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43# 44# If POSIXRULES is '-', no template is installed; this is the default. 45# 46# Any other value for POSIXRULES is obsolete and should not be relied on, as: 47# * It does not work correctly in popular implementations such as GNU/Linux. 48# * It does not work in the tzdb implementation for timestamps after 2037. 49# * It is incompatible with 'zic -b slim' if POSIXRULES specifies transitions 50# at standard time or UT rather than at local time. 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 = int64_t 126TIME_T_ALTERNATIVES_TAIL = int32_t uint32_t uint64_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 EXPIRES_LINE defaults to 0 for now so that the leapseconds file 156# can be given to older zic implementations. 157EXPIRES_LINE= 0 158 159# To install data in text form that has all the information of the TZif data, 160# (optionally incorporating leap second information), use 161# TZDATA_TEXT= tzdata.zi leapseconds 162# To install text data without leap second information (e.g., because 163# REDO='posix_only'), use 164# TZDATA_TEXT= tzdata.zi 165# To avoid installing text data, use 166# TZDATA_TEXT= 167 168TZDATA_TEXT= leapseconds tzdata.zi 169 170# For backward-compatibility links for old zone names, use 171# BACKWARD= backward 172# To omit these links, use 173# BACKWARD= 174 175BACKWARD= backward 176 177# If you want out-of-scope and often-wrong data from the file 'backzone', use 178# PACKRATDATA= backzone 179# To omit this data, use 180# PACKRATDATA= 181 182PACKRATDATA= 183 184# The name of a locale using the UTF-8 encoding, used during self-tests. 185# The tests are skipped if the name does not appear to work on this system. 186 187UTF8_LOCALE= en_US.utf8 188 189# Non-default libraries needed to link. 190LDLIBS= 191 192# Add the following to the end of the "CFLAGS=" line as needed to override 193# defaults specified in the source code. "-DFOO" is equivalent to "-DFOO=1". 194# -DDEPRECATE_TWO_DIGIT_YEARS for optional runtime warnings about strftime 195# formats that generate only the last two digits of year numbers 196# -DEPOCH_LOCAL if the 'time' function returns local time not UT 197# -DEPOCH_OFFSET=N if the 'time' function returns a value N greater 198# than what POSIX specifies, assuming local time is UT. 199# For example, N is 252460800 on AmigaOS. 200# -DHAVE_DECL_ASCTIME_R=0 if <time.h> does not declare asctime_r 201# -DHAVE_DECL_ENVIRON if <unistd.h> declares 'environ' 202# -DHAVE_DIRECT_H if mkdir needs <direct.h> (MS-Windows) 203# -DHAVE_GENERIC=0 if _Generic does not work 204# -DHAVE_GETTEXT if 'gettext' works (e.g., GNU/Linux, FreeBSD, Solaris) 205# -DHAVE_INCOMPATIBLE_CTIME_R if your system's time.h declares 206# ctime_r and asctime_r incompatibly with the POSIX standard 207# (Solaris when _POSIX_PTHREAD_SEMANTICS is not defined). 208# -DHAVE_INTTYPES_H if you have a non-C99 compiler with <inttypes.h> 209# -DHAVE_LINK=0 if your system lacks a link function 210# -DHAVE_LOCALTIME_R=0 if your system lacks a localtime_r function 211# -DHAVE_LOCALTIME_RZ=0 if you do not want zdump to use localtime_rz 212# localtime_rz can make zdump significantly faster, but is nonstandard. 213# -DHAVE_POSIX_DECLS=0 if your system's include files do not declare 214# functions like 'link' or variables like 'tzname' required by POSIX 215# -DHAVE_SNPRINTF=0 if your system lacks the snprintf function 216# -DHAVE_STDBOOL_H if you have a non-C99 compiler with <stdbool.h> 217# -DHAVE_STDINT_H if you have a non-C99 compiler with <stdint.h> 218# -DHAVE_STRFTIME_L if <time.h> declares locale_t and strftime_l 219# -DHAVE_STRDUP=0 if your system lacks the strdup function 220# -DHAVE_STRTOLL=0 if your system lacks the strtoll function 221# -DHAVE_SYMLINK=0 if your system lacks the symlink function 222# -DHAVE_SYS_STAT_H=0 if your compiler lacks a <sys/stat.h> 223# -DHAVE_SYS_WAIT_H=0 if your compiler lacks a <sys/wait.h> 224# -DHAVE_TZSET=0 if your system lacks a tzset function 225# -DHAVE_UNISTD_H=0 if your compiler lacks a <unistd.h> 226# -Dlocale_t=XXX if your system uses XXX instead of locale_t 227# -DRESERVE_STD_EXT_IDS if your platform reserves standard identifiers 228# with external linkage, e.g., applications cannot define 'localtime'. 229# -Dssize_t=long on hosts like MS-Windows that lack ssize_t 230# -DSUPPRESS_TZDIR to not prepend TZDIR to file names; this has 231# security implications and is not recommended for general use 232# -DTHREAD_SAFE to make localtime.c thread-safe, as POSIX requires; 233# not needed by the main-program tz code, which is single-threaded. 234# Append other compiler flags as needed, e.g., -pthread on GNU/Linux. 235# -Dtime_tz=\"T\" to use T as the time_t type, rather than the system time_t 236# This is intended for internal use only; it mangles external names. 237# -DTZ_DOMAIN=\"foo\" to use "foo" for gettext domain name; default is "tz" 238# -DTZ_DOMAINDIR=\"/path\" to use "/path" for gettext directory; 239# the default is system-supplied, typically "/usr/lib/locale" 240# -DTZDEFRULESTRING=\",date/time,date/time\" to default to the specified 241# DST transitions if the time zone files cannot be accessed 242# -DUNINIT_TRAP if reading uninitialized storage can cause problems 243# other than simply getting garbage data 244# -DUSE_LTZ=0 to build zdump with the system time zone library 245# Also set TZDOBJS=zdump.o and CHECK_TIME_T_ALTERNATIVES= below. 246# -DZIC_BLOAT_DEFAULT=\"fat\" to default zic's -b option to "fat", and 247# similarly for "slim". Fat TZif files work around incompatibilities 248# and bugs in some TZif readers, notably readers that mishandle 64-bit 249# data in TZif files. Slim TZif files are more efficient and do not 250# work around these incompatibilities and bugs. If not given, the 251# default is "slim". 252# -DZIC_MAX_ABBR_LEN_WO_WARN=3 253# (or some other number) to set the maximum time zone abbreviation length 254# that zic will accept without a warning (the default is 6) 255# $(GCC_DEBUG_FLAGS) if you are using recent GCC and want lots of checking 256# Select instrumentation via "make GCC_INSTRUMENT='whatever'". 257GCC_INSTRUMENT = \ 258 -fsanitize=undefined -fsanitize-address-use-after-scope \ 259 -fsanitize-undefined-trap-on-error -fstack-protector 260GCC_DEBUG_FLAGS = -DGCC_LINT -g3 -O3 -fno-common \ 261 $(GCC_INSTRUMENT) \ 262 -Wall -Wextra \ 263 -Walloc-size-larger-than=100000 -Warray-bounds=2 \ 264 -Wbad-function-cast -Wcast-align=strict -Wdate-time \ 265 -Wdeclaration-after-statement -Wdouble-promotion \ 266 -Wformat=2 -Wformat-overflow=2 -Wformat-signedness -Wformat-truncation \ 267 -Winit-self -Wjump-misses-init -Wlogical-op \ 268 -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 269 -Wold-style-definition -Woverlength-strings -Wpointer-arith \ 270 -Wshadow -Wshift-overflow=2 -Wstrict-prototypes -Wstringop-overflow=4 \ 271 -Wstringop-truncation -Wsuggest-attribute=cold \ 272 -Wsuggest-attribute=const -Wsuggest-attribute=format \ 273 -Wsuggest-attribute=malloc \ 274 -Wsuggest-attribute=noreturn -Wsuggest-attribute=pure \ 275 -Wtrampolines -Wundef -Wuninitialized -Wunused \ 276 -Wvariadic-macros -Wvla -Wwrite-strings \ 277 -Wno-address -Wno-format-nonliteral -Wno-sign-compare \ 278 -Wno-type-limits -Wno-unused-parameter 279# 280# If your system has a "GMT offset" field in its "struct tm"s 281# (or if you decide to add such a field in your system's "time.h" file), 282# add the name to a define such as 283# -DTM_GMTOFF=tm_gmtoff 284# to the end of the "CFLAGS=" line. If not defined, the code attempts to 285# guess TM_GMTOFF from other macros; define NO_TM_GMTOFF to suppress this. 286# Similarly, if your system has a "zone abbreviation" field, define 287# -DTM_ZONE=tm_zone 288# and define NO_TM_ZONE to suppress any guessing. These two fields are not 289# required by POSIX, but are widely available on GNU/Linux and BSD systems. 290# 291# The next batch of options control support for external variables 292# exported by tzcode. In practice these variables are less useful 293# than TM_GMTOFF and TM_ZONE. However, most of them are standardized. 294# # 295# # To omit or support the external variable "tzname", add one of: 296# # -DHAVE_TZNAME=0 # do not support "tzname" 297# # -DHAVE_TZNAME=1 # support "tzname", which is defined by system library 298# # -DHAVE_TZNAME=2 # support and define "tzname" 299# # to the "CFLAGS=" line. "tzname" is required by POSIX 1988 and later. 300# # If not defined, the code attempts to guess HAVE_TZNAME from other macros. 301# # Warning: unless time_tz is also defined, HAVE_TZNAME=1 can cause 302# # crashes when combined with some platforms' standard libraries, 303# # presumably due to memory allocation issues. 304# # 305# # To omit or support the external variables "timezone" and "daylight", add 306# # -DUSG_COMPAT=0 # do not support 307# # -DUSG_COMPAT=1 # support, and variables are defined by system library 308# # -DUSG_COMPAT=2 # support and define variables 309# # to the "CFLAGS=" line; "timezone" and "daylight" are inspired by 310# # Unix Systems Group code and are required by POSIX 2008 (with XSI) and later. 311# # If not defined, the code attempts to guess USG_COMPAT from other macros. 312# # 313# # To support the external variable "altzone", add 314# # -DALTZONE=0 # do not support 315# # -DALTZONE=1 # support "altzone", which is defined by system library 316# # -DALTZONE=2 # support and define "altzone" 317# # to the end of the "CFLAGS=" line; although "altzone" appeared in 318# # System V Release 3.1 it has not been standardized. 319# # If not defined, the code attempts to guess ALTZONE from other macros. 320# 321# If you want functions that were inspired by early versions of X3J11's work, 322# add 323# -DSTD_INSPIRED 324# to the end of the "CFLAGS=" line. This arranges for the functions 325# "offtime", "timelocal", "timegm", "timeoff", 326# "posix2time", and "time2posix" to be added to the time conversion library. 327# "offtime" is like "gmtime" except that it accepts a second (long) argument 328# that gives an offset to add to the time_t when converting it. 329# "timelocal" is equivalent to "mktime". 330# "timegm" is like "timelocal" except that it turns a struct tm into 331# a time_t using UT (rather than local time as "timelocal" does). 332# "timeoff" is like "timegm" except that it accepts a second (long) argument 333# that gives an offset to use when converting to a time_t. 334# "posix2time" and "time2posix" are described in an included manual page. 335# X3J11's work does not describe any of these functions. 336# These functions may well disappear in future releases of the time 337# conversion package. 338# 339# If you don't want functions that were inspired by NetBSD, add 340# -DNETBSD_INSPIRED=0 341# to the end of the "CFLAGS=" line. Otherwise, the functions 342# "localtime_rz", "mktime_z", "tzalloc", and "tzfree" are added to the 343# time library, and if STD_INSPIRED is also defined the functions 344# "posix2time_z" and "time2posix_z" are added as well. 345# The functions ending in "_z" (or "_rz") are like their unsuffixed 346# (or suffixed-by-"_r") counterparts, except with an extra first 347# argument of opaque type timezone_t that specifies the timezone. 348# "tzalloc" allocates a timezone_t value, and "tzfree" frees it. 349# 350# If you want to allocate state structures in localtime, add 351# -DALL_STATE 352# to the end of the "CFLAGS=" line. Storage is obtained by calling malloc. 353# 354# NIST-PCTS:151-2, Version 1.4, (1993-12-03) is a test suite put 355# out by the National Institute of Standards and Technology 356# which claims to test C and Posix conformance. If you want to pass PCTS, add 357# -DPCTS 358# to the end of the "CFLAGS=" line. 359# 360# If you want strict compliance with XPG4 as of 1994-04-09, add 361# -DXPG4_1994_04_09 362# to the end of the "CFLAGS=" line. This causes "strftime" to always return 363# 53 as a week number (rather than 52 or 53) for January days before 364# January's first Monday when a "%V" format is used and January 1 365# falls on a Friday, Saturday, or Sunday. 366 367CFLAGS= 368 369# Linker flags. Default to $(LFLAGS) for backwards compatibility 370# to release 2012h and earlier. 371 372LDFLAGS= $(LFLAGS) 373 374# For leap seconds, this Makefile uses LEAPSECONDS='-L leapseconds' in 375# submake command lines. The default is no leap seconds. 376 377LEAPSECONDS= 378 379# The zic command and its arguments. 380 381zic= ./zic 382ZIC= $(zic) $(ZFLAGS) 383 384# To shrink the size of installed TZif files, 385# append "-r @N" to omit data before N-seconds-after-the-Epoch. 386# To grow the files and work around older application bugs, append "-b fat"; 387# see ZIC_BLOAT_DEFAULT above. 388# See the zic man page for more about -b and -r. 389ZFLAGS= 390 391# How to use zic to install TZif files. 392 393ZIC_INSTALL= $(ZIC) -d '$(DESTDIR)$(TZDIR)' $(LEAPSECONDS) 394 395# The name of a Posix-compliant 'awk' on your system. 396# Older 'mawk' versions, such as the 'mawk' in Ubuntu 16.04, might dump core; 397# on Ubuntu you can work around this with 398# AWK= gawk 399AWK= awk 400 401# The full path name of a Posix-compliant shell, preferably one that supports 402# the Korn shell's 'select' statement as an extension. 403# These days, Bash is the most popular. 404# It should be OK to set this to /bin/sh, on platforms where /bin/sh 405# lacks 'select' or doesn't completely conform to Posix, but /bin/bash 406# is typically nicer if it works. 407KSHELL= /bin/bash 408 409# Name of curl <https://curl.haxx.se/>, used for HTML validation. 410CURL= curl 411 412# Name of GNU Privacy Guard <https://gnupg.org/>, used to sign distributions. 413GPG= gpg 414 415# This expensive test requires USE_LTZ. 416# To suppress it, define this macro to be empty. 417CHECK_TIME_T_ALTERNATIVES = check_time_t_alternatives 418 419# SAFE_CHAR is a regular expression that matches a safe character. 420# Some parts of this distribution are limited to safe characters; 421# others can use any UTF-8 character. 422# For now, the safe characters are a safe subset of ASCII. 423# The caller must set the shell variable 'sharp' to the character '#', 424# since Makefile macros cannot contain '#'. 425# TAB_CHAR is a single tab character, in single quotes. 426TAB_CHAR= ' ' 427SAFE_CHARSET1= $(TAB_CHAR)' !\"'$$sharp'$$%&'\''()*+,./0123456789:;<=>?@' 428SAFE_CHARSET2= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\^_`' 429SAFE_CHARSET3= 'abcdefghijklmnopqrstuvwxyz{|}~' 430SAFE_CHARSET= $(SAFE_CHARSET1)$(SAFE_CHARSET2)$(SAFE_CHARSET3) 431SAFE_CHAR= '[]'$(SAFE_CHARSET)'-]' 432 433# These characters are Latin-1, and so are likely to be displayable 434# even in editors with limited character sets. 435UNUSUAL_OK_LATIN_1 = «°±»½¾× 436# This IPA symbol is represented in Unicode as the composition of 437# U+0075 and U+032F, and U+032F is not considered alphabetic by some 438# grep implementations that do not grok composition. 439UNUSUAL_OK_IPA = u̯ 440# Non-ASCII non-letters that OK_CHAR allows, as these characters are 441# useful in commentary. 442UNUSUAL_OK_CHARSET= $(UNUSUAL_OK_LATIN_1)$(UNUSUAL_OK_IPA) 443 444# OK_CHAR matches any character allowed in the distributed files. 445# This is the same as SAFE_CHAR, except that UNUSUAL_OK_CHARSET and 446# multibyte letters are also allowed so that commentary can contain a 447# few safe symbols and people's names and can quote non-English sources. 448# Other non-letters are limited to ASCII renderings for the 449# convenience of maintainers using XEmacs 21.5.34, which by default 450# mishandles Unicode characters U+0100 and greater. 451OK_CHAR= '[][:alpha:]$(UNUSUAL_OK_CHARSET)'$(SAFE_CHARSET)'-]' 452 453# SAFE_LINE matches a line of safe characters. 454# SAFE_SHARP_LINE is similar, except any OK character can follow '#'; 455# this is so that comments can contain non-ASCII characters. 456# OK_LINE matches a line of OK characters. 457SAFE_LINE= '^'$(SAFE_CHAR)'*$$' 458SAFE_SHARP_LINE='^'$(SAFE_CHAR)'*('$$sharp$(OK_CHAR)'*)?$$' 459OK_LINE= '^'$(OK_CHAR)'*$$' 460 461# Flags to give 'tar' when making a distribution. 462# Try to use flags appropriate for GNU tar. 463GNUTARFLAGS= --numeric-owner --owner=0 --group=0 --mode=go+u,go-w --sort=name 464TARFLAGS= `if tar $(GNUTARFLAGS) --version >/dev/null 2>&1; \ 465 then echo $(GNUTARFLAGS); \ 466 else :; \ 467 fi` 468 469# Flags to give 'gzip' when making a distribution. 470GZIPFLAGS= -9n 471 472############################################################################### 473 474#MAKE= make 475 476cc= cc 477CC= $(cc) -DTZDIR='"$(TZDIR)"' 478 479AR= ar 480 481# ':' on typical hosts; 'ranlib' on the ancient hosts that still need ranlib. 482RANLIB= : 483 484TZCOBJS= zic.o 485TZDOBJS= zdump.o localtime.o asctime.o strftime.o 486DATEOBJS= date.o localtime.o strftime.o asctime.o 487LIBSRCS= localtime.c asctime.c difftime.c strftime.c 488LIBOBJS= localtime.o asctime.o difftime.o strftime.o 489HEADERS= tzfile.h private.h 490NONLIBSRCS= zic.c zdump.c 491NEWUCBSRCS= date.c 492SOURCES= $(HEADERS) $(LIBSRCS) $(NONLIBSRCS) $(NEWUCBSRCS) \ 493 tzselect.ksh workman.sh 494MANS= newctime.3 newstrftime.3 newtzset.3 time2posix.3 \ 495 tzfile.5 tzselect.8 zic.8 zdump.8 496MANTXTS= newctime.3.txt newstrftime.3.txt newtzset.3.txt \ 497 time2posix.3.txt \ 498 tzfile.5.txt tzselect.8.txt zic.8.txt zdump.8.txt \ 499 date.1.txt 500COMMON= calendars CONTRIBUTING LICENSE Makefile \ 501 NEWS README theory.html version 502WEB_PAGES= tz-art.html tz-how-to.html tz-link.html 503CHECK_WEB_PAGES=check_theory.html check_tz-art.html \ 504 check_tz-how-to.html check_tz-link.html 505DOCS= $(MANS) date.1 $(MANTXTS) $(WEB_PAGES) 506PRIMARY_YDATA= africa antarctica asia australasia \ 507 europe northamerica southamerica 508YDATA= $(PRIMARY_YDATA) etcetera 509NDATA= factory 510TDATA_TO_CHECK= $(YDATA) $(NDATA) backward 511TDATA= $(YDATA) $(NDATA) $(BACKWARD) 512ZONETABLES= zone1970.tab zone.tab 513TABDATA= iso3166.tab $(TZDATA_TEXT) $(ZONETABLES) 514LEAP_DEPS= leapseconds.awk leap-seconds.list 515TZDATA_ZI_DEPS= ziguard.awk zishrink.awk version $(TDATA) $(PACKRATDATA) 516DSTDATA_ZI_DEPS= ziguard.awk $(TDATA) $(PACKRATDATA) 517DATA= $(TDATA_TO_CHECK) backzone iso3166.tab leap-seconds.list \ 518 leapseconds $(ZONETABLES) 519AWK_SCRIPTS= checklinks.awk checktab.awk leapseconds.awk \ 520 ziguard.awk zishrink.awk 521MISC= $(AWK_SCRIPTS) zoneinfo2tdf.pl 522TZS_YEAR= 2050 523TZS_CUTOFF_FLAG= -c $(TZS_YEAR) 524TZS= to$(TZS_YEAR).tzs 525TZS_NEW= to$(TZS_YEAR)new.tzs 526TZS_DEPS= $(PRIMARY_YDATA) asctime.c localtime.c \ 527 private.h tzfile.h zdump.c zic.c 528# EIGHT_YARDS is just a yard short of the whole ENCHILADA. 529EIGHT_YARDS = $(COMMON) $(DOCS) $(SOURCES) $(DATA) $(MISC) tzdata.zi 530ENCHILADA = $(EIGHT_YARDS) $(TZS) 531 532# Consult these files when deciding whether to rebuild the 'version' file. 533# This list is not the same as the output of 'git ls-files', since 534# .gitignore is not distributed. 535VERSION_DEPS= \ 536 calendars CONTRIBUTING LICENSE Makefile NEWS README \ 537 africa antarctica asctime.c asia australasia \ 538 backward backzone \ 539 checklinks.awk checktab.awk \ 540 date.1 date.c difftime.c \ 541 etcetera europe factory iso3166.tab \ 542 leap-seconds.list leapseconds.awk localtime.c \ 543 newctime.3 newstrftime.3 newtzset.3 northamerica \ 544 private.h southamerica strftime.c theory.html \ 545 time2posix.3 tz-art.html tz-how-to.html tz-link.html \ 546 tzfile.5 tzfile.h tzselect.8 tzselect.ksh \ 547 workman.sh zdump.8 zdump.c zic.8 zic.c \ 548 ziguard.awk zishrink.awk \ 549 zone.tab zone1970.tab zoneinfo2tdf.pl 550 551# And for the benefit of csh users on systems that assume the user 552# shell should be used to handle commands in Makefiles. . . 553 554SHELL= /bin/sh 555 556all: tzselect zic zdump libtz.a $(TABDATA) \ 557 vanguard.zi main.zi rearguard.zi 558 559ALL: all date $(ENCHILADA) 560 561install: all $(DATA) $(REDO) $(MANS) 562 mkdir -p '$(DESTDIR)$(BINDIR)' \ 563 '$(DESTDIR)$(ZDUMPDIR)' '$(DESTDIR)$(ZICDIR)' \ 564 '$(DESTDIR)$(LIBDIR)' \ 565 '$(DESTDIR)$(MANDIR)/man3' '$(DESTDIR)$(MANDIR)/man5' \ 566 '$(DESTDIR)$(MANDIR)/man8' 567 $(ZIC_INSTALL) -l $(LOCALTIME) \ 568 `case '$(POSIXRULES)' in ?*) echo '-p';; esac \ 569 ` $(POSIXRULES) \ 570 -t '$(DESTDIR)$(TZDEFAULT)' 571 cp -f $(TABDATA) '$(DESTDIR)$(TZDIR)/.' 572 cp tzselect '$(DESTDIR)$(BINDIR)/.' 573 cp zdump '$(DESTDIR)$(ZDUMPDIR)/.' 574 cp zic '$(DESTDIR)$(ZICDIR)/.' 575 cp libtz.a '$(DESTDIR)$(LIBDIR)/.' 576 $(RANLIB) '$(DESTDIR)$(LIBDIR)/libtz.a' 577 cp -f newctime.3 newtzset.3 '$(DESTDIR)$(MANDIR)/man3/.' 578 cp -f tzfile.5 '$(DESTDIR)$(MANDIR)/man5/.' 579 cp -f tzselect.8 zdump.8 zic.8 '$(DESTDIR)$(MANDIR)/man8/.' 580 581INSTALL: ALL install date.1 582 mkdir -p '$(DESTDIR)$(BINDIR)' '$(DESTDIR)$(MANDIR)/man1' 583 cp date '$(DESTDIR)$(BINDIR)/.' 584 cp -f date.1 '$(DESTDIR)$(MANDIR)/man1/.' 585 586# Calculate version number from git, if available. 587# Otherwise, use $(VERSION) unless it is "unknown" and there is already 588# a 'version' file, in which case reuse the existing 'version' contents 589# and append "-dirty" if the contents do not already end in "-dirty". 590version: $(VERSION_DEPS) 591 { (type git) >/dev/null 2>&1 && \ 592 V=`git describe --match '[0-9][0-9][0-9][0-9][a-z]*' \ 593 --abbrev=7 --dirty` || \ 594 if test '$(VERSION)' = unknown && V=`cat $@`; then \ 595 case $$V in *-dirty);; *) V=$$V-dirty;; esac; \ 596 else \ 597 V='$(VERSION)'; \ 598 fi; } && \ 599 printf '%s\n' "$$V" >$@.out 600 mv $@.out $@ 601 602# These files can be tailored by setting BACKWARD and PACKRATDATA. 603vanguard.zi main.zi rearguard.zi: $(DSTDATA_ZI_DEPS) 604 $(AWK) -v DATAFORM=`expr $@ : '\(.*\).zi'` -f ziguard.awk \ 605 $(TDATA) $(PACKRATDATA) >$@.out 606 mv $@.out $@ 607# This file has a version comment that attempts to capture any tailoring 608# via BACKWARD, DATAFORM, PACKRATDATA, and REDO. 609tzdata.zi: $(DATAFORM).zi version zishrink.awk 610 version=`sed 1q version` && \ 611 LC_ALL=C $(AWK) \ 612 -v dataform='$(DATAFORM)' \ 613 -v deps='$(DSTDATA_ZI_DEPS) zishrink.awk' \ 614 -v redo='$(REDO)' \ 615 -v version="$$version" \ 616 -f zishrink.awk \ 617 $(DATAFORM).zi >$@.out 618 mv $@.out $@ 619 620version.h: version 621 VERSION=`cat version` && printf '%s\n' \ 622 'static char const PKGVERSION[]="($(PACKAGE)) ";' \ 623 "static char const TZVERSION[]=\"$$VERSION\";" \ 624 'static char const REPORT_BUGS_TO[]="$(BUGEMAIL)";' \ 625 >$@.out 626 mv $@.out $@ 627 628zdump: $(TZDOBJS) 629 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZDOBJS) $(LDLIBS) 630 631zic: $(TZCOBJS) 632 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(TZCOBJS) $(LDLIBS) 633 634leapseconds: $(LEAP_DEPS) 635 $(AWK) -v EXPIRES_LINE=$(EXPIRES_LINE) \ 636 -f leapseconds.awk leap-seconds.list >$@.out 637 mv $@.out $@ 638 639# Arguments to pass to submakes of install_data. 640# They can be overridden by later submake arguments. 641INSTALLARGS = \ 642 BACKWARD='$(BACKWARD)' \ 643 DESTDIR='$(DESTDIR)' \ 644 LEAPSECONDS='$(LEAPSECONDS)' \ 645 PACKRATDATA='$(PACKRATDATA)' \ 646 TZDEFAULT='$(TZDEFAULT)' \ 647 TZDIR='$(TZDIR)' \ 648 ZIC='$(ZIC)' 649 650INSTALL_DATA_DEPS = zic leapseconds tzdata.zi 651 652# 'make install_data' installs one set of TZif files. 653install_data: $(INSTALL_DATA_DEPS) 654 $(ZIC_INSTALL) tzdata.zi 655 656posix_only: $(INSTALL_DATA_DEPS) 657 $(MAKE) $(INSTALLARGS) LEAPSECONDS= install_data 658 659right_only: $(INSTALL_DATA_DEPS) 660 $(MAKE) $(INSTALLARGS) LEAPSECONDS='-L leapseconds' \ 661 install_data 662 663# In earlier versions of this makefile, the other two directories were 664# subdirectories of $(TZDIR). However, this led to configuration errors. 665# For example, with posix_right under the earlier scheme, 666# TZ='right/Australia/Adelaide' got you localtime with leap seconds, 667# but gmtime without leap seconds, which led to problems with applications 668# like sendmail that subtract gmtime from localtime. 669# Therefore, the other two directories are now siblings of $(TZDIR). 670# You must replace all of $(TZDIR) to switch from not using leap seconds 671# to using them, or vice versa. 672right_posix: right_only 673 rm -fr '$(DESTDIR)$(TZDIR)-leaps' 674 ln -s '$(TZDIR_BASENAME)' '$(DESTDIR)$(TZDIR)-leaps' || \ 675 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-leaps' right_only 676 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-posix' posix_only 677 678posix_right: posix_only 679 rm -fr '$(DESTDIR)$(TZDIR)-posix' 680 ln -s '$(TZDIR_BASENAME)' '$(DESTDIR)$(TZDIR)-posix' || \ 681 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-posix' posix_only 682 $(MAKE) $(INSTALLARGS) TZDIR='$(TZDIR)-leaps' right_only 683 684# This obsolescent rule is present for backwards compatibility with 685# tz releases 2014g through 2015g. It should go away eventually. 686posix_packrat: $(INSTALL_DATA_DEPS) 687 $(MAKE) $(INSTALLARGS) PACKRATDATA=backzone posix_only 688 689zones: $(REDO) 690 691# dummy.zd is not a real file; it is mentioned here only so that the 692# top-level 'make' does not have a syntax error. 693ZDS = dummy.zd 694# Rule used only by submakes invoked by the $(TZS_NEW) rule. 695# It is separate so that GNU 'make -j' can run instances in parallel. 696$(ZDS): zdump 697 ./zdump -i $(TZS_CUTOFF_FLAG) '$(wd)/'$$(expr $@ : '\(.*\).zd') \ 698 >$@ 699 700TZS_NEW_DEPS = tzdata.zi zdump zic 701$(TZS_NEW): $(TZS_NEW_DEPS) 702 rm -fr tzs$(TZS_YEAR).dir 703 mkdir tzs$(TZS_YEAR).dir 704 $(zic) -d tzs$(TZS_YEAR).dir tzdata.zi 705 $(AWK) '/^L/{print "Link\t" $$2 "\t" $$3}' \ 706 tzdata.zi | LC_ALL=C sort >$@.out 707 wd=`pwd` && \ 708 x=`$(AWK) '/^Z/{print "tzs$(TZS_YEAR).dir/" $$2 ".zd"}' \ 709 tzdata.zi \ 710 | LC_ALL=C sort -t . -k 2,2` && \ 711 set x $$x && \ 712 shift && \ 713 ZDS=$$* && \ 714 $(MAKE) wd="$$wd" TZS_CUTOFF_FLAG="$(TZS_CUTOFF_FLAG)" \ 715 ZDS="$$ZDS" $$ZDS && \ 716 sed 's,^TZ=".*\.dir/,TZ=",' $$ZDS >>$@.out 717 rm -fr tzs$(TZS_YEAR).dir 718 mv $@.out $@ 719 720# If $(TZS) exists but 'make check_tzs' fails, a maintainer should inspect the 721# failed output and fix the inconsistency, perhaps by running 'make force_tzs'. 722$(TZS): 723 touch $@ 724 725force_tzs: $(TZS_NEW) 726 cp $(TZS_NEW) $(TZS) 727 728libtz.a: $(LIBOBJS) 729 rm -f $@ 730 $(AR) -rc $@ $(LIBOBJS) 731 $(RANLIB) $@ 732 733date: $(DATEOBJS) 734 $(CC) -o $@ $(CFLAGS) $(LDFLAGS) $(DATEOBJS) $(LDLIBS) 735 736tzselect: tzselect.ksh version 737 VERSION=`cat version` && sed \ 738 -e 's|#!/bin/bash|#!$(KSHELL)|g' \ 739 -e 's|AWK=[^}]*|AWK=$(AWK)|g' \ 740 -e 's|\(PKGVERSION\)=.*|\1='\''($(PACKAGE)) '\''|' \ 741 -e 's|\(REPORT_BUGS_TO\)=.*|\1=$(BUGEMAIL)|' \ 742 -e 's|TZDIR=[^}]*|TZDIR=$(TZDIR)|' \ 743 -e 's|\(TZVERSION\)=.*|\1='"$$VERSION"'|' \ 744 <$@.ksh >$@.out 745 chmod +x $@.out 746 mv $@.out $@ 747 748check: check_character_set check_white_space check_links \ 749 check_name_lengths check_sorted \ 750 check_tables check_web check_zishrink check_tzs 751 752check_character_set: $(ENCHILADA) 753 test ! '$(UTF8_LOCALE)' || \ 754 ! printf 'A\304\200B\n' | \ 755 LC_ALL='$(UTF8_LOCALE)' grep -q '^A.B$$' >/dev/null 2>&1 || { \ 756 LC_ALL='$(UTF8_LOCALE)' && export LC_ALL && \ 757 sharp='#' && \ 758 ! grep -Env $(SAFE_LINE) $(MANS) date.1 $(MANTXTS) \ 759 $(MISC) $(SOURCES) $(WEB_PAGES) \ 760 CONTRIBUTING LICENSE README \ 761 version tzdata.zi && \ 762 ! grep -Env $(SAFE_LINE)'|^UNUSUAL_OK_'$(OK_CHAR)'*$$' \ 763 Makefile && \ 764 ! grep -Env $(SAFE_SHARP_LINE) $(TDATA_TO_CHECK) backzone \ 765 leapseconds zone.tab && \ 766 ! grep -Env $(OK_LINE) $(ENCHILADA); \ 767 } 768 touch $@ 769 770check_white_space: $(ENCHILADA) 771 patfmt=' \t|[\f\r\v]' && pat=`printf "$$patfmt\\n"` && \ 772 ! grep -En "$$pat" \ 773 $$(ls $(ENCHILADA) | grep -Fvx leap-seconds.list) 774 ! grep -n '[[:space:]]$$' \ 775 $$(ls $(ENCHILADA) | grep -Fvx leap-seconds.list) 776 touch $@ 777 778PRECEDES_FILE_NAME = ^(Zone|Link[[:space:]]+[^[:space:]]+)[[:space:]]+ 779FILE_NAME_COMPONENT_TOO_LONG = \ 780 $(PRECEDES_FILE_NAME)[^[:space:]]*[^/[:space:]]{15} 781 782check_name_lengths: $(TDATA_TO_CHECK) backzone 783 ! grep -En '$(FILE_NAME_COMPONENT_TOO_LONG)' \ 784 $(TDATA_TO_CHECK) backzone 785 touch $@ 786 787CHECK_CC_LIST = { n = split($$1,a,/,/); for (i=2; i<=n; i++) print a[1], a[i]; } 788 789check_sorted: backward backzone iso3166.tab zone.tab zone1970.tab 790 $(AWK) '/^Link/ {print $$3}' backward | LC_ALL=C sort -cu 791 $(AWK) '/^Zone/ {print $$2}' backzone | LC_ALL=C sort -cu 792 touch $@ 793 794check_links: checklinks.awk $(TDATA_TO_CHECK) tzdata.zi 795 $(AWK) -f checklinks.awk $(TDATA_TO_CHECK) 796 $(AWK) -f checklinks.awk tzdata.zi 797 touch $@ 798 799check_tables: checktab.awk $(PRIMARY_YDATA) $(ZONETABLES) 800 for tab in $(ZONETABLES); do \ 801 $(AWK) -f checktab.awk -v zone_table=$$tab $(PRIMARY_YDATA) \ 802 || exit; \ 803 done 804 touch $@ 805 806check_tzs: $(TZS) $(TZS_NEW) 807 if test -s $(TZS); then \ 808 diff -u $(TZS) $(TZS_NEW); \ 809 else \ 810 cp $(TZS_NEW) $(TZS); \ 811 fi 812 touch $@ 813 814check_web: $(CHECK_WEB_PAGES) 815check_theory.html: theory.html 816check_tz-art.html: tz-art.html 817check_tz-how-to.html: tz-how-to.html 818check_tz-link.html: tz-link.html 819check_theory.html check_tz-art.html check_tz-how-to.html check_tz-link.html: 820 $(CURL) -sS --url https://validator.w3.org/nu/ -F out=gnu \ 821 -F file=@$$(expr $@ : 'check_\(.*\)') -o $@.out && \ 822 test ! -s $@.out || { cat $@.out; exit 1; } 823 mv $@.out $@ 824 825# Check that zishrink.awk does not alter the data, and that ziguard.awk 826# preserves main-format data. 827check_zishrink: check_zishrink_posix check_zishrink_right 828check_zishrink_posix check_zishrink_right: \ 829 zic leapseconds $(PACKRATDATA) $(TDATA) $(DATAFORM).zi tzdata.zi 830 rm -fr $@.dir $@-t.dir $@-shrunk.dir 831 mkdir $@.dir $@-t.dir $@-shrunk.dir 832 case $@ in \ 833 *_right) leap='-L leapseconds';; \ 834 *) leap=;; \ 835 esac && \ 836 $(ZIC) $$leap -d $@.dir $(DATAFORM).zi && \ 837 $(ZIC) $$leap -d $@-shrunk.dir tzdata.zi && \ 838 case $(DATAFORM) in \ 839 main) \ 840 $(ZIC) $$leap -d $@-t.dir $(TDATA) && \ 841 $(AWK) '/^Rule/' $(TDATA) | \ 842 $(ZIC) $$leap -d $@-t.dir - $(PACKRATDATA) && \ 843 diff -r $@.dir $@-t.dir;; \ 844 esac 845 diff -r $@.dir $@-shrunk.dir 846 rm -fr $@.dir $@-t.dir $@-shrunk.dir 847 touch $@ 848 849clean_misc: 850 rm -fr check_*.dir 851 rm -f *.o *.out $(TIME_T_ALTERNATIVES) \ 852 check_* core typecheck_* \ 853 date tzselect version.h zdump zic libtz.a 854clean: clean_misc 855 rm -fr *.dir tzdb-*/ 856 rm -f *.zi $(TZS_NEW) 857 858maintainer-clean: clean 859 @echo 'This command is intended for maintainers to use; it' 860 @echo 'deletes files that may need special tools to rebuild.' 861 rm -f leapseconds version $(MANTXTS) $(TZS) *.asc *.tar.* 862 863names: 864 @echo $(ENCHILADA) 865 866public: check check_public $(CHECK_TIME_T_ALTERNATIVES) \ 867 tarballs signatures 868 869date.1.txt: date.1 870newctime.3.txt: newctime.3 871newstrftime.3.txt: newstrftime.3 872newtzset.3.txt: newtzset.3 873time2posix.3.txt: time2posix.3 874tzfile.5.txt: tzfile.5 875tzselect.8.txt: tzselect.8 876zdump.8.txt: zdump.8 877zic.8.txt: zic.8 878 879$(MANTXTS): workman.sh 880 LC_ALL=C sh workman.sh `expr $@ : '\(.*\)\.txt$$'` >$@.out 881 mv $@.out $@ 882 883# Set file timestamps deterministically if possible, 884# so that tarballs containing the timestamps are reproducible. 885# 886# '$(SET_TIMESTAMP_N) N DEST A B C ...' sets the timestamp of the 887# file DEST to the maximum of the timestamps of the files A B C ..., 888# plus N if GNU ls and touch are available. 889SET_TIMESTAMP_N = sh -c '\ 890 n=$$0 dest=$$1; shift; \ 891 touch -cmr `ls -t "$$@" | sed 1q` "$$dest" && \ 892 if test $$n != 0 && \ 893 lsout=`ls -n --time-style="+%s" "$$dest" 2>/dev/null`; then \ 894 set x $$lsout && \ 895 touch -cmd @`expr $$7 + $$n` "$$dest"; \ 896 else :; fi' 897# If DEST depends on A B C ... in this Makefile, callers should use 898# $(SET_TIMESTAMP_DEP) DEST A B C ..., for the benefit of any 899# downstream 'make' that considers equal timestamps to be out of date. 900# POSIX allows this 'make' behavior, and HP-UX 'make' does it. 901# If all that matters is that the timestamp be reproducible 902# and plausible, use $(SET_TIMESTAMP). 903SET_TIMESTAMP = $(SET_TIMESTAMP_N) 0 904SET_TIMESTAMP_DEP = $(SET_TIMESTAMP_N) 1 905 906# Set the timestamps to those of the git repository, if available, 907# and if the files have not changed since then. 908# This uses GNU 'ls --time-style=+%s', which outputs the seconds count, 909# and GNU 'touch -d@N FILE', where N is the number of seconds since 1970. 910# If git or GNU is absent, don't bother to sync with git timestamps. 911# Also, set the timestamp of each prebuilt file like 'leapseconds' 912# to be the maximum of the files it depends on. 913set-timestamps.out: $(EIGHT_YARDS) 914 rm -f $@ 915 if (type git) >/dev/null 2>&1 && \ 916 files=`git ls-files $(EIGHT_YARDS)` && \ 917 touch -md @1 test.out; then \ 918 rm -f test.out && \ 919 for file in $$files; do \ 920 if git diff --quiet $$file; then \ 921 time=`git log -1 --format='tformat:%ct' $$file` && \ 922 touch -cmd @$$time $$file; \ 923 else \ 924 echo >&2 "$$file: warning: does not match repository"; \ 925 fi || exit; \ 926 done; \ 927 fi 928 $(SET_TIMESTAMP_DEP) leapseconds $(LEAP_DEPS) 929 for file in `ls $(MANTXTS) | sed 's/\.txt$$//'`; do \ 930 $(SET_TIMESTAMP_DEP) $$file.txt $$file workman.sh || \ 931 exit; \ 932 done 933 $(SET_TIMESTAMP_DEP) version $(VERSION_DEPS) 934 $(SET_TIMESTAMP_DEP) tzdata.zi $(TZDATA_ZI_DEPS) 935 touch $@ 936set-tzs-timestamp.out: $(TZS) 937 $(SET_TIMESTAMP_DEP) $(TZS) $(TZS_DEPS) 938 touch $@ 939 940# The zics below ensure that each data file can stand on its own. 941# We also do an all-files run to catch links to links. 942 943check_public: $(VERSION_DEPS) 944 rm -fr public.dir 945 mkdir public.dir 946 ln $(VERSION_DEPS) public.dir 947 cd public.dir && $(MAKE) CFLAGS='$(GCC_DEBUG_FLAGS)' ALL 948 for i in $(TDATA_TO_CHECK) public.dir/tzdata.zi \ 949 public.dir/vanguard.zi public.dir/main.zi \ 950 public.dir/rearguard.zi; \ 951 do \ 952 public.dir/zic -v -d public.dir/zoneinfo $$i 2>&1 || exit; \ 953 done 954 public.dir/zic -v -d public.dir/zoneinfo-all $(TDATA_TO_CHECK) 955 rm -fr public.dir 956 touch $@ 957 958# Check that the code works under various alternative 959# implementations of time_t. 960check_time_t_alternatives: $(TIME_T_ALTERNATIVES) 961$(TIME_T_ALTERNATIVES_TAIL): $(TIME_T_ALTERNATIVES_HEAD) 962$(TIME_T_ALTERNATIVES): $(VERSION_DEPS) 963 rm -fr $@.dir 964 mkdir $@.dir 965 ln $(VERSION_DEPS) $@.dir 966 case $@ in \ 967 int32_t) range=-2147483648,2147483648;; \ 968 u*) range=0,4294967296;; \ 969 *) range=-4294967296,4294967296;; \ 970 esac && \ 971 wd=`pwd` && \ 972 zones=`$(AWK) '/^[^#]/ { print $$3 }' <zone1970.tab` && \ 973 if test $@ = $(TIME_T_ALTERNATIVES_HEAD); then \ 974 range_target=; \ 975 else \ 976 range_target=to$$range.tzs; \ 977 fi && \ 978 (cd $@.dir && \ 979 $(MAKE) TOPDIR="$$wd/$@.dir" \ 980 CFLAGS='$(CFLAGS) -Dtime_tz='"'$@'" \ 981 REDO='$(REDO)' \ 982 D=$$wd/$@.dir \ 983 TZS_YEAR="$$range" TZS_CUTOFF_FLAG="-t $$range" \ 984 install $$range_target) && \ 985 test $@ = $(TIME_T_ALTERNATIVES_HEAD) || { \ 986 (cd $(TIME_T_ALTERNATIVES_HEAD).dir && \ 987 $(MAKE) TOPDIR="$$wd/$@.dir" \ 988 TZS_YEAR="$$range" TZS_CUTOFF_FLAG="-t $$range" \ 989 D=$$wd/$@.dir \ 990 to$$range.tzs) && \ 991 diff -u $(TIME_T_ALTERNATIVES_HEAD).dir/to$$range.tzs \ 992 $@.dir/to$$range.tzs && \ 993 if diff -q Makefile Makefile 2>/dev/null; then \ 994 quiet_option='-q'; \ 995 else \ 996 quiet_option=''; \ 997 fi && \ 998 diff $$quiet_option -r $(TIME_T_ALTERNATIVES_HEAD).dir/etc \ 999 $@.dir/etc && \ 1000 diff $$quiet_option -r \ 1001 $(TIME_T_ALTERNATIVES_HEAD).dir/usr/share \ 1002 $@.dir/usr/share; \ 1003 } 1004 touch $@ 1005 1006TRADITIONAL_ASC = \ 1007 tzcode$(VERSION).tar.gz.asc \ 1008 tzdata$(VERSION).tar.gz.asc 1009REARGUARD_ASC = \ 1010 tzdata$(VERSION)-rearguard.tar.gz.asc 1011ALL_ASC = $(TRADITIONAL_ASC) $(REARGUARD_ASC) \ 1012 tzdb-$(VERSION).tar.lz.asc 1013 1014tarballs rearguard_tarballs traditional_tarballs \ 1015signatures rearguard_signatures traditional_signatures: \ 1016 version set-timestamps.out rearguard.zi 1017 VERSION=`cat version` && \ 1018 $(MAKE) AWK='$(AWK)' VERSION="$$VERSION" $@_version 1019 1020# These *_version rules are intended for use if VERSION is set by some 1021# other means. Ordinarily these rules are used only by the above 1022# non-_version rules, which set VERSION on the 'make' command line. 1023tarballs_version: traditional_tarballs_version rearguard_tarballs_version \ 1024 tzdb-$(VERSION).tar.lz 1025rearguard_tarballs_version: \ 1026 tzdata$(VERSION)-rearguard.tar.gz 1027traditional_tarballs_version: \ 1028 tzcode$(VERSION).tar.gz tzdata$(VERSION).tar.gz 1029signatures_version: $(ALL_ASC) 1030rearguard_signatures_version: $(REARGUARD_ASC) 1031traditional_signatures_version: $(TRADITIONAL_ASC) 1032 1033tzcode$(VERSION).tar.gz: set-timestamps.out 1034 LC_ALL=C && export LC_ALL && \ 1035 tar $(TARFLAGS) -cf - \ 1036 $(COMMON) $(DOCS) $(SOURCES) | \ 1037 gzip $(GZIPFLAGS) >$@.out 1038 mv $@.out $@ 1039 1040tzdata$(VERSION).tar.gz: set-timestamps.out 1041 LC_ALL=C && export LC_ALL && \ 1042 tar $(TARFLAGS) -cf - $(COMMON) $(DATA) $(MISC) | \ 1043 gzip $(GZIPFLAGS) >$@.out 1044 mv $@.out $@ 1045 1046tzdata$(VERSION)-rearguard.tar.gz: rearguard.zi set-timestamps.out 1047 rm -fr tzdata$(VERSION)-rearguard.dir 1048 mkdir tzdata$(VERSION)-rearguard.dir 1049 ln $(COMMON) $(DATA) $(MISC) tzdata$(VERSION)-rearguard.dir 1050 cd tzdata$(VERSION)-rearguard.dir && \ 1051 rm -f $(TDATA) $(PACKRATDATA) version 1052 for f in $(TDATA) $(PACKRATDATA); do \ 1053 rearf=tzdata$(VERSION)-rearguard.dir/$$f; \ 1054 $(AWK) -v DATAFORM=rearguard -f ziguard.awk $$f >$$rearf && \ 1055 $(SET_TIMESTAMP_DEP) $$rearf ziguard.awk $$f || exit; \ 1056 done 1057 sed '1s/$$/-rearguard/' \ 1058 <version >tzdata$(VERSION)-rearguard.dir/version 1059 : The dummy pacificnew pacifies TZUpdater 2.3.1 and earlier. 1060 TZ=UTC0 touch -mt 202010122253.00 \ 1061 tzdata$(VERSION)-rearguard.dir/pacificnew 1062 touch -cmr version tzdata$(VERSION)-rearguard.dir/version 1063 LC_ALL=C && export LC_ALL && \ 1064 (cd tzdata$(VERSION)-rearguard.dir && \ 1065 tar $(TARFLAGS) -cf - \ 1066 $(COMMON) $(DATA) $(MISC) pacificnew | \ 1067 gzip $(GZIPFLAGS)) >$@.out 1068 mv $@.out $@ 1069 1070tzdb-$(VERSION).tar.lz: set-timestamps.out set-tzs-timestamp.out 1071 rm -fr tzdb-$(VERSION) 1072 mkdir tzdb-$(VERSION) 1073 ln $(ENCHILADA) tzdb-$(VERSION) 1074 $(SET_TIMESTAMP) tzdb-$(VERSION) tzdb-$(VERSION)/* 1075 LC_ALL=C && export LC_ALL && \ 1076 tar $(TARFLAGS) -cf - tzdb-$(VERSION) | lzip -9 >$@.out 1077 mv $@.out $@ 1078 1079tzcode$(VERSION).tar.gz.asc: tzcode$(VERSION).tar.gz 1080tzdata$(VERSION).tar.gz.asc: tzdata$(VERSION).tar.gz 1081tzdata$(VERSION)-rearguard.tar.gz.asc: tzdata$(VERSION)-rearguard.tar.gz 1082tzdb-$(VERSION).tar.lz.asc: tzdb-$(VERSION).tar.lz 1083$(ALL_ASC): 1084 $(GPG) --armor --detach-sign $? 1085 1086TYPECHECK_CFLAGS = $(CFLAGS) -DTYPECHECK -D__time_t_defined -D_TIME_T 1087typecheck: typecheck_long_long typecheck_unsigned 1088typecheck_long_long typecheck_unsigned: $(VERSION_DEPS) 1089 rm -fr $@.dir 1090 mkdir $@.dir 1091 ln $(VERSION_DEPS) $@.dir 1092 cd $@.dir && \ 1093 case $@ in \ 1094 *_long_long) i="long long";; \ 1095 *_unsigned ) i="unsigned" ;; \ 1096 esac && \ 1097 typecheck_cflags='' && \ 1098 $(MAKE) \ 1099 CFLAGS="$(TYPECHECK_CFLAGS) \"-Dtime_t=$$i\"" \ 1100 TOPDIR="`pwd`" \ 1101 install 1102 $@.dir/zdump -i -c 1970,1971 Europe/Rome 1103 touch $@ 1104 1105zonenames: tzdata.zi 1106 @$(AWK) '/^Z/ { print $$2 } /^L/ { print $$3 }' tzdata.zi 1107 1108asctime.o: private.h tzfile.h 1109date.o: private.h 1110difftime.o: private.h 1111localtime.o: private.h tzfile.h 1112strftime.o: private.h tzfile.h 1113zdump.o: version.h 1114zic.o: private.h tzfile.h version.h 1115 1116.PHONY: ALL INSTALL all 1117.PHONY: check check_time_t_alternatives 1118.PHONY: check_web check_zishrink 1119.PHONY: clean clean_misc dummy.zd force_tzs 1120.PHONY: install install_data maintainer-clean names 1121.PHONY: posix_only posix_packrat posix_right public 1122.PHONY: rearguard_signatures rearguard_signatures_version 1123.PHONY: rearguard_tarballs rearguard_tarballs_version 1124.PHONY: right_only right_posix signatures signatures_version 1125.PHONY: tarballs tarballs_version 1126.PHONY: traditional_signatures traditional_signatures_version 1127.PHONY: traditional_tarballs traditional_tarballs_version 1128.PHONY: typecheck 1129.PHONY: zonenames zones 1130.PHONY: $(ZDS) 1131