freebsd/etc/isdn/answer

#!/bin/sh
#---------------------------------------------------------------------------
#
#	answer script for i4b isdnd
#	---------------------------
#
# $FreeBSD$
#
#	last edit-date: [Thu May 20 11:44:38 1999]
#
#---------------------------------------------------------------------------
VARDIR=/var/isdn

#FreeBSD < 3.1, NetBSD, OpenBSD, BSD/OS
#LIBDIR=/usr/local/lib/isdn
#FreeBSD 3.1 and up
LIBDIR=/usr/share/isdn

LOGFILE=/tmp/answer.log
NCALLFILE=${VARDIR}/ncall
DATE=`date +%d%H`
DF=0
dF=0
sF=0

if ! set -- `getopt D:d:s: $*`; then
	echo 'Usage: answer -D device -d destination -s source'
	exit 1
fi

for i ; do
	case ${i} in
	-D)
		DEVICE=$2
		DF=1
		shift
		shift
		;;
	-d)
		DEST=$2
		dF=1
		shift
		shift
		;;
	-s)
		SRC=$2
		sF=1
		shift
		shift
		;;
	--)
		shift
		break
		;;
	esac
done

echo "" >>${LOGFILE}

if [ "${DF}" -eq 0 -o "${dF}" -eq 0 -o "${sF}" -eq 0 ]; then
	echo 'Usage: answer -D device -d destination -s source'
	exit 1
fi

echo "answer: device ${DEVICE} destination ${DEST} source ${SRC} " >>${LOGFILE}

if [ -r "${NCALLFILE}" ]; then
	NCALL=`cat ${NCALLFILE}`
else
	NCALL=0
fi

NCALL=`printf "%.4d" ${NCALL}`

echo Date: `date` >> ${VARDIR}/I.${NCALL}.${DATE}

if [ -n "${SRC}" ]; then
	echo "From: ${SRC}" >> ${VARDIR}/I.${NCALL}.${DATE}
fi

if [ -n "${DEST}" ]; then
	echo "To: ${DEST}" >> ${VARDIR}/I.${NCALL}.${DATE}
fi

if [ -r "${LIBDIR}/beep.al" ]; then
	dd of=${DEVICE} if=${LIBDIR}/beep.al bs=2k # >/dev/null 2>&1
fi

if [ -r "${LIBDIR}/msg.al" ]; then
	dd of=${DEVICE} if=${LIBDIR}/msg.al bs=2k # >/dev/null 2>&1
	if [ -r "${LIBDIR}/beep.al" ]
	then
		dd of=${DEVICE} if=${LIBDIR}/beep.al bs=2k # >/dev/null 2>&1
	fi
fi

echo `expr ${NCALL} + 1` >${NCALLFILE}