timezone/Makefile

   1 # Copyright (C) 1998, 1999 Free Software Foundation, Inc.
   2 # This file is part of the GNU C Library.
   3
   4 # The GNU C Library is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU Library General Public License as
   6 # published by the Free Software Foundation; either version 2 of the
   7 # License, or (at your option) any later version.
   8
   9 # The GNU C Library is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # Library General Public License for more details.
  13
  14 # You should have received a copy of the GNU Library General Public
  15 # License along with the GNU C Library; see the file COPYING.LIB.  If not,
  16 # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17 # Boston, MA 02111-1307, USA.
  18
  19 #
  20 #       Makefile for timezone information
  21 #
  22 subdir  := timezone
  23
  24 distribute := tzfile.h private.h scheck.c ialloc.c yearistype   \
  25               iso3166.tab zone.tab tzselect.ksh checktab.awk    \
  26               README
  27
  28 extra-objs := scheck.o ialloc.o
  29
  30 others  := zdump zic
  31 tests   := test-tz tst-timezone
  32
  33 tzbases := africa antarctica asia australasia europe northamerica \
  34            southamerica etcetera factory systemv \
  35            solar87 solar88 solar89
  36 tzlinks := backward
  37 tzfiles := $(tzbases) $(tzlinks)
  38 # pacificnew doesn't compile; if it is to be used, it should be included in
  39 # northamerica.
  40 distribute += $(tzfiles) leapseconds pacificnew simplebackw
  41
  42 generated := $(addprefix z.,$(tzfiles))
  43 install-sbin := zic zdump
  44
  45 generated-dirs = testdata
  46
  47 all: # Make this the default target; it will be defined in Rules.
  48
  49 include ../Makeconfig   # Get objpfx defined so we can use it below.
  50
  51 # z.* use this variable.
  52 define nl
  53
  54
  55 endef
  56 ifndef avoid-generated
  57 ifndef inhibit_timezone_rules
  58 -include $(addprefix $(objpfx)z.,$(tzfiles))
  59 endif
  60 endif
  61
  62 # Make these absolute file names.
  63 installed-localtime-file := $(firstword $(filter /%,$(inst_localtime-file)) \
  64                                         $(addprefix $(inst_zonedir)/, \
  65                                                     $(localtime-file)))
  66 installed-posixrules-file := $(firstword $(filter /%,$(posixrules-file)) \
  67                                          $(addprefix $(inst_zonedir)/, \
  68                                                      $(posixrules-file)))
  69
  70 ifeq ($(cross-compiling),no)
  71 # Don't try to install the zoneinfo files since we can't run zic.
  72 install-others = $(addprefix $(inst_zonedir)/,$(zonenames) \
  73                                               $(zonenames:%=posix/%) \
  74                                               $(zonenames:%=right/%)) \
  75                  $(installed-localtime-file) $(installed-posixrules-file)
  76 endif
  77
  78 ifeq ($(have-ksh),yes)
  79 install-others += $(inst_zonedir)/iso3166.tab $(inst_zonedir)/zone.tab
  80 install-bin += tzselect
  81 generated += tzselect
  82 endif
  83
  84 include ../Rules
  85
  86
  87 $(tzfiles:%=$(objpfx)z.%): $(objpfx)z.%: % Makefile
  88 # Kludge alert: we use an implicit rule (in what we are generating here)
  89 # because that is the only way to tell Make that the one command builds all
  90 # the files.
  91 # The extra kludge for the $(tzlinks) files is necessary since running zic
  92 # this file requires all other files to exist.  Blech!
  93         $(make-target-directory)
  94         (echo 'define $*-zones'                                             ;\
  95          $(AWK) '$$1 == "Zone" { print $$2 } $$1 == "Link" { print $$3 }' $^ ;\
  96          echo 'endef'                                                       ;\
  97          echo '$*-zones := $$(subst $$(nl), ,$$($*-zones))'                 ;\
  98          echo 'ifdef $*-zones'                                              ;\
  99          if test x$(findstring $*, $(tzlinks)) != x; then                    \
 100            echo '$$(addprefix $$(inst_zonedir)/right/,$$($*-zones)): \';\
 101            echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/right/,$$($$t-zones)))' ;\
 102            echo '$$(addprefix $$(inst_zonedir)/posix/,$$($*-zones)): \';\
 103            echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/posix/,$$($$t-zones)))' ;\
 104            echo '$$(addprefix $$(inst_zonedir)/,$$($*-zones)): \'           ;\
 105            echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/,$$($$t-zones)))' ;\
 106          fi                                                                 ;\
 107          echo '$$(addprefix $$(inst_datadir)/zone%/right/,$$($*-zones)): \' ;\
 108          echo '$< $$(objpfx)zic leapseconds yearistype'                     ;\
 109          echo ' $$(tzcompile)'                                              ;\
 110          echo '$$(addprefix $$(inst_datadir)/zone%/posix/,$$($*-zones)): \' ;\
 111          echo '$< $$(objpfx)zic /dev/null yearistype'                       ;\
 112          echo ' $$(tzcompile)'                                              ;\
 113          echo '$$(addprefix $$(inst_datadir)/zone%/,$$($*-zones)): \'       ;\
 114          echo '$< $$(objpfx)zic $$(leapseconds) yearistype'                 ;\
 115          echo ' $$(tzcompile)'                                              ;\
 116          echo 'endif'                                                       ;\
 117          echo 'zonenames := $$(zonenames) $$($*-zones)'                     ;\
 118         ) > $@.new
 119         mv $@.new $@
 120
 121 .PHONY: echo-zonenames
 122 echo-zonenames:
 123         @echo 'Known zones: $(zonenames)'
 124
 125
 126 # We have to use `-d $(inst_zonedir)' to explictly tell zic where to
 127 # place the output files although $(zonedir) is compiled in.  But the
 128 # user might have set $(install_root) on the command line of `make install'.
 129 zic-cmd = $(built-program-cmd) -d $(inst_zonedir)
 130 tzcompile = $(zic-cmd)$(target-zone-flavor) -L $(word 3,$^) \
 131             -y $(dir $(word 4,$^))$(notdir $(word 4,$^)) $<
 132
 133 # The source files specify the zone names relative to the -d directory,
 134 # so for the posix/ and right/ flavors we need to pass -d $(inst_zonedir)/posix
 135 # and the like.  This magic extracts /posix or /right if it's the first
 136 # component after $(inst_zonedir) in the target name $@.
 137 target-zone-flavor = $(filter /posix /right, \
 138                               /$(firstword $(subst /, , \
 139                                           $(patsubst $(inst_zonedir)/%,%,$@))))
 140
 141 ifdef localtime
 142 $(installed-localtime-file): $(inst_zonedir)/$(localtime) $(objpfx)zic \
 143                              $(+force)
 144         $(make-target-directory)
 145         if test -r $@; then \
 146           echo Site timezone NOT reset to Factory.; \
 147         else \
 148           rm -f $@T; \
 149           $(SHELL) $(..)scripts/rellns-sh $< $@T; \
 150           mv -f $@T $@; \
 151         fi
 152 endif
 153 ifdef posixrules
 154 $(installed-posixrules-file): $(inst_zonedir)/$(posixrules) $(objpfx)zic \
 155                               $(+force)
 156         $(zic-cmd) -p $(posixrules)
 157 endif
 158
 159
 160 $(objpfx)zic: $(objpfx)scheck.o $(objpfx)ialloc.o
 161
 162 tz-cflags = -DTZDIR='"$(zonedir)"' \
 163             -DTZDEFAULT='"$(localtime-file)"' \
 164             -DTZDEFRULES='"$(posixrules-file)"' \
 165             -DTM_GMTOFF=tm_gmtoff -DTM_ZONE=tm_zone
 166
 167 CFLAGS-zdump.c = -Wno-strict-prototypes -DNOID $(tz-cflags)
 168 CFLAGS-zic.c = -Wno-strict-prototypes -DNOID $(tz-cflags)
 169 CFLAGS-ialloc.c = -Wno-strict-prototypes -DNOID
 170 CFLAGS-scheck.c = -Wno-strict-prototypes -DNOID
 171
 172 # We have to make sure the data for testing the tz functions is available.
 173 # Don't add leapseconds here since test-tz made checks that work only without
 174 # leapseconds.
 175 testdata = $(objpfx)testdata
 176 define build-testdata
 177 $(built-program-cmd) -d $(testdata) -y ./yearistype $<
 178 endef
 179
 180 $(objpfx)test-tz.out: $(addprefix $(testdata)/, America/New_York Etc/UTC UTC)
 181 $(objpfx)tst-timezone.out: $(addprefix $(testdata)/, \
 182                                        Europe/Berlin Universal \
 183                                        Australia/Melbourne \
 184                                        America/Sao_Paulo Asia/Tokyo \
 185                                        Europe/London)
 186
 187 test-tz-ENV = TZDIR=$(testdata)
 188 tst-timezone-ENV = TZDIR=$(testdata)
 189
 190 $(testdata)/America/New_York: northamerica $(objpfx)zic $(leapseconds) \
 191                               yearistype
 192         $(build-testdata)
 193 $(testdata)/Etc/UTC: etcetera $(objpfx)zic $(leapseconds) yearistype
 194         $(build-testdata)
 195 $(testdata)/UTC: simplebackw $(objpfx)zic $(testdata)/Etc/UTC \
 196                  $(leapseconds) yearistype
 197         $(build-testdata)
 198 $(testdata)/Europe/Berlin: europe $(objpfx)zic $(leapseconds) yearistype
 199         $(build-testdata)
 200 $(testdata)/Universal: simplebackw $(objpfx)zic $(testdata)/Etc/UTC \
 201                        $(leapseconds) yearistype
 202         $(build-testdata)
 203 $(testdata)/Australia/Melbourne: australasia $(objpfx)zic $(leapseconds) \
 204                                  yearistype
 205         $(build-testdata)
 206 $(testdata)/America/Sao_Paulo: southamerica $(objpfx)zic $(leapseconds) \
 207                                yearistype
 208         $(build-testdata)
 209 $(testdata)/Asia/Tokyo: asia $(objpfx)zic $(leapseconds) yearistype
 210         $(build-testdata)
 211 $(testdata)/Europe/London: europe $(objpfx)zic $(leapseconds) yearistype
 212         $(build-testdata)
 213
 214
 215 $(objpfx)tzselect: tzselect.ksh $(common-objpfx)config.make
 216         sed -e 's%@KSH@%$(KSH)%g' \
 217             -e 's%@TZDIR@%$(zonedir)%g' < $< > $@.new
 218         chmod 555 $@.new
 219         mv -f $@.new $@
 220
 221 $(addprefix $(inst_zonedir)/,iso3166.tab zone.tab): \
 222     $(inst_zonedir)/%: % $(+force)
 223         $(do-install)