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