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Makefile | 1994-07-18 | 4.2 KB | 129 lines |
- # Copyright (C) 1991, 1992, 1993, 1994 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 Library General Public License as
- # published by the Free Software Foundation; either version 2 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
- # Library General Public License for more details.
-
- # You should have received a copy of the GNU Library General Public
- # License along with the GNU C Library; see the file COPYING.LIB. If
- # not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- # Cambridge, MA 02139, USA.
-
- #
- # Makefile for time routines
- #
- subdir := time
-
- headers := time.h sys/time.h sys/timeb.h
- distribute := tzfile.h private.h scheck.c ialloc.c emkdir.c yearistype
- extra-objs = scheck.o ialloc.o emkdir.o zonenames $(tzfiles:%=z.%)
-
- routines := offtime asctime clock ctime difftime gmtime \
- localtime mktime strftime time __tzset tzfile \
- __gettod settod adjtime getitmr \
- __getitmr __adjtime __settod \
- __setitmr tzset gettod setitmr \
- stime dysize timegm timelocal ftime
- aux := syms-time
-
- others := ap zdump zic
- tests := test_time clocktest
-
- tzfiles := africa antarctica asia australasia europe northamerica \
- southamerica etcetera factory systemv backward
- # pacificnew doesn't compile; if it is to be used, it should be included in
- # northamerica.
- distribute := $(distribute) $(tzfiles) leapseconds pacificnew
-
- install-sbin := zic zdump
-
- include ../Makeconfig # Get objpfx defined so we can use it below.
-
- # zonenames uses this variable.
- define nl
-
-
- endef
- include $(objpfx)zonenames
-
- # Make these absolute file names.
- installed-localtime-file := $(firstword $(filter /%,$(localtime-file)) \
- $(addprefix $(zonedir)/, \
- $(localtime-file)))
- installed-posixrules-file := $(firstword $(filter /%,$(posixrules-file)) \
- $(addprefix $(zonedir)/, \
- $(posixrules-file)))
-
- ifndef cross-compiling
- # Don't try to install the zoneinfo files since we can't run zic.
- install-others = $(addprefix $(zonedir)/,$(zonenames)) \
- $(installed-localtime-file) $(installed-posixrules-file)
- endif
-
- include ../Rules
-
-
- $(tzfiles:%=$(objpfx)z.%): $(objpfx)z.%: % Makefile
- # Kludge alert: we use an implicit rule (in what we are generating here)
- # because that is the only way to tell Make that the one command builds all
- # the files.
- (echo 'define $*-zones' ;\
- awk '$$1 == "Zone" { print $$2 } $$1 == "Link" { print $$3 }' $^;\
- echo 'endef' ;\
- echo '$*-zones := $$(subst $$(nl), ,$$($*-zones))' ;\
- echo 'ifdef $*-zones' ;\
- echo '$$(addprefix $$(datadir)/zone%/,$$($*-zones)): \' ;\
- echo '$< $$(objpfx)zic leapseconds yearistype' ;\
- echo ' $$(tzcompile)' ;\
- echo 'endif' ;\
- echo 'zonenames := $$(zonenames) $$($*-zones)' ;\
- ) > $@.new
- mv $@.new $@
- $(objpfx)zonenames: Makefile
- (for file in $(tzfiles); do \
- echo "include \$$(objpfx)z.$$file"; \
- done) > $@.new
- mv $@.new $@
-
- .PHONY: echo-zonenames
- echo-zonenames: zonenames
- @echo 'Known zones: $(zonenames)'
-
-
- # Although $(zonedir) gets compiled into zic, it is useful to always
- # specify it with -d on the command line so that it can be overridden on
- # the command line of `make install' (e.g., "make install prefix=/foo").
- zic-cmd = $(dir $(word 2,$^))$(notdir $(word 2,$^)) -d $(zonedir)
- define tzcompile
- $(zic-cmd) -L $(word 3,$^) -y $(dir $(word 4,$^))$(notdir $(word 4,$^)) $<
- endef
-
- ifdef localtime
- $(installed-localtime-file): $(zonedir)/$(localtime) $(objpfx)zic
- $(zic-cmd) -l $(localtime)
- endif
- ifdef posixrules
- $(installed-posixrules-file): $(zonedir)/$(posixrules) $(objpfx)zic
- $(zic-cmd) -p $(posixrules)
- endif
-
-
- $(objpfx)zic: $(objpfx)scheck.o $(objpfx)ialloc.o $(objpfx)emkdir.o
-
- $(objpfx)tzfile.o: tzfile.c; $(tz-cc)
- $(objpfx)zic.o: zic.c; $(tz-cc)
-
- # Some versions of GNU make have a bug with backslashes in define directives.
- tz-cc = $(COMPILE.c) $(+gcc-nowarn) \
- -DTZDIR='"$(zonedir)"' \
- -DTZDEFAULT='"$(localtime-file)"' \
- -DTZDEFRULES='"$(posixrules-file)"' \
- $< $(OUTPUT_OPTION)
-