#!/bin/bash
#
# autoport-chroot
# (c) 2012-2013 by Silvan Calarco <silvan.calarco@mambasoft.it>
#
. /etc/sysconfig/autoport

CHROOT_TARGET=$1

function usage() {
   echo "\
$0
"$"Copyright (C) 2012 Silvan Calarco <silvan.calarco@mambasoft.it>""
"$"Released under the terms of the GNU GPL v3 license"
   echo "
"$"Enters autoport  chroot environment.""

"$"Usage"":
   $me chroot_target
"
}

[ "$CHROOT_TARGET" ] || {
   usage
   exit 1
}

[ "`uname -m`" = "x86_64" ] && HOST_IS_X86_64=1

for i in `seq 0 ${#AUTOPORT_ARCH[*]}`; do
   [ "${AUTOPORT_CHROOT[$i]}" = "$CHROOT_TARGET" ] || continue

   if [ "$HOST_IS_X86_64" -a "${AUTOPORT_ARCH[$i]}" != "x86_64" ]; then
      CMD_PREFIX=linux32
   else
      CMD_PREFIX=
   fi
   echo "Entering ${AUTOPORT_CHROOT[$i]} autoport chroot environment"
   [ -e /var/autoport/${AUTOPORT_CHROOT[$i]}/etc/profile.d/autoport.sh ] || {
      echo "PS1='[\u@${AUTOPORT_CHROOT[$i]} \W]\$ '" > /var/autoport/${AUTOPORT_CHROOT[$i]}/etc/profile.d/autoport.sh
   }
   $CMD_PREFIX /usr/sbin/chroot /var/autoport/${AUTOPORT_CHROOT[$i]} su -l ${AUTOPORT_CHROOT_USER[$i]}
   exit 0
done

echo "$CHROOT_TARGET: undefined chroot target"
exit 1