GNUmakefile.in revision 5e5ea1ccf61d96879531929874109c17c1894908 
1# -*- Makefile -*-
2
3top_builddir := @top_builddir@
4builddir     := @builddir@
5top_srcdir  := @top_srcdir@
6srcdir      := @srcdir@
7ksourcedir  := @ksourcedir@
8prefix      := @prefix@
9exec_prefix := @exec_prefix@
10libdir      := @libdir@
11libexecdir  := @libexecdir@
12xtlibdir    := @xtlibdir@
13
14CC             := @CC@
15CCLD           := ${CC}
16CFLAGS         := @CFLAGS@
17CPPFLAGS       := @CPPFLAGS@
18LDFLAGS        := @LDFLAGS@
19regular_CFLAGS := @regular_CFLAGS@
20regular_CPPFLAGS := @regular_CPPFLAGS@
21kinclude_CPPFLAGS := @kinclude_CPPFLAGS@
22
23AM_CFLAGS      := ${regular_CFLAGS}
24AM_CPPFLAGS     = ${regular_CPPFLAGS} -I${top_builddir}/include -I${top_builddir} -I${top_srcdir}/include ${kinclude_CPPFLAGS}
25AM_DEPFLAGS     = -Wp,-MMD,$(@D)/.$(@F).d,-MT,$@
26
27ifeq (${V},)
28AM_LIBTOOL_SILENT = --silent
29AM_VERBOSE_CC     = @echo "  CC      " $@;
30AM_VERBOSE_CCLD   = @echo "  CCLD    " $@;
31AM_VERBOSE_CXX    = @echo "  CXX     " $@;
32AM_VERBOSE_CXXLD  = @echo "  CXXLD   " $@;
33AM_VERBOSE_AR     = @echo "  AR      " $@;
34AM_VERBOSE_GEN    = @echo "  GEN     " $@;
35endif
36
37#
38#	Wildcard module list
39#
40pfx_build_mod := $(patsubst ${srcdir}/libxt_%.c,%,$(sort $(wildcard ${srcdir}/libxt_*.c)))
41@ENABLE_IPV4_TRUE@ pf4_build_mod := $(patsubst ${srcdir}/libipt_%.c,%,$(sort $(wildcard ${srcdir}/libipt_*.c)))
42@ENABLE_IPV6_TRUE@ pf6_build_mod := $(patsubst ${srcdir}/libip6t_%.c,%,$(sort $(wildcard ${srcdir}/libip6t_*.c)))
43pfx_build_mod := $(filter-out @blacklist_modules@,${pfx_build_mod})
44pf4_build_mod := $(filter-out @blacklist_modules@,${pf4_build_mod})
45pf6_build_mod := $(filter-out @blacklist_modules@,${pf6_build_mod})
46pfx_objs      := $(patsubst %,libxt_%.o,${pfx_build_mod})
47pf4_objs      := $(patsubst %,libipt_%.o,${pf4_build_mod})
48pf6_objs      := $(patsubst %,libip6t_%.o,${pf6_build_mod})
49pfx_solibs    := $(patsubst %,libxt_%.so,${pfx_build_mod})
50pf4_solibs    := $(patsubst %,libipt_%.so,${pf4_build_mod})
51pf6_solibs    := $(patsubst %,libip6t_%.so,${pf6_build_mod})
52
53
54#
55# Building blocks
56#
57targets := libext.a libext4.a libext6.a \
58           matches4.man matches6.man \
59           targets4.man targets6.man
60targets_install :=
61@ENABLE_STATIC_TRUE@ libext_objs := ${pfx_objs}
62@ENABLE_STATIC_TRUE@ libext4_objs := ${pf4_objs}
63@ENABLE_STATIC_TRUE@ libext6_objs := ${pf6_objs}
64@ENABLE_STATIC_FALSE@ targets += ${pfx_solibs} ${pf4_solibs} ${pf6_solibs}
65@ENABLE_STATIC_FALSE@ targets_install += ${pfx_solibs} ${pf4_solibs} ${pf6_solibs}
66
67.SECONDARY:
68
69.PHONY: all install clean distclean FORCE
70
71all: ${targets} check
72
73check: ${targets}
74	@echo "  CHECK    unknown symbols in .so files"; \
75	. ../iptables/libxtables.la; \
76	for i in "" lib*.so; do \
77		[ -z "$$i" ] && continue; \
78		LD_PRELOAD="$$dlname" LD_LIBRARY_PATH=../iptables/.libs \
79			ldd -r $$i 2>&1 >/dev/null; \
80	done;
81
82install: ${targets_install}
83	@mkdir -p "${DESTDIR}${xtlibdir}";
84	if test -n "${targets_install}"; then install -pm0755 $^ "${DESTDIR}${xtlibdir}/"; fi;
85
86clean:
87	rm -f *.o *.oo *.so *.a {matches,targets}[46].man initext.c initext4.c initext6.c;
88
89distclean: clean
90	rm -f .*.d .*.dd;
91
92init%.o: init%.c
93	${AM_VERBOSE_CC} ${CC} ${AM_CPPFLAGS} ${AM_DEPFLAGS} ${AM_CFLAGS} -D_INIT=$*_init ${CFLAGS} -o $@ -c $<;
94
95-include .*.d
96
97
98#
99#	Shared libraries
100#
101lib%.so: lib%.oo
102	${AM_VERBOSE_CCLD} ${CCLD} ${AM_LDFLAGS} -shared ${LDFLAGS} -o $@ $< ${$*_LIBADD};
103
104lib%.oo: ${srcdir}/lib%.c
105	${AM_VERBOSE_CC} ${CC} ${AM_CPPFLAGS} ${AM_DEPFLAGS} ${AM_CFLAGS} -D_INIT=lib$*_init -DPIC -fPIC ${CFLAGS} -o $@ -c $<;
106
107# Need the LIBADDs in iptables/Makefile.am too for libxtables_la_LIBADD
108xt_RATEEST_LIBADD   = -lm
109xt_statistic_LIBADD = -lm
110
111
112#
113#	Static bits
114#
115#	If static building is disabled, libext*.a will still be generated,
116#	but will be empty. This is good since we can do with less case
117#	handling code in the Makefiles.
118#
119lib%.o: ${srcdir}/lib%.c
120	${AM_VERBOSE_CC} ${CC} ${AM_CPPFLAGS} ${AM_DEPFLAGS} ${AM_CFLAGS} -DNO_SHARED_LIBS=1 -D_INIT=lib$*_init ${CFLAGS} -o $@ -c $<;
121
122libext.a: initext.o ${libext_objs}
123	${AM_VERBOSE_AR} ${AR} crs $@ $^;
124
125libext4.a: initext4.o ${libext4_objs}
126	${AM_VERBOSE_AR} ${AR} crs $@ $^;
127
128libext6.a: initext6.o ${libext6_objs}
129	${AM_VERBOSE_AR} ${AR} crs $@ $^;
130
131initext_func  := $(addprefix xt_,${pfx_build_mod})
132initext4_func := $(addprefix ipt_,${pf4_build_mod})
133initext6_func := $(addprefix ip6t_,${pf6_build_mod})
134
135.initext.dd: FORCE
136	@echo "${initext_func}" >$@.tmp; \
137	cmp -s $@ $@.tmp || mv $@.tmp $@; \
138	rm -f $@.tmp;
139
140.initext4.dd: FORCE
141	@echo "${initext4_func}" >$@.tmp; \
142	cmp -s $@ $@.tmp || mv $@.tmp $@; \
143	rm -f $@.tmp;
144
145.initext6.dd: FORCE
146	@echo "${initext6_func}" >$@.tmp; \
147	cmp -s $@ $@.tmp || mv $@.tmp $@; \
148	rm -f $@.tmp;
149
150initext.c: .initext.dd
151	${AM_VERBOSE_GEN}
152	@( \
153	echo "" >$@; \
154	for i in ${initext_func}; do \
155		echo "extern void lib$${i}_init(void);" >>$@; \
156	done; \
157	echo "void init_extensions(void);" >>$@; \
158	echo "void init_extensions(void)" >>$@; \
159	echo "{" >>$@; \
160	for i in ${initext_func}; do \
161		echo  " ""lib$${i}_init();" >>$@; \
162	done; \
163	echo "}" >>$@; \
164	);
165
166initext4.c: .initext4.dd
167	${AM_VERBOSE_GEN}
168	@( \
169	echo "" >$@; \
170	for i in ${initext4_func}; do \
171		echo "extern void lib$${i}_init(void);" >>$@; \
172	done; \
173	echo "void init_extensions4(void);" >>$@; \
174	echo "void init_extensions4(void)" >>$@; \
175	echo "{" >>$@; \
176	for i in ${initext4_func}; do \
177		echo  " ""lib$${i}_init();" >>$@; \
178	done; \
179	echo "}" >>$@; \
180	);
181
182initext6.c: .initext6.dd
183	${AM_VERBOSE_GEN}
184	@( \
185	echo "" >$@; \
186	for i in ${initext6_func}; do \
187		echo "extern void lib$${i}_init(void);" >>$@; \
188	done; \
189	echo "void init_extensions6(void);" >>$@; \
190	echo "void init_extensions6(void)" >>$@; \
191	echo "{" >>$@; \
192	for i in ${initext6_func}; do \
193		echo " ""lib$${i}_init();" >>$@; \
194	done; \
195	echo "}" >>$@; \
196	);
197
198#
199#	Manual pages
200#
201ex_matches = $(shell echo ${1} | LC_ALL=POSIX grep -Eo '\b[[:lower:][:digit:]_]+\b')
202ex_targets = $(shell echo ${1} | LC_ALL=POSIX grep -Eo '\b[[:upper:][:digit:]_]+\b')
203man_run    = \
204	${AM_VERBOSE_GEN} \
205	for ext in $(sort ${1}); do \
206		f="${srcdir}/libxt_$$ext.man"; \
207		cf="${srcdir}/libxt_$$ext.c"; \
208		if [ -f "$$f" ] && grep -Eq "$(3)|NFPROTO_UNSPEC" "$$cf"; then \
209			echo -e "\t+ $$f" >&2; \
210			echo ".SS $$ext"; \
211			cat "$$f" || exit $$?; \
212			continue; \
213		fi; \
214		f="${srcdir}/lib$(2)t_$$ext.man"; \
215		if [ -f "$$f" ]; then \
216			echo -e "\t+ $$f" >&2; \
217			echo ".SS $$ext"; \
218			cat "$$f" || exit $$?; \
219			continue; \
220		fi; \
221	done >$@;
222
223matches4.man: .initext.dd .initext4.dd $(wildcard ${srcdir}/lib*.man)
224	$(call man_run,$(call ex_matches,${pfx_build_mod} ${pf4_build_mod}),ip,NFPROTO_IPV4)
225
226matches6.man: .initext.dd .initext6.dd $(wildcard ${srcdir}/lib*.man)
227	$(call man_run,$(call ex_matches,${pfx_build_mod} ${pf6_build_mod}),ip6,NFPROTO_IPV6)
228
229targets4.man: .initext.dd .initext4.dd $(wildcard ${srcdir}/lib*.man)
230	$(call man_run,$(call ex_targets,${pfx_build_mod} ${pf4_build_mod}),ip,NFPROTO_IPV4)
231
232targets6.man: .initext.dd .initext6.dd $(wildcard ${srcdir}/lib*.man)
233	$(call man_run,$(call ex_targets,${pfx_build_mod} ${pf6_build_mod}),ip6,NFPROTO_IPV6)
234