# Attach to existing tmux session rather than create a new one if possible # If given any arguments, just use them as they are if [ "$#" -gt 0 ] ; then : # If a session exists, just attach to it elif command tmux has-session 2>/dev/null ; then set -- attach-session -d # Create a new session with an appropriate name else set -- new-session -s "${TMUX_SESSION:-default}" fi # Execute with concluded arguments tmux "$@"