. +# -DTZ_DOMAIN=\"foo\" to use "foo" for gettext domain name; default is "tz" +# -DTZ_DOMAINDIR=\"/path\" to use "/path" for gettext directory; +# the default is system-supplied, typically "/usr/lib/locale" +# -DTZDEFRULESTRING=\",date/time,date/time\" to default to the specified - # DST transitions for POSIX-style TZ strings lacking them, ++# DST transitions for POSIX.1-2017-style TZ strings lacking them, +# in the usual case where POSIXRULES is '-'. If not specified, +# TZDEFRULESTRING defaults to US rules for future DST transitions. +# This mishandles some past timestamps, as US DST rules have changed. +# It also mishandles settings like TZ='EET-2EEST' for eastern Europe, +# as Europe and US DST rules differ. +# -DTZNAME_MAXIMUM=N to limit time zone abbreviations to N bytes (default 255) +# -DUNINIT_TRAP if reading uninitialized storage can cause problems +# other than simply getting garbage data +# -DUSE_LTZ=0 to build zdump with the system time zone library +# Also set TZDOBJS=zdump.o and CHECK_TIME_T_ALTERNATIVES= below. +# -DZIC_BLOAT_DEFAULT=\"fat\" to default zic's -b option to "fat", and +# similarly for "slim". Fat TZif files work around incompatibilities +# and bugs in some TZif readers, notably older ones that +# ignore or otherwise mishandle 64-bit data in TZif files; +# however, fat TZif files may trigger bugs in newer TZif readers. +# Slim TZif files are more efficient, and are the default. +# -DZIC_MAX_ABBR_LEN_WO_WARN=3 +# (or some other number) to set the maximum time zone abbreviation length +# that zic will accept without a warning (the default is 6) +# -g to generate symbolic debugging info +# -Idir to include from directory 'dir' +# -O0 to disable optimization; other -O options to enable more optimization +# -Uname to remove any definition of the macro 'name' +# $(GCC_DEBUG_FLAGS) if you are using recent GCC and want lots of checking +# +# * Options marked "*" can be omitted if your compiler is C23 compatible. +# * Options marked "+" are obsolescent and are planned to be removed +# once the code assumes C99 or later, say in the year 2029. +# +# Select instrumentation via "make GCC_INSTRUMENT='whatever'". +GCC_INSTRUMENT = \ + -fsanitize=undefined -fsanitize-address-use-after-scope \ + -fsanitize-undefined-trap-on-error -fstack-protector +# Omit -fanalyzer from GCC_DEBUG_FLAGS, as it makes GCC too slow. +GCC_DEBUG_FLAGS = -DGCC_LINT -g3 -O3 -fno-common \ + $(GCC_INSTRUMENT) \ + -Wall -Wextra \ + -Walloc-size-larger-than=100000 -Warray-bounds=2 \ + -Wbad-function-cast -Wbidi-chars=any,ucn -Wcast-align=strict -Wdate-time \ + -Wdeclaration-after-statement -Wdouble-promotion \ + -Wduplicated-branches -Wduplicated-cond \ + -Wformat=2 -Wformat-overflow=2 -Wformat-signedness -Wformat-truncation \ + -Wimplicit-fallthrough=5 -Winit-self -Wlogical-op \ + -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ + -Wnull-dereference \ + -Wold-style-definition -Woverlength-strings -Wpointer-arith \ + -Wshadow -Wshift-overflow=2 -Wstrict-overflow \ + -Wstrict-prototypes -Wstringop-overflow=4 \ + -Wstringop-truncation -Wsuggest-attribute=cold \ + -Wsuggest-attribute=const -Wsuggest-attribute=format \ + -Wsuggest-attribute=malloc \ + -Wsuggest-attribute=noreturn -Wsuggest-attribute=pure \ + -Wtrampolines -Wundef -Wuninitialized -Wunused-macros -Wuse-after-free=3 \ + -Wvariadic-macros -Wvla -Wwrite-strings \ + -Wno-address -Wno-format-nonliteral -Wno-sign-compare \ + -Wno-type-limits +# +# If your system has a "GMT offset" field in its "struct tm"s +# (or if you decide to add such a field in your system's "time.h" file), +# add the name to a define such as +# -DTM_GMTOFF=tm_gmtoff +# to the end of the "CFLAGS=" line. If not defined, the code attempts to +# guess TM_GMTOFF from other macros; define NO_TM_GMTOFF to suppress this. +# Similarly, if your system has a "zone abbreviation" field, define +# -DTM_ZONE=tm_zone - # and define NO_TM_ZONE to suppress any guessing. Although these two fields - # not required by POSIX, a future version of POSIX is planned to require them - # and they are widely available on GNU/Linux and BSD systems. ++# and define NO_TM_ZONE to suppress any guessing. ++# Although these two fields are not required by POSIX.1-2017, ++# POSIX 202x/D4 requires them and they are widely available ++# on GNU/Linux and BSD systems. +# +# The next batch of options control support for external variables +# exported by tzcode. In practice these variables are less useful +# than TM_GMTOFF and TM_ZONE. However, most of them are standardized. +# # +# # To omit or support the external variable "tzname", add one of: +# # -DHAVE_TZNAME=0 # do not support "tzname" +# # -DHAVE_TZNAME=1 # support "tzname", which is defined by system library +# # -DHAVE_TZNAME=2 # support and define "tzname" - # # to the "CFLAGS=" line. "tzname" is required by POSIX 1988 and later. ++# # to the "CFLAGS=" line. "tzname" is required by POSIX.1-1988 and later. +# # If not defined, the code attempts to guess HAVE_TZNAME from other macros. +# # Warning: unless time_tz is also defined, HAVE_TZNAME=1 can cause +# # crashes when combined with some platforms' standard libraries, +# # presumably due to memory allocation issues. +# # +# # To omit or support the external variables "timezone" and "daylight", add +# # -DUSG_COMPAT=0 # do not support +# # -DUSG_COMPAT=1 # support, and variables are defined by system library +# # -DUSG_COMPAT=2 # support and define variables - # # to the "CFLAGS=" line; "timezone" and "daylight" are inspired by - # # Unix Systems Group code and are required by POSIX 2008 (with XSI) and later. ++# # to the "CFLAGS=" line; "timezone" and "daylight" are inspired by Unix ++# # Systems Group code and are required by POSIX.1-2008 and later (with XSI). +# # If not defined, the code attempts to guess USG_COMPAT from other macros. +# # +# # To support the external variable "altzone", add +# # -DALTZONE=0 # do not support +# # -DALTZONE=1 # support "altzone", which is defined by system library +# # -DALTZONE=2 # support and define "altzone" +# # to the end of the "CFLAGS=" line; although "altzone" appeared in +# # System V Release 3.1 it has not been standardized. +# # If not defined, the code attempts to guess ALTZONE from other macros. +# +# If you want functions that were inspired by early versions of X3J11's work, +# add +# -DSTD_INSPIRED +# to the end of the "CFLAGS=" line. This arranges for the following +# functions to be added to the time conversion library. +# "offtime" is like "gmtime" except that it accepts a second (long) argument +# that gives an offset to add to the time_t when converting it. +# I.e., "offtime" is like calling "localtime_rz" with a fixed-offset zone. +# "timelocal" is nearly equivalent to "mktime". +# "timeoff" is like "timegm" except that it accepts a second (long) argument +# that gives an offset to use when converting to a time_t. +# I.e., "timeoff" is like calling "mktime_z" with a fixed-offset zone. +# "posix2time" and "time2posix" are described in an included manual page. +# X3J11's work does not describe any of these functions. +# These functions may well disappear in future releases of the time +# conversion package. +# +# If you don't want functions that were inspired by NetBSD, add +# -DNETBSD_INSPIRED=0 +# to the end of the "CFLAGS=" line. Otherwise, the functions +# "localtime_rz", "mktime_z", "tzalloc", and "tzfree" are added to the +# time library, and if STD_INSPIRED is also defined to nonzero the functions +# "posix2time_z" and "time2posix_z" are added as well. +# The functions ending in "_z" (or "_rz") are like their unsuffixed +# (or suffixed-by-"_r") counterparts, except with an extra first +# argument of opaque type timezone_t that specifies the timezone. +# "tzalloc" allocates a timezone_t value, and "tzfree" frees it. +# +# If you want to allocate state structures in localtime, add +# -DALL_STATE +# to the end of the "CFLAGS=" line. Storage is obtained by calling malloc. +# +# NIST-PCTS:151-2, Version 1.4, (1993-12-03) is a test suite put +# out by the National Institute of Standards and Technology +# which claims to test C and POSIX conformance. If you want to pass PCTS, add +# -DPCTS +# to the end of the "CFLAGS=" line. +# +# If you want strict compliance with XPG4 as of 1994-04-09, add +# -DXPG4_1994_04_09 +# to the end of the "CFLAGS=" line. This causes "strftime" to always return +# 53 as a week number (rather than 52 or 53) for January days before +# January's first Monday when a "%V" format is used and January 1 +# falls on a Friday, Saturday, or Sunday. +# +# POSIX says CFLAGS defaults to "-O 1". +# Uncomment the following line and edit its contents as needed. + +#CFLAGS= -O 1 + + +# The name of a POSIX-like library archiver, its flags, C compiler, +# linker flags, and 'make' utility. Ordinarily the defaults suffice. - # The commented-out values are the defaults specified by POSIX 202x/D3. ++# The commented-out values are the defaults specified by POSIX.1-202x/D4. +#AR = ar +#ARFLAGS = -rv +#CC = c17 +#LDFLAGS = +#MAKE = make + +# For leap seconds, this Makefile uses LEAPSECONDS='-L leapseconds' in +# submake command lines. The default is no leap seconds. + +LEAPSECONDS= + ++# Where to fetch leap-seconds.list from. ++leaplist_URI = \ ++ https://hpiers.obspm.fr/iers/bul/bulc/ntp/leap-seconds.list ++# The file is generated by the IERS Earth Orientation Centre, in Paris. ++leaplist_TZ = Europe/Paris ++ +# The zic command and its arguments. + +zic= ./zic +ZIC= $(zic) $(ZFLAGS) + +# To shrink the size of installed TZif files, +# append "-r @N" to omit data before N-seconds-after-the-Epoch. +# To grow the files and work around bugs in older applications, +# possibly at the expense of introducing bugs in newer ones, +# append "-b fat"; see ZIC_BLOAT_DEFAULT above. +# See the zic man page for more about -b and -r. +ZFLAGS= + +# How to use zic to install TZif files. + +ZIC_INSTALL= $(ZIC) -d '$(DESTDIR)$(TZDIR)' $(LEAPSECONDS) + +# The name of a POSIX-compliant 'awk' on your system. +# mawk 1.3.3 and Solaris 10 /usr/bin/awk do not work. +# Also, it is better (though not essential) if 'awk' supports UTF-8, +# and unfortunately mawk and busybox awk do not support UTF-8. +# Try AWK=gawk or AWK=nawk if your awk has the abovementioned problems. +AWK= awk + +# The full path name of a POSIX-compliant shell, preferably one that supports +# the Korn shell's 'select' statement as an extension. +# These days, Bash is the most popular. +# It should be OK to set this to /bin/sh, on platforms where /bin/sh +# lacks 'select' or doesn't completely conform to POSIX, but /bin/bash +# is typically nicer if it works. +KSHELL= /bin/bash + - # Name of curl <https://curl.haxx.se/>, used for HTML validation. ++# Name of curl <https://curl.haxx.se/>, used for HTML validation ++# and to fetch leap-seconds.list from upstream. +CURL= curl + +# Name of GNU Privacy Guard <https://gnupg.org/>, used to sign distributions. +GPG= gpg + +# This expensive test requires USE_LTZ. +# To suppress it, define this macro to be empty. +CHECK_TIME_T_ALTERNATIVES = check_time_t_alternatives + +# SAFE_CHAR is a regular expression that matches a safe character. +# Some parts of this distribution are limited to safe characters; +# others can use any UTF-8 character. +# For now, the safe characters are a safe subset of ASCII. +# The caller must set the shell variable 'sharp' to the character '#', +# since Makefile macros cannot contain '#'. +# TAB_CHAR is a single tab character, in single quotes. +TAB_CHAR= ' ' +SAFE_CHARSET1= $(TAB_CHAR)' !\"'$$sharp'$$%&'\''()*+,./0123456789:;<=>?@' +SAFE_CHARSET2= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\^_`' +SAFE_CHARSET3= 'abcdefghijklmnopqrstuvwxyz{|}~' +SAFE_CHARSET= $(SAFE_CHARSET1)$(SAFE_CHARSET2)$(SAFE_CHARSET3) +SAFE_CHAR= '[]'$(SAFE_CHARSET)'-]' + +# These non-alphabetic, non-ASCII printable characters are Latin-1, +# and so are likely displayable even in editors like XEmacs 21 +# that have limited display capabilities. +UNUSUAL_OK_LATIN_1 = ¡¢£¤¥¦§¨©«¬®¯°±²³´¶·¸¹»¼½¾¿×÷ +# Non-ASCII non-letters that OK_CHAR allows, as these characters are +# useful in commentary. +UNUSUAL_OK_CHARSET= $(UNUSUAL_OK_LATIN_1) + +# Put this in a bracket expression to match spaces. +s = [:space:] + +# OK_CHAR matches any character allowed in the distributed files. +# This is the same as SAFE_CHAR, except that UNUSUAL_OK_CHARSET and +# multibyte letters are also allowed so that commentary can contain a +# few safe symbols and people's names and can quote non-English sources. +# Other non-letters are limited to ASCII renderings for the +# convenience of maintainers using XEmacs 21.5.34, which by default +# mishandles Unicode characters U+0100 and greater. +OK_CHAR= '[][:alpha:]$(UNUSUAL_OK_CHARSET)'$(SAFE_CHARSET)'-]' + +# SAFE_LINE matches a line of safe characters. +# SAFE_SHARP_LINE is similar, except any OK character can follow '#'; +# this is so that comments can contain non-ASCII characters. +# OK_LINE matches a line of OK characters. +SAFE_LINE= '^'$(SAFE_CHAR)'*$$' +SAFE_SHARP_LINE='^'$(SAFE_CHAR)'*('$$sharp$(OK_CHAR)'*)?$$' +OK_LINE= '^'$(OK_CHAR)'*$$' + +# Flags to give 'tar' when making a distribution. +# Try to use flags appropriate for GNU tar. +GNUTARFLAGS= --format=pax --pax-option='delete=atime,delete=ctime' \ + --numeric-owner --owner=0 --group=0 \ + --mode=go+u,go-w --sort=name +TARFLAGS= `if tar $(GNUTARFLAGS) --version >/dev/null 2>&1; \ + then echo $(GNUTARFLAGS); \ + else :; \ + fi` + +# Flags to give 'gzip' when making a distribution. +GZIPFLAGS= -9n + +# When comparing .tzs files, use GNU diff's -F'^TZ=' option if supported. +# This makes it easier to see which Zone has been affected. +DIFF_TZS= diff -u$$(! diff -u -F'^TZ=' - - <>/dev/null >&0 2>&1 \ + || echo ' -F^TZ=') + +# ':' on typical hosts; 'ranlib' on the ancient hosts that still need ranlib. +RANLIB= : + +# POSIX prohibits defining or using SHELL. However, csh users on systems +# that use the user shell for Makefile commands may need to define SHELL. +#SHELL= /bin/sh + +# End of macros that one plausibly might want to tailor. +############################################################################### + + +TZCOBJS= zic.o +TZDOBJS= zdump.o localtime.o asctime.o strftime.o +DATEOBJS= date.o localtime.o strftime.o asctime.o +LIBSRCS= localtime.c asctime.c difftime.c strftime.c +LIBOBJS= localtime.o asctime.o difftime.o strftime.o +HEADERS= tzfile.h private.h +NONLIBSRCS= zic.c zdump.c +NEWUCBSRCS= date.c +SOURCES= $(HEADERS) $(LIBSRCS) $(NONLIBSRCS) $(NEWUCBSRCS) \ + tzselect.ksh workman.sh +MANS= newctime.3 newstrftime.3 newtzset.3 time2posix.3 \ + tzfile.5 tzselect.8 zic.8 zdump.8 +MANTXTS= newctime.3.txt newstrftime.3.txt newtzset.3.txt \ + time2posix.3.txt \ + tzfile.5.txt tzselect.8.txt zic.8.txt zdump.8.txt \ + date.1.txt +COMMON= calendars CONTRIBUTING LICENSE Makefile \ + NEWS README SECURITY theory.html version +WEB_PAGES= tz-art.html tz-how-to.html tz-link.html +CHECK_WEB_PAGES=check_theory.html check_tz-art.html \ + check_tz-how-to.html check_tz-link.html +DOCS= $(MANS) date.1 $(MANTXTS) $(WEB_PAGES) +PRIMARY_YDATA= africa antarctica asia australasia \ + europe northamerica southamerica +YDATA= $(PRIMARY_YDATA) etcetera +NDATA= factory +TDATA_TO_CHECK= $(YDATA) $(NDATA) backward +TDATA= $(YDATA) $(NDATA) $(BACKWARD) +ZONETABLES= zone.tab zone1970.tab zonenow.tab +TABDATA= iso3166.tab $(TZDATA_TEXT) $(ZONETABLES) +LEAP_DEPS= leapseconds.awk leap-seconds.list +TZDATA_ZI_DEPS= ziguard.awk zishrink.awk version $(TDATA) \ + $(PACKRATDATA) $(PACKRATLIST) +DSTDATA_ZI_DEPS= ziguard.awk $(TDATA) $(PACKRATDATA) $(PACKRATLIST) +DATA= $(TDATA_TO_CHECK) backzone iso3166.tab leap-seconds.list \ + leapseconds $(ZONETABLES) +AWK_SCRIPTS= checklinks.awk checknow.awk checktab.awk leapseconds.awk \ + ziguard.awk zishrink.awk +MISC= $(AWK_SCRIPTS) +TZS_YEAR= 2050 +TZS_CUTOFF_FLAG= -c $(TZS_YEAR) +TZS= to$(TZS_YEAR).tzs +TZS_NEW= to$(TZS_YEAR)new.tzs +TZS_DEPS= $(YDATA) asctime.c localtime.c \ + private.h tzfile.h zdump.c zic.c +TZDATA_DIST = $(COMMON) $(DATA) $(MISC) +# EIGHT_YARDS is just a yard short of the whole ENCHILADA. +EIGHT_YARDS = $(TZDATA_DIST) $(DOCS) $(SOURCES) tzdata.zi +ENCHILADA = $(EIGHT_YARDS) $(TZS) + +# Consult these files when deciding whether to rebuild the 'version' file. +# This list is not the same as the output of 'git ls-files', since +# .gitignore is not distributed. +VERSION_DEPS= \ + calendars CONTRIBUTING LICENSE Makefile NEWS README SECURITY \ + africa antarctica asctime.c asia australasia \ + backward backzone \ + checklinks.awk checknow.awk checktab.awk \ + date.1 date.c difftime.c \ + etcetera europe factory iso3166.tab \ + leap-seconds.list leapseconds.awk localtime.c \ + newctime.3 newstrftime.3 newtzset.3 northamerica \ + private.h southamerica strftime.c theory.html \ + time2posix.3 tz-art.html tz-how-to.html tz-link.html \ + tzfile.5 tzfile.h tzselect.8 tzselect.ksh \ + workman.sh zdump.8 zdump.c zic.8 zic.c \ + ziguard.awk zishrink.awk \ + zone.tab zone1970.tab zonenow.tab + +all: tzselect zic zdump libtz.a $(TABDATA) \ + vanguard.zi main.zi rearguard.zi + +ALL: all date $(ENCHILADA) + +install: all $(DATA) $(REDO) $(MANS) + mkdir -p '$(DESTDIR)$(BINDIR)' \ + '$(DESTDIR)$(ZDUMPDIR)' '$(DESTDIR)$(ZICDIR)' \ + '$(DESTDIR)$(LIBDIR)' \ + '$(DESTDIR)$(MANDIR)/man3' '$(DESTDIR)$(MANDIR)/man5' \ + '$(DESTDIR)$(MANDIR)/man8' + $(ZIC_INSTALL) -l $(LOCALTIME) \ + `case '$(POSIXRULES)' in ?*) echo '-p';; esac \ + ` $(POSIXRULES) \ + -t '$(DESTDIR)$(TZDEFAULT)' + cp -f $(TABDATA) '$(DESTDIR)$(TZDIR)/.' + cp tzselect '$(DESTDIR)$(BINDIR)/.' + cp zdump '$(DESTDIR)$(ZDUMPDIR)/.' + cp zic '$(DESTDIR)$(ZICDIR)/.' + cp libtz.a '$(DESTDIR)$(LIBDIR)/.' + $(RANLIB) '$(DESTDIR)$(LIBDIR)/libtz.a' + cp -f newctime.3 newtzset.3 '$(DESTDIR)$(MANDIR)/man3/.' + cp -f tzfile.5 '$(DESTDIR)$(MANDIR)/man5/.' + cp -f tzselect.8 zdump.8 zic.8 '$(DESTDIR)$(MANDIR)/man8/.' + +INSTALL: ALL install date.1 + mkdir -p '$(DESTDIR)$(BINDIR)' '$(DESTDIR)$(MANDIR)/man1' + cp date '$(DESTDIR)$(BINDIR)/.' + cp -f date.1 '$(DESTDIR)$(MANDIR)/man1/.' + +# Calculate version number from git, if available. +# Otherwise, use $(VERSION) unless it is "unknown" and there is already +# a 'version' file, in which case reuse the existing 'version' contents +# and append "-dirty" if the contents do not already end in "-dirty". +version: $(VERSION_DEPS) + { (type git) >/dev/null 2>&1 && \ + V=`git describe --match '[0-9][0-9][0-9][0-9][a-z]*' \ + --abbrev=7 --dirty` || \ + if test '$(VERSION)' = unknown && V=`cat $@`; then \ + case $$V in *-dirty);; *) V=$$V-dirty;; esac; \ + else \ + V='$(VERSION)'; \ + fi; } && \ + printf '%s\n' "$$V" >$@.out + mv $@.out $@ + +# These files can be tailored by setting BACKWARD, PACKRATDATA, PACKRATLIST. +vanguard.zi main.zi rearguard.zi: $(DSTDATA_ZI_DEPS) + $(AWK) \ + -v DATAFORM=`expr $@ : '\(.*\).zi'` \ + -v PACKRATDATA='$(PACKRATDATA)' \ + -v PACKRATLIST='$(PACKRATLIST)' \ + -f ziguard.awk \ + $(TDATA) $(PACKRATDATA) >$@.out + mv $@.out $@ +# This file has a version comment that attempts to capture any tailoring +# via BACKWARD, DATAFORM, PACKRATDATA, PACKRATLIST, and REDO. +tzdata.zi: $(DATAFORM).zi version zishrink.awk + version=`sed 1q version` && \ + LC_ALL=C $(AWK) \ + -v dataform='$(DATAFORM)' \ + -v deps='$(DSTDATA_ZI_DEPS) zishrink.awk' \ + -v redo='$(REDO)' \ + -v version="$$version" \ + -f zishrink.awk \ + $(DATAFORM).zi >$@.out + mv $@.out $@ + +tzdir.h: + printf '%s\n' >$@.out \ + '#ifndef TZDEFAULT' \ + '# define TZDEFAULT "$(TZDEFAULT)" /* default zone */' \ + '#endif' \ + '#ifndef TZDIR' \ + '# define TZDIR "$(TZDIR)" /* TZif directory */' \ + '#endif' + mv $@.out $@ + +version.h: version + VERSION=`cat version` && printf '%s\n' \ + 'static char const PKGVERSION[]="($(PACKAGE)) ";' \ + "static char const TZVERSION[]=\"$$VERSION\";" \ + 'static char const REPORT_BUGS_TO[]="$(BUGEMAIL)";' \ + >$@.out + mv $@.out $@ + +zdump: $(TZDOBJS) + $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZDOBJS) $(LDLIBS) + +zic: $(TZCOBJS) + $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZCOBJS) $(LDLIBS) + +leapseconds: $(LEAP_DEPS) + $(AWK) -v EXPIRES_LINE=$(EXPIRES_LINE) \ + -f leapseconds.awk leap-seconds.list >$@.out + mv $@.out $@ + ++# Awk script to extract a Git-style author from leap-seconds.list comments. ++EXTRACT_AUTHOR = \ ++ author_line { sub(/^.[[:space:]]*/, ""); \ ++ sub(/:[[:space:]]*/, " <"); \ ++ printf "%s>\n", $$0; \ ++ success = 1; \ ++ exit \ ++ } \ ++ /Questions or comments to:/ { author_line = 1 } \ ++ END { exit !success } ++ ++# Fetch leap-seconds.list from upstream. ++fetch-leap-seconds.list: ++ $(CURL) -OR $(leaplist_URI) ++ ++# Fetch leap-seconds.list from upstream and commit it to the local repository. ++commit-leap-seconds.list: fetch-leap-seconds.list ++ author=$$($(AWK) '$(EXTRACT_AUTHOR)' leap-seconds.list) && \ ++ date=$$(TZ=$(leaplist_TZ) stat -c%y leap-seconds.list) && \ ++ git commit --author="$$author" --date="$$date" -m'make $@' \ ++ leap-seconds.list ++ +# Arguments to pass to submakes of install_data. +# They can be overridden by later submake arguments. +INSTALLARGS = \ + BACKWARD='$(BACKWARD)' \ + DESTDIR='$(DESTDIR)' \ + LEAPSECONDS='$(LEAPSECONDS)' \ + PACKRATDATA='$(PACKRATDATA)' \ + PACKRATLIST='$(PACKRATLIST)' \ + TZDEFAULT='$(TZDEFAULT)' \ + TZDIR='$(TZDIR)' \ + ZIC='$(ZIC)' + +INSTALL_DATA_DEPS = zic leapseconds tzdata.zi + +# 'make install_data' installs one set of TZif files. +install_data: $(INSTALL_DATA_DEPS) + $(ZIC_INSTALL) tzdata.zi + +posix_only: $(INSTALL_DATA_DEPS) + $(MAKE) $(INSTALLARGS) LEAPSECONDS= install_data + +right_only: $(INSTALL_DATA_DEPS) + $(MAKE) $(INSTALLARGS) LEAPSECONDS='-L leapseconds' \ + install_data + +# In earlier versions of this makefile, the other two directories were +# subdirectories of $(TZDIR). However, this led to configuration errors. +# For example, with posix_right under the earlier scheme, +# TZ='right/Australia/Adelaide' got you localtime with leap seconds, +# but gmtime without leap seconds, which led to problems with applications +# like sendmail that subtract gmtime from localtime. +# Therefore, the other two directories are now siblings of $(TZDIR). +# You must replace all of $(TZDIR) to switch from not using leap seconds +# to using them, or vice versa. +right_posix: right_only + rm -fr '$(DESTDIR)$(TZDIR)-leaps' + ln -s '$(TZDIR_BASENAME)' '$(DESTDIR)$(TZDIR)-leaps' || \ + $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-leaps' right_only + $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-posix' posix_only + +posix_right: posix_only + rm -fr '$(DESTDIR)$(TZDIR)-posix' + ln -s '$(TZDIR_BASENAME)' '$(DESTDIR)$(TZDIR)-posix' || \ + $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-posix' posix_only + $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-leaps' right_only + +zones: $(REDO) + +# dummy.zd is not a real file; it is mentioned here only so that the +# top-level 'make' does not have a syntax error. +ZDS = dummy.zd +# Rule used only by submakes invoked by the $(TZS_NEW) rule. +# It is separate so that GNU 'make -j' can run instances in parallel. +$(ZDS): zdump + ./zdump -i $(TZS_CUTOFF_FLAG) '$(wd)/'$$(expr $@ : '\(.*\).zd') \ + >$@ + +TZS_NEW_DEPS = tzdata.zi zdump zic +$(TZS_NEW): $(TZS_NEW_DEPS) + rm -fr tzs$(TZS_YEAR).dir + mkdir tzs$(TZS_YEAR).dir + $(zic) -d tzs$(TZS_YEAR).dir tzdata.zi + $(AWK) '/^L/{print "Link\t" $$2 "\t" $$3}' \ + tzdata.zi | LC_ALL=C sort >$@.out + wd=`pwd` && \ + x=`$(AWK) '/^Z/{print "tzs$(TZS_YEAR).dir/" $$2 ".zd"}' \ + tzdata.zi \ + | LC_ALL=C sort -t . -k 2,2` && \ + set x $$x && \ + shift && \ + ZDS=$$* && \ + $(MAKE) wd="$$wd" TZS_CUTOFF_FLAG="$(TZS_CUTOFF_FLAG)" \ + ZDS="$$ZDS" $$ZDS && \ + sed 's,^TZ=".*\.dir/,TZ=",' $$ZDS >>$@.out + rm -fr tzs$(TZS_YEAR).dir + mv $@.out $@ + +# If $(TZS) exists but 'make check_tzs' fails, a maintainer should inspect the +# failed output and fix the inconsistency, perhaps by running 'make force_tzs'. +$(TZS): + touch $@ + +force_tzs: $(TZS_NEW) + cp $(TZS_NEW) $(TZS) + +libtz.a: $(LIBOBJS) + rm -f $@ + $(AR) $(ARFLAGS) $@ $(LIBOBJS) + $(RANLIB) $@ + +date: $(DATEOBJS) + $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(DATEOBJS) $(LDLIBS) + +tzselect: tzselect.ksh version + VERSION=`cat version` && sed \ + -e "s'#!/bin/bash'#!"'$(KSHELL)'\' \ + -e s\''\(AWK\)=[^}]*'\''\1=\'\''$(AWK)\'\'\' \ + -e s\''\(PKGVERSION\)=.*'\''\1=\'\''($(PACKAGE)) \'\'\' \ + -e s\''\(REPORT_BUGS_TO\)=.*'\''\1=\'\''$(BUGEMAIL)\'\'\' \ + -e s\''\(TZDIR\)=[^}]*'\''\1=\'\''$(TZDIR)\'\'\' \ + -e s\''\(TZVERSION\)=.*'\''\1=\'"'$$VERSION\\''" \ + <$@.ksh >$@.out + chmod +x $@.out + mv $@.out $@ + +check: check_back check_mild +check_mild: check_character_set check_white_space check_links \ + check_name_lengths check_now \ + check_slashed_abbrs check_sorted \ + check_tables check_web check_ziguard check_zishrink check_tzs + +# True if UTF8_LOCALE does not work; +# otherwise, false but with LC_ALL set to $(UTF8_LOCALE). +UTF8_LOCALE_MISSING = \ + { test ! '$(UTF8_LOCALE)' \ + || ! printf 'A\304\200B\n' \ + | LC_ALL='$(UTF8_LOCALE)' grep -q '^A.B$$' >/dev/null 2>&1 \ + || { LC_ALL='$(UTF8_LOCALE)'; export LC_ALL; false; }; } + +check_character_set: $(ENCHILADA) + $(UTF8_LOCALE_MISSING) || { \ + sharp='#' && \ + ! grep -Env $(SAFE_LINE) $(MANS) date.1 $(MANTXTS) \ + $(MISC) $(SOURCES) $(WEB_PAGES) \ + CONTRIBUTING LICENSE README SECURITY \ + version tzdata.zi && \ + ! grep -Env $(SAFE_LINE)'|^UNUSUAL_OK_'$(OK_CHAR)'*$$' \ + Makefile && \ + ! grep -Env $(SAFE_SHARP_LINE) $(TDATA_TO_CHECK) backzone \ + leapseconds zone.tab && \ + ! grep -Env $(OK_LINE) $(ENCHILADA); \ + } + touch $@ + +check_white_space: $(ENCHILADA) + $(UTF8_LOCALE_MISSING) || { \ + patfmt=' \t|[\f\r\v]' && pat=`printf "$$patfmt\\n"` && \ + ! grep -En "$$pat|[$s]\$$" \ + $$(ls $(ENCHILADA) | grep -Fvx leap-seconds.list); \ + } + touch $@ + +PRECEDES_FILE_NAME = ^(Zone|Link[$s]+[^$s]+)[$s]+ +FILE_NAME_COMPONENT_TOO_LONG = $(PRECEDES_FILE_NAME)[^$s]*[^/$s]{15} + +check_name_lengths: $(TDATA_TO_CHECK) backzone + ! grep -En '$(FILE_NAME_COMPONENT_TOO_LONG)' \ + $(TDATA_TO_CHECK) backzone + touch $@ + +PRECEDES_STDOFF = ^(Zone[$s]+[^$s]+)?[$s]+ +STDOFF = [-+]?[0-9:.]+ +RULELESS_SAVE = (-|$(STDOFF)[sd]?) +RULELESS_SLASHED_ABBRS = \ + $(PRECEDES_STDOFF)$(STDOFF)[$s]+$(RULELESS_SAVE)[$s]+[^$s]*/ + +check_slashed_abbrs: $(TDATA_TO_CHECK) + ! grep -En '$(RULELESS_SLASHED_ABBRS)' $(TDATA_TO_CHECK) + touch $@ + +CHECK_CC_LIST = { n = split($$1,a,/,/); for (i=2; i<=n; i++) print a[1], a[i]; } + +check_sorted: backward backzone + $(AWK) '/^Link/ {printf "%.5d %s\n", g, $$3} !/./ {g++}' \ + backward | LC_ALL=C sort -cu + $(AWK) '/^Zone/ {print $$2}' backzone | LC_ALL=C sort -cu + touch $@ + +check_back: checklinks.awk $(TDATA_TO_CHECK) + $(AWK) \ + -v DATAFORM=$(DATAFORM) \ + -v backcheck=backward \ + -f checklinks.awk $(TDATA_TO_CHECK) + touch $@ + +check_links: checklinks.awk tzdata.zi + $(AWK) \ + -v DATAFORM=$(DATAFORM) \ + -f checklinks.awk tzdata.zi + touch $@ + +# Check timestamps from now through 28 years from now, to make sure +# that zonenow.tab contains all sequences of planned timestamps, +# without any duplicate sequences. In theory this might require *** 428 LINES SKIPPED ***
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