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|
#!/bin/sh
#
# $FreeBSD$
#
set -e
export BLOCKSIZE=512
if [ "$1" = "-s" ]; then
do_size="yes"; shift
else
do_size=""
fi
FSIMG=$1; shift
RD=$1 ; shift
MNT=$1 ; shift
FSSIZE=$1 ; shift
FSPROTO=$1 ; shift
FSINODE=$1 ; shift
FSLABEL=$1 ; shift
deadlock=20
while true
do
rm -f ${FSIMG}
if [ "x${MDDEVICE}" != "x" ] ; then
umount /dev/${MDDEVICE} 2>/dev/null || true
umount ${MNT} 2>/dev/null || true
mdconfig -d -u ${MDDEVICE} 2>/dev/null || true
fi
dd of=${FSIMG} if=/dev/zero count=${FSSIZE} bs=1k 2>/dev/null
# this suppresses the `invalid primary partition table: no magic'
awk 'BEGIN {printf "%c%c", 85, 170}' |\
dd of=${FSIMG} obs=1 seek=510 conv=notrunc 2>/dev/null
MDDEVICE=`mdconfig -a -t vnode -f ${FSIMG}`
if [ ! -c /dev/${MDDEVICE} ] ; then
if [ -f /dev/MAKEDEV ] ; then
( cd /dev && sh MAKEDEV ${MDDEVICE} )
else
echo "No /dev/$MDDEVICE and no MAKEDEV" 1>&2
exit 1
fi
fi
disklabel -Brw /dev/${MDDEVICE} ${FSLABEL}
newfs -i ${FSINODE} -T ${FSLABEL} -o space -m 1 /dev/${MDDEVICE}c
mount /dev/${MDDEVICE}c ${MNT}
if [ -d ${FSPROTO} ]; then
(set -e && cd ${FSPROTO} && find . -print | cpio -dump ${MNT})
else
cp -p ${FSPROTO} ${MNT}
fi
df -ki ${MNT}
set `df -ki ${MNT} | tail -1`
umount ${MNT}
mdconfig -d -u ${MDDEVICE} 2>/dev/null || true
echo "*** Filesystem is ${FSSIZE} K, $4 left"
echo "*** ${FSINODE} bytes/inode, $7 left"
if [ "${do_size}" ]; then
echo ${FSSIZE} > ${FSIMG}.size
fi
break;
done
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