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#!/bin/sh
#
# Copyright (C) 2013 Daniel Francis <francis@sugarlabs.org>
#
# Based in qchroot
# by Alan M Bruce (qole) with help from Benson Mitchell and Thomas Perl
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.

CHROOT=$1

# Devices
mount --bind /dev "$CHROOT/dev"
# Processes
mount --bind /proc "$CHROOT/proc"

#Gentoo wiki says this will make X work
mount --bind /dev/pts "$CHROOT/dev/pts"
mount --bind /tmp "$CHROOT/tmp"

#Open e-mail attachments, etc
mount --bind /var/tmp "$CHROOT/var/tmp"

#ArchLinux suggestions
mount --bind /dev/shm "$CHROOT/dev/shm"
mount --bind /sys "$CHROOT/sys"

#Make DBus work
mount --bind /var/run/dbus "$CHROOT/var/run/dbus"
mount --bind /var/lib/dbus "$CHROOT/var/lib/dbus"

#Make pulseaudio work
mount -o bind /var/run/pulse "$CHROOT/var/run/pulse"

xhost + > /dev/null

# Now chroot
chroot $@

# Unmount all directories

umount "$CHROOT/proc"

umount "$CHROOT/dev/pts"
umount "$CHROOT/tmp"

umount "$CHROOT/var/tmp"

umount "$CHROOT/dev/shm"
umount "$CHROOT/sys"

umount "$CHROOT/var/run/dbus"
umount "$CHROOT/var/lib/dbus"

umount "$CHROOT/var/run/pulse"

umount "$CHROOT/dev"