vp-build/templates/kernel/INSTALL

#
# This scripts creates the initramfs for the newly installed
# kernel package.
#
case "$2" in
pre)
	;;
post)
	echo "Running $3-$4 post installation hooks..."
	if [ "$1" = "NOTSET" ]; then
		mntproc_cmd="mount -t proc proc /proc"
		umntproc_cmd="umount /proc"
		mntsys_cmd="mount -t sysfs none /sys"
		umntsys_cmd="umount /sys"
		initramfs_cmd="update-initramfs"
	else
		mntproc_cmd="chroot $1 mount -t proc proc ./proc"
		umntproc_cmd="chroot $1 umount ./proc"
		mntsys_cmd="chroot $1 mount -t sysfs none ./sys"
		umntsys_cmd="chroot $1 umount ./sys"
		initramfs_cmd="chroot $1 update-initramfs"
	fi

	if [ ! -f ./var/lib/initramfs-tools/$4 ]; then
		initramfs_cmd="$initramfs_cmd -c -k $4"
	else
		initramfs_cmd="$initramfs_cmd -u -k $4"
	fi

	${mntproc_cmd}
	${mntsys_cmd}
	${initramfs_cmd}
	${umntproc_cmd}
	${umntsys_cmd}
	;;
esac