GNUmakefile.in revision 4496801821c01e3934996b40e0012ddcb969a8df 
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)/.$(@F).d,-MT,$@
26AM_LDFLAGS      = @noundef_LDFLAGS@
27
28ifeq (${V},)
29AM_LIBTOOL_SILENT = --silent
30AM_VERBOSE_CC     = @echo "  CC      " $@;
31AM_VERBOSE_CCLD   = @echo "  CCLD    " $@;
32AM_VERBOSE_CXX    = @echo "  CXX     " $@;
33AM_VERBOSE_CXXLD  = @echo "  CXXLD   " $@;
34AM_VERBOSE_AR     = @echo "  AR      " $@;
35AM_VERBOSE_GEN    = @echo "  GEN     " $@;
36endif
37
38#
39#	Wildcard module list
40#
41pfx_build_mod := $(patsubst ${srcdir}/libxt_%.c,%,$(sort $(wildcard ${srcdir}/libxt_*.c)))
42pfx_build_mod += NOTRACK state
43@ENABLE_IPV4_TRUE@ pf4_build_mod := $(patsubst ${srcdir}/libipt_%.c,%,$(sort $(wildcard ${srcdir}/libipt_*.c)))
44@ENABLE_IPV6_TRUE@ pf6_build_mod := $(patsubst ${srcdir}/libip6t_%.c,%,$(sort $(wildcard ${srcdir}/libip6t_*.c)))
45pfx_build_mod := $(filter-out @blacklist_modules@,${pfx_build_mod})
46pf4_build_mod := $(filter-out @blacklist_modules@,${pf4_build_mod})
47pf6_build_mod := $(filter-out @blacklist_modules@,${pf6_build_mod})
48pfx_objs      := $(patsubst %,libxt_%.o,${pfx_build_mod})
49pf4_objs      := $(patsubst %,libipt_%.o,${pf4_build_mod})
50pf6_objs      := $(patsubst %,libip6t_%.o,${pf6_build_mod})
51pfx_solibs    := $(patsubst %,libxt_%.so,${pfx_build_mod})
52pf4_solibs    := $(patsubst %,libipt_%.so,${pf4_build_mod})
53pf6_solibs    := $(patsubst %,libip6t_%.so,${pf6_build_mod})
54
55
56#
57# Building blocks
58#
59targets := libext.a libext4.a libext6.a matches.man targets.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}
72
73install: ${targets_install}
74	@mkdir -p "${DESTDIR}${xtlibdir}";
75	if test -n "${targets_install}"; then install -pm0755 $^ "${DESTDIR}${xtlibdir}/"; fi;
76
77clean:
78	rm -f *.o *.oo *.so *.a {matches,targets}.man initext.c initext4.c initext6.c;
79
80distclean: clean
81	rm -f .*.d .*.dd;
82
83init%.o: init%.c
84	${AM_VERBOSE_CC} ${CC} ${AM_CPPFLAGS} ${AM_DEPFLAGS} ${AM_CFLAGS} -D_INIT=$*_init ${CFLAGS} -o $@ -c $<;
85
86-include .*.d
87
88
89#
90#	Shared libraries
91#
92lib%.so: lib%.oo
93	${AM_VERBOSE_CCLD} ${CCLD} ${AM_LDFLAGS} -shared ${LDFLAGS} -o $@ $< -L../libxtables/.libs -lxtables ${$*_LIBADD};
94
95lib%.oo: ${srcdir}/lib%.c
96	${AM_VERBOSE_CC} ${CC} ${AM_CPPFLAGS} ${AM_DEPFLAGS} ${AM_CFLAGS} -D_INIT=lib$*_init -DPIC -fPIC ${CFLAGS} -o $@ -c $<;
97
98libxt_NOTRACK.so: libxt_CT.so
99	ln -fs $< $@
100libxt_state.so: libxt_conntrack.so
101	ln -fs $< $@
102
103# Need the LIBADDs in iptables/Makefile.am too for libxtables_la_LIBADD
104xt_RATEEST_LIBADD   = -lm
105xt_statistic_LIBADD = -lm
106
107
108#
109#	Static bits
110#
111#	If static building is disabled, libext*.a will still be generated,
112#	but will be empty. This is good since we can do with less case
113#	handling code in the Makefiles.
114#
115lib%.o: ${srcdir}/lib%.c
116	${AM_VERBOSE_CC} ${CC} ${AM_CPPFLAGS} ${AM_DEPFLAGS} ${AM_CFLAGS} -DNO_SHARED_LIBS=1 -D_INIT=lib$*_init ${CFLAGS} -o $@ -c $<;
117
118libext.a: initext.o ${libext_objs}
119	${AM_VERBOSE_AR} ${AR} crs $@ $^;
120
121libext4.a: initext4.o ${libext4_objs}
122	${AM_VERBOSE_AR} ${AR} crs $@ $^;
123
124libext6.a: initext6.o ${libext6_objs}
125	${AM_VERBOSE_AR} ${AR} crs $@ $^;
126
127initext_func  := $(addprefix xt_,${pfx_build_mod})
128initext4_func := $(addprefix ipt_,${pf4_build_mod})
129initext6_func := $(addprefix ip6t_,${pf6_build_mod})
130
131.initext.dd: FORCE
132	@echo "${initext_func}" >$@.tmp; \
133	cmp -s $@ $@.tmp || mv $@.tmp $@; \
134	rm -f $@.tmp;
135
136.initext4.dd: FORCE
137	@echo "${initext4_func}" >$@.tmp; \
138	cmp -s $@ $@.tmp || mv $@.tmp $@; \
139	rm -f $@.tmp;
140
141.initext6.dd: FORCE
142	@echo "${initext6_func}" >$@.tmp; \
143	cmp -s $@ $@.tmp || mv $@.tmp $@; \
144	rm -f $@.tmp;
145
146initext.c: .initext.dd
147	${AM_VERBOSE_GEN}
148	@( \
149	echo "" >$@; \
150	for i in ${initext_func}; do \
151		echo "extern void lib$${i}_init(void);" >>$@; \
152	done; \
153	echo "void init_extensions(void);" >>$@; \
154	echo "void init_extensions(void)" >>$@; \
155	echo "{" >>$@; \
156	for i in ${initext_func}; do \
157		echo  " ""lib$${i}_init();" >>$@; \
158	done; \
159	echo "}" >>$@; \
160	);
161
162initext4.c: .initext4.dd
163	${AM_VERBOSE_GEN}
164	@( \
165	echo "" >$@; \
166	for i in ${initext4_func}; do \
167		echo "extern void lib$${i}_init(void);" >>$@; \
168	done; \
169	echo "void init_extensions4(void);" >>$@; \
170	echo "void init_extensions4(void)" >>$@; \
171	echo "{" >>$@; \
172	for i in ${initext4_func}; do \
173		echo  " ""lib$${i}_init();" >>$@; \
174	done; \
175	echo "}" >>$@; \
176	);
177
178initext6.c: .initext6.dd
179	${AM_VERBOSE_GEN}
180	@( \
181	echo "" >$@; \
182	for i in ${initext6_func}; do \
183		echo "extern void lib$${i}_init(void);" >>$@; \
184	done; \
185	echo "void init_extensions6(void);" >>$@; \
186	echo "void init_extensions6(void)" >>$@; \
187	echo "{" >>$@; \
188	for i in ${initext6_func}; do \
189		echo " ""lib$${i}_init();" >>$@; \
190	done; \
191	echo "}" >>$@; \
192	);
193
194#
195#	Manual pages
196#
197ex_matches = $(shell echo ${1} | LC_ALL=POSIX grep -Eo '\b[[:lower:][:digit:]_]+\b')
198ex_targets = $(shell echo ${1} | LC_ALL=POSIX grep -Eo '\b[[:upper:][:digit:]_]+\b')
199man_run    = \
200	${AM_VERBOSE_GEN} \
201	for ext in $(sort ${1}); do \
202		f="${srcdir}/libxt_$$ext.man"; \
203		if [ -f "$$f" ]; then \
204			echo -e "\t+ $$f" >&2; \
205			echo ".SS $$ext"; \
206			cat "$$f" || exit $$?; \
207		fi; \
208		f="${srcdir}/libip6t_$$ext.man"; \
209		if [ -f "$$f" ]; then \
210			echo -e "\t+ $$f" >&2; \
211			echo ".SS $$ext (IPv6-specific)"; \
212			cat "$$f" || exit $$?; \
213		fi; \
214		f="${srcdir}/libipt_$$ext.man"; \
215		if [ -f "$$f" ]; then \
216			echo -e "\t+ $$f" >&2; \
217			echo ".SS $$ext (IPv4-specific)"; \
218			cat "$$f" || exit $$?; \
219		fi; \
220	done >$@;
221
222matches.man: .initext.dd .initext4.dd .initext6.dd $(wildcard ${srcdir}/lib*.man)
223	$(call man_run,$(call ex_matches,${pfx_build_mod} ${pf4_build_mod} ${pf6_build_mod}))
224
225targets.man: .initext.dd .initext4.dd .initext6.dd $(wildcard ${srcdir}/lib*.man)
226	$(call man_run,$(call ex_targets,${pfx_build_mod} ${pf4_build_mod} ${pf6_build_mod}))
227