GNUmakefile.in revision 5e8f947becc00a79e78b2a6cf0e25fd674c57ec4
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@ 17LDFLAGS := @LDFLAGS@ 18regular_CFLAGS := @regular_CFLAGS@ 19kinclude_CFLAGS := @kinclude_CFLAGS@ 20 21AM_CFLAGS := ${regular_CFLAGS} -I${top_builddir}/include -I${top_srcdir}/include ${kinclude_CFLAGS} 22AM_DEPFLAGS = -Wp,-MMD,$(@D)/.$(@F).d,-MT,$@ 23 24ifeq (${V},) 25AM_LIBTOOL_SILENT = --silent 26AM_VERBOSE_CC = @echo " CC " $@; 27AM_VERBOSE_CCLD = @echo " CCLD " $@; 28AM_VERBOSE_CXX = @echo " CXX " $@; 29AM_VERBOSE_CXXLD = @echo " CXXLD " $@; 30AM_VERBOSE_AR = @echo " AR " $@; 31AM_VERBOSE_GEN = @echo " GEN " $@; 32endif 33 34# 35# Wildcard module list 36# 37pfx_build_mod := $(patsubst ${srcdir}/libxt_%.c,%,$(wildcard ${srcdir}/libxt_*.c)) 38@ENABLE_IPV4_TRUE@ pf4_build_mod := $(patsubst ${srcdir}/libipt_%.c,%,$(wildcard ${srcdir}/libipt_*.c)) 39@ENABLE_IPV6_TRUE@ pf6_build_mod := $(patsubst ${srcdir}/libip6t_%.c,%,$(wildcard ${srcdir}/libip6t_*.c)) 40pfx_build_mod := $(filter-out @blacklist_modules@,${pfx_build_mod}) 41pf4_build_mod := $(filter-out @blacklist_modules@,${pf4_build_mod}) 42pf6_build_mod := $(filter-out @blacklist_modules@,${pf6_build_mod}) 43pfx_objs := $(patsubst %,libxt_%.o,${pfx_build_mod}) 44pf4_objs := $(patsubst %,libipt_%.o,${pf4_build_mod}) 45pf6_objs := $(patsubst %,libip6t_%.o,${pf6_build_mod}) 46pfx_solibs := $(patsubst %,libxt_%.so,${pfx_build_mod}) 47pf4_solibs := $(patsubst %,libipt_%.so,${pf4_build_mod}) 48pf6_solibs := $(patsubst %,libip6t_%.so,${pf6_build_mod}) 49 50 51# 52# Building blocks 53# 54targets := libext4.a libext6.a matches4.man matches6.man \ 55 targets4.man targets6.man 56targets_install := 57@ENABLE_STATIC_TRUE@ libext4_objs := ${pfx_objs} ${pf4_objs} 58@ENABLE_STATIC_TRUE@ libext6_objs := ${pfx_objs} ${pf6_objs} 59@ENABLE_STATIC_FALSE@ targets += ${pfx_solibs} ${pf4_solibs} ${pf6_solibs} 60@ENABLE_STATIC_FALSE@ targets_install += ${pfx_solibs} ${pf4_solibs} ${pf6_solibs} 61 62.SECONDARY: 63 64.PHONY: all install clean distclean FORCE 65 66all: ${targets} 67 68install: ${targets_install} 69 @mkdir -p "${DESTDIR}${xtlibdir}"; 70 if test -n "${targets_install}"; then install -pm0755 $^ "${DESTDIR}${xtlibdir}/"; fi; 71 72clean: 73 rm -f *.o *.oo *.so *.a {matches,targets}[46].man initext4.c initext6.c; 74 75distclean: clean 76 rm -f .*.d .*.dd; 77 78init%.o: init%.c 79 ${AM_VERBOSE_CC} ${CC} ${AM_DEPFLAGS} ${AM_CFLAGS} -D_INIT=$*_init ${CFLAGS} -o $@ -c $<; 80 81-include .*.d 82 83 84# 85# Shared libraries 86# 87lib%.so: lib%.oo 88 ${AM_VERBOSE_CCLD} ${CCLD} ${AM_LDFLAGS} -shared ${LDFLAGS} -o $@ $<; 89 90lib%.oo: ${srcdir}/lib%.c 91 ${AM_VERBOSE_CC} ${CC} ${AM_DEPFLAGS} ${AM_CFLAGS} -D_INIT=lib$*_init -DPIC -fPIC ${CFLAGS} -o $@ -c $<; 92 93 94# 95# Static bits 96# 97# If static building is disabled, libext*.a will still be generated, 98# but will be empty. This is good since we can do with less case 99# handling code in the Makefiles. 100# 101lib%.o: ${srcdir}/lib%.c 102 ${AM_VERBOSE_CC} ${CC} ${AM_DEPFLAGS} ${AM_CFLAGS} -DNO_SHARED_LIBS=1 -D_INIT=lib$*_init ${CFLAGS} -o $@ -c $<; 103 104libext4.a: initext4.o ${libext4_objs} 105 ${AM_VERBOSE_AR} ${AR} crs $@ $^; 106 107libext6.a: initext6.o ${libext6_objs} 108 ${AM_VERBOSE_AR} ${AR} crs $@ $^; 109 110initext_func := $(addprefix xt_,${pfx_build_mod}) $(addprefix ipt_,${pf4_build_mod}) 111initext6_func := $(addprefix xt_,${pfx_build_mod}) $(addprefix ip6t_,${pf6_build_mod}) 112 113.initext4.dd: FORCE 114 @echo "${initext_func}" >$@.tmp; \ 115 cmp -s $@ $@.tmp || mv $@.tmp $@; \ 116 rm -f $@.tmp; 117 118.initext6.dd: FORCE 119 @echo "${initext6_func}" >$@.tmp; \ 120 cmp -s $@ $@.tmp || mv $@.tmp $@; \ 121 rm -f $@.tmp; 122 123initext4.c: .initext4.dd 124 ${AM_VERBOSE_GEN} 125 @( \ 126 echo "" >$@; \ 127 for i in ${initext_func}; do \ 128 echo "extern void lib$${i}_init(void);" >>$@; \ 129 done; \ 130 echo "void init_extensions4(void);" >>$@; \ 131 echo "void init_extensions4(void)" >>$@; \ 132 echo "{" >>$@; \ 133 for i in ${initext_func}; do \ 134 echo " ""lib$${i}_init();" >>$@; \ 135 done; \ 136 echo "}" >>$@; \ 137 ); 138 139initext6.c: .initext6.dd 140 ${AM_VERBOSE_GEN} 141 @( \ 142 echo "" >$@; \ 143 for i in ${initext6_func}; do \ 144 echo "extern void lib$${i}_init(void);" >>$@; \ 145 done; \ 146 echo "void init_extensions(void);" >>$@; \ 147 echo "void init_extensions(void)" >>$@; \ 148 echo "{" >>$@; \ 149 for i in ${initext6_func}; do \ 150 echo " ""lib$${i}_init();" >>$@; \ 151 done; \ 152 echo "}" >>$@; \ 153 ); 154 155# 156# Manual pages 157# 158ex_matches = $(sort $(shell echo $(1) | LC_ALL=POSIX grep -Eo '\b[[:alnum:]_]+\b')) 159ex_targets = $(sort $(shell echo $(1) | LC_ALL=POSIX grep -Eo '\b[[:alnum:]_]+\b')) 160man_run = \ 161 ${AM_VERBOSE_GEN} \ 162 for ext in $(1); do \ 163 f="${srcdir}/libxt_$$ext.man"; \ 164 cf="${srcdir}/libxt_$$ext.c"; \ 165 if [ -f "$$f" ] && grep -Eq "$(3)|NFPROTO_UNSPEC" "$$cf"; then \ 166 echo -e "\t+ $$f" >&2; \ 167 echo ".SS $$ext"; \ 168 cat "$$f" || exit $$?; \ 169 continue; \ 170 fi; \ 171 f="${srcdir}/lib$(2)t_$$ext.man"; \ 172 if [ -f "$$f" ]; then \ 173 echo -e "\t+ $$f" >&2; \ 174 echo ".SS $$ext"; \ 175 cat "$$f" || exit $$?; \ 176 continue; \ 177 fi; \ 178 done >$@; 179 180matches4.man: .initext4.dd $(wildcard ${srcdir}/lib*.man) 181 $(call man_run,$(call ex_matches,${pfx_build_mod} ${pf4_build_mod}),ip,NFPROTO_IPV4) 182 183matches6.man: .initext6.dd $(wildcard ${srcdir}/lib*.man) 184 $(call man_run,$(call ex_matches,${pfx_build_mod} ${pf6_build_mod}),ip6,NFPROTO_IPV6) 185 186targets4.man: .initext4.dd $(wildcard ${srcdir}/lib*.man) 187 $(call man_run,$(call ex_targets,${pfx_build_mod} ${pf4_build_mod}),ip,NFPROTO_IPV4) 188 189targets6.man: .initext6.dd $(wildcard ${srcdir}/lib*.man) 190 $(call man_run,$(call ex_targets,${pfx_build_mod} ${pf6_build_mod}),ip6,NFPROTO_IPV6) 191