extensions/GNUmakefile.in

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