summary refs log tree commit diff
path: root/timezone/Makefile
blob: 45a9ea64c080392409605fa6db965bd78ac1ba7a (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
# Copyright (C) 1998, 1999 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., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.

#
#	Makefile for timezone information
#
subdir	:= timezone

distribute := tzfile.h private.h scheck.c ialloc.c yearistype	\
	      iso3166.tab zone.tab tzselect.ksh checktab.awk	\
	      README

extra-objs := scheck.o ialloc.o

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

tzbases := africa antarctica asia australasia europe northamerica \
	   southamerica etcetera factory systemv \
	   solar87 solar88 solar89
tzlinks := backward
tzfiles := $(tzbases) $(tzlinks)
# pacificnew doesn't compile; if it is to be used, it should be included in
# northamerica.
distribute += $(tzfiles) leapseconds pacificnew simplebackw

generated := $(addprefix z.,$(tzfiles))
install-sbin := zic zdump

generated-dirs = testdata

all: # Make this the default target; it will be defined in Rules.

include ../Makeconfig	# Get objpfx defined so we can use it below.

# z.* use this variable.
define nl


endef
ifndef avoid-generated
ifndef inhibit_timezone_rules
-include $(addprefix $(objpfx)z.,$(tzfiles))
endif
endif

# Make these absolute file names.
installed-localtime-file := $(firstword $(filter /%,$(inst_localtime-file)) \
					$(addprefix $(inst_zonedir)/, \
						    $(localtime-file)))
installed-posixrules-file := $(firstword $(filter /%,$(posixrules-file)) \
					 $(addprefix $(inst_zonedir)/, \
						     $(posixrules-file)))

ifeq ($(cross-compiling),no)
# Don't try to install the zoneinfo files since we can't run zic.
install-others = $(addprefix $(inst_zonedir)/,$(zonenames) \
					      $(zonenames:%=posix/%) \
					      $(zonenames:%=right/%)) \
		 $(installed-localtime-file) $(installed-posixrules-file)
endif

ifeq ($(have-ksh),yes)
install-others += $(inst_zonedir)/iso3166.tab $(inst_zonedir)/zone.tab
install-bin += tzselect
generated += tzselect
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.
# The extra kludge for the $(tzlinks) files is necessary since running zic
# this file requires all other files to exist.  Blech!
	$(make-target-directory)
	(echo 'define $*-zones'						    ;\
	 $(AWK) '$$1 == "Zone" { print $$2 } $$1 == "Link" { print $$3 }' $^ ;\
	 echo 'endef'							    ;\
	 echo '$*-zones := $$(subst $$(nl), ,$$($*-zones))'		    ;\
	 echo 'ifdef $*-zones'						    ;\
	 if test x$(findstring $*, $(tzlinks)) != x; then		     \
	   echo '$$(addprefix $$(inst_zonedir)/right/,$$($*-zones)): \';\
	   echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/right/,$$($$t-zones)))' ;\
	   echo '$$(addprefix $$(inst_zonedir)/posix/,$$($*-zones)): \';\
	   echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/posix/,$$($$t-zones)))' ;\
	   echo '$$(addprefix $$(inst_zonedir)/,$$($*-zones)): \'	    ;\
	   echo '$$(foreach t,$$(tzbases),$$(addprefix $$(inst_zonedir)/,$$($$t-zones)))' ;\
	 fi								    ;\
	 echo '$$(addprefix $$(inst_datadir)/zone%/right/,$$($*-zones)): \' ;\
	 echo '$< $$(objpfx)zic leapseconds yearistype'			    ;\
	 echo '	$$(tzcompile)'						    ;\
	 echo '$$(addprefix $$(inst_datadir)/zone%/posix/,$$($*-zones)): \' ;\
	 echo '$< $$(objpfx)zic /dev/null yearistype'			    ;\
	 echo '	$$(tzcompile)'						    ;\
	 echo '$$(addprefix $$(inst_datadir)/zone%/,$$($*-zones)): \'	    ;\
	 echo '$< $$(objpfx)zic $$(leapseconds) yearistype'		    ;\
	 echo '	$$(tzcompile)'						    ;\
	 echo 'endif'							    ;\
	 echo 'zonenames := $$(zonenames) $$($*-zones)'			    ;\
	) > $@.new
	mv $@.new $@

.PHONY: echo-zonenames
echo-zonenames:
	@echo 'Known zones: $(zonenames)'


# We have to use `-d $(inst_zonedir)' to explictly tell zic where to
# place the output files although $(zonedir) is compiled in.  But the
# user might have set $(install_root) on the command line of `make install'.
zic-cmd = $(built-program-cmd) -d $(inst_zonedir)
tzcompile = $(zic-cmd)$(target-zone-flavor) -L $(word 3,$^) \
	    -y $(dir $(word 4,$^))$(notdir $(word 4,$^)) $<

# The source files specify the zone names relative to the -d directory,
# so for the posix/ and right/ flavors we need to pass -d $(inst_zonedir)/posix
# and the like.  This magic extracts /posix or /right if it's the first
# component after $(inst_zonedir) in the target name $@.
target-zone-flavor = $(filter /posix /right, \
			      /$(firstword $(subst /, , \
					  $(patsubst $(inst_zonedir)/%,%,$@))))

ifdef localtime
$(installed-localtime-file): $(inst_zonedir)/$(localtime) $(objpfx)zic \
			     $(+force)
	$(make-target-directory)
	if test -r $@; then \
	  echo Site timezone NOT reset to Factory.; \
	else \
	  rm -f $@T; \
	  $(SHELL) $(..)scripts/rellns-sh $< $@T; \
	  mv -f $@T $@; \
	fi
endif
ifdef posixrules
$(installed-posixrules-file): $(inst_zonedir)/$(posixrules) $(objpfx)zic \
			      $(+force)
	$(zic-cmd) -p $(posixrules)
endif


$(objpfx)zic: $(objpfx)scheck.o $(objpfx)ialloc.o

tz-cflags = -DTZDIR='"$(zonedir)"' \
	    -DTZDEFAULT='"$(localtime-file)"' \
	    -DTZDEFRULES='"$(posixrules-file)"' \
	    -DTM_GMTOFF=tm_gmtoff -DTM_ZONE=tm_zone

CFLAGS-zdump.c = -Wno-strict-prototypes -DNOID $(tz-cflags)
CFLAGS-zic.c = -Wno-strict-prototypes -DNOID $(tz-cflags)
CFLAGS-ialloc.c = -Wno-strict-prototypes -DNOID
CFLAGS-scheck.c = -Wno-strict-prototypes -DNOID

# 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.
testdata = $(objpfx)testdata
define build-testdata
$(built-program-cmd) -d $(testdata) -y ./yearistype $<
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/Sao_Paulo Asia/Tokyo \
				       Europe/London)

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

$(testdata)/America/New_York: northamerica $(objpfx)zic $(leapseconds) \
			      yearistype
	$(build-testdata)
$(testdata)/Etc/UTC: etcetera $(objpfx)zic $(leapseconds) yearistype
	$(build-testdata)
$(testdata)/UTC: simplebackw $(objpfx)zic $(testdata)/Etc/UTC \
		 $(leapseconds) yearistype
	$(build-testdata)
$(testdata)/Europe/Berlin: europe $(objpfx)zic $(leapseconds) yearistype
	$(build-testdata)
$(testdata)/Universal: simplebackw $(objpfx)zic $(testdata)/Etc/UTC \
		       $(leapseconds) yearistype
	$(build-testdata)
$(testdata)/Australia/Melbourne: australasia $(objpfx)zic $(leapseconds) \
				 yearistype
	$(build-testdata)
$(testdata)/America/Sao_Paulo: southamerica $(objpfx)zic $(leapseconds) \
			       yearistype
	$(build-testdata)
$(testdata)/Asia/Tokyo: asia $(objpfx)zic $(leapseconds) yearistype
	$(build-testdata)
$(testdata)/Europe/London: europe $(objpfx)zic $(leapseconds) yearistype
	$(build-testdata)


$(objpfx)tzselect: tzselect.ksh $(common-objpfx)config.make
	sed -e 's%@KSH@%$(KSH)%g' \
	    -e 's%@TZDIR@%$(zonedir)%g' < $< > $@.new
	chmod 555 $@.new
	mv -f $@.new $@

$(addprefix $(inst_zonedir)/,iso3166.tab zone.tab): \
    $(inst_zonedir)/%: % $(+force)
	$(do-install)