1# <pre> 2# This file is in the public domain, so clarified as of 3# 2009-05-17 by Arthur David Olson. 4 5# Version numbers of the code and data distributions. 6VERSION = 2012e 7 8# Change the line below for your time zone (after finding the zone you want in 9# the time zone files, or adding it to a time zone file). 10# Alternately, if you discover you've got the wrong time zone, you can just 11# zic -l rightzone 12# to correct things. 13# Use the command 14# make zonenames 15# to get a list of the values you can use for LOCALTIME. 16 17LOCALTIME= GMT 18 19# If you want something other than Eastern United States time as a template 20# for handling POSIX-style time zone environment variables, 21# change the line below (after finding the zone you want in the 22# time zone files, or adding it to a time zone file). 23# (When a POSIX-style environment variable is handled, the rules in the 24# template file are used to determine "spring forward" and "fall back" days and 25# times; the environment variable itself specifies UTC offsets of standard and 26# summer time.) 27# Alternately, if you discover you've got the wrong time zone, you can just 28# zic -p rightzone 29# to correct things. 30# Use the command 31# make zonenames 32# to get a list of the values you can use for POSIXRULES. 33# If you want POSIX compatibility, use "America/New_York". 34 35POSIXRULES= America/New_York 36 37# Also see TZDEFRULESTRING below, which takes effect only 38# if the time zone files cannot be accessed. 39 40# Everything gets put in subdirectories of. . . 41 42TOPDIR= /usr/local 43 44# "Compiled" time zone information is placed in the "TZDIR" directory 45# (and subdirectories). 46# Use an absolute path name for TZDIR unless you're just testing the software. 47 48TZDIR= $(TOPDIR)/etc/zoneinfo 49 50# The "tzselect", "zic", and "zdump" commands get installed in. . . 51 52ETCDIR= $(TOPDIR)/etc 53 54# If you "make INSTALL", the "date" command gets installed in. . . 55 56BINDIR= $(TOPDIR)/bin 57 58# Manual pages go in subdirectories of. . . 59 60MANDIR= $(TOPDIR)/man 61 62# Library functions are put in an archive in LIBDIR. 63 64LIBDIR= $(TOPDIR)/lib 65TZLIB= $(LIBDIR)/libtz.a 66 67# If you always want time values interpreted as "seconds since the epoch 68# (not counting leap seconds)", use 69# REDO= posix_only 70# below. If you always want right time values interpreted as "seconds since 71# the epoch" (counting leap seconds)", use 72# REDO= right_only 73# below. If you want both sets of data available, with leap seconds not 74# counted normally, use 75# REDO= posix_right 76# below. If you want both sets of data available, with leap seconds counted 77# normally, use 78# REDO= right_posix 79# below. 80# POSIX mandates that leap seconds not be counted; for compatibility with it, 81# use either "posix_only" or "posix_right". 82 83REDO= posix_right 84 85# Since "." may not be in PATH... 86 87YEARISTYPE= ./yearistype 88 89# Non-default libraries needed to link. 90# Add -lintl if you want to use `gettext' on Solaris. 91LDLIBS= 92 93# Add the following to the end of the "CFLAGS=" line as needed. 94# -DHAVE_ADJTIME=0 if `adjtime' does not exist (SVR0?) 95# -DHAVE_GETTEXT=1 if `gettext' works (GNU, Linux, Solaris); also see LDLIBS 96# -DHAVE_INCOMPATIBLE_CTIME_R=1 if your system's time.h declares 97# ctime_r and asctime_r incompatibly with the POSIX standard (Solaris 8). 98# -DHAVE_SETTIMEOFDAY=0 if settimeofday does not exist (SVR0?) 99# -DHAVE_SETTIMEOFDAY=1 if settimeofday has just 1 arg (SVR4) 100# -DHAVE_SETTIMEOFDAY=2 if settimeofday uses 2nd arg (4.3BSD) 101# -DHAVE_SETTIMEOFDAY=3 if settimeofday ignores 2nd arg (4.4BSD) 102# -DHAVE_STDINT_H=1 if you have a pre-C99 compiler with "stdint.h" 103# -DHAVE_SYMLINK=0 if your system lacks the symlink function 104# -DHAVE_SYS_STAT_H=0 if your compiler lacks a "sys/stat.h" 105# -DHAVE_SYS_WAIT_H=0 if your compiler lacks a "sys/wait.h" 106# -DLOCALE_HOME=\"path\" if locales are in "path", not "/usr/lib/locale" 107# -DHAVE_UNISTD_H=0 if your compiler lacks a "unistd.h" (Microsoft C++ 7?) 108# -DHAVE_UTMPX_H=1 if your compiler has a "utmpx.h" 109# -DTZDEFRULESTRING=\",date/time,date/time\" to default to the specified 110# DST transitions if the time zone files cannot be accessed 111# -DTZ_DOMAIN=\"foo\" to use "foo" for gettext domain name; default is "tz" 112# -TTZ_DOMAINDIR=\"/path\" to use "/path" for gettext directory; 113# the default is system-supplied, typically "/usr/lib/locale" 114# $(GCC_DEBUG_FLAGS) if you are using GCC and want lots of checking 115# -DNO_RUN_TIME_WARNINGS_ABOUT_YEAR_2000_PROBLEMS_THANK_YOU=1 116# if you do not want run time warnings about formats that may cause 117# year 2000 grief 118# -DNO_ERROR_IN_DST_GAP=1 119# if you want mktime() not to return an error in the DST gap. 120# -DZIC_MAX_ABBR_LEN_WO_WARN=3 121# (or some other number) to set the maximum time zone abbreviation length 122# that zic will accept without a warning (the default is 6) 123GCC_DEBUG_FLAGS = -Dlint -g -O3 -fno-common \ 124 -Wall -Wcast-qual -Wconversion -Wmissing-prototypes \ 125 -Wnested-externs -Wpointer-arith -Wshadow \ 126 -Wtraditional # -Wstrict-prototypes -Wwrite-strings 127# 128# If you want to use System V compatibility code, add 129# -DUSG_COMPAT 130# to the end of the "CFLAGS=" line. This arrange for "timezone" and "daylight" 131# variables to be kept up-to-date by the time conversion functions. Neither 132# "timezone" nor "daylight" is described in X3J11's work. 133# 134# If your system has a "GMT offset" field in its "struct tm"s 135# (or if you decide to add such a field in your system's "time.h" file), 136# add the name to a define such as 137# -DTM_GMTOFF=tm_gmtoff 138# or 139# -DTM_GMTOFF=_tm_gmtoff 140# to the end of the "CFLAGS=" line. 141# Neither tm_gmtoff nor _tm_gmtoff is described in X3J11's work; 142# in its work, use of "tm_gmtoff" is described as non-conforming. 143# Both Linux and BSD have done the equivalent of defining TM_GMTOFF in 144# their recent releases. 145# 146# If your system has a "zone abbreviation" field in its "struct tm"s 147# (or if you decide to add such a field in your system's "time.h" file), 148# add the name to a define such as 149# -DTM_ZONE=tm_zone 150# or 151# -DTM_ZONE=_tm_zone 152# to the end of the "CFLAGS=" line. 153# Neither tm_zone nor _tm_zone is described in X3J11's work; 154# in its work, use of "tm_zone" is described as non-conforming. 155# Both UCB and Sun have done the equivalent of defining TM_ZONE in 156# their recent releases. 157# 158# If you want functions that were inspired by early versions of X3J11's work, 159# add 160# -DSTD_INSPIRED 161# to the end of the "CFLAGS=" line. This arranges for the functions 162# "tzsetwall", "offtime", "timelocal", "timegm", "timeoff", 163# "posix2time", and "time2posix" to be added to the time conversion library. 164# "tzsetwall" is like "tzset" except that it arranges for local wall clock 165# time (rather than the time specified in the TZ environment variable) 166# to be used. 167# "offtime" is like "gmtime" except that it accepts a second (long) argument 168# that gives an offset to add to the time_t when converting it. 169# "timelocal" is equivalent to "mktime". 170# "timegm" is like "timelocal" except that it turns a struct tm into 171# a time_t using UTC (rather than local time as "timelocal" does). 172# "timeoff" is like "timegm" except that it accepts a second (long) argument 173# that gives an offset to use when converting to a time_t. 174# "posix2time" and "time2posix" are described in an included manual page. 175# X3J11's work does not describe any of these functions. 176# Sun has provided "tzsetwall", "timelocal", and "timegm" in SunOS 4.0. 177# These functions may well disappear in future releases of the time 178# conversion package. 179# 180# If you want Source Code Control System ID's left out of object modules, add 181# -DNOID 182# to the end of the "CFLAGS=" line. 183# 184# If you'll never want to handle solar-time-based time zones, add 185# -DNOSOLAR 186# to the end of the "CFLAGS=" line 187# (and comment out the "SDATA=" line below). 188# This reduces (slightly) the run-time data-space requirements of 189# the time conversion functions; it may reduce the acceptability of your system 190# to folks in oil- and cash-rich places. 191# 192# If you want to allocate state structures in localtime, add 193# -DALL_STATE 194# to the end of the "CFLAGS=" line. Storage is obtained by calling malloc. 195# 196# If you want an "altzone" variable (a la System V Release 3.1), add 197# -DALTZONE 198# to the end of the "CFLAGS=" line. 199# This variable is not described in X3J11's work. 200# 201# If you want a "gtime" function (a la MACH), add 202# -DCMUCS 203# to the end of the "CFLAGS=" line 204# This function is not described in X3J11's work. 205# 206# NIST-PCTS:151-2, Version 1.4, (1993-12-03) is a test suite put 207# out by the National Institute of Standards and Technology 208# which claims to test C and Posix conformance. If you want to pass PCTS, add 209# -DPCTS 210# to the end of the "CFLAGS=" line. 211# 212# If you want strict compliance with XPG4 as of 1994-04-09, add 213# -DXPG4_1994_04_09 214# to the end of the "CFLAGS=" line. This causes "strftime" to always return 215# 53 as a week number (rather than 52 or 53) for those days in January that 216# before the first Monday in January when a "%V" format is used and January 1 217# falls on a Friday, Saturday, or Sunday. 218 219CFLAGS= 220 221# If you want zic's -s option used when installing, uncomment the next line 222# ZFLAGS= -s 223 224zic= ./zic 225ZIC= $(zic) $(ZFLAGS) 226 227# The name of a Posix-compliant `awk' on your system. 228AWK= nawk 229 230# The path where SGML DTDs are kept. 231# The default is appropriate for Ubuntu. 232SGML_TOPDIR= /usr 233SGML_SEARCH_PATH= $(SGML_TOPDIR)/share/xml/xhtml/schema/dtd/REC-html401-19991224 234 235# The catalog file(s) to use when validating. 236SGML_CATALOG_FILES= HTML4.cat 237 238# The name, arguments and environment of a program to validate your web pages. 239# See <http://www.jclark.com/sp/> for a validator, and 240# <http://validator.w3.org/source/> for a validation library. 241VALIDATE = nsgmls 242VALIDATE_FLAGS = -s -B -wall -wno-unused-param 243VALIDATE_ENV = \ 244 SGML_CATALOG_FILES=$(SGML_CATALOG_FILES) \ 245 SGML_SEARCH_PATH=$(SGML_SEARCH_PATH) \ 246 SP_CHARSET_FIXED=YES \ 247 SP_ENCODING=UTF-8 248 249# Flags to give 'tar' when making a distribution. 250# Try to use flags appropriate for GNU tar. 251GNUTARFLAGS= --numeric-owner --owner=0 --group=0 --mode=go+u,go-w 252TARFLAGS= `if tar $(GNUTARFLAGS) --version >/dev/null 2>&1; \ 253 then echo $(GNUTARFLAGS); \ 254 else :; \ 255 fi` 256 257# Flags to give 'gzip' when making a distribution. 258GZIPFLAGS= -9n 259 260############################################################################### 261 262cc= cc 263CC= $(cc) -DTZDIR=\"$(TZDIR)\" 264 265TZCSRCS= zic.c localtime.c asctime.c scheck.c ialloc.c 266TZCOBJS= zic.o localtime.o asctime.o scheck.o ialloc.o 267TZDSRCS= zdump.c localtime.c ialloc.c 268TZDOBJS= zdump.o localtime.o ialloc.o 269DATESRCS= date.c localtime.c strftime.c asctime.c 270DATEOBJS= date.o localtime.o strftime.o asctime.o 271LIBSRCS= localtime.c asctime.c difftime.c 272LIBOBJS= localtime.o asctime.o difftime.o 273HEADERS= tzfile.h private.h 274NONLIBSRCS= zic.c zdump.c scheck.c ialloc.c 275NEWUCBSRCS= date.c strftime.c 276SOURCES= $(HEADERS) $(LIBSRCS) $(NONLIBSRCS) $(NEWUCBSRCS) tzselect.ksh 277MANS= newctime.3 newstrftime.3 newtzset.3 time2posix.3 \ 278 tzfile.5 tzselect.8 zic.8 zdump.8 279DOCS= README Theory $(MANS) date.1 Makefile 280PRIMARY_YDATA= africa antarctica asia australasia \ 281 europe northamerica southamerica 282YDATA= $(PRIMARY_YDATA) pacificnew etcetera backward 283NDATA= systemv factory 284SDATA= solar87 solar88 solar89 285TDATA= $(YDATA) $(NDATA) $(SDATA) 286TABDATA= iso3166.tab zone.tab 287DATA= $(YDATA) $(NDATA) $(SDATA) $(TABDATA) leapseconds yearistype.sh 288WEB_PAGES= tz-art.htm tz-link.htm 289MISC= usno1988 usno1989 usno1989a usno1995 usno1997 usno1998 \ 290 $(WEB_PAGES) checktab.awk workman.sh \ 291 zoneinfo2tdf.pl 292ENCHILADA= $(DOCS) $(SOURCES) $(DATA) $(MISC) 293 294# And for the benefit of csh users on systems that assume the user 295# shell should be used to handle commands in Makefiles. . . 296 297SHELL= /bin/sh 298 299all: tzselect zic zdump $(LIBOBJS) 300 301ALL: all date 302 303install: all $(DATA) $(REDO) $(TZLIB) $(MANS) $(TABDATA) 304 $(ZIC) -y $(YEARISTYPE) \ 305 -d $(TZDIR) -l $(LOCALTIME) -p $(POSIXRULES) 306 -rm -f $(TZDIR)/iso3166.tab $(TZDIR)/zone.tab 307 cp iso3166.tab zone.tab $(TZDIR)/. 308 -mkdir $(TOPDIR) $(ETCDIR) 309 cp tzselect zic zdump $(ETCDIR)/. 310 -mkdir $(TOPDIR) $(MANDIR) \ 311 $(MANDIR)/man3 $(MANDIR)/man5 $(MANDIR)/man8 312 -rm -f $(MANDIR)/man3/newctime.3 \ 313 $(MANDIR)/man3/newtzset.3 \ 314 $(MANDIR)/man5/tzfile.5 \ 315 $(MANDIR)/man8/tzselect.8 \ 316 $(MANDIR)/man8/zdump.8 \ 317 $(MANDIR)/man8/zic.8 318 cp newctime.3 newtzset.3 $(MANDIR)/man3/. 319 cp tzfile.5 $(MANDIR)/man5/. 320 cp tzselect.8 zdump.8 zic.8 $(MANDIR)/man8/. 321 322INSTALL: ALL install date.1 323 -mkdir $(TOPDIR) $(BINDIR) 324 cp date $(BINDIR)/. 325 -mkdir $(TOPDIR) $(MANDIR) $(MANDIR)/man1 326 -rm -f $(MANDIR)/man1/date.1 327 cp date.1 $(MANDIR)/man1/. 328 329version.h: 330 echo >$@ \ 331 'static char const TZVERSION[]="tz$(VERSION)";' 332 333zdump: $(TZDOBJS) 334 $(CC) $(CFLAGS) $(LFLAGS) $(TZDOBJS) $(LDLIBS) -o $@ 335 336zic: $(TZCOBJS) yearistype 337 $(CC) $(CFLAGS) $(LFLAGS) $(TZCOBJS) $(LDLIBS) -o $@ 338 339yearistype: yearistype.sh 340 cp yearistype.sh yearistype 341 chmod +x yearistype 342 343posix_only: zic $(TDATA) 344 $(ZIC) -y $(YEARISTYPE) -d $(TZDIR) -L /dev/null $(TDATA) 345 346right_only: zic leapseconds $(TDATA) 347 $(ZIC) -y $(YEARISTYPE) -d $(TZDIR) -L leapseconds $(TDATA) 348 349# In earlier versions of this makefile, the other two directories were 350# subdirectories of $(TZDIR). However, this led to configuration errors. 351# For example, with posix_right under the earlier scheme, 352# TZ='right/Australia/Adelaide' got you localtime with leap seconds, 353# but gmtime without leap seconds, which led to problems with applications 354# like sendmail that subtract gmtime from localtime. 355# Therefore, the other two directories are now siblings of $(TZDIR). 356# You must replace all of $(TZDIR) to switch from not using leap seconds 357# to using them, or vice versa. 358other_two: zic leapseconds $(TDATA) 359 $(ZIC) -y $(YEARISTYPE) -d $(TZDIR)-posix -L /dev/null $(TDATA) 360 $(ZIC) -y $(YEARISTYPE) \ 361 -d $(TZDIR)-leaps -L leapseconds $(TDATA) 362 363posix_right: posix_only other_two 364 365right_posix: right_only other_two 366 367zones: $(REDO) 368 369$(TZLIB): $(LIBOBJS) 370 -mkdir $(TOPDIR) $(LIBDIR) 371 ar ru $@ $(LIBOBJS) 372 if [ -x /usr/ucb/ranlib -o -x /usr/bin/ranlib ] ; \ 373 then ranlib $@ ; fi 374 375date: $(DATEOBJS) 376 $(CC) $(CFLAGS) date.o localtime.o asctime.o strftime.o \ 377 $(LDLIBS) -lc -o $@ 378 379tzselect: tzselect.ksh 380 sed \ 381 -e 's|AWK=[^}]*|AWK=$(AWK)|g' \ 382 -e 's|TZDIR=[^}]*|TZDIR=$(TZDIR)|' \ 383 -e 's|\(TZVERSION\)=.*|\1=tz$(VERSION)|' \ 384 <$? >$@ 385 chmod +x $@ 386 387check: check_tables check_web 388 389check_tables: checktab.awk $(PRIMARY_YDATA) 390 $(AWK) -f checktab.awk $(PRIMARY_YDATA) 391 392check_web: $(WEB_PAGES) 393 $(VALIDATE_ENV) $(VALIDATE) $(VALIDATE_FLAGS) $(WEB_PAGES) 394 395clean: 396 rm -f core *.o *.out \ 397 date tzselect version.h zdump zic yearistype 398 399maintainer-clean: clean 400 @echo 'This command is intended for maintainers to use; it' 401 @echo 'deletes files that may need special tools to rebuild.' 402 rm -f *.[1-8].txt tzcode*.tar.gz tzdata*.tar.gz 403 404names: 405 @echo $(ENCHILADA) 406 407# Set the time stamps to those of the git repository, if available, 408# and if the files have not changed since then. 409# This uses GNU 'touch' syntax 'touch -d@N FILE', 410# where N is the number of seconds since 1970. 411# If git or GNU 'touch' is absent, do nothing. 412set-timestamps: 413 -TZ=UTC0 && export TZ && files=`git ls-files` && \ 414 touch -d @1 test.out && rm -f test.out && \ 415 for file in $$files; do \ 416 test -z "`git diff --name-only $$file`" || continue; \ 417 cmd="touch -d @`git log -1 --format='format:%ct' $$file \ 418 ` $$file" && \ 419 echo "$$cmd" && \ 420 $$cmd || exit; \ 421 done 422 423# The zics below ensure that each data file can stand on its own. 424# We also do an all-files run to catch links to links. 425 426public: $(ENCHILADA) set-timestamps 427 make maintainer-clean 428 make "CFLAGS=$(GCC_DEBUG_FLAGS)" 429 mkdir -m go-rwx /tmp/,tzpublic 430 -for i in $(TDATA) ; do zic -v -d /tmp/,tzpublic $$i 2>&1 | grep -v "starting year" ; done 431 for i in $(TDATA) ; do zic -d /tmp/,tzpublic $$i || exit; done 432 zic -v -d /tmp/,tzpublic $(TDATA) || exit 433 rm -f -r /tmp/,tzpublic 434 for i in *.[1-8] ; do \ 435 LC_ALL=C sh workman.sh $$i > $$i.txt && \ 436 touch -r $$i $$i.txt || exit; \ 437 done 438 $(AWK) -f checktab.awk $(PRIMARY_YDATA) 439 LC_ALL=C && export LC_ALL && \ 440 tar $(TARFLAGS) -cf - $(DOCS) $(SOURCES) $(MISC) *.[1-8].txt | \ 441 gzip $(GZIPFLAGS) > tzcode$(VERSION).tar.gz 442 LC_ALL=C && export LC_ALL && \ 443 tar $(TARFLAGS) -cf - $(DATA) | \ 444 gzip $(GZIPFLAGS) > tzdata$(VERSION).tar.gz 445 446typecheck: 447 make clean 448 for i in "long long" unsigned double; \ 449 do \ 450 make CFLAGS="-DTYPECHECK -D_TIME_T \"-Dtime_t=$$i\"" ; \ 451 ./zdump -v Europe/Rome ; \ 452 make clean ; \ 453 done 454 455zonenames: $(TDATA) 456 @$(AWK) '/^Zone/ { print $$2 } /^Link/ { print $$3 }' $(TDATA) 457 458asctime.o: private.h tzfile.h 459date.o: private.h 460difftime.o: private.h 461ialloc.o: private.h 462localtime.o: private.h tzfile.h 463scheck.o: private.h 464strftime.o: tzfile.h 465zdump.o: version.h 466zic.o: private.h tzfile.h version.h 467 468.KEEP_STATE: 469