AC_INIT([iptables], [1.8.2]) # See libtool.info "Libtool's versioning system" libxtables_vcurrent=14 libxtables_vage=2 AC_CONFIG_AUX_DIR([build-aux]) AC_CONFIG_HEADERS([config.h]) AC_CONFIG_MACRO_DIR([m4]) AC_PROG_INSTALL AM_INIT_AUTOMAKE([-Wall]) AC_PROG_CC AM_PROG_CC_C_O AC_DISABLE_STATIC m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) AM_PROG_LIBTOOL AC_ARG_WITH([kernel], AS_HELP_STRING([--with-kernel=PATH], [Path to kernel source/build directory]), [kbuilddir="$withval"; ksourcedir="$withval";]) AC_ARG_WITH([kbuild], AS_HELP_STRING([--with-kbuild=PATH], [Path to kernel build directory [[/lib/modules/CURRENT/build]]]), [kbuilddir="$withval"]) AC_ARG_WITH([ksource], AS_HELP_STRING([--with-ksource=PATH], [Path to kernel source directory [[/lib/modules/CURRENT/source]]]), [ksourcedir="$withval"]) AC_ARG_WITH([xtlibdir], AS_HELP_STRING([--with-xtlibdir=PATH], [Path where to install Xtables extensions [[LIBEXECDIR/xtables]]]), [xtlibdir="$withval"], [xtlibdir="${libdir}/xtables"]) AC_ARG_ENABLE([ipv4], AS_HELP_STRING([--disable-ipv4], [Do not build iptables]), [enable_ipv4="$enableval"], [enable_ipv4="yes"]) AC_ARG_ENABLE([ipv6], AS_HELP_STRING([--disable-ipv6], [Do not build ip6tables]), [enable_ipv6="$enableval"], [enable_ipv6="yes"]) AC_ARG_ENABLE([largefile], AS_HELP_STRING([--disable-largefile], [Do not build largefile support]), [enable_largefile="$enableval"], [enable_largefile="yes"]) AS_IF([test "$enable_largefile" = "yes"], [largefile_cppflags='-D_LARGEFILE_SOURCE=1 -D_LARGE_FILES -D_FILE_OFFSET_BITS=64']) AC_ARG_ENABLE([devel], AS_HELP_STRING([--enable-devel], [Install Xtables development headers]), [enable_devel="$enableval"], [enable_devel="yes"]) AC_ARG_ENABLE([libipq], AS_HELP_STRING([--enable-libipq], [Build and install libipq]), [enable_libipq="$enableval"], [enable_libipq="no"]) AC_ARG_ENABLE([bpf-compiler], AS_HELP_STRING([--enable-bpf-compiler], [Build bpf compiler]), [enable_bpfc="$enableval"], [enable_bpfc="no"]) AC_ARG_ENABLE([nfsynproxy], AS_HELP_STRING([--enable-nfsynproxy], [Build SYNPROXY configuration tool]), [enable_nfsynproxy="$enableval"], [enable_nfsynproxy="no"]) AC_ARG_WITH([pkgconfigdir], AS_HELP_STRING([--with-pkgconfigdir=PATH], [Path to the pkgconfig directory [[LIBDIR/pkgconfig]]]), [pkgconfigdir="$withval"], [pkgconfigdir='${libdir}/pkgconfig']) AC_ARG_ENABLE([nftables], AS_HELP_STRING([--disable-nftables], [Do not build nftables compat]), [enable_nftables="$enableval"], [enable_nftables="yes"]) AC_ARG_ENABLE([connlabel], AS_HELP_STRING([--disable-connlabel], [Do not build libnetfilter_conntrack]), [enable_connlabel="$enableval"], [enable_connlabel="yes"]) AC_ARG_WITH([xt-lock-name], AS_HELP_STRING([--with-xt-lock-name=PATH], [Path to the xtables lock [[/run/xtables.lock]]]), [xt_lock_name="$withval"], [xt_lock_name="/run/xtables.lock"]) libiptc_LDFLAGS2=""; AX_CHECK_LINKER_FLAGS([-Wl,--no-as-needed], [libiptc_LDFLAGS2="-Wl,--no-as-needed"]) AC_SUBST([libiptc_LDFLAGS2]) AC_MSG_CHECKING([whether $LD knows -Wl,--no-undefined]) saved_LDFLAGS="$LDFLAGS"; LDFLAGS="-Wl,--no-undefined"; AC_LINK_IFELSE([AC_LANG_SOURCE([int main(void) {}])], [noundef_LDFLAGS="$LDFLAGS"; AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no])] ) LDFLAGS="$saved_LDFLAGS"; blacklist_modules="" blacklist_x_modules="" blacklist_b_modules="" blacklist_a_modules="" blacklist_4_modules="" blacklist_6_modules="" AC_CHECK_HEADERS([linux/dccp.h linux/ip_vs.h linux/magic.h linux/proc_fs.h linux/bpf.h]) if test "$ac_cv_header_linux_dccp_h" != "yes"; then blacklist_modules="$blacklist_modules dccp"; fi; if test "$ac_cv_header_linux_ip_vs_h" != "yes"; then blacklist_modules="$blacklist_modules ipvs"; fi; AC_CHECK_SIZEOF([struct ip6_hdr], [], [#include ]) AM_CONDITIONAL([ENABLE_STATIC], [test "$enable_static" = "yes"]) AM_CONDITIONAL([ENABLE_SHARED], [test "$enable_shared" = "yes"]) AM_CONDITIONAL([ENABLE_IPV4], [test "$enable_ipv4" = "yes"]) AM_CONDITIONAL([ENABLE_IPV6], [test "$enable_ipv6" = "yes"]) AM_CONDITIONAL([ENABLE_LARGEFILE], [test "$enable_largefile" = "yes"]) AM_CONDITIONAL([ENABLE_DEVEL], [test "$enable_devel" = "yes"]) AM_CONDITIONAL([ENABLE_LIBIPQ], [test "$enable_libipq" = "yes"]) AM_CONDITIONAL([ENABLE_BPFC], [test "$enable_bpfc" = "yes"]) AM_CONDITIONAL([ENABLE_SYNCONF], [test "$enable_nfsynproxy" = "yes"]) AM_CONDITIONAL([ENABLE_NFTABLES], [test "$enable_nftables" = "yes"]) AM_CONDITIONAL([ENABLE_CONNLABEL], [test "$enable_connlabel" = "yes"]) if test "x$enable_bpfc" = "xyes" || test "x$enable_nfsynproxy" = "xyes"; then AC_CHECK_LIB(pcap, pcap_compile,, AC_MSG_ERROR(missing libpcap library required by bpf compiler or nfsynproxy tool)) fi PKG_CHECK_MODULES([libnfnetlink], [libnfnetlink >= 1.0], [nfnetlink=1], [nfnetlink=0]) AM_CONDITIONAL([HAVE_LIBNFNETLINK], [test "$nfnetlink" = 1]) if test "x$enable_nftables" = "xyes"; then PKG_CHECK_MODULES([libmnl], [libmnl >= 1.0], [mnl=1], [mnl=0]) if test "$mnl" = 0; then echo "*** Error: No suitable libmnl found. ***" echo " Please install the 'libmnl' package" echo " Or consider --disable-nftables to skip" echo " iptables-compat over nftables support." exit 1 fi PKG_CHECK_MODULES([libnftnl], [libnftnl >= 1.1.1], [nftables=1], [nftables=0]) if test "$nftables" = 0; then echo "*** Error: no suitable libnftnl found. ***" echo " Please install the 'libnftnl' package" echo " Or consider --disable-nftables to skip" echo " iptables-compat over nftables support." exit 1 fi AM_PROG_LEX AC_PROG_YACC if test -z "$ac_cv_prog_YACC" then echo "*** Error: No suitable bison/yacc found. ***" echo " Please install the 'bison' package." exit 1 fi if test -z "$ac_cv_prog_LEX" then echo "*** Error: No suitable flex/lex found. ***" echo " Please install the 'flex' package." exit 1 fi fi AM_CONDITIONAL([HAVE_LIBMNL], [test "$mnl" = 1]) AM_CONDITIONAL([HAVE_LIBNFTNL], [test "$nftables" = 1]) if test "$nftables" != 1; then blacklist_b_modules="$blacklist_b_modules limit mark nflog mangle" blacklist_a_modules="$blacklist_a_modules mangle" fi if test "x$enable_connlabel" = "xyes"; then PKG_CHECK_MODULES([libnetfilter_conntrack], [libnetfilter_conntrack >= 1.0.6], [nfconntrack=1], [nfconntrack=0]) if test "$nfconntrack" -ne 1; then blacklist_modules="$blacklist_modules connlabel"; echo "WARNING: libnetfilter_conntrack not found, connlabel match will not be built"; enable_connlabel="no"; fi; else blacklist_modules="$blacklist_modules connlabel"; fi; AM_CONDITIONAL([HAVE_LIBNETFILTER_CONNTRACK], [test "$nfconntrack" = 1]) AC_SUBST([blacklist_modules]) AC_SUBST([blacklist_x_modules]) AC_SUBST([blacklist_b_modules]) AC_SUBST([blacklist_a_modules]) AC_SUBST([blacklist_4_modules]) AC_SUBST([blacklist_6_modules]) regular_CFLAGS="-Wall -Waggregate-return -Wmissing-declarations \ -Wmissing-prototypes -Wredundant-decls -Wshadow -Wstrict-prototypes \ -Wlogical-op \ -Winline -pipe"; regular_CPPFLAGS="${largefile_cppflags} -D_REENTRANT \ -DXTABLES_LIBDIR=\\\"\${xtlibdir}\\\" -DXTABLES_INTERNAL"; kinclude_CPPFLAGS=""; if [[ -n "$kbuilddir" ]]; then kinclude_CPPFLAGS="$kinclude_CPPFLAGS -I$kbuilddir/include/uapi -I$kbuilddir/include"; fi; if [[ -n "$ksourcedir" ]]; then kinclude_CPPFLAGS="$kinclude_CPPFLAGS -I$ksourcedir/include/uapi -I$ksourcedir/include"; fi; pkgdatadir='${datadir}/xtables'; define([EXPAND_VARIABLE], [$2=[$]$1 if test $prefix = 'NONE'; then prefix="/usr/local" fi while true; do case "[$]$2" in *\[$]* ) eval "$2=[$]$2" ;; *) break ;; esac done eval "$2=[$]$2" ])dnl EXPAND_VARIABLE AC_SUBST([regular_CFLAGS]) AC_SUBST([regular_CPPFLAGS]) AC_SUBST([noundef_LDFLAGS]) AC_SUBST([kinclude_CPPFLAGS]) AC_SUBST([kbuilddir]) AC_SUBST([ksourcedir]) AC_SUBST([xtlibdir]) AC_SUBST([pkgconfigdir]) AC_SUBST([pkgdatadir]) AC_SUBST([libxtables_vcurrent]) AC_SUBST([libxtables_vage]) libxtables_vmajor=$(($libxtables_vcurrent - $libxtables_vage)); AC_SUBST([libxtables_vmajor]) AC_DEFINE_UNQUOTED([XT_LOCK_NAME], "${xt_lock_name}", [Location of the iptables lock file]) AC_CONFIG_FILES([Makefile extensions/GNUmakefile include/Makefile iptables/Makefile iptables/xtables.pc iptables/iptables.8 iptables/iptables-extensions.8.tmpl iptables/iptables-save.8 iptables/iptables-restore.8 iptables/iptables-apply.8 iptables/iptables-xml.1 libipq/Makefile libipq/libipq.pc libiptc/Makefile libiptc/libiptc.pc libiptc/libip4tc.pc libiptc/libip6tc.pc libxtables/Makefile utils/Makefile include/xtables-version.h include/iptables/internal.h iptables/xtables-monitor.8 utils/nfnl_osf.8]) AC_OUTPUT EXPAND_VARIABLE(xtlibdir, e_xtlibdir) EXPAND_VARIABLE(pkgconfigdir, e_pkgconfigdir) echo " Iptables Configuration: IPv4 support: ${enable_ipv4} IPv6 support: ${enable_ipv6} Devel support: ${enable_devel} IPQ support: ${enable_libipq} Large file support: ${enable_largefile} BPF utils support: ${enable_bpfc} nfsynproxy util support: ${enable_nfsynproxy} nftables support: ${enable_nftables} connlabel support: ${enable_connlabel} Build parameters: Put plugins into executable (static): ${enable_static} Support plugins via dlopen (shared): ${enable_shared} Installation prefix (--prefix): ${prefix} Xtables extension directory: ${e_xtlibdir} Pkg-config directory: ${e_pkgconfigdir} Xtables lock file: ${xt_lock_name}" if [[ -n "$ksourcedir" ]]; then echo " Kernel source directory: ${ksourcedir}" fi; if [[ -n "$kbuilddir" ]]; then echo " Kernel build directory: ${kbuilddir}" fi; echo " Host: ${host} GCC binary: ${CC}" test x"$blacklist_modules" = "x" || echo " Iptables modules that will not be built: $blacklist_modules"