Shell prompt

gistfile1.txt

_short_pwd ()
{
    local PRE= NAME="$1" LENGTH="$2";
    [[ "$NAME" != "${NAME#$HOME/}" || -z "${NAME#$HOME}" ]] &&
        PRE+='~' NAME="${NAME#$HOME}" LENGTH=$[LENGTH-1];
    ((${#NAME}>$LENGTH)) && NAME="/...${NAME:$[${#NAME}-LENGTH+4]}";
    echo "$PRE$NAME"
}

export CLICOLOR=1
export LSCOLORS=GxFxCxDxBxegedabagaced

PS1='\[\e[36m\]$(_short_pwd "$PWD" 32):\[\e[96m\]\$\[\e[0m\] '