#! /bin/sh
# 
#  Remove entry from etc/devlink.tab.
#  rem_drv random driver if driver is no longer on the system.
#  These changes are based on the postremove script.
#

PATH="/usr/bin:/usr/sbin:${PATH}"
export PATH

REMDRV=${ROOTDIR}/usr/sbin/rem_drv
DEVLINKTB="${ROOTDIR}/etc/devlink.tab"

if test ! -f ${DEVLINKTB} -o ! -w ${DEVLINKTB}; then
	echo "SUNWcsr: file ${DEVLINKTB} is missing/inaccessible." >&2
	exit 1
fi

trap "rm -f /tmp/$$.*;exit" 0 1 2 3 13 15
TMP=/tmp/$$

#
# rem_devlink - removes an entry from ${DEVLINKTB}
#
rem_devlink()
{
	PATTERN="$1"
	LINK="$2"

	grep -v "^$PATTERN	$LINK$" ${DEVLINKTB} >$TMP.devlink
	mv $TMP.devlink ${DEVLINKTB}
}

#
# remove_minor - removes minor node in /dev for passed driver
#
#    Usage:	remove_minor {driver_name}
#
remove_minor()
{
	DRIVER="$1"
	DEVNODE="${ROOTDIR}/dev/${DRIVER}"
	rm -f $DEVNODE
}



if [ -f ${REMDRV} ]; then 
 
	if [ ! -f ${ROOTDIR}/kernel/drv/random ]; then

		${REMDRV} -b ${ROOTDIR} random
		rem_devlink 'type=ddi_pseudo;name=random' '\\M0'
		remove_minor random
		remove_minor urandom

	fi

fi

touch ${ROOTDIR}/reconfigure

exit 0
