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141 lines
4.9 KiB
Makefile
141 lines
4.9 KiB
Makefile
# Copyright (C) 1991, 92, 93, 94, 95, 96 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 Library General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# 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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# Library General Public License for more details.
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# You should have received a copy of the GNU Library General Public
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# License along with the GNU C Library; see the file COPYING.LIB. If
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# not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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# Cambridge, MA 02139, USA.
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#
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# Makefile for time routines
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#
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subdir := time
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headers := time.h sys/time.h sys/timeb.h timebits.h
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distribute := tzfile.h private.h scheck.c ialloc.c yearistype
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extra-objs = scheck.o ialloc.o $(tzfiles:%=z.%)
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routines := offtime asctime clock ctime difftime gmtime \
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localtime mktime strftime time tzset tzfile \
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gettimeofday settimeofday adjtime \
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getitimer setitimer \
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stime dysize timegm ftime \
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strptime
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others := ap zdump zic
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tests := test_time clocktest test-tz
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tzfiles := africa antarctica asia australasia europe northamerica \
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southamerica etcetera factory systemv backward \
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solar87 solar88 solar89
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# pacificnew doesn't compile; if it is to be used, it should be included in
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# northamerica.
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distribute := $(distribute) $(tzfiles) leapseconds pacificnew
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install-sbin := zic zdump
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all: # Make this the default target; it will be defined in Rules.
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include ../Makeconfig # Get objpfx defined so we can use it below.
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# z.* use this variable.
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define nl
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endef
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-include $(addprefix $(objpfx)z.,$(tzfiles))
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# Make these absolute file names.
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installed-localtime-file := $(firstword $(filter /%,$(localtime-file)) \
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$(addprefix $(zonedir)/, \
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$(localtime-file)))
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installed-posixrules-file := $(firstword $(filter /%,$(posixrules-file)) \
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$(addprefix $(zonedir)/, \
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$(posixrules-file)))
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ifeq ($(cross-compiling),no)
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# Don't try to install the zoneinfo files since we can't run zic.
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install-others = $(addprefix $(zonedir)/,$(zonenames) \
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$(zonenames:%=posix/%) \
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$(zonenames:%=right/%)) \
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$(installed-localtime-file) $(installed-posixrules-file)
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endif
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include ../Rules
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$(tzfiles:%=$(objpfx)z.%): $(objpfx)z.%: % Makefile
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# Kludge alert: we use an implicit rule (in what we are generating here)
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# because that is the only way to tell Make that the one command builds all
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# the files.
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(echo 'define $*-zones' ;\
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awk '$$1 == "Zone" { print $$2 } $$1 == "Link" { print $$3 }' $^;\
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echo 'endef' ;\
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echo '$*-zones := $$(subst $$(nl), ,$$($*-zones))' ;\
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echo 'ifdef $*-zones' ;\
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echo '$$(addprefix $$(datadir)/zone%/right/,$$($*-zones)): \' ;\
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echo '$< $$(objpfx)zic leapseconds yearistype' ;\
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echo ' $$(tzcompile)' ;\
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echo '$$(addprefix $$(datadir)/zone%/posix/,$$($*-zones)): \' ;\
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echo '$< $$(objpfx)zic /dev/null yearistype' ;\
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echo ' $$(tzcompile)' ;\
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echo '$$(addprefix $$(datadir)/zone%/,$$($*-zones)): \' ;\
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echo '$< $$(objpfx)zic $$(leapseconds) yearistype' ;\
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echo ' $$(tzcompile)' ;\
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echo 'endif' ;\
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echo 'zonenames := $$(zonenames) $$($*-zones)' ;\
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) > $@.new
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mv $@.new $@
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.PHONY: echo-zonenames
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echo-zonenames: zonenames
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@echo 'Known zones: $(zonenames)'
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# Although $(zonedir) gets compiled into zic, it is useful to always
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# specify it with -d on the command line so that it can be overridden on
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# the command line of `make install' (e.g., "make install prefix=/foo").
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zic-cmd = $(built-program-cmd) -d $(zonedir)
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tzcompile = $(zic-cmd)$(target-zone-flavor) -L $(word 3,$^) \
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-y $(dir $(word 4,$^))$(notdir $(word 4,$^)) $<
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# The source files specify the zone names relative to the -d directory,
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# so for the posix/ and right/ flavors we need to pass -d $(zonedir)/posix
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# and the like. This magic extracts /posix or /right if it's the first
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# component after $(zonedir) in the target name $@.
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target-zone-flavor = $(filter /posix /right, \
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/$(firstword $(subst /, , \
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$(patsubst $(zonedir)/%,%,$@))))
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ifdef localtime
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$(installed-localtime-file): $(zonedir)/$(localtime) $(objpfx)zic
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$(zic-cmd) -l $(localtime)
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endif
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ifdef posixrules
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$(installed-posixrules-file): $(zonedir)/$(posixrules) $(objpfx)zic
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$(zic-cmd) -p $(posixrules)
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endif
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$(objpfx)zic: $(objpfx)scheck.o $(objpfx)ialloc.o
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tz-cflags = -DTZDIR='"$(zonedir)"' \
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-DTZDEFAULT='"$(localtime-file)"' \
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-DTZDEFRULES='"$(posixrules-file)"'
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CFLAGS-zdump.c = -Wno-strict-prototypes -DNOID
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CFLAGS-zic.c = -Wno-strict-prototypes -DNOID $(tz-cflags)
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CFLAGS-ialloc.c = -Wno-strict-prototypes -DNOID
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CFLAGS-scheck.c = -Wno-strict-prototypes -DNOID
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CFLAGS-tzfile.c = $(tz-cflags)
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