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AC_INIT(conntrack-tools, 0.9.9, pablo@netfilter.org)
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE
AC_PROG_CC
AM_PROG_LIBTOOL
AC_PROG_INSTALL
AC_PROG_LN_S
AM_PROG_LEX
AC_PROG_YACC
case $target in
*-*-linux*) ;;
*) AC_MSG_ERROR([Linux only, dude!]);;
esac
dnl Dependencies
LIBNFNETLINK_REQUIRED=0.0.33
LIBNETFILTER_CONNTRACK_REQUIRED=0.0.99
AC_CHECK_PROG(HAVE_PKG_CONFIG, pkg-config, yes)
if test "x$HAVE_PKG_CONFIG" = "x"
then
echo "*** Error: No suitable pkg-config found. ***"
echo " Please install the 'pkg-config' package."
exit 1
fi
PKG_CHECK_MODULES(LIBNFNETLINK, libnfnetlink >= $LIBNFNETLINK_REQUIRED,,
AC_MSG_ERROR(Cannot find libnfnetlink >= $LIBNFNETLINK_REQUIRED))
PKG_CHECK_MODULES(LIBNETFILTER_CONNTRACK, libnetfilter_conntrack >= $LIBNETFILTER_CONNTRACK_REQUIRED,,
AC_MSG_ERROR(Cannot find libnetfilter_conntrack >= $LIBNETFILTER_CONNTRACK_REQUIRED))
AC_CHECK_PROGS(XYACC,$YACC bison yacc,none)
if test "$XYACC" = "none"
then
echo "*** Error: No suitable bison/yacc found. ***"
echo " Please install the 'bison' package."
exit 1
fi
AC_CHECK_PROGS(XLEX,$LEX flex lex,none)
if test "$XLEX" = "none"
then
echo "*** Error: No suitable flex/lex found. ***"
echo " Please install the 'flex' package."
exit 1
fi
AC_MSG_CHECKING(flex version)
flex_version=`$LEX --version | sed 's/version//g' | awk '/flex/ {print $2}'`
flex_major=`echo $flex_version| cut -d . -f 1`
flex_minor=`echo $flex_version| cut -d . -f 2`
flex_rev=`echo $flex_version| cut -d . -f 3`
if test "$flex_major" -eq "2" && test "$flex_minor" -eq "5" && test "$flex_rev" -ge "33"; then
AC_MSG_RESULT([$flex_version. OK])
else
AC_MSG_WARN([flex version $flex_version found.
Version 2.5.33 or greater is required. You may experience problems
while compilating the conntrack-tools. Please, consider to upgrade
flex.])
fi
AC_CHECK_HEADERS([linux/capability.h],, [AC_MSG_ERROR([Cannot find linux/capabibility.h])])
# Checks for libraries.
# FIXME: Replace `main' with a function in `-lc':
dnl AC_CHECK_LIB([c], [main])
# FIXME: Replace `main' with a function in `-ldl':
AC_CHECK_LIB([nfnetlink], [nfnl_query] ,,,[-lnfnetlink])
AC_CHECK_LIB([netfilter_conntrack], [nfct_query] ,,,[-lnetfilter_conntrack])
AC_CHECK_HEADERS(arpa/inet.h)
dnl check for inet_pton
AC_CHECK_FUNCS(inet_pton)
dnl Some systems have it, but not IPv6
if test "$ac_cv_func_inet_pton" = "yes" ; then
AC_MSG_CHECKING(if inet_pton supports IPv6)
AC_TRY_RUN(
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
int main()
{
struct in6_addr addr6;
if (inet_pton(AF_INET6, "::1", &addr6) < 1)
exit(1);
else
exit(0);
}
], [ AC_MSG_RESULT(yes)
AC_DEFINE_UNQUOTED(HAVE_INET_PTON_IPV6, 1, [Define to 1 if inet_pton supports IPv6.])
], AC_MSG_RESULT(no), AC_MSG_RESULT(no))
fi
# Checks for header files.
dnl AC_HEADER_STDC
dnl AC_CHECK_HEADERS([netinet/in.h stdlib.h])
# Checks for typedefs, structures, and compiler characteristics.
dnl AC_C_CONST
dnl AC_C_INLINE
# Checks for library functions.
dnl AC_FUNC_MALLOC
dnl AC_FUNC_VPRINTF
dnl AC_CHECK_FUNCS([memset])
dnl AC_CONFIG_FILES([Makefile
dnl debug/Makefile
dnl debug/src/Makefile
dnl extensions/Makefile
dnl src/Makefile])
CFLAGS="$CFLAGS $LIBNETFILTER_CONNTRACK_CFLAGS"
AC_SUBST(LIBNETFILTER_CONNTRACK_LIBS)
AC_OUTPUT(Makefile src/Makefile include/Makefile extensions/Makefile)
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