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git://sourceware.org/git/glibc.git
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e05036b194
The daylight variable is supposed to be set to 1 if DST is ever in
use for the current time zone. But __tzfile_read used to do this:
__daylight = rule_stdoff != rule_dstoff;
This check can fail to set __daylight to 1 if the DST and non-DST
offsets happen to be the same.
(cherry picked from commit 35141f304e)
142 lines
4.7 KiB
Makefile
142 lines
4.7 KiB
Makefile
# Copyright (C) 1998-2022 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# The GNU C Library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# The GNU C Library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with the GNU C Library; if not, see
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# <https://www.gnu.org/licenses/>.
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#
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# Makefile for timezone information
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#
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subdir := timezone
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include ../Makeconfig
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others := zdump zic
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tests := test-tz tst-timezone tst-tzset tst-bz28707 tst-bz29951
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generated-dirs += testdata
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generated += tzselect
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testdata = $(objpfx)testdata
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ifeq ($(enable-timezone-tools),yes)
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install-sbin := zic
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install-bin := zdump
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install-bin-script = tzselect
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endif
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ifeq ($(run-built-tests),yes)
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# List zones generated by separate commands running zic on the host.
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# Each such zic run counts as a separate test.
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test-zones := America/New_York Etc/UTC UTC Europe/Berlin \
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Australia/Melbourne America/Sao_Paulo Asia/Tokyo \
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$(posixrules-file)
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tests-special += $(addprefix $(testdata)/, $(test-zones))
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endif
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include ../Rules
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$(objpfx)zic.o $(objpfx)zdump.o: $(objpfx)version.h
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$(objpfx)version.h: $(common-objpfx)config.make
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echo 'static char const TZVERSION[]="$(version)";' \
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> $@.new
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mv -f $@.new $@
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tz-cflags = -DTZDIR='"$(zonedir)"' \
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-DTZDEFAULT='"$(localtime-file)"' \
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-DTZDEFRULES='"$(posixrules-file)"' \
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-DTM_GMTOFF=tm_gmtoff -DTM_ZONE=tm_zone \
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-DHAVE_GETTEXT -DUSE_LTZ=0 -D_ISOMAC -DTZ_DOMAIN='"libc"' \
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-include $(common-objpfx)config.h -Wno-maybe-uninitialized
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# The -Wno-unused-variable flag is used to prevent GCC 6
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# from warning about time_t_min and time_t_max which are
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# defined in private.h but not used.
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CFLAGS-zdump.c += $(tz-cflags)
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CFLAGS-zic.c += $(tz-cflags) -Wno-unused-variable
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# We have to make sure the data for testing the tz functions is available.
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# Don't add leapseconds here since test-tz made checks that work only without
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# leapseconds.
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define build-testdata
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$(built-program-cmd) -d $(testdata) -y ./yearistype $<; \
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$(evaluate-test)
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endef
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$(objpfx)test-tz.out: $(addprefix $(testdata)/, America/New_York Etc/UTC UTC)
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$(objpfx)tst-timezone.out: $(addprefix $(testdata)/, \
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Europe/Berlin Universal \
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Australia/Melbourne \
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America/New_York \
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America/Sao_Paulo Asia/Tokyo \
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Europe/London)
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$(objpfx)tst-tzset.out: $(addprefix $(testdata)/XT, 1 2 3 4)
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$(objpfx)tst-bz28707.out: $(testdata)/XT5
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$(objpfx)tst-bz29951.out: $(testdata)/XT6
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test-tz-ENV = TZDIR=$(testdata)
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tst-timezone-ENV = TZDIR=$(testdata)
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tst-tzset-ENV = TZDIR=$(testdata)
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tst-bz28707-ENV = TZDIR=$(testdata)
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tst-bz29951-ENV = TZDIR=$(testdata)
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# Note this must come second in the deps list for $(built-program-cmd) to work.
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zic-deps = $(objpfx)zic $(leapseconds) yearistype
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$(testdata)/America/New_York: northamerica $(zic-deps)
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$(build-testdata)
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$(testdata)/$(posixrules-file): $(testdata)/America/New_York
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$(make-link); $(evaluate-test)
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$(testdata)/Etc/UTC: etcetera $(zic-deps)
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$(build-testdata)
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# Use a pattern rule to indicate the command produces both targets at once.
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# Two separate targets built separately can collide if in parallel.
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%/UTC %/Universal: simplebackw $(zic-deps) %/Etc/UTC
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$(build-testdata)
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{ test -r $(@D)/Universal.test-result \
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&& cp $(@D)/Universal.test-result $(@D)/UTC.test-result \
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&& sed -i 's/Universal/UTC/' $(@D)/UTC.test-result ; exit 0; }
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{ test -r $(@D)/UTC.test-result \
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&& cp $(@D)/UTC.test-result $(@D)/Universal.test-result \
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&& sed -i 's/UTC/Universal/' $(@D)/Universal.test-result ; exit 0; }
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$(testdata)/%/Berlin $(testdata)/%/London: europe $(zic-deps)
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$(build-testdata)
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$(testdata)/Australia/Melbourne: australasia $(zic-deps)
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$(build-testdata)
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$(testdata)/America/Sao_Paulo: southamerica $(zic-deps)
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$(build-testdata)
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$(testdata)/Asia/Tokyo: asia $(zic-deps)
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$(build-testdata)
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$(testdata)/XT%: testdata/XT%
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$(make-target-directory)
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cp $< $@
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$(testdata)/XT5: testdata/gen-XT5.sh
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$(make-target-directory)
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$(SHELL) $< > $@.tmp
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mv $@.tmp $@
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$(objpfx)tzselect: tzselect.ksh $(common-objpfx)config.make
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sed -e 's|TZDIR=[^}]*|TZDIR=$(zonedir)|' \
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-e '/TZVERSION=/s|see_Makefile|"$(version)"|' \
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-e '/PKGVERSION=/s|=.*|="$(PKGVERSION)"|' \
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-e '/REPORT_BUGS_TO=/s|=.*|="$(REPORT_BUGS_TO)"|' \
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< $< > $@.new
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chmod 555 $@.new
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mv -f $@.new $@
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