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#!/bin/sh
#
# $FreeBSD$
#
if [ "`id -u`" != "0" ]; then
echo "Sorry, this must be done as root."
exit 1
fi
if [ $# -lt 1 ]; then
echo "You must specify which kernel to extract."
exit 1
fi
CONFIG=$1
BOOT=${DESTDIR}/boot
KERNEL=$BOOT/$CONFIG
if [ -d $KERNEL ]; then
echo "You are about to extract the $CONFIG kernel distribution into $KERNEL - are you SURE"
echo -n "you want to do this over your installed system (y/n)? "
read ans
else
# new installation; do not prompt
ans=y
fi
if [ "$ans" = "y" ]; then
if [ -d $KERNEL ]; then
sav=$KERNEL.sav
if [ -d $sav ]; then
# XXX remove stuff w/o a prompt
echo "Removing existing $sav"
rm -rf $sav
fi
echo "Saving existing $KERNEL as $sav"
mv $KERNEL $sav
fi
# translate per Makefile:doTARBALL XXX are we sure to have tr?
tn=`echo ${CONFIG} | tr 'A-Z' 'a-z'`
cat $tn.?? | tar --unlink -xpzf - -C $BOOT
else
echo "Installation of $CONFIG kernel distribution not done."
fi
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