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#!/usr/bin/bash
_help() {
cat <<EOF
Usage: $script [options]
Options:
-h --help Show this message
--windowed Windowed mode
--settings Change settings
Examples:
$script --windowed
$script --settings
EOF
exit 0
}
pushd() { builtin pushd "$@" > /dev/null; }
popd() { builtin popd > /dev/null; }
INSTALL_DIR=/opt/jagged-alliance
HOME_DIR="$HOME"/.gog/jagged-alliance
if which unionfs &> /dev/null; then
USE_UNIONFS=1
fi
script=${0##*/}
TEMP=$(getopt -o h --long help,windowed,settings \
-n "$script" -- "$@")
if [ $? != 0 ] ; then exit 1 ; fi
eval set -- "$TEMP"
while true; do
case "$1" in
-h|--help) _help; shift ;;
--windowed) WINDOWED=1; shift ;;
--settings) START_SETTINGS=1; WINDOWED=1; shift ;;
--) shift; break ;;
esac
done
configs=('-conf' 'dosboxja.conf')
if [ "$WINDOWED" ]; then
configs+=('-conf' 'dosbox_windowed.conf')
fi
if [ "$START_SETTINGS" ]; then
configs+=('-conf' 'dosboxja_settings.conf')
else
configs+=('-conf' 'dosboxja_single.conf')
fi
if [ "$USE_UNIONFS" ]; then
LOWER_DIR="$INSTALL_DIR"
UPPER_DIR="$HOME_DIR/config"
UNION_DIR="$HOME_DIR/game"
mkdir -p "$HOME_DIR"/{game,config}
unionfs -o cow,relaxed_permissions "$UPPER_DIR=RW:$LOWER_DIR=RO" "$UNION_DIR"
echo "Launching game within $UNION_DIR"
pushd "$UNION_DIR" && dosbox "${configs[@]}"
popd && fusermount -u "$UNION_DIR"
else
echo "Launching game within $INSTALL_DIR"
cd $INSTALL_DIR && dosbox "${configs[@]}"
fi
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