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[thirdparty/glibc.git] / timezone / Makefile

# Copyright (C) 1998-2019 Free Software Foundation, Inc.
# This file is part of the GNU C Library.

# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.

# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <https://www.gnu.org/licenses/>.

#
#	Makefile for timezone information
#
subdir	:= timezone

include ../Makeconfig

others	:= zdump zic
tests	:= test-tz tst-timezone tst-tzset

generated-dirs += testdata

generated += tzselect

testdata = $(objpfx)testdata

ifeq ($(enable-timezone-tools),yes)
install-sbin := zic zdump
install-bin-script = tzselect
endif

ifeq ($(run-built-tests),yes)
# List zones generated by separate commands running zic on the host.
# Each such zic run counts as a separate test.
test-zones := America/New_York Etc/UTC UTC Europe/Berlin \
	      Australia/Melbourne America/Sao_Paulo Asia/Tokyo \
	      $(posixrules-file)
tests-special += $(addprefix $(testdata)/, $(test-zones))
endif

include ../Rules


$(objpfx)zic.o $(objpfx)zdump.o: $(objpfx)version.h

$(objpfx)version.h: $(common-objpfx)config.make
	echo 'static char const TZVERSION[]="$(version)";' \
	    > $@.new
	mv -f $@.new $@

tz-cflags = -DTZDIR='"$(zonedir)"' \
	    -DTZDEFAULT='"$(localtime-file)"' \
	    -DTZDEFRULES='"$(posixrules-file)"' \
	    -DTM_GMTOFF=tm_gmtoff -DTM_ZONE=tm_zone \
	    -DHAVE_GETTEXT -DUSE_LTZ=0 -D_ISOMAC -DTZ_DOMAIN='"libc"' \
	    -include $(common-objpfx)config.h -Wno-maybe-uninitialized

# The -Wno-unused-variable flag is used to prevent GCC 6
# from warning about time_t_min and time_t_max which are
# defined in private.h but not used.
CFLAGS-zdump.c += $(tz-cflags)
CFLAGS-zic.c += $(tz-cflags) -Wno-unused-variable

# We have to make sure the data for testing the tz functions is available.
# Don't add leapseconds here since test-tz made checks that work only without
# leapseconds.
define build-testdata
$(built-program-cmd) -d $(testdata) -y ./yearistype $<; \
$(evaluate-test)
endef

$(objpfx)test-tz.out: $(addprefix $(testdata)/, America/New_York Etc/UTC UTC)
$(objpfx)tst-timezone.out: $(addprefix $(testdata)/, \
				       Europe/Berlin Universal \
				       Australia/Melbourne \
				       America/New_York \
				       America/Sao_Paulo Asia/Tokyo \
				       Europe/London)
$(objpfx)tst-tzset.out: $(addprefix $(testdata)/XT, 1 2 3 4)

test-tz-ENV = TZDIR=$(testdata)
tst-timezone-ENV = TZDIR=$(testdata)
tst-tzset-ENV = TZDIR=$(testdata)

# Note this must come second in the deps list for $(built-program-cmd) to work.
zic-deps = $(objpfx)zic $(leapseconds) yearistype

$(testdata)/America/New_York: northamerica $(zic-deps)
	$(build-testdata)
$(testdata)/$(posixrules-file): $(testdata)/America/New_York
	$(make-link); $(evaluate-test)
$(testdata)/Etc/UTC: etcetera $(zic-deps)
	$(build-testdata)
# Use a pattern rule to indicate the command produces both targets at once.
# Two separate targets built separately can collide if in parallel.
%/UTC %/Universal: simplebackw $(zic-deps) %/Etc/UTC
	$(build-testdata)
	{ test -r $(@D)/Universal.test-result \
	&& cp $(@D)/Universal.test-result $(@D)/UTC.test-result \
	&& sed -i 's/Universal/UTC/' $(@D)/UTC.test-result ; exit 0; }
	{ test -r $(@D)/UTC.test-result \
	&& cp $(@D)/UTC.test-result $(@D)/Universal.test-result \
	&& sed -i 's/UTC/Universal/' $(@D)/Universal.test-result ; exit 0; }
$(testdata)/%/Berlin $(testdata)/%/London: europe $(zic-deps)
	$(build-testdata)
$(testdata)/Australia/Melbourne: australasia $(zic-deps)
	$(build-testdata)
$(testdata)/America/Sao_Paulo: southamerica $(zic-deps)
	$(build-testdata)
$(testdata)/Asia/Tokyo: asia $(zic-deps)
	$(build-testdata)

$(testdata)/XT%: testdata/XT%
	$(make-target-directory)
	cp $< $@

$(objpfx)tzselect: tzselect.ksh $(common-objpfx)config.make
	sed -e 's|/bin/bash|$(BASH)|' \
	    -e 's|TZDIR=[^}]*|TZDIR=$(zonedir)|' \
	    -e '/TZVERSION=/s|see_Makefile|"$(version)"|' \
	    -e '/PKGVERSION=/s|=.*|="$(PKGVERSION)"|' \
	    -e '/REPORT_BUGS_TO=/s|=.*|="$(REPORT_BUGS_TO)"|' \
	    < $< > $@.new
	chmod 555 $@.new
	mv -f $@.new $@