# color-grep initialization # Skip the rest for noninteractive shells. [ -z "$PS1" ] && return COLORS= [ -e "/etc/GREP_COLORS" ] && COLORS="/etc/GREP_COLORS" if [ -n "$COLORS" ]; then grep -qi "^COLOR.*none" $COLORS >/dev/null 2>/dev/null && return fi alias grep='grep --color=auto' 2>/dev/null