alias l='ls' alias ls='/bin/ls $LS_OPTIONS' # Check for GNU ls and add colour and ISO8601 dates if available. ls=$(ls --help 2>/dev/null) if echo "$ls" | grep gnu.org >/dev/null; then eval `dircolors 2>/dev/null` 2>/dev/null LS_OPTIONS="--color=auto -F -b" if echo "$ls" | grep -- --time-style >/dev/null; then LS_OPTIONS="$LS_OPTIONS --time-style=long-iso" fi export LS_OPTIONS elif [ "$SYSTEM" = "Darwin" ]; then export LS_OPTIONS="-G -F -b" fi unset ls