#!/bin/sh

# Ubuntu 16.04

export PATH=/bin:/sbin:/usr/bin:/usr/sbin:${PATH}

ARCH=$1

if test "x$ARCH" = "x"; then
	echo "One argument expected (architecture)" 1>&2
	exit 1
fi

case $ARCH in
	i686)
		PACKAGE_ARCH=i386
		ARCH_SWITCH=linux32
		;;
		
	x86_64)
		PACKAGE_ARCH=amd64
		ARCH_SWITCH=
		;;
		
	*)
		echo "Unsupported architecture '$ARCH'" 1>&2
		exit 1
esac

CHROOT_DIR=ubuntu1604-${ARCH}

rm -rf $CHROOT_DIR

mkdir $CHROOT_DIR

debootstrap --verbose --arch=${PACKAGE_ARCH} --variant=minbase xenial $CHROOT_DIR http://ch.archive.ubuntu.com/ubuntu/

${ARCH_SWITCH} chroot ${CHROOT_DIR} apt-key update
${ARCH_SWITCH} chroot ${CHROOT_DIR} apt-get update

cat >> $CHROOT_DIR/root/.bash_profile <<EOF
export PATH=\$PATH:/usr/sbin:/usr/bin:/sbin:/bin
export PS1='[ubuntu1604:\u@\h \W]\$ '
EOF