1# Make and install tzdb code and data. 2 3# This file is in the public domain, so clarified as of 4# 2009-05-17 by Arthur David Olson. 5 6# Package name for the code distribution. 7PACKAGE= tzcode 8 9# Version number for the distribution, overridden in the 'tarballs' rule below. 10VERSION= unknown 11 12# Email address for bug reports. 13BUGEMAIL= tz@iana.org 14 15# DATAFORM selects the data format. 16# Available formats represent essentially the same data, albeit 17# possibly with minor discrepancies that users are not likely to notice. 18# To get new features and the best data right away, use: 19# DATAFORM= vanguard 20# To wait a while before using new features, to give downstream users 21# time to upgrade zic (the default), use: 22# DATAFORM= main 23# To wait even longer for new features, use: 24# DATAFORM= rearguard 25# Rearguard users might also want "ZFLAGS = -b fat"; see below. 26DATAFORM= main 27 28# Change the line below for your timezone (after finding the one you want in 29# one of the $(TDATA) source files, or adding it to a source file). 30# Alternatively, if you discover you've got the wrong timezone, you can just 31# 'zic -l -' to remove it, or 'zic -l rightzone' to change it. 32# Use the command 33# make zonenames 34# to get a list of the values you can use for LOCALTIME. 35 36LOCALTIME= GMT 37 38# The POSIXRULES macro controls interpretation of nonstandard and obsolete 39# POSIX-like TZ settings like TZ='EET-2EEST' that lack DST transition rules. 40# Such a setting uses the rules in a template file to determine 41# "spring forward" and "fall back" days and times; the environment 42# variable itself specifies UT offsets of standard and daylight saving time. 43# 44# If POSIXRULES is '-', no template is installed; this is the default. 45# 46# Any other value for POSIXRULES is obsolete and should not be relied on, as: 47# * It does not work correctly in popular implementations such as GNU/Linux. 48# * It does not work even in tzcode, except for historical timestamps 49# that precede the last explicit transition in the POSIXRULES file. 50# Hence it typically does not work for current and future timestamps. 51# In short, software should avoid ruleless settings like TZ='EET-2EEST' 52# and so should not depend on the value of POSIXRULES. 53# 54# If, despite the above, you want a template for handling these settings, 55# you can change the line below (after finding the timezone you want in the 56# one of the $(TDATA) source files, or adding it to a source file). 57# Alternatively, if you discover you've got the wrong timezone, you can just 58# 'zic -p -' to remove it, or 'zic -p rightzone' to change it. 59# Use the command 60# make zonenames 61# to get a list of the values you can use for POSIXRULES. 62 63POSIXRULES= - 64 65# Also see TZDEFRULESTRING below, which takes effect only 66# if the time zone files cannot be accessed. 67 68 69# Installation locations. 70# 71# The defaults are suitable for Debian, except that if REDO is 72# posix_right or right_posix then files that Debian puts under 73# /usr/share/zoneinfo/posix and /usr/share/zoneinfo/right are instead 74# put under /usr/share/zoneinfo-posix and /usr/share/zoneinfo-leaps, 75# respectively. Problems with the Debian approach are discussed in 76# the commentary for the right_posix rule (below). 77 78# Destination directory, which can be used for staging. 79# 'make DESTDIR=/stage install' installs under /stage (e.g., to 80# /stage/etc/localtime instead of to /etc/localtime). Files under 81# /stage are not intended to work as-is, but can be copied by hand to 82# the root directory later. If DESTDIR is empty, 'make install' does 83# not stage, but installs directly into production locations. 84DESTDIR = 85 86# Everything is installed into subdirectories of TOPDIR, and used there. 87# TOPDIR should be empty (meaning the root directory), 88# or a directory name that does not end in "/". 89# TOPDIR should be empty or an absolute name unless you're just testing. 90TOPDIR = 91 92# The default local timezone is taken from the file TZDEFAULT. 93TZDEFAULT = $(TOPDIR)/etc/localtime 94 95# The subdirectory containing installed program and data files, and 96# likewise for installed files that can be shared among architectures. 97# These should be relative file names. 98USRDIR = usr 99USRSHAREDIR = $(USRDIR)/share 100 101# "Compiled" timezone information is placed in the "TZDIR" directory 102# (and subdirectories). 103# TZDIR_BASENAME should not contain "/" and should not be ".", ".." or empty. 104TZDIR_BASENAME= zoneinfo 105TZDIR = $(TOPDIR)/$(USRSHAREDIR)/$(TZDIR_BASENAME) 106 107# The "tzselect" and (if you do "make INSTALL") "date" commands go in: 108BINDIR = $(TOPDIR)/$(USRDIR)/bin 109 110# The "zdump" command goes in: 111ZDUMPDIR = $(BINDIR) 112 113# The "zic" command goes in: 114ZICDIR = $(TOPDIR)/$(USRDIR)/sbin 115 116# Manual pages go in subdirectories of. . . 117MANDIR = $(TOPDIR)/$(USRSHAREDIR)/man 118 119# Library functions are put in an archive in LIBDIR. 120LIBDIR = $(TOPDIR)/$(USRDIR)/lib 121 122 123# Types to try, as an alternative to time_t. 124TIME_T_ALTERNATIVES = $(TIME_T_ALTERNATIVES_HEAD) $(TIME_T_ALTERNATIVES_TAIL) 125TIME_T_ALTERNATIVES_HEAD = int_least64_t 126TIME_T_ALTERNATIVES_TAIL = int_least32_t uint_least32_t uint_least64_t 127 128# What kind of TZif data files to generate. (TZif is the binary time 129# zone data format that zic generates; see Internet RFC 8536.) 130# If you want only POSIX time, with time values interpreted as 131# seconds since the epoch (not counting leap seconds), use 132# REDO= posix_only 133# below. If you want only "right" time, with values interpreted 134# as seconds since the epoch (counting leap seconds), use 135# REDO= right_only 136# below. If you want both sets of data available, with leap seconds not 137# counted normally, use 138# REDO= posix_right 139# below. If you want both sets of data available, with leap seconds counted 140# normally, use 141# REDO= right_posix 142# below. POSIX mandates that leap seconds not be counted; for compatibility 143# with it, use "posix_only" or "posix_right". Use POSIX time on systems with 144# leap smearing; this can work better than unsmeared "right" time with 145# applications that are not leap second aware, and is closer to unsmeared 146# "right" time than unsmeared POSIX time is (e.g., 0.5 vs 1.0 s max error). 147 148REDO= posix_right 149 150# Whether to put an "Expires" line in the leapseconds file. 151# Use EXPIRES_LINE=1 to put the line in, 0 to omit it. 152# The EXPIRES_LINE value matters only if REDO's value contains "right". 153# If you change EXPIRES_LINE, remove the leapseconds file before running "make". 154# zic's support for the Expires line was introduced in tzdb 2020a, 155# and was modified in tzdb 2021b to generate version 4 TZif files. 156# EXPIRES_LINE defaults to 0 for now so that the leapseconds file 157# can be given to pre-2020a zic implementations and so that TZif files 158# built by newer zic implementations can be read by pre-2021b libraries. 159EXPIRES_LINE= 0 160 161# To install data in text form that has all the information of the TZif data, 162# (optionally incorporating leap second information), use 163# TZDATA_TEXT= tzdata.zi leapseconds 164# To install text data without leap second information (e.g., because 165# REDO='posix_only'), use 166# TZDATA_TEXT= tzdata.zi 167# To avoid installing text data, use 168# TZDATA_TEXT= 169 170TZDATA_TEXT= leapseconds tzdata.zi 171 172# For backward-compatibility links for old zone names, use 173# BACKWARD= backward 174# To omit these links, use 175# BACKWARD= 176 177BACKWARD= backward 178 179# If you want out-of-scope and often-wrong data from the file 'backzone', use 180# PACKRATDATA= backzone 181# To omit this data, use 182# PACKRATDATA= 183 184PACKRATDATA= 185 186# The name of a locale using the UTF-8 encoding, used during self-tests. 187# The tests are skipped if the name does not appear to work on this system. 188 189UTF8_LOCALE= en_US.utf8 190 191# Non-default libraries needed to link. 192LDLIBS= 193 194# Add the following to the end of the "CFLAGS=" line as needed to override 195# defaults specified in the source code. "-DFOO" is equivalent to "-DFOO=1". 196# -DDEPRECATE_TWO_DIGIT_YEARS for optional runtime warnings about strftime 197# formats that generate only the last two digits of year numbers 198# -DEPOCH_LOCAL if the 'time' function returns local time not UT 199# -DEPOCH_OFFSET=N if the 'time' function returns a value N greater 200# than what POSIX specifies, assuming local time is UT. 201# For example, N is 252460800 on AmigaOS. 202# -DHAVE_DECL_ASCTIME_R=0 if <time.h> does not declare asctime_r 203# -DHAVE_DECL_ENVIRON if <unistd.h> declares 'environ' 204# -DHAVE_DIRECT_H if mkdir needs <direct.h> (MS-Windows) 205# -DHAVE_GENERIC=0 if _Generic does not work 206# -DHAVE_GETTEXT if 'gettext' works (e.g., GNU/Linux, FreeBSD, Solaris) 207# -DHAVE_INCOMPATIBLE_CTIME_R if your system's time.h declares 208# ctime_r and asctime_r incompatibly with the POSIX standard 209# (Solaris when _POSIX_PTHREAD_SEMANTICS is not defined). 210# -DHAVE_INTTYPES_H if you have a non-C99 compiler with <inttypes.h> 211# -DHAVE_LINK=0 if your system lacks a link function 212# -DHAVE_LOCALTIME_R=0 if your system lacks a localtime_r function 213# -DHAVE_LOCALTIME_RZ=0 if you do not want zdump to use localtime_rz 214# localtime_rz can make zdump significantly faster, but is nonstandard. 215# -DHAVE_MALLOC_ERRNO=0 if malloc etc. do not set errno on failure. 216# -DHAVE_POSIX_DECLS=0 if your system's include files do not declare 217# functions like 'link' or variables like 'tzname' required by POSIX 218# -DHAVE_SNPRINTF=0 if your system lacks the snprintf function 219# -DHAVE_STDBOOL_H if you have a non-C99 compiler with <stdbool.h> 220# -DHAVE_STDINT_H if you have a non-C99 compiler with <stdint.h> 221# -DHAVE_STRFTIME_L if <time.h> declares locale_t and strftime_l 222# -DHAVE_STRDUP=0 if your system lacks the strdup function 223# -DHAVE_STRTOLL=0 if your system lacks the strtoll function 224# -DHAVE_SYMLINK=0 if your system lacks the symlink function 225# -DHAVE_SYS_STAT_H=0 if your compiler lacks a <sys/stat.h> 226# -DHAVE_TZSET=0 if your system lacks a tzset function 227# -DHAVE_UNISTD_H=0 if your compiler lacks a <unistd.h> 228# -Dlocale_t=XXX if your system uses XXX instead of locale_t 229# -DRESERVE_STD_EXT_IDS if your platform reserves standard identifiers 230# with external linkage, e.g., applications cannot define 'localtime'. 231# -Dssize_t=long on hosts like MS-Windows that lack ssize_t 232# -DSUPPRESS_TZDIR to not prepend TZDIR to file names; this has 233# security implications and is not recommended for general use 234# -DTHREAD_SAFE to make localtime.c thread-safe, as POSIX requires; 235# not needed by the main-program tz code, which is single-threaded. 236# Append other compiler flags as needed, e.g., -pthread on GNU/Linux. 237# -Dtime_tz=\"T\" to use T as the time_t type, rather than the system time_t 238# This is intended for internal use only; it mangles external names. 239# -DTZ_DOMAIN=\"foo\" to use "foo" for gettext domain name; default is "tz" 240# -DTZ_DOMAINDIR=\"/path\" to use "/path" for gettext directory; 241# the default is system-supplied, typically "/usr/lib/locale" 242# -DTZDEFRULESTRING=\",date/time,date/time\" to default to the specified 243# DST transitions if the time zone files cannot be accessed 244# -DUNINIT_TRAP if reading uninitialized storage can cause problems 245# other than simply getting garbage data 246# -DUSE_LTZ=0 to build zdump with the system time zone library 247# Also set TZDOBJS=zdump.o and CHECK_TIME_T_ALTERNATIVES= below. 248# -DZIC_BLOAT_DEFAULT=\"fat\" to default zic's -b option to "fat", and 249# similarly for "slim". Fat TZif files work around incompatibilities 250# and bugs in some TZif readers, notably readers that mishandle 64-bit 251# data in TZif files. Slim TZif files are more efficient and do not 252# work around these incompatibilities and bugs. If not given, the 253# default is "slim". 254# -DZIC_MAX_ABBR_LEN_WO_WARN=3 255# (or some other number) to set the maximum time zone abbreviation length 256# that zic will accept without a warning (the default is 6) 257# $(GCC_DEBUG_FLAGS) if you are using recent GCC and want lots of checking 258# Select instrumentation via "make GCC_INSTRUMENT='whatever'". 259GCC_INSTRUMENT = \ 260 -fsanitize=undefined -fsanitize-address-use-after-scope \ 261 -fsanitize-undefined-trap-on-error -fstack-protector 262# Omit -fanalyzer from GCC_DEBUG_FLAGS, as it makes GCC too slow. 263GCC_DEBUG_FLAGS = -DGCC_LINT -g3 -O3 -fno-common \ 264 $(GCC_INSTRUMENT) \ 265 -Wall -Wextra \ 266 -Walloc-size-larger-than=100000 -Warray-bounds=2 \ 267 -Wbad-function-cast -Wcast-align=strict -Wdate-time \ 268 -Wdeclaration-after-statement -Wdouble-promotion \ 269 -Wduplicated-branches -Wduplicated-cond \ 270 -Wformat=2 -Wformat-overflow=2 -Wformat-signedness -Wformat-truncation \ 271 -Winit-self -Wlogical-op \ 272 -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 273 -Wnull-dereference \ 274 -Wold-style-definition -Woverlength-strings -Wpointer-arith \ 275 -Wshadow -Wshift-overflow=2 -Wstrict-overflow \ 276 -Wstrict-prototypes -Wstringop-overflow=4 \ 277 -Wstringop-truncation -Wsuggest-attribute=cold \ 278 -Wsuggest-attribute=const -Wsuggest-attribute=format \ 279 -Wsuggest-attribute=malloc \ 280 -Wsuggest-attribute=noreturn -Wsuggest-attribute=pure \ 281 -Wtrampolines -Wundef -Wuninitialized -Wunused-macros \ 282 -Wvariadic-macros -Wvla -Wwrite-strings \ 283 -Wno-address -Wno-format-nonliteral -Wno-sign-compare \ 284 -Wno-type-limits -Wno-unused-parameter 285# 286# If your system has a "GMT offset" field in its "struct tm"s 287# (or if you decide to add such a field in your system's "time.h" file), 288# add the name to a define such as 289# -DTM_GMTOFF=tm_gmtoff 290# to the end of the "CFLAGS=" line. If not defined, the code attempts to 291# guess TM_GMTOFF from other macros; define NO_TM_GMTOFF to suppress this. 292# Similarly, if your system has a "zone abbreviation" field, define 293# -DTM_ZONE=tm_zone 294# and define NO_TM_ZONE to suppress any guessing. These two fields are not 295# required by POSIX, but are widely available on GNU/Linux and BSD systems. 296# 297# The next batch of options control support for external variables 298# exported by tzcode. In practice these variables are less useful 299# than TM_GMTOFF and TM_ZONE. However, most of them are standardized. 300# # 301# # To omit or support the external variable "tzname", add one of: 302# # -DHAVE_TZNAME=0 # do not support "tzname" 303# # -DHAVE_TZNAME=1 # support "tzname", which is defined by system library 304# # -DHAVE_TZNAME=2 # support and define "tzname" 305# # to the "CFLAGS=" line. "tzname" is required by POSIX 1988 and later. 306# # If not defined, the code attempts to guess HAVE_TZNAME from other macros. 307# # Warning: unless time_tz is also defined, HAVE_TZNAME=1 can cause 308# # crashes when combined with some platforms' standard libraries, 309# # presumably due to memory allocation issues. 310# # 311# # To omit or support the external variables "timezone" and "daylight", add 312# # -DUSG_COMPAT=0 # do not support 313# # -DUSG_COMPAT=1 # support, and variables are defined by system library 314# # -DUSG_COMPAT=2 # support and define variables 315# # to the "CFLAGS=" line; "timezone" and "daylight" are inspired by 316# # Unix Systems Group code and are required by POSIX 2008 (with XSI) and later. 317# # If not defined, the code attempts to guess USG_COMPAT from other macros. 318# # 319# # To support the external variable "altzone", add 320# # -DALTZONE=0 # do not support 321# # -DALTZONE=1 # support "altzone", which is defined by system library 322# # -DALTZONE=2 # support and define "altzone" 323# # to the end of the "CFLAGS=" line; although "altzone" appeared in 324# # System V Release 3.1 it has not been standardized. 325# # If not defined, the code attempts to guess ALTZONE from other macros. 326# 327# If you want functions that were inspired by early versions of X3J11's work, 328# add 329# -DSTD_INSPIRED 330# to the end of the "CFLAGS=" line. This arranges for the functions 331# "offtime", "timelocal", "timegm", "timeoff", 332# "posix2time", and "time2posix" to be added to the time conversion library. 333# "offtime" is like "gmtime" except that it accepts a second (long) argument 334# that gives an offset to add to the time_t when converting it. 335# "timelocal" is equivalent to "mktime". 336# "timegm" is like "timelocal" except that it turns a struct tm into 337# a time_t using UT (rather than local time as "timelocal" does). 338# "timeoff" is like "timegm" except that it accepts a second (long) argument 339# that gives an offset to use when converting to a time_t. 340# "posix2time" and "time2posix" are described in an included manual page. 341# X3J11's work does not describe any of these functions. 342# These functions may well disappear in future releases of the time 343# conversion package. 344# 345# If you don't want functions that were inspired by NetBSD, add 346# -DNETBSD_INSPIRED=0 347# to the end of the "CFLAGS=" line. Otherwise, the functions 348# "localtime_rz", "mktime_z", "tzalloc", and "tzfree" are added to the 349# time library, and if STD_INSPIRED is also defined the functions 350# "posix2time_z" and "time2posix_z" are added as well. 351# The functions ending in "_z" (or "_rz") are like their unsuffixed 352# (or suffixed-by-"_r") counterparts, except with an extra first 353# argument of opaque type timezone_t that specifies the timezone. 354# "tzalloc" allocates a timezone_t value, and "tzfree" frees it. 355# 356# If you want to allocate state structures in localtime, add 357# -DALL_STATE 358# to the end of the "CFLAGS=" line. Storage is obtained by calling malloc. 359# 360# NIST-PCTS:151-2, Version 1.4, (1993-12-03) is a test suite put 361# out by the National Institute of Standards and Technology 362# which claims to test C and Posix conformance. If you want to pass PCTS, add 363# -DPCTS 364# to the end of the "CFLAGS=" line. 365# 366# If you want strict compliance with XPG4 as of 1994-04-09, add 367# -DXPG4_1994_04_09 368# to the end of the "CFLAGS=" line. This causes "strftime" to always return 369# 53 as a week number (rather than 52 or 53) for January days before 370# January's first Monday when a "%V" format is used and January 1 371# falls on a Friday, Saturday, or Sunday. 372 373CFLAGS= 374 375# Linker flags. Default to $(LFLAGS) for backwards compatibility 376# to release 2012h and earlier. 377 378LDFLAGS= $(LFLAGS) 379 380# For leap seconds, this Makefile uses LEAPSECONDS='-L leapseconds' in 381# submake command lines. The default is no leap seconds. 382 383LEAPSECONDS= 384 385# The zic command and its arguments. 386 387zic= ./zic 388ZIC= $(zic) $(ZFLAGS) 389 390# To shrink the size of installed TZif files, 391# append "-r @N" to omit data before N-seconds-after-the-Epoch. 392# To grow the files and work around older application bugs, append "-b fat"; 393# see ZIC_BLOAT_DEFAULT above. 394# See the zic man page for more about -b and -r. 395ZFLAGS= 396 397# How to use zic to install TZif files. 398 399ZIC_INSTALL= $(ZIC) -d '$(DESTDIR)$(TZDIR)' $(LEAPSECONDS) 400 401# The name of a Posix-compliant 'awk' on your system. 402# Older 'mawk' versions, such as the 'mawk' in Ubuntu 16.04, might dump core; 403# on Ubuntu you can work around this with 404# AWK= gawk 405AWK= awk 406 407# The full path name of a Posix-compliant shell, preferably one that supports 408# the Korn shell's 'select' statement as an extension. 409# These days, Bash is the most popular. 410# It should be OK to set this to /bin/sh, on platforms where /bin/sh 411# lacks 'select' or doesn't completely conform to Posix, but /bin/bash 412# is typically nicer if it works. 413KSHELL= /bin/bash 414 415# Name of curl <https://curl.haxx.se/>, used for HTML validation. 416CURL= curl 417 418# Name of GNU Privacy Guard <https://gnupg.org/>, used to sign distributions. 419GPG= gpg 420 421# This expensive test requires USE_LTZ. 422# To suppress it, define this macro to be empty. 423CHECK_TIME_T_ALTERNATIVES = check_time_t_alternatives 424 425# SAFE_CHAR is a regular expression that matches a safe character. 426# Some parts of this distribution are limited to safe characters; 427# others can use any UTF-8 character. 428# For now, the safe characters are a safe subset of ASCII. 429# The caller must set the shell variable 'sharp' to the character '#', 430# since Makefile macros cannot contain '#'. 431# TAB_CHAR is a single tab character, in single quotes. 432TAB_CHAR= ' ' 433SAFE_CHARSET1= $(TAB_CHAR)' !\"'$$sharp'$$%&'\''()*+,./0123456789:;<=>?@' 434SAFE_CHARSET2= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\^_`' 435SAFE_CHARSET3= 'abcdefghijklmnopqrstuvwxyz{|}~' 436SAFE_CHARSET= $(SAFE_CHARSET1)$(SAFE_CHARSET2)$(SAFE_CHARSET3) 437SAFE_CHAR= '[]'$(SAFE_CHARSET)'-]' 438 439# These characters are Latin-1, and so are likely to be displayable 440# even in editors with limited character sets. 441UNUSUAL_OK_LATIN_1 = «°±»½¾× 442# This IPA symbol is represented in Unicode as the composition of 443# U+0075 and U+032F, and U+032F is not considered alphabetic by some 444# grep implementations that do not grok composition. 445UNUSUAL_OK_IPA = u̯ 446# Non-ASCII non-letters that OK_CHAR allows, as these characters are 447# useful in commentary. 448UNUSUAL_OK_CHARSET= $(UNUSUAL_OK_LATIN_1)$(UNUSUAL_OK_IPA) 449 450# OK_CHAR matches any character allowed in the distributed files. 451# This is the same as SAFE_CHAR, except that UNUSUAL_OK_CHARSET and 452# multibyte letters are also allowed so that commentary can contain a 453# few safe symbols and people's names and can quote non-English sources. 454# Other non-letters are limited to ASCII renderings for the 455# convenience of maintainers using XEmacs 21.5.34, which by default 456# mishandles Unicode characters U+0100 and greater. 457OK_CHAR= '[][:alpha:]$(UNUSUAL_OK_CHARSET)'$(SAFE_CHARSET)'-]' 458 459# SAFE_LINE matches a line of safe characters. 460# SAFE_SHARP_LINE is similar, except any OK character can follow '#'; 461# this is so that comments can contain non-ASCII characters. 462# OK_LINE matches a line of OK characters. 463SAFE_LINE= '^'$(SAFE_CHAR)'*$$' 464SAFE_SHARP_LINE='^'$(SAFE_CHAR)'*('$$sharp$(OK_CHAR)'*)?$$' 465OK_LINE= '^'$(OK_CHAR)'*$$' 466 467# Flags to give 'tar' when making a distribution. 468# Try to use flags appropriate for GNU tar. 469GNUTARFLAGS= --numeric-owner --owner=0 --group=0 --mode=go+u,go-w --sort=name 470TARFLAGS= `if tar $(GNUTARFLAGS) --version >/dev/null 2>&1; \ 471 then echo $(GNUTARFLAGS); \ 472 else :; \ 473 fi` 474 475# Flags to give 'gzip' when making a distribution. 476GZIPFLAGS= -9n 477 478############################################################################### 479 480#MAKE= make 481 482cc= cc 483CC= $(cc) -DTZDIR='"$(TZDIR)"' 484 485AR= ar 486 487# ':' on typical hosts; 'ranlib' on the ancient hosts that still need ranlib. 488RANLIB= : 489 490TZCOBJS= zic.o 491TZDOBJS= zdump.o localtime.o asctime.o strftime.o 492DATEOBJS= date.o localtime.o strftime.o asctime.o 493LIBSRCS= localtime.c asctime.c difftime.c strftime.c 494LIBOBJS= localtime.o asctime.o difftime.o strftime.o 495HEADERS= tzfile.h private.h 496NONLIBSRCS= zic.c zdump.c 497NEWUCBSRCS= date.c 498SOURCES= $(HEADERS) $(LIBSRCS) $(NONLIBSRCS) $(NEWUCBSRCS) \ 499 tzselect.ksh workman.sh 500MANS= newctime.3 newstrftime.3 newtzset.3 time2posix.3 \ 501 tzfile.5 tzselect.8 zic.8 zdump.8 502MANTXTS= newctime.3.txt newstrftime.3.txt newtzset.3.txt \ 503 time2posix.3.txt \ 504 tzfile.5.txt tzselect.8.txt zic.8.txt zdump.8.txt \ 505 date.1.txt 506COMMON= calendars CONTRIBUTING LICENSE Makefile \ 507 NEWS README theory.html version 508WEB_PAGES= tz-art.html tz-how-to.html tz-link.html 509CHECK_WEB_PAGES=check_theory.html check_tz-art.html \ 510 check_tz-how-to.html check_tz-link.html 511DOCS= $(MANS) date.1 $(MANTXTS) $(WEB_PAGES) 512PRIMARY_YDATA= africa antarctica asia australasia \ 513 europe northamerica southamerica 514YDATA= $(PRIMARY_YDATA) etcetera 515NDATA= factory 516TDATA_TO_CHECK= $(YDATA) $(NDATA) backward 517TDATA= $(YDATA) $(NDATA) $(BACKWARD) 518ZONETABLES= zone1970.tab zone.tab 519TABDATA= iso3166.tab $(TZDATA_TEXT) $(ZONETABLES) 520LEAP_DEPS= leapseconds.awk leap-seconds.list 521TZDATA_ZI_DEPS= ziguard.awk zishrink.awk version $(TDATA) $(PACKRATDATA) 522DSTDATA_ZI_DEPS= ziguard.awk $(TDATA) $(PACKRATDATA) 523DATA= $(TDATA_TO_CHECK) backzone iso3166.tab leap-seconds.list \ 524 leapseconds $(ZONETABLES) 525AWK_SCRIPTS= checklinks.awk checktab.awk leapseconds.awk \ 526 ziguard.awk zishrink.awk 527MISC= $(AWK_SCRIPTS) zoneinfo2tdf.pl 528TZS_YEAR= 2050 529TZS_CUTOFF_FLAG= -c $(TZS_YEAR) 530TZS= to$(TZS_YEAR).tzs 531TZS_NEW= to$(TZS_YEAR)new.tzs 532TZS_DEPS= $(YDATA) asctime.c localtime.c \ 533 private.h tzfile.h zdump.c zic.c 534# EIGHT_YARDS is just a yard short of the whole ENCHILADA. 535EIGHT_YARDS = $(COMMON) $(DOCS) $(SOURCES) $(DATA) $(MISC) tzdata.zi 536ENCHILADA = $(EIGHT_YARDS) $(TZS) 537 538# Consult these files when deciding whether to rebuild the 'version' file. 539# This list is not the same as the output of 'git ls-files', since 540# .gitignore is not distributed. 541VERSION_DEPS= \ 542 calendars CONTRIBUTING LICENSE Makefile NEWS README \ 543 africa antarctica asctime.c asia australasia \ 544 backward backzone \ 545 checklinks.awk checktab.awk \ 546 date.1 date.c difftime.c \ 547 etcetera europe factory iso3166.tab \ 548 leap-seconds.list leapseconds.awk localtime.c \ 549 newctime.3 newstrftime.3 newtzset.3 northamerica \ 550 private.h southamerica strftime.c theory.html \ 551 time2posix.3 tz-art.html tz-how-to.html tz-link.html \ 552 tzfile.5 tzfile.h tzselect.8 tzselect.ksh \ 553 workman.sh zdump.8 zdump.c zic.8 zic.c \ 554 ziguard.awk zishrink.awk \ 555 zone.tab zone1970.tab zoneinfo2tdf.pl 556 557# And for the benefit of csh users on systems that assume the user 558# shell should be used to handle commands in Makefiles. . . 559 560SHELL= /bin/sh 561 562all: tzselect zic zdump libtz.a $(TABDATA) \ 563 vanguard.zi main.zi rearguard.zi 564 565ALL: all date $(ENCHILADA) 566 567install: all $(DATA) $(REDO) $(MANS) 568 mkdir -p '$(DESTDIR)$(BINDIR)' \ 569 '$(DESTDIR)$(ZDUMPDIR)' '$(DESTDIR)$(ZICDIR)' \ 570 '$(DESTDIR)$(LIBDIR)' \ 571 '$(DESTDIR)$(MANDIR)/man3' '$(DESTDIR)$(MANDIR)/man5' \ 572 '$(DESTDIR)$(MANDIR)/man8' 573 $(ZIC_INSTALL) -l $(LOCALTIME) \ 574 `case '$(POSIXRULES)' in ?*) echo '-p';; esac \ 575 ` $(POSIXRULES) \ 576 -t '$(DESTDIR)$(TZDEFAULT)' 577 cp -f $(TABDATA) '$(DESTDIR)$(TZDIR)/.' 578 cp tzselect '$(DESTDIR)$(BINDIR)/.' 579 cp zdump '$(DESTDIR)$(ZDUMPDIR)/.' 580 cp zic '$(DESTDIR)$(ZICDIR)/.' 581 cp libtz.a '$(DESTDIR)$(LIBDIR)/.' 582 $(RANLIB) '$(DESTDIR)$(LIBDIR)/libtz.a' 583 cp -f newctime.3 newtzset.3 '$(DESTDIR)$(MANDIR)/man3/.' 584 cp -f tzfile.5 '$(DESTDIR)$(MANDIR)/man5/.' 585 cp -f tzselect.8 zdump.8 zic.8 '$(DESTDIR)$(MANDIR)/man8/.' 586 587INSTALL: ALL install date.1 588 mkdir -p '$(DESTDIR)$(BINDIR)' '$(DESTDIR)$(MANDIR)/man1' 589 cp date '$(DESTDIR)$(BINDIR)/.' 590 cp -f date.1 '$(DESTDIR)$(MANDIR)/man1/.' 591 592# Calculate version number from git, if available. 593# Otherwise, use $(VERSION) unless it is "unknown" and there is already 594# a 'version' file, in which case reuse the existing 'version' contents 595# and append "-dirty" if the contents do not already end in "-dirty". 596version: $(VERSION_DEPS) 597 { (type git) >/dev/null 2>&1 && \ 598 V=`git describe --match '[0-9][0-9][0-9][0-9][a-z]*' \ 599 --abbrev=7 --dirty` || \ 600 if test '$(VERSION)' = unknown && V=`cat $@`; then \ 601 case $$V in *-dirty);; *) V=$$V-dirty;; esac; \ 602 else \ 603 V='$(VERSION)'; \ 604 fi; } && \ 605 printf '%s\n' "$$V" >$@.out 606 mv $@.out $@ 607 608# These files can be tailored by setting BACKWARD and PACKRATDATA. 609vanguard.zi main.zi rearguard.zi: $(DSTDATA_ZI_DEPS) 610 $(AWK) -v DATAFORM=`expr $@ : '\(.*\).zi'` -f ziguard.awk \ 611 $(TDATA) $(PACKRATDATA) >$@.out 612 mv $@.out $@ 613# This file has a version comment that attempts to capture any tailoring 614# via BACKWARD, DATAFORM, PACKRATDATA, and REDO. 615tzdata.zi: $(DATAFORM).zi version zishrink.awk 616 version=`sed 1q version` && \ 617 LC_ALL=C $(AWK) \ 618 -v dataform='$(DATAFORM)' \ 619 -v deps='$(DSTDATA_ZI_DEPS) zishrink.awk' \ 620 -v redo='$(REDO)' \ 621 -v version="$$version" \ 622 -f zishrink.awk \ 623 $(DATAFORM).zi >$@.out 624 mv $@.out $@ 625 626version.h: version 627 VERSION=`cat version` && printf '%s\n' \ 628 'static char const PKGVERSION[]="($(PACKAGE)) ";' \ 629 "static char const TZVERSION[]=\"$$VERSION\";" \ 630 'static char const REPORT_BUGS_TO[]="$(BUGEMAIL)";' \ 631 >$@.out 632 mv $@.out $@ 633 634zdump: $(TZDOBJS) 635 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZDOBJS) $(LDLIBS) 636 637zic: $(TZCOBJS) 638 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZCOBJS) $(LDLIBS) 639 640leapseconds: $(LEAP_DEPS) 641 $(AWK) -v EXPIRES_LINE=$(EXPIRES_LINE) \ 642 -f leapseconds.awk leap-seconds.list >$@.out 643 mv $@.out $@ 644 645# Arguments to pass to submakes of install_data. 646# They can be overridden by later submake arguments. 647INSTALLARGS = \ 648 BACKWARD='$(BACKWARD)' \ 649 DESTDIR='$(DESTDIR)' \ 650 LEAPSECONDS='$(LEAPSECONDS)' \ 651 PACKRATDATA='$(PACKRATDATA)' \ 652 TZDEFAULT='$(TZDEFAULT)' \ 653 TZDIR='$(TZDIR)' \ 654 ZIC='$(ZIC)' 655 656INSTALL_DATA_DEPS = zic leapseconds tzdata.zi 657 658# 'make install_data' installs one set of TZif files. 659install_data: $(INSTALL_DATA_DEPS) 660 $(ZIC_INSTALL) tzdata.zi 661 662posix_only: $(INSTALL_DATA_DEPS) 663 $(MAKE) $(INSTALLARGS) LEAPSECONDS= install_data 664 665right_only: $(INSTALL_DATA_DEPS) 666 $(MAKE) $(INSTALLARGS) LEAPSECONDS='-L leapseconds' \ 667 install_data 668 669# In earlier versions of this makefile, the other two directories were 670# subdirectories of $(TZDIR). However, this led to configuration errors. 671# For example, with posix_right under the earlier scheme, 672# TZ='right/Australia/Adelaide' got you localtime with leap seconds, 673# but gmtime without leap seconds, which led to problems with applications 674# like sendmail that subtract gmtime from localtime. 675# Therefore, the other two directories are now siblings of $(TZDIR). 676# You must replace all of $(TZDIR) to switch from not using leap seconds 677# to using them, or vice versa. 678right_posix: right_only 679 rm -fr '$(DESTDIR)$(TZDIR)-leaps' 680 ln -s '$(TZDIR_BASENAME)' '$(DESTDIR)$(TZDIR)-leaps' || \ 681 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-leaps' right_only 682 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-posix' posix_only 683 684posix_right: posix_only 685 rm -fr '$(DESTDIR)$(TZDIR)-posix' 686 ln -s '$(TZDIR_BASENAME)' '$(DESTDIR)$(TZDIR)-posix' || \ 687 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-posix' posix_only 688 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-leaps' right_only 689 690# This obsolescent rule is present for backwards compatibility with 691# tz releases 2014g through 2015g. It should go away eventually. 692posix_packrat: $(INSTALL_DATA_DEPS) 693 $(MAKE) $(INSTALLARGS) PACKRATDATA=backzone posix_only 694 695zones: $(REDO) 696 697# dummy.zd is not a real file; it is mentioned here only so that the 698# top-level 'make' does not have a syntax error. 699ZDS = dummy.zd 700# Rule used only by submakes invoked by the $(TZS_NEW) rule. 701# It is separate so that GNU 'make -j' can run instances in parallel. 702$(ZDS): zdump 703 ./zdump -i $(TZS_CUTOFF_FLAG) '$(wd)/'$$(expr $@ : '\(.*\).zd') \ 704 >$@ 705 706TZS_NEW_DEPS = tzdata.zi zdump zic 707$(TZS_NEW): $(TZS_NEW_DEPS) 708 rm -fr tzs$(TZS_YEAR).dir 709 mkdir tzs$(TZS_YEAR).dir 710 $(zic) -d tzs$(TZS_YEAR).dir tzdata.zi 711 $(AWK) '/^L/{print "Link\t" $$2 "\t" $$3}' \ 712 tzdata.zi | LC_ALL=C sort >$@.out 713 wd=`pwd` && \ 714 x=`$(AWK) '/^Z/{print "tzs$(TZS_YEAR).dir/" $$2 ".zd"}' \ 715 tzdata.zi \ 716 | LC_ALL=C sort -t . -k 2,2` && \ 717 set x $$x && \ 718 shift && \ 719 ZDS=$$* && \ 720 $(MAKE) wd="$$wd" TZS_CUTOFF_FLAG="$(TZS_CUTOFF_FLAG)" \ 721 ZDS="$$ZDS" $$ZDS && \ 722 sed 's,^TZ=".*\.dir/,TZ=",' $$ZDS >>$@.out 723 rm -fr tzs$(TZS_YEAR).dir 724 mv $@.out $@ 725 726# If $(TZS) exists but 'make check_tzs' fails, a maintainer should inspect the 727# failed output and fix the inconsistency, perhaps by running 'make force_tzs'. 728$(TZS): 729 touch $@ 730 731force_tzs: $(TZS_NEW) 732 cp $(TZS_NEW) $(TZS) 733 734libtz.a: $(LIBOBJS) 735 rm -f $@ 736 $(AR) -rc $@ $(LIBOBJS) 737 $(RANLIB) $@ 738 739date: $(DATEOBJS) 740 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(DATEOBJS) $(LDLIBS) 741 742tzselect: tzselect.ksh version 743 VERSION=`cat version` && sed \ 744 -e 's|#!/bin/bash|#!$(KSHELL)|g' \ 745 -e 's|AWK=[^}]*|AWK=$(AWK)|g' \ 746 -e 's|\(PKGVERSION\)=.*|\1='\''($(PACKAGE)) '\''|' \ 747 -e 's|\(REPORT_BUGS_TO\)=.*|\1=$(BUGEMAIL)|' \ 748 -e 's|TZDIR=[^}]*|TZDIR=$(TZDIR)|' \ 749 -e 's|\(TZVERSION\)=.*|\1='"$$VERSION"'|' \ 750 <$@.ksh >$@.out 751 chmod +x $@.out 752 mv $@.out $@ 753 754check: check_character_set check_white_space check_links \ 755 check_name_lengths check_sorted \ 756 check_tables check_web check_zishrink check_tzs 757 758check_character_set: $(ENCHILADA) 759 test ! '$(UTF8_LOCALE)' || \ 760 ! printf 'A\304\200B\n' | \ 761 LC_ALL='$(UTF8_LOCALE)' grep -q '^A.B$$' >/dev/null 2>&1 || { \ 762 LC_ALL='$(UTF8_LOCALE)' && export LC_ALL && \ 763 sharp='#' && \ 764 ! grep -Env $(SAFE_LINE) $(MANS) date.1 $(MANTXTS) \ 765 $(MISC) $(SOURCES) $(WEB_PAGES) \ 766 CONTRIBUTING LICENSE README \ 767 version tzdata.zi && \ 768 ! grep -Env $(SAFE_LINE)'|^UNUSUAL_OK_'$(OK_CHAR)'*$$' \ 769 Makefile && \ 770 ! grep -Env $(SAFE_SHARP_LINE) $(TDATA_TO_CHECK) backzone \ 771 leapseconds zone.tab && \ 772 ! grep -Env $(OK_LINE) $(ENCHILADA); \ 773 } 774 touch $@ 775 776check_white_space: $(ENCHILADA) 777 patfmt=' \t|[\f\r\v]' && pat=`printf "$$patfmt\\n"` && \ 778 ! grep -En "$$pat" \ 779 $$(ls $(ENCHILADA) | grep -Fvx leap-seconds.list) 780 ! grep -n '[[:space:]]$$' \ 781 $$(ls $(ENCHILADA) | grep -Fvx leap-seconds.list) 782 touch $@ 783 784PRECEDES_FILE_NAME = ^(Zone|Link[[:space:]]+[^[:space:]]+)[[:space:]]+ 785FILE_NAME_COMPONENT_TOO_LONG = \ 786 $(PRECEDES_FILE_NAME)[^[:space:]]*[^/[:space:]]{15} 787 788check_name_lengths: $(TDATA_TO_CHECK) backzone 789 ! grep -En '$(FILE_NAME_COMPONENT_TOO_LONG)' \ 790 $(TDATA_TO_CHECK) backzone 791 touch $@ 792 793CHECK_CC_LIST = { n = split($$1,a,/,/); for (i=2; i<=n; i++) print a[1], a[i]; } 794 795check_sorted: backward backzone iso3166.tab zone.tab zone1970.tab 796 $(AWK) '/^Link/ {print $$3}' backward | LC_ALL=C sort -cu 797 $(AWK) '/^Zone/ {print $$2}' backzone | LC_ALL=C sort -cu 798 touch $@ 799 800check_links: checklinks.awk $(TDATA_TO_CHECK) tzdata.zi 801 $(AWK) -f checklinks.awk $(TDATA_TO_CHECK) 802 $(AWK) -f checklinks.awk tzdata.zi 803 touch $@ 804 805check_tables: checktab.awk $(YDATA) backward $(ZONETABLES) 806 for tab in $(ZONETABLES); do \ 807 test "$$tab" = zone.tab && links='$(BACKWARD)' || links=''; \ 808 $(AWK) -f checktab.awk -v zone_table=$$tab $(YDATA) $$links \ 809 || exit; \ 810 done 811 touch $@ 812 813check_tzs: $(TZS) $(TZS_NEW) 814 if test -s $(TZS); then \ 815 diff -u $(TZS) $(TZS_NEW); \ 816 else \ 817 cp $(TZS_NEW) $(TZS); \ 818 fi 819 touch $@ 820 821check_web: $(CHECK_WEB_PAGES) 822check_theory.html: theory.html 823check_tz-art.html: tz-art.html 824check_tz-how-to.html: tz-how-to.html 825check_tz-link.html: tz-link.html 826check_theory.html check_tz-art.html check_tz-how-to.html check_tz-link.html: 827 $(CURL) -sS --url https://validator.w3.org/nu/ -F out=gnu \ 828 -F file=@$$(expr $@ : 'check_\(.*\)') -o $@.out && \ 829 test ! -s $@.out || { cat $@.out; exit 1; } 830 mv $@.out $@ 831 832# Check that zishrink.awk does not alter the data, and that ziguard.awk 833# preserves main-format data. 834check_zishrink: check_zishrink_posix check_zishrink_right 835check_zishrink_posix check_zishrink_right: \ 836 zic leapseconds $(PACKRATDATA) $(TDATA) $(DATAFORM).zi tzdata.zi 837 rm -fr $@.dir $@-t.dir $@-shrunk.dir 838 mkdir $@.dir $@-t.dir $@-shrunk.dir 839 case $@ in \ 840 *_right) leap='-L leapseconds';; \ 841 *) leap=;; \ 842 esac && \ 843 $(ZIC) $$leap -d $@.dir $(DATAFORM).zi && \ 844 $(ZIC) $$leap -d $@-shrunk.dir tzdata.zi && \ 845 case $(DATAFORM) in \ 846 main) \ 847 $(ZIC) $$leap -d $@-t.dir $(TDATA) && \ 848 $(AWK) '/^Rule/' $(TDATA) | \ 849 $(ZIC) $$leap -d $@-t.dir - $(PACKRATDATA) && \ 850 diff -r $@.dir $@-t.dir;; \ 851 esac 852 diff -r $@.dir $@-shrunk.dir 853 rm -fr $@.dir $@-t.dir $@-shrunk.dir 854 touch $@ 855 856clean_misc: 857 rm -fr check_*.dir 858 rm -f *.o *.out $(TIME_T_ALTERNATIVES) \ 859 check_* core typecheck_* \ 860 date tzselect version.h zdump zic libtz.a 861clean: clean_misc 862 rm -fr *.dir tzdb-*/ 863 rm -f *.zi $(TZS_NEW) 864 865maintainer-clean: clean 866 @echo 'This command is intended for maintainers to use; it' 867 @echo 'deletes files that may need special tools to rebuild.' 868 rm -f leapseconds version $(MANTXTS) $(TZS) *.asc *.tar.* 869 870names: 871 @echo $(ENCHILADA) 872 873public: check check_public $(CHECK_TIME_T_ALTERNATIVES) \ 874 tarballs signatures 875 876date.1.txt: date.1 877newctime.3.txt: newctime.3 878newstrftime.3.txt: newstrftime.3 879newtzset.3.txt: newtzset.3 880time2posix.3.txt: time2posix.3 881tzfile.5.txt: tzfile.5 882tzselect.8.txt: tzselect.8 883zdump.8.txt: zdump.8 884zic.8.txt: zic.8 885 886$(MANTXTS): workman.sh 887 LC_ALL=C sh workman.sh `expr $@ : '\(.*\)\.txt$$'` >$@.out 888 mv $@.out $@ 889 890# Set file timestamps deterministically if possible, 891# so that tarballs containing the timestamps are reproducible. 892# 893# '$(SET_TIMESTAMP_N) N DEST A B C ...' sets the timestamp of the 894# file DEST to the maximum of the timestamps of the files A B C ..., 895# plus N if GNU ls and touch are available. 896SET_TIMESTAMP_N = sh -c '\ 897 n=$$0 dest=$$1; shift; \ 898 touch -cmr `ls -t "$$@" | sed 1q` "$$dest" && \ 899 if test $$n != 0 && \ 900 lsout=`ls -n --time-style="+%s" "$$dest" 2>/dev/null`; then \ 901 set x $$lsout && \ 902 touch -cmd @`expr $$7 + $$n` "$$dest"; \ 903 else :; fi' 904# If DEST depends on A B C ... in this Makefile, callers should use 905# $(SET_TIMESTAMP_DEP) DEST A B C ..., for the benefit of any 906# downstream 'make' that considers equal timestamps to be out of date. 907# POSIX allows this 'make' behavior, and HP-UX 'make' does it. 908# If all that matters is that the timestamp be reproducible 909# and plausible, use $(SET_TIMESTAMP). 910SET_TIMESTAMP = $(SET_TIMESTAMP_N) 0 911SET_TIMESTAMP_DEP = $(SET_TIMESTAMP_N) 1 912 913# Set the timestamps to those of the git repository, if available, 914# and if the files have not changed since then. 915# This uses GNU 'ls --time-style=+%s', which outputs the seconds count, 916# and GNU 'touch -d@N FILE', where N is the number of seconds since 1970. 917# If git or GNU is absent, don't bother to sync with git timestamps. 918# Also, set the timestamp of each prebuilt file like 'leapseconds' 919# to be the maximum of the files it depends on. 920set-timestamps.out: $(EIGHT_YARDS) 921 rm -f $@ 922 if (type git) >/dev/null 2>&1 && \ 923 files=`git ls-files $(EIGHT_YARDS)` && \ 924 touch -md @1 test.out; then \ 925 rm -f test.out && \ 926 for file in $$files; do \ 927 if git diff --quiet $$file; then \ 928 time=`git log -1 --format='tformat:%ct' $$file` && \ 929 touch -cmd @$$time $$file; \ 930 else \ 931 echo >&2 "$$file: warning: does not match repository"; \ 932 fi || exit; \ 933 done; \ 934 fi 935 $(SET_TIMESTAMP_DEP) leapseconds $(LEAP_DEPS) 936 for file in `ls $(MANTXTS) | sed 's/\.txt$$//'`; do \ 937 $(SET_TIMESTAMP_DEP) $$file.txt $$file workman.sh || \ 938 exit; \ 939 done 940 $(SET_TIMESTAMP_DEP) version $(VERSION_DEPS) 941 $(SET_TIMESTAMP_DEP) tzdata.zi $(TZDATA_ZI_DEPS) 942 touch $@ 943set-tzs-timestamp.out: $(TZS) 944 $(SET_TIMESTAMP_DEP) $(TZS) $(TZS_DEPS) 945 touch $@ 946 947# The zics below ensure that each data file can stand on its own. 948# We also do an all-files run to catch links to links. 949 950check_public: $(VERSION_DEPS) 951 rm -fr public.dir 952 mkdir public.dir 953 ln $(VERSION_DEPS) public.dir 954 cd public.dir && $(MAKE) CFLAGS='$(GCC_DEBUG_FLAGS)' ALL 955 for i in $(TDATA_TO_CHECK) public.dir/tzdata.zi \ 956 public.dir/vanguard.zi public.dir/main.zi \ 957 public.dir/rearguard.zi; \ 958 do \ 959 public.dir/zic -v -d public.dir/zoneinfo $$i 2>&1 || exit; \ 960 done 961 public.dir/zic -v -d public.dir/zoneinfo-all $(TDATA_TO_CHECK) 962 : 963 : Also check 'backzone' syntax. 964 rm public.dir/main.zi 965 cd public.dir && $(MAKE) PACKRATDATA=backzone main.zi 966 public.dir/zic -d public.dir/zoneinfo main.zi 967 : 968 rm -fr public.dir 969 touch $@ 970 971# Check that the code works under various alternative 972# implementations of time_t. 973check_time_t_alternatives: $(TIME_T_ALTERNATIVES) 974$(TIME_T_ALTERNATIVES_TAIL): $(TIME_T_ALTERNATIVES_HEAD) 975$(TIME_T_ALTERNATIVES): $(VERSION_DEPS) 976 rm -fr $@.dir 977 mkdir $@.dir 978 ln $(VERSION_DEPS) $@.dir 979 case $@ in \ 980 int*32_t) range=-2147483648,2147483648;; \ 981 u*) range=0,4294967296;; \ 982 *) range=-4294967296,4294967296;; \ 983 esac && \ 984 wd=`pwd` && \ 985 zones=`$(AWK) '/^[^#]/ { print $$3 }' <zone1970.tab` && \ 986 if test $@ = $(TIME_T_ALTERNATIVES_HEAD); then \ 987 range_target=; \ 988 else \ 989 range_target=to$$range.tzs; \ 990 fi && \ 991 (cd $@.dir && \ 992 $(MAKE) TOPDIR="$$wd/$@.dir" \ 993 CFLAGS='$(CFLAGS) -Dtime_tz='"'$@'" \ 994 REDO='$(REDO)' \ 995 D=$$wd/$@.dir \ 996 TZS_YEAR="$$range" TZS_CUTOFF_FLAG="-t $$range" \ 997 install $$range_target) && \ 998 test $@ = $(TIME_T_ALTERNATIVES_HEAD) || { \ 999 (cd $(TIME_T_ALTERNATIVES_HEAD).dir && \ 1000 $(MAKE) TOPDIR="$$wd/$@.dir" \ 1001 TZS_YEAR="$$range" TZS_CUTOFF_FLAG="-t $$range" \ 1002 D=$$wd/$@.dir \ 1003 to$$range.tzs) && \ 1004 diff -u $(TIME_T_ALTERNATIVES_HEAD).dir/to$$range.tzs \ 1005 $@.dir/to$$range.tzs && \ 1006 if diff -q Makefile Makefile 2>/dev/null; then \ 1007 quiet_option='-q'; \ 1008 else \ 1009 quiet_option=''; \ 1010 fi && \ 1011 diff $$quiet_option -r $(TIME_T_ALTERNATIVES_HEAD).dir/etc \ 1012 $@.dir/etc && \ 1013 diff $$quiet_option -r \ 1014 $(TIME_T_ALTERNATIVES_HEAD).dir/usr/share \ 1015 $@.dir/usr/share; \ 1016 } 1017 touch $@ 1018 1019TRADITIONAL_ASC = \ 1020 tzcode$(VERSION).tar.gz.asc \ 1021 tzdata$(VERSION).tar.gz.asc 1022REARGUARD_ASC = \ 1023 tzdata$(VERSION)-rearguard.tar.gz.asc 1024ALL_ASC = $(TRADITIONAL_ASC) $(REARGUARD_ASC) \ 1025 tzdb-$(VERSION).tar.lz.asc 1026 1027tarballs rearguard_tarballs traditional_tarballs \ 1028signatures rearguard_signatures traditional_signatures: \ 1029 version set-timestamps.out rearguard.zi 1030 VERSION=`cat version` && \ 1031 $(MAKE) AWK='$(AWK)' VERSION="$$VERSION" $@_version 1032 1033# These *_version rules are intended for use if VERSION is set by some 1034# other means. Ordinarily these rules are used only by the above 1035# non-_version rules, which set VERSION on the 'make' command line. 1036tarballs_version: traditional_tarballs_version rearguard_tarballs_version \ 1037 tzdb-$(VERSION).tar.lz 1038rearguard_tarballs_version: \ 1039 tzdata$(VERSION)-rearguard.tar.gz 1040traditional_tarballs_version: \ 1041 tzcode$(VERSION).tar.gz tzdata$(VERSION).tar.gz 1042signatures_version: $(ALL_ASC) 1043rearguard_signatures_version: $(REARGUARD_ASC) 1044traditional_signatures_version: $(TRADITIONAL_ASC) 1045 1046tzcode$(VERSION).tar.gz: set-timestamps.out 1047 LC_ALL=C && export LC_ALL && \ 1048 tar $(TARFLAGS) -cf - \ 1049 $(COMMON) $(DOCS) $(SOURCES) | \ 1050 gzip $(GZIPFLAGS) >$@.out 1051 mv $@.out $@ 1052 1053tzdata$(VERSION).tar.gz: set-timestamps.out 1054 LC_ALL=C && export LC_ALL && \ 1055 tar $(TARFLAGS) -cf - $(COMMON) $(DATA) $(MISC) | \ 1056 gzip $(GZIPFLAGS) >$@.out 1057 mv $@.out $@ 1058 1059tzdata$(VERSION)-rearguard.tar.gz: rearguard.zi set-timestamps.out 1060 rm -fr tzdata$(VERSION)-rearguard.dir 1061 mkdir tzdata$(VERSION)-rearguard.dir 1062 ln $(COMMON) $(DATA) $(MISC) tzdata$(VERSION)-rearguard.dir 1063 cd tzdata$(VERSION)-rearguard.dir && \ 1064 rm -f $(TDATA) $(PACKRATDATA) version 1065 for f in $(TDATA) $(PACKRATDATA); do \ 1066 rearf=tzdata$(VERSION)-rearguard.dir/$$f; \ 1067 $(AWK) -v DATAFORM=rearguard -f ziguard.awk $$f >$$rearf && \ 1068 $(SET_TIMESTAMP_DEP) $$rearf ziguard.awk $$f || exit; \ 1069 done 1070 sed '1s/$$/-rearguard/' \ 1071 <version >tzdata$(VERSION)-rearguard.dir/version 1072 : The dummy pacificnew pacifies TZUpdater 2.3.1 and earlier. 1073 TZ=UTC0 touch -mt 202010122253.00 \ 1074 tzdata$(VERSION)-rearguard.dir/pacificnew 1075 touch -cmr version tzdata$(VERSION)-rearguard.dir/version 1076 LC_ALL=C && export LC_ALL && \ 1077 (cd tzdata$(VERSION)-rearguard.dir && \ 1078 tar $(TARFLAGS) -cf - \ 1079 $(COMMON) $(DATA) $(MISC) pacificnew | \ 1080 gzip $(GZIPFLAGS)) >$@.out 1081 mv $@.out $@ 1082 1083tzdb-$(VERSION).tar.lz: set-timestamps.out set-tzs-timestamp.out 1084 rm -fr tzdb-$(VERSION) 1085 mkdir tzdb-$(VERSION) 1086 ln $(ENCHILADA) tzdb-$(VERSION) 1087 $(SET_TIMESTAMP) tzdb-$(VERSION) tzdb-$(VERSION)/* 1088 LC_ALL=C && export LC_ALL && \ 1089 tar $(TARFLAGS) -cf - tzdb-$(VERSION) | lzip -9 >$@.out 1090 mv $@.out $@ 1091 1092tzcode$(VERSION).tar.gz.asc: tzcode$(VERSION).tar.gz 1093tzdata$(VERSION).tar.gz.asc: tzdata$(VERSION).tar.gz 1094tzdata$(VERSION)-rearguard.tar.gz.asc: tzdata$(VERSION)-rearguard.tar.gz 1095tzdb-$(VERSION).tar.lz.asc: tzdb-$(VERSION).tar.lz 1096$(ALL_ASC): 1097 $(GPG) --armor --detach-sign $? 1098 1099TYPECHECK_CFLAGS = $(CFLAGS) -DTYPECHECK -D__time_t_defined -D_TIME_T 1100typecheck: typecheck_long_long typecheck_unsigned 1101typecheck_long_long typecheck_unsigned: $(VERSION_DEPS) 1102 rm -fr $@.dir 1103 mkdir $@.dir 1104 ln $(VERSION_DEPS) $@.dir 1105 cd $@.dir && \ 1106 case $@ in \ 1107 *_long_long) i="long long";; \ 1108 *_unsigned ) i="unsigned" ;; \ 1109 esac && \ 1110 typecheck_cflags='' && \ 1111 $(MAKE) \ 1112 CFLAGS="$(TYPECHECK_CFLAGS) \"-Dtime_t=$$i\"" \ 1113 TOPDIR="`pwd`" \ 1114 install 1115 $@.dir/zdump -i -c 1970,1971 Europe/Rome 1116 touch $@ 1117 1118zonenames: tzdata.zi 1119 @$(AWK) '/^Z/ { print $$2 } /^L/ { print $$3 }' tzdata.zi 1120 1121asctime.o: private.h tzfile.h 1122date.o: private.h 1123difftime.o: private.h 1124localtime.o: private.h tzfile.h 1125strftime.o: private.h tzfile.h 1126zdump.o: version.h 1127zic.o: private.h tzfile.h version.h 1128 1129.PHONY: ALL INSTALL all 1130.PHONY: check check_time_t_alternatives 1131.PHONY: check_web check_zishrink 1132.PHONY: clean clean_misc dummy.zd force_tzs 1133.PHONY: install install_data maintainer-clean names 1134.PHONY: posix_only posix_packrat posix_right public 1135.PHONY: rearguard_signatures rearguard_signatures_version 1136.PHONY: rearguard_tarballs rearguard_tarballs_version 1137.PHONY: right_only right_posix signatures signatures_version 1138.PHONY: tarballs tarballs_version 1139.PHONY: traditional_signatures traditional_signatures_version 1140.PHONY: traditional_tarballs traditional_tarballs_version 1141.PHONY: typecheck 1142.PHONY: zonenames zones 1143.PHONY: $(ZDS) 1144