#!/bin/bash | |
# set the default value | |
XDG_DATA_DIRS="${XDG_DATA_DIRS:-/usr/local/share/:/usr/share}" | |
# add a directory if it exists | |
if [[ -d /opt/foo/share ]]; then | |
XDG_DATA_DIRS="/opt/foo/share:${XDG_DATA_DIRS}" | |
fi | |
# write our output | |
echo "XDG_DATA_DIRS=${XDG_DATA_DIRS}" |