set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
-x="$(readlink -f -- "$BASH_SOURCE")"; cd ${x%/*} # directory of this file
+x="$(readlink -f -- "${BASH_SOURCE[0]}")"; cd ${x%/*} # directory of this file
cat common.conf sway.conf > /a/bin/distro-setup/subdir_files/.config/sway/config
cat common.conf i3.conf > /a/bin/distro-setup/subdir_files/.config/i3/config