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#!/bin/sh
# make sure we are being run in the right directory...
if [ -f mkinitramfs ]
then :
else
echo >&2 mkinitramfs must be run from the mdadm source directory.
exit 1
fi
if [ -f /bin/busybox ]
then : good, it exists
case `file /bin/busybox` in
*statically* ) : good ;;
* ) echo >&2 mkinitramfs: /bin/busybox is not statically linked: cannot proceed.
exit 1
esac
else
echo >&2 "mkinitramfs: /bin/busybox doesn't exist - please install it statically linked."
exit 1
fi
rm -rf initramfs
mkdir initramfs
mkdir initramfs/bin
make mdadm.static
cp mdadm.static initramfs/bin/mdadm
cp /bin/busybox initramfs/bin/busybox
ln initramfs/bin/busybox initramfs/bin/sh
cat <<- END > initramfs/init
#!/bin/sh
echo 'Auto-assembling boot md array'
mkdir /proc
mount -t proc proc /proc
if [ -n "$rootuuid" ]
then arg=--uuid=$rootuuid
elif [ -n "$mdminor" ]
then arg=--super-minor=$mdminor
else arg=--super-minor=0
fi
echo "Using $arg"
mdadm -Acpartitions $arg --auto=part /dev/mda
cd /
mount /dev/mda1 /root || mount /dev/mda /root
umount /proc
cd /root
exec chroot . /sbin/init < /dev/console > /dev/console 2>&1
END
chmod +x initramfs/init
(cd initramfs
find init bin | cpio -o -H newc | gzip --best
) > init.cpio.gz
rm -rf initramfs
ls -l init.cpio.gz
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