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#!/bin/sh
# lh_source_usb(1) - build source image
# Copyright (C) 2006-2007 Daniel Baumann <daniel@debian.org>
#
# live-helper comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
# This is free software, and you are welcome to redistribute it
# under certain conditions; see COPYING for details.
set -e
# Source common functions
for FUNCTION in /usr/share/live-helper/functions/*.sh
do
. ${FUNCTION}
done
# Set static variables
DESCRIPTION="build source image"
HELP=""
USAGE="${PROGRAM} [--force]"
Arguments "${@}"
Echo_debug "Init ${PROGRAM}"
# Reading configuration files
Read_conffile config/bootstrap
Read_conffile config/chroot
Read_conffile config/common
Read_conffile config/image
Set_defaults
Breakpoint "source_usb: Init"
if [ "${LIVE_SOURCE}" != "enabled" ]
then
exit 0
fi
for IMAGE in ${LIVE_SOURCE_IMAGE}
do
if [ "${IMAGE}" = "usb" ]
then
# Requiring stage file
Require_stagefile .stage/source_download
# Checking stage file
Check_stagefile .stage/source_usb
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
# Checking depends
Check_package chroot/sbin/mkdosfs dosfstools
Check_package chroot/sbin/parted parted
# Installing depends
Install_package
# Remove old source
if [ -f source.img ]
then
rm -f source.img
fi
# Everything which comes here needs to be cleaned up,
DU_DIM="`du -ms source | cut -f1`"
REAL_DIM="`expr ${DU_DIM} + ${DU_DIM} / 20`" # Just 5% more to be sure, need something more sophistcated here...
dd if=/dev/zero of=source.img bs=1024k count=${REAL_DIM}
FREELO="`${LH_LOSETUP} -f`"
if [ ! -b chroot/${FREELO} ]
then
MAKEDEV="true"
mv chroot/dev chroot/dev.tmp
find /dev | cpio -dmpu chroot
fi
echo "!!! The following error/warning messages can be ignored !!!"
lh_losetup $FREELO source.img 0
Chroot "parted -s ${FREELO} mklabel msdos" || true
Chroot "parted -s ${FREELO} mkpartfs primary fat16 0.0 100%" || true
Chroot "parted -s ${FREELO} set 1 lba off" || true
${LH_LOSETUP} -d ${FREELO}
lh_losetup $FREELO source.img 1
Chroot "mkfs.msdos -n DEBIAN_LIVE ${FREELO}"
mkdir -p source.tmp
${LH_ROOT_COMMAND} mount ${FREELO} source.tmp
cp -r source/* source.tmp
${LH_ROOT_COMMAND} umount source.tmp
rmdir source.tmp
${LH_LOSETUP} -d ${FREELO}
echo "!!! The above error/warning messages can be ignored !!!"
if [ -n "${MAKEDEV}" ]
then
rm -f chroot/dev
mv chroot/dev.tmp chroot/dev
fi
# Removing depends
Remove_package
# Creating stage file
Create_stagefile .stage/source_usb
fi
done
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