#!/bin/sh

CONFIG="config.h"

echo "/* System features detected by configure */" > $CONFIG

echo -n "Looking for ng_bpf ..."
if [ -e /usr/include/netgraph/ng_bpf.h \
  -o -e /usr/include/bpf/netgraph/ng_bpf.h ]
then
    echo " found."
    echo "#define	HAVE_NG_BPF	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ng_car ..."
if [ -e /usr/include/netgraph/ng_car.h ]
then
    echo " found."
    echo "#define	HAVE_NG_CAR	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ng_deflate ..."
if [ -e /usr/include/netgraph/ng_deflate.h ]
then
    echo " found."
    echo "#define	HAVE_NG_DEFLATE	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ng_ipacct ..."
if [ "$USE_NG_IPACCT" = no ]; then
    echo " disabled."
else if [ -e /usr/include/netgraph/ng_ipacct.h \
  -o -e /usr/local/include/netgraph/ng_ipacct.h ]
then
    echo " found."
    echo "#define	HAVE_NG_IPACCT	1" >> $CONFIG
else
    echo " not found."
fi
fi

echo -n "Looking for ng_mppc ..."
if [ -e /usr/include/netgraph/ng_mppc.h \
  -o -e /usr/include/netgraph/mppc/ng_mppc.h ]
then
    echo " found."
    echo "#define	HAVE_NG_MPPC	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ng_nat ..."
if [ -e /usr/include/netgraph/ng_nat.h ]
then
    echo " found."
    echo "#define	HAVE_NG_NAT	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ng_netflow ..."
if [ -e /usr/include/netgraph/netflow/ng_netflow.h \
  -o -e /usr/local/include/netgraph/netflow/ng_netflow.h ]
then
    if [ -e /usr/include/netgraph/netflow/ng_netflow.h ] && \
	/usr/bin/grep NG_NETFLOW_HOOK_OUT /usr/include/netgraph/netflow/ng_netflow.h >/dev/null 2>&1
    then
	echo " found."
	echo "#define	HAVE_NG_NETFLOW	1" >> $CONFIG
    elif [ -e /usr/local/include/netgraph/netflow/ng_netflow.h ] && \
	/usr/bin/grep NG_NETFLOW_HOOK_OUT /usr/local/include/netgraph/netflow/ng_netflow.h >/dev/null 2>&1
    then
	echo " found."
	echo "#define	HAVE_NG_NETFLOW	1" >> $CONFIG
    else
	echo " too old, unsupported."
    fi
else
    echo " not found."
fi

echo -n "Looking for ng_pred1 ..."
if [ -e /usr/include/netgraph/ng_pred1.h ]
then
    echo " found."
    echo "#define	HAVE_NG_PRED1	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ng_tcpmss ..."
if [ -e /usr/include/netgraph/ng_tcpmss.h ]
then
    echo " found."
    echo "#define	HAVE_NG_TCPMSS	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ng_vjc ..."
if [ -e /usr/include/netgraph/ng_vjc.h \
  -o -e /usr/include/vjc/netgraph/ng_vjc.h ]
then
    echo " found."
    echo "#define	HAVE_NG_VJC	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ipfw ..."
if [ -e /sbin/ipfw  ]
then
    echo " found."
    echo "#define	HAVE_IPFW	1" >> $CONFIG
else
    echo " not found."
fi


echo -n "Looking for rad_bind_to() ..."
if /usr/bin/grep rad_bind_to /usr/include/radlib.h >/dev/null 2>&1
then
    echo " found."
    echo "#define	HAVE_RAD_BIND	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for rad_cvt_addr6() ..."
if /usr/bin/grep rad_cvt_addr6 /usr/include/radlib.h >/dev/null 2>&1
then
    echo " found."
    echo "#define	HAVE_RAD_ADDR6	1" >> $CONFIG
else
    echo " not found."
fi

echo -n "Looking for ether_ntoa_r() ..."
if /usr/bin/grep ether_ntoa_r /usr/include/net/ethernet.h >/dev/null 2>&1
then
    echo " found."
    echo "#define	HAVE_NTOA_R	1" >> $CONFIG
else
    echo " not found."
fi