timezone/Makefile

   1 # Copyright (C) 1998,1999,2000,2002,2005,2007 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 Lesser General Public
   6 # License as published by the Free Software Foundation; either
   7 # version 2.1 of the 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 # Lesser General Public License for more details.
  13
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with the GNU C Library; if not, write to the Free
  16 # Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17 # 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 \
  35            solar87 solar88 solar89
  36 tzlinks := backward systemv
  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 CPPFLAGS-zic = -DNOT_IN_libc
  52
  53 # z.* use this variable.
  54 define nl
  55
  56
  57 endef
  58 ifndef avoid-generated
  59 ifndef inhibit_timezone_rules
  60 -include $(addprefix $(objpfx)z.,$(tzfiles))
  61 endif
  62 endif
  63
  64 # Make these absolute file names.
  65 installed-localtime-file := $(firstword $(filter /%,$(inst_localtime-file)) \
  66                                         $(addprefix $(inst_zonedir)/, \
  67                                                     $(localtime-file)))
  68 installed-posixrules-file := $(firstword $(filter /%,$(posixrules-file)) \
  69                                          $(addprefix $(inst_zonedir)/, \
  70                                                      $(posixrules-file)))
  71
  72 ifeq ($(cross-compiling),no)
  73 # Don't try to install the zoneinfo files since we can't run zic.
  74 install-others = $(addprefix $(inst_zonedir)/,$(zonenames) \
  75                                               $(zonenames:%=posix/%) \
  76                                               $(zonenames:%=right/%)) \
  77                  $(installed-localtime-file) $(installed-posixrules-file)
  78 endif
  79
  80 ifeq ($(have-ksh),yes)
  81 install-others += $(inst_zonedir)/iso3166.tab $(inst_zonedir)/zone.tab
  82 install-bin-script = tzselect
  83 generated += tzselect
  84 endif
  85
  86 include ../Rules
  87
  88
  89 $(tzfiles:%=$(objpfx)z.%): $(objpfx)z.%: % Makefile
  90 # Kludge alert: we use an implicit rule (in what we are generating here)
  91 # because that is the only way to tell Make that the one command builds all
  92 # the files.
  93 # The extra kludge for the $(tzlinks) files is necessary since running zic
  94 # this file requires all other files to exist.  Blech!
  95         $(make-target-directory)
  96         (echo 'define $*-zones'                                             ;\
  97          $(AWK) '$$1 == "Zone" { print $$2 } $$1 == "Link" { print $$3 }' $^ ;\
  98          echo 'endef'                                                       ;\
  99          echo '$*-zones := $$(subst $$(nl), ,$$($*-zones))'                 ;\
 100          echo 'ifdef $*-zones'                                              ;\
 101          if test x$(findstring $*, $(tzlinks)) != x; then                    \
 102            echo '$$(addprefix $$(inst_zonedir)/right/,$$($*-zones)): \';\
 103            echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/right/,$$($$t-zones)))' ;\
 104            echo '$$(addprefix $$(inst_zonedir)/posix/,$$($*-zones)): \';\
 105            echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/posix/,$$($$t-zones)))' ;\
 106            echo '$$(addprefix $$(inst_zonedir)/,$$($*-zones)): \'           ;\
 107            echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/,$$($$t-zones)))' ;\
 108          fi                                                                 ;\
 109          echo '$$(addprefix $$(dir $$(inst_zonedir))zone%/right/,$$($*-zones)): \' ;\
 110          echo '$< $$(objpfx)zic leapseconds yearistype'                     ;\
 111          echo ' $$(tzcompile)'                                              ;\
 112          echo '$$(addprefix $$(dir $$(inst_zonedir))zone%/posix/,$$($*-zones)): \' ;\
 113          echo '$< $$(objpfx)zic /dev/null yearistype'                       ;\
 114          echo ' $$(tzcompile)'                                              ;\
 115          echo '$$(addprefix $$(dir $$(inst_zonedir))zone%/,$$($*-zones)): \' ;\
 116          echo '$< $$(objpfx)zic $$(leapseconds) yearistype'                 ;\
 117          echo ' $$(tzcompile)'                                              ;\
 118          echo 'endif'                                                       ;\
 119          echo 'zonenames := $$(zonenames) $$($*-zones)'                     ;\
 120         ) > $@.new
 121         mv $@.new $@
 122
 123 .PHONY: echo-zonenames
 124 echo-zonenames:
 125         @echo 'Known zones: $(zonenames)'
 126
 127
 128 # We have to use `-d $(inst_zonedir)' to explictly tell zic where to
 129 # place the output files although $(zonedir) is compiled in.  But the
 130 # user might have set $(install_root) on the command line of `make install'.
 131 zic-cmd = $(built-program-cmd) -d $(inst_zonedir)
 132 tzcompile = $(zic-cmd)$(target-zone-flavor) -L $(word 3,$^) \
 133             -y $(dir $(word 4,$^))$(notdir $(word 4,$^)) $<
 134
 135 # The source files specify the zone names relative to the -d directory,
 136 # so for the posix/ and right/ flavors we need to pass -d $(inst_zonedir)/posix
 137 # and the like.  This magic extracts /posix or /right if it's the first
 138 # component after $(inst_zonedir) in the target name $@.
 139 target-zone-flavor = $(filter /posix /right, \
 140                               /$(firstword $(subst /, , \
 141                                           $(patsubst $(inst_zonedir)/%,%,$@))))
 142
 143 ifdef localtime
 144 $(installed-localtime-file): $(inst_zonedir)/$(localtime) $(objpfx)zic \
 145                              $(+force)
 146         $(make-target-directory)
 147         if test -r $@; then \
 148           echo Site timezone NOT reset to Factory.; \
 149         else \
 150           rm -f $@T; \
 151           $(SHELL) $(..)scripts/rellns-sh $< $@T; \
 152           mv -f $@T $@; \
 153         fi
 154 endif
 155 ifdef posixrules
 156 $(installed-posixrules-file): $(inst_zonedir)/$(posixrules) $(objpfx)zic \
 157                               $(+force)
 158         $(zic-cmd) -p $(posixrules)
 159 endif
 160
 161
 162 $(objpfx)zic: $(objpfx)scheck.o $(objpfx)ialloc.o
 163
 164 tz-cflags = -DTZDIR='"$(zonedir)"' \
 165             -DTZDEFAULT='"$(localtime-file)"' \
 166             -DTZDEFRULES='"$(posixrules-file)"' \
 167             -DTM_GMTOFF=tm_gmtoff -DTM_ZONE=tm_zone
 168
 169 CFLAGS-zdump.c = -fwrapv -Wno-strict-prototypes -DNOID $(tz-cflags) \
 170                  -DHAVE_GETTEXT
 171 CFLAGS-zic.c = -Wno-strict-prototypes -DNOID $(tz-cflags) -DHAVE_GETTEXT
 172 CFLAGS-ialloc.c = -Wno-strict-prototypes -DNOID -DHAVE_GETTEXT
 173 CFLAGS-scheck.c = -Wno-strict-prototypes -DNOID -DHAVE_GETTEXT
 174
 175 # We have to make sure the data for testing the tz functions is available.
 176 # Don't add leapseconds here since test-tz made checks that work only without
 177 # leapseconds.
 178 testdata = $(objpfx)testdata
 179 define build-testdata
 180 GCONV_PATH=${common-objpfx}iconvdata LANGUAGE=C LC_ALL=C \
 181   $(built-program-cmd) -d $(testdata) -y ./yearistype $<
 182 endef
 183
 184 $(objpfx)test-tz.out: $(addprefix $(testdata)/, America/New_York Etc/UTC UTC)
 185 $(objpfx)tst-timezone.out: $(addprefix $(testdata)/, \
 186                                        Europe/Berlin Universal \
 187                                        Australia/Melbourne \
 188                                        America/Sao_Paulo Asia/Tokyo \
 189                                        Europe/London)
 190
 191 test-tz-ENV = TZDIR=$(testdata)
 192 tst-timezone-ENV = TZDIR=$(testdata)
 193
 194 # Note this must come second in the deps list for $(built-program-cmd) to work.
 195 zic-deps = $(objpfx)zic $(leapseconds) yearistype
 196
 197 $(testdata)/America/New_York: northamerica $(zic-deps)
 198         $(build-testdata)
 199 $(testdata)/Etc/UTC: etcetera $(zic-deps)
 200         $(build-testdata)
 201 # Use a pattern rule to indicate the command produces both targets at once.
 202 # Two separate targets built separately can collide if in parallel.
 203 %/UTC %/Universal: simplebackw $(zic-deps) %/Etc/UTC
 204         $(build-testdata)
 205 $(testdata)/%/Berlin $(testdata)/%/London: europe $(zic-deps)
 206         $(build-testdata)
 207 $(testdata)/Australia/Melbourne: australasia $(zic-deps)
 208         $(build-testdata)
 209 $(testdata)/America/Sao_Paulo: southamerica $(zic-deps)
 210         $(build-testdata)
 211 $(testdata)/Asia/Tokyo: asia $(zic-deps)
 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)