#! /bin/sh

cleanup()
{
  fusermount -u $HOME/.mutantfactions/overlay
}

if [[ ! -d $HOME/.mutantfactions/overlay ]]; then
  mkdir -p $HOME/.mutantfactions/overlay
fi
if [[ ! -d $HOME/.mutantfactions/data ]]; then
  mkdir -p $HOME/.mutantfactions/data
fi

unionfs -o cow $HOME/.mutantfactions/data=RW:/opt/mutantfactions=RO $HOME/.mutantfactions/overlay
trap cleanup SIGTERM
trap cleanup SIGKILL
trap cleanup SIGINT
$HOME/.mutantfactions/overlay/MutantFactions $@
cleanup