timezone/Makefile

   1 # Copyright (C) 1998-2021 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 # <https://www.gnu.org/licenses/>.
  17
  18 #
  19 #       Makefile for timezone information
  20 #
  21 subdir  := timezone
  22
  23 include ../Makeconfig
  24
  25 others  := zdump zic
  26 tests   := test-tz tst-timezone tst-tzset
  27
  28 generated-dirs += testdata
  29
  30 generated += tzselect
  31
  32 testdata = $(objpfx)testdata
  33
  34 ifeq ($(enable-timezone-tools),yes)
  35 install-sbin := zic
  36 install-bin := zdump
  37 install-bin-script = tzselect
  38 endif
  39
  40 ifeq ($(run-built-tests),yes)
  41 # List zones generated by separate commands running zic on the host.
  42 # Each such zic run counts as a separate test.
  43 test-zones := America/New_York Etc/UTC UTC Europe/Berlin \
  44               Australia/Melbourne America/Sao_Paulo Asia/Tokyo \
  45               $(posixrules-file)
  46 tests-special += $(addprefix $(testdata)/, $(test-zones))
  47 endif
  48
  49 include ../Rules
  50
  51
  52 $(objpfx)zic.o $(objpfx)zdump.o: $(objpfx)version.h
  53
  54 $(objpfx)version.h: $(common-objpfx)config.make
  55         echo 'static char const TZVERSION[]="$(version)";' \
  56             > $@.new
  57         mv -f $@.new $@
  58
  59 tz-cflags = -DTZDIR='"$(zonedir)"' \
  60             -DTZDEFAULT='"$(localtime-file)"' \
  61             -DTZDEFRULES='"$(posixrules-file)"' \
  62             -DTM_GMTOFF=tm_gmtoff -DTM_ZONE=tm_zone \
  63             -DHAVE_GETTEXT -DUSE_LTZ=0 -D_ISOMAC -DTZ_DOMAIN='"libc"' \
  64             -include $(common-objpfx)config.h -Wno-maybe-uninitialized
  65
  66 # The -Wno-unused-variable flag is used to prevent GCC 6
  67 # from warning about time_t_min and time_t_max which are
  68 # defined in private.h but not used.
  69 CFLAGS-zdump.c += $(tz-cflags)
  70 CFLAGS-zic.c += $(tz-cflags) -Wno-unused-variable
  71
  72 # We have to make sure the data for testing the tz functions is available.
  73 # Don't add leapseconds here since test-tz made checks that work only without
  74 # leapseconds.
  75 define build-testdata
  76 $(built-program-cmd) -d $(testdata) -y ./yearistype $<; \
  77 $(evaluate-test)
  78 endef
  79
  80 $(objpfx)test-tz.out: $(addprefix $(testdata)/, America/New_York Etc/UTC UTC)
  81 $(objpfx)tst-timezone.out: $(addprefix $(testdata)/, \
  82                                        Europe/Berlin Universal \
  83                                        Australia/Melbourne \
  84                                        America/New_York \
  85                                        America/Sao_Paulo Asia/Tokyo \
  86                                        Europe/London)
  87 $(objpfx)tst-tzset.out: $(addprefix $(testdata)/XT, 1 2 3 4)
  88
  89 test-tz-ENV = TZDIR=$(testdata)
  90 tst-timezone-ENV = TZDIR=$(testdata)
  91 tst-tzset-ENV = TZDIR=$(testdata)
  92
  93 # Note this must come second in the deps list for $(built-program-cmd) to work.
  94 zic-deps = $(objpfx)zic $(leapseconds) yearistype
  95
  96 $(testdata)/America/New_York: northamerica $(zic-deps)
  97         $(build-testdata)
  98 $(testdata)/$(posixrules-file): $(testdata)/America/New_York
  99         $(make-link); $(evaluate-test)
 100 $(testdata)/Etc/UTC: etcetera $(zic-deps)
 101         $(build-testdata)
 102 # Use a pattern rule to indicate the command produces both targets at once.
 103 # Two separate targets built separately can collide if in parallel.
 104 %/UTC %/Universal: simplebackw $(zic-deps) %/Etc/UTC
 105         $(build-testdata)
 106         { test -r $(@D)/Universal.test-result \
 107         && cp $(@D)/Universal.test-result $(@D)/UTC.test-result \
 108         && sed -i 's/Universal/UTC/' $(@D)/UTC.test-result ; exit 0; }
 109         { test -r $(@D)/UTC.test-result \
 110         && cp $(@D)/UTC.test-result $(@D)/Universal.test-result \
 111         && sed -i 's/UTC/Universal/' $(@D)/Universal.test-result ; exit 0; }
 112 $(testdata)/%/Berlin $(testdata)/%/London: europe $(zic-deps)
 113         $(build-testdata)
 114 $(testdata)/Australia/Melbourne: australasia $(zic-deps)
 115         $(build-testdata)
 116 $(testdata)/America/Sao_Paulo: southamerica $(zic-deps)
 117         $(build-testdata)
 118 $(testdata)/Asia/Tokyo: asia $(zic-deps)
 119         $(build-testdata)
 120
 121 $(testdata)/XT%: testdata/XT%
 122         $(make-target-directory)
 123         cp $< $@
 124
 125 $(objpfx)tzselect: tzselect.ksh $(common-objpfx)config.make
 126         sed -e 's|/bin/bash|$(BASH)|' \
 127             -e 's|TZDIR=[^}]*|TZDIR=$(zonedir)|' \
 128             -e '/TZVERSION=/s|see_Makefile|"$(version)"|' \
 129             -e '/PKGVERSION=/s|=.*|="$(PKGVERSION)"|' \
 130             -e '/REPORT_BUGS_TO=/s|=.*|="$(REPORT_BUGS_TO)"|' \
 131             < $< > $@.new
 132         chmod 555 $@.new
 133         mv -f $@.new $@