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#!/bin/sh
# lh_binary_rootfs(1) - build rootfs image
set -e
# Source common functions
for FUNCTION in /usr/share/live-helper/functions/*.sh
do
. ${FUNCTION}
done
# Reading configuration files
Read_conffile config/common
Read_conffile config/image
Set_defaults
# Requiring stage file
Require_stagefile .stage/bootstrap
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
# Checking stage file
Check_stagefile .stage/binary_rootfs
# Creating directory
if [ ! -d binary/casper ]
then
mkdir -p binary/casper
fi
case "${LIVE_FILESYSTEM}" in
ext2)
if [ -f binary/casper/filesystem.ext2 ]
then
rm -f binary/casper/filesystem.ext2
fi
DU_DIM="`du -ks chroot | cut -f1`"
REAL_DIM="`expr ${DU_DIM} + ${DU_DIM} / 20`" # Just 5% more to be sure, need something more sophistcated here...
genext2fs --size-in-blocks=${REAL_DIM} --reserved-blocks=0 --root=chroot binary/casper/filesystem.ext2
;;
plain)
if [ -d binary/casper/filesystem.dir ]
then
rm -rf binary/casper/filesystem.dir
fi
cd chroot
find . | cpio -pumd ../binary/casper/filesystem.dir
cd "${OLDPWD}"
;;
squashfs)
if [ -f binary/casper/filesystem.squashfs ]
then
rm binary/casper/filesystem.squashfs
fi
if [ "${LIVE_FLAVOUR}" = "minimal" ] || [ "${LIVE_FLAVOUR}" = "mini" ]
then
mksquashfs chroot binary/casper/filesystem.squashfs -e chroot/boot/vmlinuz* chroot/boot/initrd.img* chroot/vmlinuz chroot/initrd.img chroot/boot/config-* chroot/boot/System.map-*
else
mksquashfs chroot binary/casper/filesystem.squashfs
fi
;;
esac
# Creating stage file
Create_stagefile .stage/binary_rootfs
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