2 # Empire - A multi-player, client/server Internet based war game.
3 # Copyright (C) 1986-2009, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 # Ken Stevens, Steve McClure
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 # See files README, COPYING and CREDITS in the root of the source
23 # tree for related information and legal notices. It is expected
24 # that future projects/authors will amend these files as needed.
28 # Make.mk: The real Makefile, included by GNUmakefile
30 # Known contributors to this file:
31 # Markus Armbruster, 2005-2009
34 # This makefile was inspired by `Recursive Make Considered Harmful',
36 # http://www.pcug.org.au/~millerp/rmch/recu-make-cons-harm.html
38 # Recursively expanded variables are occasionally useful, but can be
39 # slow and tricky. Do not use them gratuitously. If you don't
40 # understand this, always use `:=' rather than `='.
45 # Delete target on error. Every Makefile should have this.
50 src := $(shell cd $(srcdir) && git ls-files)
52 include $(srcdir)/sources.mk
54 dirs := $(sort $(dir $(src)))
55 csrc := $(filter %.c, $(src))
56 tsrc := $(filter %.t, $(src))
57 man6 := $(filter man/%.6, $(src))
58 builtins := $(filter src/lib/global/%.config, $(src))
60 # Info subjects (automatically generated)
64 topics := $(patsubst %.t,%,$(notdir $(tsrc)))
65 info := $(topics) $(subjects) all TOP
66 subjects.html := $(addprefix info.html/, $(addsuffix .html, $(subjects)))
67 topics.html := $(addprefix info.html/, $(addsuffix .html, $(topics)))
68 scripts := $(srcdir)/src/scripts
69 depcomp := $(SHELL) $(srcdir)/depcomp
70 tarball := $(SHELL) -e $(scripts)/tarball
71 econfig := $(sysconfdir)/empire/econfig
72 schedule := $(sysconfdir)/empire/schedule
73 gamedir := $(localstatedir)/empire
74 builtindir := $(datadir)/empire/builtin
75 einfodir := $(datadir)/empire/info.nr
76 ehtmldir := $(datadir)/empire/info.html
77 client/w32 := arpa/inet.h netdb.h netinet/in.h sys/time.h sys/socket.h \
78 sys/uio.h unistd.h w32io.c w32sockets.c w32types.h
80 # How to substitute Autoconf output variables
81 # Recursively expanded so that $@ and $< work.
83 -e 's?@configure_input\@?$(notdir $@): Generated from $(notdir $<) by make.?g' \
84 -e 's?@builtindir\@?$(builtindir)?g' \
85 -e 's?@econfig\@?$(econfig)?g' \
86 -e 's?@einfodir\@?$(einfodir)?g' \
87 -e 's?@gamedir\@?$(gamedir)?g' \
88 -e 's/@EMPIREHOST\@/$(EMPIREHOST)/g' \
89 -e 's/@EMPIREPORT\@/$(EMPIREPORT)/g'
92 # See `Cleanliness' below
95 mk += $(srcdir)/sources.mk
97 # Generated by Autoconf, not distributed:
98 ac := config.h config.log config.status info.html info.nr lib stamp-h
99 ac += $(basename $(filter %.in, $(src)))
100 ac += $(srcdir)/autom4te.cache $(srcdir)/src/client/autom4te.cache
101 # distributed by dist-source from $(srcdir):
102 acdist := aclocal.m4 config.h.in configure stamp-h.in
103 # distributed by dist-client from $(srcdir):
104 acdistcli := $(addprefix src/client/, aclocal.m4 config.h.in configure)
106 obj := $(csrc:.c=.o) $(filter %.o, $(ac:.c=.o))
110 libs := $(addprefix lib/, libcommon.a libas.a libgen.a libglobal.a)
112 util := $(addprefix src/util/, $(addsuffix $(EXEEXT), empdump empsched fairland files pconfig))
113 client := src/client/empire$(EXEEXT)
114 server := src/server/emp_server$(EXEEXT)
116 tsubj := $(addprefix info/, $(addsuffix .t, $(subjects)))
119 info.nr := $(addprefix info.nr/, $(info))
120 info.html := $(addprefix info.html/, $(addsuffix .html, $(info)))
122 # Conditionally generated files:
123 empth_obj := src/lib/empthread/io.o
125 ifeq ($(empthread),LWP)
126 empth_obj += src/lib/empthread/lwp.o src/lib/empthread/posix.o
127 empth_lib += lib/liblwp.a
129 ifeq ($(empthread),POSIX)
130 empth_obj += src/lib/empthread/pthread.o src/lib/empthread/posix.o
132 ifeq ($(empthread),Windows)
133 empth_obj += src/lib/empthread/ntthread.o
136 ifeq ($(empthread),Windows) # really: W32, regardless of thread package
138 $(client): lib/libw32.a
142 # Each generated file should be in one of the following sets.
144 clean := $(obj) $(deps) $(libs) $(util) $(client) $(server) $(tsubj) \
145 $(ttop) $(info.nr) $(info.html) $(empth_obj) $(empth_lib)
146 # Removed by distclean:
147 distclean := $(ac) $(mk)
148 # Distributed by dist-source from $(srcdir):
149 src_distgen := $(acdist)
150 # Distributed by dist-client from $(srcdir)/src/client; removed by distclean:
151 cli_distgen := $(acdistcli)
154 CPPFLAGS += -I$(srcdir)/include -I.
155 ifeq ($(empthread),Windows) # really: W32, regardless of thread package
156 CPPFLAGS += -I$(srcdir)/src/lib/w32
158 ifeq ($(have_gcc),yes)
159 CFLAGS += -fno-builtin-carg # conflicts with our carg()
160 CFLAGS += -fno-common
161 CFLAGS += -Wall -W -Wno-unused-parameter -Wpointer-arith \
162 -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs \
165 $(client): LDLIBS := $(LIBS_client)
166 $(server): LDLIBS := $(LIBS_server)
171 all: $(util) $(client) $(server) info
183 rm -rf $(distclean) $(cli_distgen)
186 install: all installdirs
187 $(INSTALL_PROGRAM) $(util) $(server) $(sbindir)
188 $(INSTALL_PROGRAM) $(client) $(bindir)
189 $(INSTALL) -m 444 $(addprefix $(srcdir)/, $(builtins)) $(builtindir)
190 $(INSTALL_DATA) $(info.nr) $(einfodir)
191 $(INSTALL_DATA) $(addprefix $(srcdir)/, $(man6)) $(mandir)/man6
192 sed -e '1,/^$$/d' -e 's/^/# /g' <$(srcdir)/doc/schedule >$(schedule).dist
193 echo >>$(schedule).dist
194 echo 'every 10 minutes' >>$(schedule).dist
195 [ -e $(schedule) ] || mv $(schedule).dist $(schedule)
196 if [ -e $(econfig) ]; then \
197 echo "Attempting to update your econfig"; \
198 if src/util/pconfig $(econfig) >$(econfig).dist; then \
199 if cmp -s $(econfig) $(econfig).dist; then \
200 echo "$(econfig) unchanged"; \
201 rm $(econfig).dist; \
204 echo "Your $(econfig) doesn't work"; \
205 src/util/pconfig >$(econfig).dist; \
207 if [ -e $(econfig).dist ]; then \
208 echo "Check out $(econfig).dist"; \
211 src/util/pconfig >$(econfig); \
216 mkdir -p $(sbindir) $(bindir) $(builtindir) $(einfodir) $(mandir)/man6 $(dir $(econfig)) $(gamedir)
221 $(INSTALL_DATA) $(info.html) $(ehtmldir)
225 rm -f $(addprefix $(sbindir)/, $(notdir $(util) $(server)))
226 rm -f $(addprefix $(bindir)/, $(notdir $(client)))
227 rm -rf $(builtindir) $(einfodir)
228 rm -f $(addprefix $(mandir)/man6/, $(notdir $(man6)))
229 @echo "$(dir $(econfig)) and $(gamedir) not removed, you may wish to remove it manually."
232 dist: dist-source dist-client dist-info
237 # Compile with dependencies as side effect, i.e. create %.d in
239 ifeq ($(how_to_dep),fast)
241 $(COMPILE.c) -MT $@ -MMD -MP -MF $(@:.o=.d) $(OUTPUT_OPTION) $< \
242 || { rm -f $(@:.o=.d) $@; false; }
243 # Why the rm? If gcc's preprocessor chokes, it leaves an empty
244 # dependency file behind, and doesn't touch the object file. If an
245 # old object file exists, and is newer than the .c file, make will
246 # then consider the object file up-to-date.
248 ifeq ($(how_to_dep),depcomp)
250 source='$<' object='$@' depfile='$(@:.o=.d)' $(CCDEPMODE) $(depcomp) \
251 $(COMPILE.c) $(OUTPUT_OPTION) $<
253 # Cancel the rule to compile %.c straight to %, it interferes with
254 # automatic dependency generation
257 # Work around MinGW Make's broken built-in link rule:
259 $(LINK.o) $^ $(LOADLIBES) $(LDLIBS) -o $@
263 $(NROFF) $(filter %.MAC, $^) $< | $(AWK) -f $(filter %/Blank.awk, $^) >$@
264 # Pipes in make are a pain. Catch obvious errors:
267 info.html/%.html: info/%.t
268 perl $(filter %.pl, $^) $< >$@
275 $(server): $(filter src/server/% src/lib/commands/% src/lib/player/% src/lib/subs/% src/lib/update/%, $(obj)) $(empth_obj) $(empth_lib) $(libs)
276 $(LINK.o) $^ $(LOADLIBES) $(LDLIBS) -o $@
278 $(client): $(filter src/client/%, $(obj)) src/lib/global/version.o
279 $(LINK.o) $^ $(LOADLIBES) $(LDLIBS) -o $@
283 lib/libas.a: $(filter src/lib/as/%, $(obj))
284 lib/libcommon.a: $(filter src/lib/common/%, $(obj))
285 lib/libgen.a: $(filter src/lib/gen/%, $(obj))
286 lib/libglobal.a: $(filter src/lib/global/%, $(obj))
287 lib/liblwp.a: $(filter src/lib/lwp/%, $(obj))
288 lib/libw32.a: $(filter src/lib/w32/%, $(obj))
290 $(libs) $(empth_lib):
296 # FIXME Remaking subjects doesn't work correctly when info sources get
297 # removed or subjects get dropped.
299 subjects.mk: info/findsubj.pl $(tsrc)
300 perl $(srcdir)/info/findsubj.pl $(filter %.t, $^)
302 $(tsubj): info/mksubj.pl
303 perl $(srcdir)/info/mksubj.pl $@ $(filter %.t, $^)
306 perl $(srcdir)/info/mktop.pl $@ $(filter %.t, $^)
308 info.nr/all: $(filter-out info.nr/all, $(info.nr))
310 (cd info.nr && LC_ALL=C ls -C $(info)) >>$@
312 info.html/all.html: info.nr/all info/ls2html.pl
313 expand $< | perl $(srcdir)/info/ls2html.pl >$@
315 $(info.nr): info/CRT.MAC info/INFO.MAC info/Blank.awk
317 $(subjects.html) info.html/TOP.html: info/subj2html.pl
318 $(topics.html): info/emp2html.pl
320 info.ps: info/TROFF.MAC info/INFO.MAC $(ttop) $(tsubj) $(tsrc)
326 dist-source: $(src_distgen)
327 ifeq ($(revctrl),git)
328 echo "src := $(src)" >$(srcdir)/sources.mk
330 $(tarball) $(TARNAME)-$(VERSION) -C $(srcdir) $(src_distgen) $(src) sources.mk
333 dist-client: $(cli_distgen)
334 $(tarball) $(TARNAME)-client-$(VERSION) \
335 -C $(srcdir)/src/client \
336 $(notdir $(filter src/client/%, $(src)) $(cli_distgen)) \
337 -C $(srcdir)/include proto.h version.h \
338 -C $(srcdir)/src/lib/global version.c \
339 -C $(srcdir)/src/lib $(addprefix w32/, $(client/w32)) \
340 -C $(srcdir)/man empire.6 \
341 -C $(srcdir) COPYING INSTALL install-sh
345 $(tarball) $(TARNAME)-info-text-$(VERSION) -C info.nr $(info)
346 $(tarball) $(TARNAME)-info-html-$(VERSION) -C info.html $(addsuffix .html, $(info))
353 # Automatic remake of configuration
354 # See (autoconf)Automatic Remaking.
355 # This requires sufficiently recent versions of autoconf and automake
357 $(srcdir)/configure: configure.ac aclocal.m4
358 cd $(srcdir) && autoconf
360 # autoheader might not change config.h.in, so touch a stamp file.
361 $(srcdir)/config.h.in: stamp-h.in
362 $(srcdir)/stamp-h.in: configure.ac aclocal.m4
363 cd $(srcdir) && autoheader
366 $(srcdir)/aclocal.m4: $(filter m4/%.m4, $(src))
367 cd $(srcdir) && aclocal -I m4
369 # config.status might not change config.h; use the stamp file.
371 stamp-h: config.h.in config.status
372 ./config.status config.h stamp-h
374 GNUmakefile: GNUmakefile.in config.status
377 config.status: configure
378 ./config.status --recheck
380 src/lib/global/path.c src/client/ipglob.c: %: %.in GNUmakefile Make.mk
384 # Make files for standalone client distribution
386 $(srcdir)/src/client/configure: src/client/configure.ac src/client/aclocal.m4
387 cd $(dir $@) && autoconf
389 $(srcdir)/src/client/config.h.in: src/client/configure.ac src/client/aclocal.m4
390 cd $(dir $@) && autoheader
393 $(srcdir)/src/client/aclocal.m4: m4/lib_socket_nsl.m4 m4/my_terminfo.m4 m4/my_windows_api.m4