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|
#!/bin/sh
# lh_chroot_sysfs(1) - mount /sys
# 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
# Including common functions
LH_BASE="${LH_BASE:-/usr/share/live-helper}"
for FUNCTION in "${LH_BASE}"/functions/*.sh
do
. "${FUNCTION}"
done
# Setting static variables
DESCRIPTION="mount /sys"
HELP=""
USAGE="${PROGRAM} {install|remove} [--force]"
Arguments "${@}"
# Ensure that a system is built as root
lh_testroot
# Reading configuration files
Read_conffile config/common
Read_conffile config/bootstrap
Read_conffile config/chroot
Read_conffile config/binary
Read_conffile config/source
Read_conffile "${LH_CONFIG}"
Set_defaults
# Requiring stage file
Require_stagefile .stage/bootstrap
case "${1}" in
install)
Echo_message "Begin mounting /sys..."
# Checking stage file
Check_stagefile .stage/chroot_sysfs
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
if [ "${LH_USE_FAKEROOT}" != "enabled" ]
then
# Create mountpoint
mkdir -p chroot/sys
# Mounting /sys
${LH_ROOT_COMMAND} mount sysfs-live -t sysfs chroot/sys
else
rm -rf chroot/sys
ln -s /sys chroot/
fi
# Creating stage file
Create_stagefile .stage/chroot_sysfs
;;
remove)
Echo_message "Begin unmounting /sys..."
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
if [ "${LH_USE_FAKEROOT}" != "enabled" ]
then
# Unmounting /sys
#fuser -km chroot/sys
if [ -e chroot/sys/class ]
then
${LH_ROOT_COMMAND} umount chroot/sys
fi
else
rm -rf chroot/sys
mkdir -p chroot/sys
fi
# Removing stage file
rm -f .stage/chroot_sysfs
;;
*)
Usage
;;
esac
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