1# This file is in the public domain, so clarified as of 2# 2009-05-17 by Arthur David Olson. 3 4# Package name for the code distribution. 5PACKAGE= tzcode 6 7# Version number for the distribution, overridden in the 'tarballs' rule below. 8VERSION= unknown 9 10# Email address for bug reports. 11BUGEMAIL= tz@iana.org 12 13# Change the line below for your time zone (after finding the zone you want in 14# the time zone files, or adding it to a time zone file). 15# Alternately, if you discover you've got the wrong time zone, you can just 16# zic -l rightzone 17# to correct things. 18# Use the command 19# make zonenames 20# to get a list of the values you can use for LOCALTIME. 21 22LOCALTIME= GMT 23 24# If you want something other than Eastern United States time as a template 25# for handling POSIX-style time zone environment variables, 26# change the line below (after finding the zone you want in the 27# time zone files, or adding it to a time zone file). 28# (When a POSIX-style environment variable is handled, the rules in the 29# template file are used to determine "spring forward" and "fall back" days and 30# times; the environment variable itself specifies UT offsets of standard and 31# summer time.) 32# Alternately, if you discover you've got the wrong time zone, you can just 33# zic -p rightzone 34# to correct things. 35# Use the command 36# make zonenames 37# to get a list of the values you can use for POSIXRULES. 38# If you want POSIX compatibility, use "America/New_York". 39 40POSIXRULES= America/New_York 41 42# Also see TZDEFRULESTRING below, which takes effect only 43# if the time zone files cannot be accessed. 44 45 46# Installation locations. 47# 48# The defaults are suitable for Debian, except that if REDO is 49# posix_right or right_posix then files that Debian puts under 50# /usr/share/zoneinfo/posix and /usr/share/zoneinfo/right are instead 51# put under /usr/share/zoneinfo-posix and /usr/share/zoneinfo-leaps, 52# respectively. Problems with the Debian approach are discussed in 53# the commentary for the right_posix rule (below). 54 55# Destination directory, which can be used for staging. 56# 'make DESTDIR=/stage install' installs under /stage (e.g., to 57# /stage/etc/localtime instead of to /etc/localtime). Files under 58# /stage are not intended to work as-is, but can be copied by hand to 59# the root directory later. If DESTDIR is empty, 'make install' does 60# not stage, but installs directly into production locations. 61DESTDIR = 62 63# Everything is installed into subdirectories of TOPDIR, and used there. 64# TOPDIR should be empty (meaning the root directory), 65# or a directory name that does not end in "/". 66# TOPDIR should be empty or an absolute name unless you're just testing. 67TOPDIR = 68 69# The default local time zone is taken from the file TZDEFAULT. 70TZDEFAULT = $(TOPDIR)/etc/localtime 71 72# The subdirectory containing installed program and data files, and 73# likewise for installed files that can be shared among architectures. 74# These should be relative file names. 75USRDIR = usr 76USRSHAREDIR = $(USRDIR)/share 77 78# "Compiled" time zone information is placed in the "TZDIR" directory 79# (and subdirectories). 80# TZDIR_BASENAME should not contain "/" and should not be ".", ".." or empty. 81TZDIR_BASENAME= zoneinfo 82TZDIR = $(TOPDIR)/$(USRSHAREDIR)/$(TZDIR_BASENAME) 83 84# The "tzselect" and (if you do "make INSTALL") "date" commands go in: 85BINDIR = $(TOPDIR)/$(USRDIR)/bin 86 87# The "zdump" command goes in: 88ZDUMPDIR = $(BINDIR) 89 90# The "zic" command goes in: 91ZICDIR = $(TOPDIR)/$(USRDIR)/sbin 92 93# Manual pages go in subdirectories of. . . 94MANDIR = $(TOPDIR)/$(USRSHAREDIR)/man 95 96# Library functions are put in an archive in LIBDIR. 97LIBDIR = $(TOPDIR)/$(USRDIR)/lib 98 99 100# Types to try, as an alternative to time_t. int64_t should be first. 101TIME_T_ALTERNATIVES = int64_t int32_t uint32_t uint64_t 102 103# If you want only POSIX time, with time values interpreted as 104# seconds since the epoch (not counting leap seconds), use 105# REDO= posix_only 106# below. If you want only "right" time, with values interpreted 107# as seconds since the epoch (counting leap seconds), use 108# REDO= right_only 109# below. If you want both sets of data available, with leap seconds not 110# counted normally, use 111# REDO= posix_right 112# below. If you want both sets of data available, with leap seconds counted 113# normally, use 114# REDO= right_posix 115# below. POSIX mandates that leap seconds not be counted; for compatibility 116# with it, use "posix_only" or "posix_right". Use POSIX time on systems with 117# leap smearing; this can work better than unsmeared "right" time with 118# applications that are not leap second aware, and is closer to unsmeared 119# "right" time than unsmeared POSIX time is (e.g., 0.5 vs 1.0 s max error). 120 121REDO= posix_right 122 123# To install data in text form that has all the information of the binary data, 124# (optionally incorporating leap second information), use 125# TZDATA_TEXT= tzdata.zi leapseconds 126# To install text data without leap second information (e.g., because 127# REDO='posix_only'), use 128# TZDATA_TEXT= tzdata.zi 129# To avoid installing text data, use 130# TZDATA_TEXT= 131 132TZDATA_TEXT= leapseconds tzdata.zi 133 134# For backward-compatibility links for old zone names, use 135# BACKWARD= backward 136# If you also want the link US/Pacific-New, even though it is confusing 137# and is planned to be removed from the database eventually, use 138# BACKWARD= backward pacificnew 139# To omit these links, use 140# BACKWARD= 141 142BACKWARD= backward 143 144# If you want out-of-scope and often-wrong data from the file 'backzone', use 145# PACKRATDATA= backzone 146# To omit this data, use 147# PACKRATDATA= 148 149PACKRATDATA= 150 151# The name of a locale using the UTF-8 encoding, used during self-tests. 152# The tests are skipped if the name does not appear to work on this system. 153 154UTF8_LOCALE= en_US.utf8 155 156# Since "." may not be in PATH... 157 158YEARISTYPE= ./yearistype 159 160# Non-default libraries needed to link. 161LDLIBS= 162 163# Add the following to the end of the "CFLAGS=" line as needed to override 164# defaults specified in the source code. "-DFOO" is equivalent to "-DFOO=1". 165# -DBIG_BANG=-9999999LL if the Big Bang occurred at time -9999999 (see zic.c) 166# -DDEPRECATE_TWO_DIGIT_YEARS for optional runtime warnings about strftime 167# formats that generate only the last two digits of year numbers 168# -DEPOCH_LOCAL if the 'time' function returns local time not UT 169# -DEPOCH_OFFSET=N if the 'time' function returns a value N greater 170# than what POSIX specifies, assuming local time is UT. 171# For example, N is 252460800 on AmigaOS. 172# -DHAVE_DECL_ASCTIME_R=0 if <time.h> does not declare asctime_r 173# -DHAVE_DECL_ENVIRON if <unistd.h> declares 'environ' 174# -DHAVE_DIRECT_H if mkdir needs <direct.h> (MS-Windows) 175# -DHAVE_GENERIC=0 if _Generic does not work 176# -DHAVE_GETTEXT if 'gettext' works (e.g., GNU/Linux, FreeBSD, Solaris) 177# -DHAVE_INCOMPATIBLE_CTIME_R if your system's time.h declares 178# ctime_r and asctime_r incompatibly with the POSIX standard 179# (Solaris when _POSIX_PTHREAD_SEMANTICS is not defined). 180# -DHAVE_INTTYPES_H if you have a non-C99 compiler with <inttypes.h> 181# -DHAVE_LINK=0 if your system lacks a link function 182# -DHAVE_LOCALTIME_R=0 if your system lacks a localtime_r function 183# -DHAVE_LOCALTIME_RZ=0 if you do not want zdump to use localtime_rz 184# localtime_rz can make zdump significantly faster, but is nonstandard. 185# -DHAVE_POSIX_DECLS=0 if your system's include files do not declare 186# functions like 'link' or variables like 'tzname' required by POSIX 187# -DHAVE_SNPRINTF=0 if your system lacks the snprintf function 188# -DHAVE_STDBOOL_H if you have a non-C99 compiler with <stdbool.h> 189# -DHAVE_STDINT_H if you have a non-C99 compiler with <stdint.h> 190# -DHAVE_STRFTIME_L if <time.h> declares locale_t and strftime_l 191# -DHAVE_STRDUP=0 if your system lacks the strdup function 192# -DHAVE_SYMLINK=0 if your system lacks the symlink function 193# -DHAVE_SYS_STAT_H=0 if your compiler lacks a <sys/stat.h> 194# -DHAVE_SYS_WAIT_H=0 if your compiler lacks a <sys/wait.h> 195# -DHAVE_TZSET=0 if your system lacks a tzset function 196# -DHAVE_UNISTD_H=0 if your compiler lacks a <unistd.h> 197# -Dlocale_t=XXX if your system uses XXX instead of locale_t 198# -Dssize_t=long on hosts like MS-Windows that lack ssize_t 199# -DTHREAD_SAFE to make localtime.c thread-safe, as POSIX requires; 200# not needed by the main-program tz code, which is single-threaded. 201# Append other compiler flags as needed, e.g., -pthread on GNU/Linux. 202# -Dtime_tz=\"T\" to use T as the time_t type, rather than the system time_t 203# This is intended for internal use only; it mangles external names. 204# -DTZ_DOMAIN=\"foo\" to use "foo" for gettext domain name; default is "tz" 205# -DTZ_DOMAINDIR=\"/path\" to use "/path" for gettext directory; 206# the default is system-supplied, typically "/usr/lib/locale" 207# -DTZDEFRULESTRING=\",date/time,date/time\" to default to the specified 208# DST transitions if the time zone files cannot be accessed 209# -DUNINIT_TRAP if reading uninitialized storage can cause problems 210# other than simply getting garbage data 211# -DUSE_LTZ=0 to build zdump with the system time zone library 212# Also set TZDOBJS=zdump.o and CHECK_TIME_T_ALTERNATIVES= below. 213# -DZIC_MAX_ABBR_LEN_WO_WARN=3 214# (or some other number) to set the maximum time zone abbreviation length 215# that zic will accept without a warning (the default is 6) 216# $(GCC_DEBUG_FLAGS) if you are using recent GCC and want lots of checking 217# Select instrumentation via "make GCC_INSTRUMENT='whatever'". 218GCC_INSTRUMENT = \ 219 -fsanitize=undefined -fsanitize-address-use-after-scope \ 220 -fsanitize-undefined-trap-on-error -fstack-protector 221GCC_DEBUG_FLAGS = -DGCC_LINT -g3 -O3 -fno-common \ 222 $(GCC_INSTRUMENT) \ 223 -Wall -Wextra \ 224 -Walloc-size-larger-than=100000 -Warray-bounds=2 \ 225 -Wbad-function-cast -Wcast-align -Wdate-time \ 226 -Wdeclaration-after-statement -Wdouble-promotion \ 227 -Wformat=2 -Wformat-overflow=2 -Wformat-signedness -Wformat-truncation \ 228 -Winit-self -Wjump-misses-init -Wlogical-op \ 229 -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 230 -Wold-style-definition -Woverlength-strings -Wpointer-arith \ 231 -Wshadow -Wshift-overflow=2 -Wstrict-prototypes -Wstringop-overflow=5 \ 232 -Wsuggest-attribute=const -Wsuggest-attribute=format \ 233 -Wsuggest-attribute=noreturn -Wsuggest-attribute=pure \ 234 -Wtrampolines -Wundef -Wuninitialized -Wunused \ 235 -Wvariadic-macros -Wvla -Wwrite-strings \ 236 -Wno-address -Wno-format-nonliteral -Wno-sign-compare \ 237 -Wno-type-limits -Wno-unused-parameter 238# 239# If your system has a "GMT offset" field in its "struct tm"s 240# (or if you decide to add such a field in your system's "time.h" file), 241# add the name to a define such as 242# -DTM_GMTOFF=tm_gmtoff 243# to the end of the "CFLAGS=" line. If not defined, the code attempts to 244# guess TM_GMTOFF from other macros; define NO_TM_GMTOFF to suppress this. 245# Similarly, if your system has a "zone abbreviation" field, define 246# -DTM_ZONE=tm_zone 247# and define NO_TM_ZONE to suppress any guessing. These two fields are not 248# required by POSIX, but are widely available on GNU/Linux and BSD systems. 249# 250# The next batch of options control support for external variables 251# exported by tzcode. In practice these variables are less useful 252# than TM_GMTOFF and TM_ZONE. However, most of them are standardized. 253# # 254# # To omit or support the external variable "tzname", add one of: 255# # -DHAVE_TZNAME=0 256# # -DHAVE_TZNAME=1 257# # to the "CFLAGS=" line. "tzname" is required by POSIX 1988 and later. 258# # If not defined, the code attempts to guess HAVE_TZNAME from other macros. 259# # Warning: unless time_tz is also defined, HAVE_TZNAME=1 can cause 260# # crashes when combined with some platforms' standard libraries, 261# # presumably due to memory allocation issues. 262# # 263# # To omit or support the external variables "timezone" and "daylight", add 264# # -DUSG_COMPAT=0 265# # -DUSG_COMPAT=1 266# # to the "CFLAGS=" line; "timezone" and "daylight" are inspired by 267# # Unix Systems Group code and are required by POSIX 2008 (with XSI) and later. 268# # If not defined, the code attempts to guess USG_COMPAT from other macros. 269# # 270# # To support the external variable "altzone", add 271# # -DALTZONE 272# # to the end of the "CFLAGS=" line; although "altzone" appeared in 273# # System V Release 3.1 it has not been standardized. 274# 275# If you want functions that were inspired by early versions of X3J11's work, 276# add 277# -DSTD_INSPIRED 278# to the end of the "CFLAGS=" line. This arranges for the functions 279# "tzsetwall", "offtime", "timelocal", "timegm", "timeoff", 280# "posix2time", and "time2posix" to be added to the time conversion library. 281# "tzsetwall" is like "tzset" except that it arranges for local wall clock 282# time (rather than the time specified in the TZ environment variable) 283# to be used. 284# "offtime" is like "gmtime" except that it accepts a second (long) argument 285# that gives an offset to add to the time_t when converting it. 286# "timelocal" is equivalent to "mktime". 287# "timegm" is like "timelocal" except that it turns a struct tm into 288# a time_t using UT (rather than local time as "timelocal" does). 289# "timeoff" is like "timegm" except that it accepts a second (long) argument 290# that gives an offset to use when converting to a time_t. 291# "posix2time" and "time2posix" are described in an included manual page. 292# X3J11's work does not describe any of these functions. 293# Sun has provided "tzsetwall", "timelocal", and "timegm" in SunOS 4.0. 294# These functions may well disappear in future releases of the time 295# conversion package. 296# 297# If you don't want functions that were inspired by NetBSD, add 298# -DNETBSD_INSPIRED=0 299# to the end of the "CFLAGS=" line. Otherwise, the functions 300# "localtime_rz", "mktime_z", "tzalloc", and "tzfree" are added to the 301# time library, and if STD_INSPIRED is also defined the functions 302# "posix2time_z" and "time2posix_z" are added as well. 303# The functions ending in "_z" (or "_rz") are like their unsuffixed 304# (or suffixed-by-"_r") counterparts, except with an extra first 305# argument of opaque type timezone_t that specifies the time zone. 306# "tzalloc" allocates a timezone_t value, and "tzfree" frees it. 307# 308# If you want to allocate state structures in localtime, add 309# -DALL_STATE 310# to the end of the "CFLAGS=" line. Storage is obtained by calling malloc. 311# 312# NIST-PCTS:151-2, Version 1.4, (1993-12-03) is a test suite put 313# out by the National Institute of Standards and Technology 314# which claims to test C and Posix conformance. If you want to pass PCTS, add 315# -DPCTS 316# to the end of the "CFLAGS=" line. 317# 318# If you want strict compliance with XPG4 as of 1994-04-09, add 319# -DXPG4_1994_04_09 320# to the end of the "CFLAGS=" line. This causes "strftime" to always return 321# 53 as a week number (rather than 52 or 53) for January days before 322# January's first Monday when a "%V" format is used and January 1 323# falls on a Friday, Saturday, or Sunday. 324 325CFLAGS= 326 327# Linker flags. Default to $(LFLAGS) for backwards compatibility 328# to release 2012h and earlier. 329 330LDFLAGS= $(LFLAGS) 331 332# For leap seconds, this Makefile uses LEAPSECONDS='-L leapseconds' in 333# submake command lines. The default is no leap seconds. 334 335LEAPSECONDS= 336 337# The zic command and its arguments. 338 339zic= ./zic 340ZIC= $(zic) $(ZFLAGS) 341 342ZFLAGS= 343 344# How to use zic to install tz binary files. 345 346ZIC_INSTALL= $(ZIC) -d '$(DESTDIR)$(TZDIR)' $(LEAPSECONDS) 347 348# The name of a Posix-compliant 'awk' on your system. 349AWK= awk 350 351# The full path name of a Posix-compliant shell, preferably one that supports 352# the Korn shell's 'select' statement as an extension. 353# These days, Bash is the most popular. 354# It should be OK to set this to /bin/sh, on platforms where /bin/sh 355# lacks 'select' or doesn't completely conform to Posix, but /bin/bash 356# is typically nicer if it works. 357KSHELL= /bin/bash 358 359# The path where SGML DTDs are kept and the catalog file(s) to use when 360# validating. The default should work on both Debian and Red Hat. 361SGML_TOPDIR= /usr 362SGML_DTDDIR= $(SGML_TOPDIR)/share/xml/w3c-sgml-lib/schema/dtd 363SGML_SEARCH_PATH= $(SGML_DTDDIR)/REC-html401-19991224 364SGML_CATALOG_FILES= \ 365 $(SGML_TOPDIR)/share/doc/w3-recs/html/www.w3.org/TR/1999/REC-html401-19991224/HTML4.cat:$(SGML_TOPDIR)/share/sgml/html/4.01/HTML4.cat 366 367# The name, arguments and environment of a program to validate your web pages. 368# See <http://openjade.sourceforge.net/doc/> for a validator, and 369# <https://validator.w3.org/source/> for a validation library. 370# Set VALIDATE=':' if you do not have such a program. 371VALIDATE = nsgmls 372VALIDATE_FLAGS = -s -B -wall -wno-unused-param 373VALIDATE_ENV = \ 374 SGML_CATALOG_FILES='$(SGML_CATALOG_FILES)' \ 375 SGML_SEARCH_PATH='$(SGML_SEARCH_PATH)' \ 376 SP_CHARSET_FIXED=YES \ 377 SP_ENCODING=UTF-8 378 379# This expensive test requires USE_LTZ. 380# To suppress it, define this macro to be empty. 381CHECK_TIME_T_ALTERNATIVES = check_time_t_alternatives 382 383# SAFE_CHAR is a regular expression that matches a safe character. 384# Some parts of this distribution are limited to safe characters; 385# others can use any UTF-8 character. 386# For now, the safe characters are a safe subset of ASCII. 387# The caller must set the shell variable 'sharp' to the character '#', 388# since Makefile macros cannot contain '#'. 389# TAB_CHAR is a single tab character, in single quotes. 390TAB_CHAR= ' ' 391SAFE_CHARSET1= $(TAB_CHAR)' !\"'$$sharp'$$%&'\''()*+,./0123456789:;<=>?@' 392SAFE_CHARSET2= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\^_`' 393SAFE_CHARSET3= 'abcdefghijklmnopqrstuvwxyz{|}~' 394SAFE_CHARSET= $(SAFE_CHARSET1)$(SAFE_CHARSET2)$(SAFE_CHARSET3) 395SAFE_CHAR= '[]'$(SAFE_CHARSET)'-]' 396 397# OK_CHAR matches any character allowed in the distributed files. 398# This is the same as SAFE_CHAR, except that multibyte letters are 399# also allowed so that commentary can contain people's names and quote 400# non-English sources. For non-letters the sources are limited to 401# ASCII renderings for the convenience of maintainers whose text editors 402# mishandle UTF-8 by default (e.g., XEmacs 21.4.22). 403OK_CHAR= '[][:alpha:]'$(SAFE_CHARSET)'-]' 404 405# SAFE_LINE matches a line of safe characters. 406# SAFE_SHARP_LINE is similar, except any OK character can follow '#'; 407# this is so that comments can contain non-ASCII characters. 408# OK_LINE matches a line of OK characters. 409SAFE_LINE= '^'$(SAFE_CHAR)'*$$' 410SAFE_SHARP_LINE='^'$(SAFE_CHAR)'*('$$sharp$(OK_CHAR)'*)?$$' 411OK_LINE= '^'$(OK_CHAR)'*$$' 412 413# Flags to give 'tar' when making a distribution. 414# Try to use flags appropriate for GNU tar. 415GNUTARFLAGS= --numeric-owner --owner=0 --group=0 --mode=go+u,go-w --sort=name 416TARFLAGS= `if tar $(GNUTARFLAGS) --version >/dev/null 2>&1; \ 417 then echo $(GNUTARFLAGS); \ 418 else :; \ 419 fi` 420 421# Flags to give 'gzip' when making a distribution. 422GZIPFLAGS= -9n 423 424############################################################################### 425 426#MAKE= make 427 428cc= cc 429CC= $(cc) -DTZDIR='"$(TZDIR)"' 430 431AR= ar 432 433# ':' on typical hosts; 'ranlib' on the ancient hosts that still need ranlib. 434RANLIB= : 435 436TZCOBJS= zic.o 437TZDOBJS= zdump.o localtime.o asctime.o strftime.o 438DATEOBJS= date.o localtime.o strftime.o asctime.o 439LIBSRCS= localtime.c asctime.c difftime.c 440LIBOBJS= localtime.o asctime.o difftime.o 441HEADERS= tzfile.h private.h 442NONLIBSRCS= zic.c zdump.c 443NEWUCBSRCS= date.c strftime.c 444SOURCES= $(HEADERS) $(LIBSRCS) $(NONLIBSRCS) $(NEWUCBSRCS) \ 445 tzselect.ksh workman.sh 446MANS= newctime.3 newstrftime.3 newtzset.3 time2posix.3 \ 447 tzfile.5 tzselect.8 zic.8 zdump.8 448MANTXTS= newctime.3.txt newstrftime.3.txt newtzset.3.txt \ 449 time2posix.3.txt \ 450 tzfile.5.txt tzselect.8.txt zic.8.txt zdump.8.txt \ 451 date.1.txt 452COMMON= calendars CONTRIBUTING LICENSE Makefile \ 453 NEWS README theory.html version 454WEB_PAGES= tz-art.html tz-how-to.html tz-link.html 455DOCS= $(MANS) date.1 $(MANTXTS) $(WEB_PAGES) 456PRIMARY_YDATA= africa antarctica asia australasia \ 457 europe northamerica southamerica 458YDATA= $(PRIMARY_YDATA) etcetera $(BACKWARD) 459NDATA= systemv factory 460TDATA= $(YDATA) $(NDATA) 461ZONETABLES= zone1970.tab zone.tab 462TABDATA= iso3166.tab $(TZDATA_TEXT) $(ZONETABLES) 463LEAP_DEPS= leapseconds.awk leap-seconds.list 464TZDATA_ZI_DEPS= zishrink.awk version $(TDATA) $(PACKRATDATA) 465DATA= $(YDATA) $(NDATA) backzone iso3166.tab leap-seconds.list \ 466 leapseconds yearistype.sh $(ZONETABLES) 467AWK_SCRIPTS= checklinks.awk checktab.awk leapseconds.awk zishrink.awk 468MISC= $(AWK_SCRIPTS) zoneinfo2tdf.pl 469TZS_YEAR= 2050 470TZS= to$(TZS_YEAR).tzs 471TZS_NEW= to$(TZS_YEAR)new.tzs 472TZS_DEPS= $(PRIMARY_YDATA) asctime.c localtime.c \ 473 private.h tzfile.h zdump.c zic.c 474ENCHILADA= $(COMMON) $(DOCS) $(SOURCES) $(DATA) $(MISC) $(TZS) tzdata.zi 475 476# Consult these files when deciding whether to rebuild the 'version' file. 477# This list is not the same as the output of 'git ls-files', since 478# .gitignore is not distributed. 479VERSION_DEPS= \ 480 calendars CONTRIBUTING LICENSE Makefile NEWS README \ 481 africa antarctica asctime.c asia australasia \ 482 backward backzone \ 483 checklinks.awk checktab.awk \ 484 date.1 date.c difftime.c \ 485 etcetera europe factory iso3166.tab \ 486 leap-seconds.list leapseconds.awk localtime.c \ 487 newctime.3 newstrftime.3 newtzset.3 northamerica \ 488 pacificnew private.h \ 489 southamerica strftime.c systemv theory.html \ 490 time2posix.3 tz-art.html tz-how-to.html tz-link.html \ 491 tzfile.5 tzfile.h tzselect.8 tzselect.ksh \ 492 workman.sh yearistype.sh \ 493 zdump.8 zdump.c zic.8 zic.c \ 494 zone.tab zone1970.tab zoneinfo2tdf.pl 495 496# And for the benefit of csh users on systems that assume the user 497# shell should be used to handle commands in Makefiles. . . 498 499SHELL= /bin/sh 500 501all: tzselect yearistype zic zdump libtz.a $(TABDATA) 502 503ALL: all date $(ENCHILADA) 504 505install: all $(DATA) $(REDO) $(MANS) 506 mkdir -p '$(DESTDIR)$(BINDIR)' \ 507 '$(DESTDIR)$(ZDUMPDIR)' '$(DESTDIR)$(ZICDIR)' \ 508 '$(DESTDIR)$(LIBDIR)' \ 509 '$(DESTDIR)$(MANDIR)/man3' '$(DESTDIR)$(MANDIR)/man5' \ 510 '$(DESTDIR)$(MANDIR)/man8' 511 $(ZIC_INSTALL) -l $(LOCALTIME) -p $(POSIXRULES) \ 512 -t '$(DESTDIR)$(TZDEFAULT)' 513 cp -f $(TABDATA) '$(DESTDIR)$(TZDIR)/.' 514 cp tzselect '$(DESTDIR)$(BINDIR)/.' 515 cp zdump '$(DESTDIR)$(ZDUMPDIR)/.' 516 cp zic '$(DESTDIR)$(ZICDIR)/.' 517 cp libtz.a '$(DESTDIR)$(LIBDIR)/.' 518 $(RANLIB) '$(DESTDIR)$(LIBDIR)/libtz.a' 519 cp -f newctime.3 newtzset.3 '$(DESTDIR)$(MANDIR)/man3/.' 520 cp -f tzfile.5 '$(DESTDIR)$(MANDIR)/man5/.' 521 cp -f tzselect.8 zdump.8 zic.8 '$(DESTDIR)$(MANDIR)/man8/.' 522 523INSTALL: ALL install date.1 524 mkdir -p '$(DESTDIR)$(BINDIR)' '$(DESTDIR)$(MANDIR)/man1' 525 cp date '$(DESTDIR)$(BINDIR)/.' 526 cp -f date.1 '$(DESTDIR)$(MANDIR)/man1/.' 527 528version: $(VERSION_DEPS) 529 { (type git) >/dev/null 2>&1 && \ 530 V=`git describe --match '[0-9][0-9][0-9][0-9][a-z]*' \ 531 --abbrev=7 --dirty` || \ 532 V='$(VERSION)'; } && \ 533 printf '%s\n' "$$V" >$@.out 534 mv $@.out $@ 535 536# This file can be tailored by setting BACKWARD, PACKRATDATA, etc. 537tzdata.zi: $(TZDATA_ZI_DEPS) 538 version=`sed 1q version` && \ 539 LC_ALL=C $(AWK) -v version="$$version" -f zishrink.awk \ 540 $(TDATA) $(PACKRATDATA) >$@.out 541 mv $@.out $@ 542 543version.h: version 544 VERSION=`cat version` && printf '%s\n' \ 545 'static char const PKGVERSION[]="($(PACKAGE)) ";' \ 546 "static char const TZVERSION[]=\"$$VERSION\";" \ 547 'static char const REPORT_BUGS_TO[]="$(BUGEMAIL)";' \ 548 >$@.out 549 mv $@.out $@ 550 551zdump: $(TZDOBJS) 552 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZDOBJS) $(LDLIBS) 553 554zic: $(TZCOBJS) 555 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZCOBJS) $(LDLIBS) 556 557yearistype: yearistype.sh 558 cp yearistype.sh yearistype 559 chmod +x yearistype 560 561leapseconds: $(LEAP_DEPS) 562 $(AWK) -f leapseconds.awk leap-seconds.list >$@.out 563 mv $@.out $@ 564 565# Arguments to pass to submakes of install_data. 566# They can be overridden by later submake arguments. 567INSTALLARGS = \ 568 BACKWARD='$(BACKWARD)' \ 569 DESTDIR='$(DESTDIR)' \ 570 LEAPSECONDS='$(LEAPSECONDS)' \ 571 PACKRATDATA='$(PACKRATDATA)' \ 572 TZDEFAULT='$(TZDEFAULT)' \ 573 TZDIR='$(TZDIR)' \ 574 YEARISTYPE='$(YEARISTYPE)' \ 575 ZIC='$(ZIC)' 576 577# 'make install_data' installs one set of tz binary files. 578install_data: zic leapseconds yearistype tzdata.zi 579 $(ZIC_INSTALL) tzdata.zi 580 581posix_only: 582 $(MAKE) $(INSTALLARGS) LEAPSECONDS= install_data 583 584right_only: 585 $(MAKE) $(INSTALLARGS) LEAPSECONDS='-L leapseconds' \ 586 install_data 587 588# In earlier versions of this makefile, the other two directories were 589# subdirectories of $(TZDIR). However, this led to configuration errors. 590# For example, with posix_right under the earlier scheme, 591# TZ='right/Australia/Adelaide' got you localtime with leap seconds, 592# but gmtime without leap seconds, which led to problems with applications 593# like sendmail that subtract gmtime from localtime. 594# Therefore, the other two directories are now siblings of $(TZDIR). 595# You must replace all of $(TZDIR) to switch from not using leap seconds 596# to using them, or vice versa. 597right_posix: right_only 598 rm -fr '$(DESTDIR)$(TZDIR)-leaps' 599 ln -s '$(TZDIR_BASENAME)' '$(DESTDIR)$(TZDIR)-leaps' || \ 600 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-leaps' right_only 601 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-posix' posix_only 602 603posix_right: posix_only 604 rm -fr '$(DESTDIR)$(TZDIR)-posix' 605 ln -s '$(TZDIR_BASENAME)' '$(DESTDIR)$(TZDIR)-posix' || \ 606 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-posix' posix_only 607 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-leaps' right_only 608 609# This obsolescent rule is present for backwards compatibility with 610# tz releases 2014g through 2015g. It should go away eventually. 611posix_packrat: 612 $(MAKE) $(INSTALLARGS) PACKRATDATA=backzone posix_only 613 614zones: $(REDO) 615 616$(TZS_NEW): tzdata.zi zdump zic 617 mkdir -p tzs.dir 618 $(zic) -d tzs.dir tzdata.zi 619 $(AWK) '/^L/{print "Link\t" $$2 "\t" $$3}' \ 620 tzdata.zi | LC_ALL=C sort >$@.out 621 wd=`pwd` && \ 622 zones=`$(AWK) -v wd="$$wd" \ 623 '/^Z/{print wd "/tzs.dir/" $$2}' tzdata.zi \ 624 | LC_ALL=C sort` && \ 625 ./zdump -i -c $(TZS_YEAR) $$zones >>$@.out 626 sed 's,^TZ=".*tzs\.dir/,TZ=",' $@.out >$@.sed.out 627 rm -fr tzs.dir $@.out 628 mv $@.sed.out $@ 629 630# If $(TZS) does not already exist (e.g., old-format tarballs), create it. 631# If it exists but 'make check_tzs' fails, a maintainer should inspect the 632# failed output and fix the inconsistency, perhaps by running 'make force_tzs'. 633$(TZS): 634 $(MAKE) force_tzs 635 636force_tzs: $(TZS_NEW) 637 cp $(TZS_NEW) $(TZS) 638 639libtz.a: $(LIBOBJS) 640 rm -f $@ 641 $(AR) -rc $@ $(LIBOBJS) 642 $(RANLIB) $@ 643 644date: $(DATEOBJS) 645 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(DATEOBJS) $(LDLIBS) 646 647tzselect: tzselect.ksh version 648 VERSION=`cat version` && sed \ 649 -e 's|#!/bin/bash|#!$(KSHELL)|g' \ 650 -e 's|AWK=[^}]*|AWK=$(AWK)|g' \ 651 -e 's|\(PKGVERSION\)=.*|\1='\''($(PACKAGE)) '\''|' \ 652 -e 's|\(REPORT_BUGS_TO\)=.*|\1=$(BUGEMAIL)|' \ 653 -e 's|TZDIR=[^}]*|TZDIR=$(TZDIR)|' \ 654 -e 's|\(TZVERSION\)=.*|\1='"$$VERSION"'|' \ 655 <$@.ksh >$@.out 656 chmod +x $@.out 657 mv $@.out $@ 658 659check: check_character_set check_white_space check_links \ 660 check_name_lengths check_sorted \ 661 check_tables check_web check_zishrink check_tzs 662 663check_character_set: $(ENCHILADA) 664 test ! '$(UTF8_LOCALE)' || \ 665 ! printf 'A\304\200B\n' | \ 666 LC_ALL='$(UTF8_LOCALE)' grep -q '^A.B$$' >/dev/null 2>&1 || { \ 667 LC_ALL='$(UTF8_LOCALE)' && export LC_ALL && \ 668 sharp='#' && \ 669 ! grep -Env $(SAFE_LINE) $(MANS) date.1 $(MANTXTS) \ 670 $(MISC) $(SOURCES) $(WEB_PAGES) \ 671 CONTRIBUTING LICENSE Makefile README \ 672 version tzdata.zi && \ 673 ! grep -Env $(SAFE_SHARP_LINE) $(TDATA) backzone \ 674 leapseconds yearistype.sh zone.tab && \ 675 ! grep -Env $(OK_LINE) $(ENCHILADA); \ 676 } 677 678check_white_space: $(ENCHILADA) 679 patfmt=' \t|[\f\r\v]' && pat=`printf "$$patfmt\\n"` && \ 680 ! grep -En "$$pat" $(ENCHILADA) 681 ! grep -n '[[:space:]]$$' $(ENCHILADA) 682 683PRECEDES_FILE_NAME = ^(Zone|Link[[:space:]]+[^[:space:]]+)[[:space:]]+ 684FILE_NAME_COMPONENT_TOO_LONG = \ 685 $(PRECEDES_FILE_NAME)[^[:space:]]*[^/[:space:]]{15} 686 687check_name_lengths: $(TDATA) backzone 688 ! grep -En '$(FILE_NAME_COMPONENT_TOO_LONG)' $(TDATA) backzone 689 690CHECK_CC_LIST = { n = split($$1,a,/,/); for (i=2; i<=n; i++) print a[1], a[i]; } 691 692check_sorted: backward backzone iso3166.tab zone.tab zone1970.tab 693 $(AWK) '/^Link/ {print $$3}' backward | LC_ALL=C sort -cu 694 $(AWK) '/^Zone/ {print $$2}' backzone | LC_ALL=C sort -cu 695 $(AWK) '/^[^#]/ {print $$1}' iso3166.tab | LC_ALL=C sort -cu 696 $(AWK) '/^[^#]/ {print $$1}' zone.tab | LC_ALL=C sort -c 697 $(AWK) '/^[^#]/ {print substr($$0, 1, 2)}' zone1970.tab | \ 698 LC_ALL=C sort -c 699 $(AWK) '/^[^#]/ $(CHECK_CC_LIST)' zone1970.tab | \ 700 LC_ALL=C sort -cu 701 702check_links: checklinks.awk $(TDATA) 703 $(AWK) -f checklinks.awk $(TDATA) 704 $(AWK) -f checklinks.awk tzdata.zi 705 706check_tables: checktab.awk $(PRIMARY_YDATA) $(ZONETABLES) 707 for tab in $(ZONETABLES); do \ 708 $(AWK) -f checktab.awk -v zone_table=$$tab $(PRIMARY_YDATA) \ 709 || exit; \ 710 done 711 712check_tzs: $(TZS) $(TZS_NEW) 713 diff -u $(TZS) $(TZS_NEW) 714 715# This checks only the HTML 4.01 strict page. 716# To check the the other pages, use <https://validator.w3.org/>. 717check_web: tz-how-to.html 718 $(VALIDATE_ENV) $(VALIDATE) $(VALIDATE_FLAGS) tz-how-to.html 719 720# Check that tzdata.zi generates the same binary data that its sources do. 721check_zishrink: tzdata.zi zic leapseconds $(PACKRATDATA) $(TDATA) 722 for type in posix right; do \ 723 mkdir -p time_t.dir/$$type time_t.dir/$$type-shrunk && \ 724 case $$type in \ 725 right) leap='-L leapseconds';; \ 726 *) leap=;; \ 727 esac && \ 728 $(ZIC) $$leap -d time_t.dir/$$type $(TDATA) && \ 729 $(AWK) '/^Rule/' $(TDATA) | \ 730 $(ZIC) $$leap -d time_t.dir/$$type - $(PACKRATDATA) && \ 731 $(ZIC) $$leap -d time_t.dir/$$type-shrunk tzdata.zi && \ 732 diff -r time_t.dir/$$type time_t.dir/$$type-shrunk || exit; \ 733 done 734 rm -fr time_t.dir 735 736clean_misc: 737 rm -f core *.o *.out \ 738 date tzselect version.h zdump zic yearistype libtz.a 739clean: clean_misc 740 rm -fr *.dir tzdata.zi tzdb-*/ $(TZS_NEW) 741 742maintainer-clean: clean 743 @echo 'This command is intended for maintainers to use; it' 744 @echo 'deletes files that may need special tools to rebuild.' 745 rm -f leapseconds version $(MANTXTS) $(TZS) *.asc *.tar.* 746 747names: 748 @echo $(ENCHILADA) 749 750public: check check_public $(CHECK_TIME_T_ALTERNATIVES) \ 751 tarballs signatures 752 753date.1.txt: date.1 754newctime.3.txt: newctime.3 755newstrftime.3.txt: newstrftime.3 756newtzset.3.txt: newtzset.3 757time2posix.3.txt: time2posix.3 758tzfile.5.txt: tzfile.5 759tzselect.8.txt: tzselect.8 760zdump.8.txt: zdump.8 761zic.8.txt: zic.8 762 763$(MANTXTS): workman.sh 764 LC_ALL=C sh workman.sh `expr $@ : '\(.*\)\.txt$$'` >$@.out 765 mv $@.out $@ 766 767# Set the time stamps to those of the git repository, if available, 768# and if the files have not changed since then. 769# This uses GNU 'touch' syntax 'touch -d@N FILE', 770# where N is the number of seconds since 1970. 771# If git or GNU 'touch' is absent, don't bother to sync with git timestamps. 772# Also, set the timestamp of each prebuilt file like 'leapseconds' 773# to be the maximum of the files it depends on. 774set-timestamps.out: $(ENCHILADA) 775 rm -f $@ 776 if (type git) >/dev/null 2>&1 && \ 777 files=`git ls-files $(ENCHILADA)` && \ 778 touch -md @1 test.out; then \ 779 rm -f test.out && \ 780 for file in $$files; do \ 781 if git diff --quiet $$file; then \ 782 time=`git log -1 --format='tformat:%ct' $$file` && \ 783 touch -cmd @$$time $$file; \ 784 else \ 785 echo >&2 "$$file: warning: does not match repository"; \ 786 fi || exit; \ 787 done; \ 788 fi 789 touch -cmr `ls -t $(LEAP_DEPS) | sed 1q` leapseconds 790 for file in `ls $(MANTXTS) | sed 's/\.txt$$//'`; do \ 791 touch -cmr `ls -t $$file workman.sh | sed 1q` $$file.txt || \ 792 exit; \ 793 done 794 touch -cmr `ls -t $(TZDATA_ZI_DEPS) | sed 1q` tzdata.zi 795 touch -cmr `ls -t $(TZS_DEPS) | sed 1q` $(TZS) 796 touch -cmr `ls -t $(VERSION_DEPS) | sed 1q` version 797 touch $@ 798 799# The zics below ensure that each data file can stand on its own. 800# We also do an all-files run to catch links to links. 801 802check_public: 803 $(MAKE) maintainer-clean 804 $(MAKE) CFLAGS='$(GCC_DEBUG_FLAGS)' ALL 805 mkdir -p public.dir 806 for i in $(TDATA) tzdata.zi; do \ 807 $(zic) -v -d public.dir $$i 2>&1 || exit; \ 808 done 809 $(zic) -v -d public.dir $(TDATA) 810 rm -fr public.dir 811 812# Check that the code works under various alternative 813# implementations of time_t. 814check_time_t_alternatives: 815 if diff -q Makefile Makefile 2>/dev/null; then \ 816 quiet_option='-q'; \ 817 else \ 818 quiet_option=''; \ 819 fi && \ 820 wd=`pwd` && \ 821 zones=`$(AWK) '/^[^#]/ { print $$3 }' <zone1970.tab` && \ 822 for type in $(TIME_T_ALTERNATIVES); do \ 823 mkdir -p time_t.dir/$$type && \ 824 $(MAKE) clean_misc && \ 825 $(MAKE) TOPDIR="$$wd/time_t.dir/$$type" \ 826 CFLAGS='$(CFLAGS) -Dtime_tz='"'$$type'" \ 827 REDO='$(REDO)' \ 828 install && \ 829 diff $$quiet_option -r \ 830 time_t.dir/int64_t/etc \ 831 time_t.dir/$$type/etc && \ 832 diff $$quiet_option -r \ 833 time_t.dir/int64_t/usr/share \ 834 time_t.dir/$$type/usr/share && \ 835 case $$type in \ 836 int32_t) range=-2147483648,2147483647;; \ 837 uint32_t) range=0,4294967296;; \ 838 int64_t) continue;; \ 839 *u*) range=0,10000000000;; \ 840 *) range=-10000000000,10000000000;; \ 841 esac && \ 842 echo checking $$type zones ... && \ 843 time_t.dir/int64_t/usr/bin/zdump -V -t $$range $$zones \ 844 >time_t.dir/int64_t.out && \ 845 time_t.dir/$$type/usr/bin/zdump -V -t $$range $$zones \ 846 >time_t.dir/$$type.out && \ 847 diff -u time_t.dir/int64_t.out time_t.dir/$$type.out \ 848 || exit; \ 849 done 850 rm -fr time_t.dir 851 852tarballs traditional_tarballs signatures traditional_signatures: version 853 VERSION=`cat version` && \ 854 $(MAKE) VERSION="$$VERSION" $@_version 855 856tarballs_version: traditional_tarballs_version tzdb-$(VERSION).tar.lz 857traditional_tarballs_version: \ 858 tzcode$(VERSION).tar.gz tzdata$(VERSION).tar.gz 859signatures_version: traditional_signatures_version tzdb-$(VERSION).tar.lz.asc 860traditional_signatures_version: \ 861 tzcode$(VERSION).tar.gz.asc tzdata$(VERSION).tar.gz.asc \ 862 863tzcode$(VERSION).tar.gz: set-timestamps.out 864 LC_ALL=C && export LC_ALL && \ 865 tar $(TARFLAGS) -cf - \ 866 $(COMMON) $(DOCS) $(SOURCES) | \ 867 gzip $(GZIPFLAGS) >$@.out 868 mv $@.out $@ 869 870tzdata$(VERSION).tar.gz: set-timestamps.out 871 LC_ALL=C && export LC_ALL && \ 872 tar $(TARFLAGS) -cf - $(COMMON) $(DATA) $(MISC) | \ 873 gzip $(GZIPFLAGS) >$@.out 874 mv $@.out $@ 875 876tzdb-$(VERSION).tar.lz: set-timestamps.out 877 rm -fr tzdb-$(VERSION) 878 mkdir tzdb-$(VERSION) 879 ln $(ENCHILADA) tzdb-$(VERSION) 880 touch -cmr `ls -t tzdb-$(VERSION)/* | sed 1q` tzdb-$(VERSION) 881 LC_ALL=C && export LC_ALL && \ 882 tar $(TARFLAGS) -cf - tzdb-$(VERSION) | lzip -9 >$@.out 883 mv $@.out $@ 884 885tzcode$(VERSION).tar.gz.asc: tzcode$(VERSION).tar.gz 886 gpg --armor --detach-sign $? 887 888tzdata$(VERSION).tar.gz.asc: tzdata$(VERSION).tar.gz 889 gpg --armor --detach-sign $? 890 891tzdb-$(VERSION).tar.lz.asc: tzdb-$(VERSION).tar.lz 892 gpg --armor --detach-sign $? 893 894typecheck: 895 $(MAKE) clean 896 for i in "long long" unsigned; \ 897 do \ 898 $(MAKE) CFLAGS="-DTYPECHECK -D__time_t_defined -D_TIME_T \"-Dtime_t=$$i\"" ; \ 899 ./zdump -v Europe/Rome ; \ 900 $(MAKE) clean ; \ 901 done 902 903zonenames: tzdata.zi 904 @$(AWK) '/^Z/ { print $$2 } /^L/ { print $$3 }' tzdata.zi 905 906asctime.o: private.h tzfile.h 907date.o: private.h 908difftime.o: private.h 909localtime.o: private.h tzfile.h 910strftime.o: private.h tzfile.h 911zdump.o: version.h 912zic.o: private.h tzfile.h version.h 913 914.KEEP_STATE: 915 916.PHONY: ALL INSTALL all 917.PHONY: check check_character_set check_links 918.PHONY: check_public check_sorted check_tables 919.PHONY: check_time_t_alternatives check_tzs check_web check_white_space 920.PHONY: check_zishrink 921.PHONY: clean clean_misc force_tzs 922.PHONY: install install_data maintainer-clean names 923.PHONY: posix_only posix_packrat posix_right 924.PHONY: public right_only right_posix signatures signatures_version 925.PHONY: tarballs tarballs_version typecheck 926.PHONY: zonenames zones 927