Since the script is written in bash they could also have used $BASH_SOURCE, which will always point to the correct path of the script being executed, so you can

Since the script is written in bash they could also have used $BASH_SOURCE, which will always point to the correct path of the script being executed, so you can do something like this: SCRIPT="$BASH_SOURCE" SCRIPT_DIR="$(dirname "$BASH_SOURCE")"