My full PS1

gistfile1.txt

# Prompt
export PROMPT_DIRTRIM=3

function getwintitle()
{

    case $TERM in
	xterm*|rxvt|Eterm|eterm)
	    # Set icon title
	    printf "\[\e]1;\h:\`basename '\w'\`\007\]"
	    # Set window title
	    printf "\[\e]2;\h:\w\007\]"
	    ;;
	screen)
	    printf "\[\e_\h:\w\e\\"
	    ;;
	*)
	    ;;
    esac
}

# Emulate %c from tcsh
# Stolen from: http://bsdjlh.blogspot.com/2009/02/bash-prompt-trick-cheap-emulation-of.html
# (with minor mods)
function traildir()
{
    local n=$1 dir=$2
    local sl tildedir homelen shifted  traildir
    local oldifs=$IFS

    tildedir=${dir#$HOME}
    if ! [[ "$tildedir" == "$dir" ]]; then
            # Special break out case
            [[ -z "$tildedir" ]] && { echo "~"; return 0; }

            sl="~/"
    else
            sl="/"
    fi

    set -- ${HOME//\// }
    homelen=$#

    shifted=0
    IFS="/"
    set -- ${tildedir/\//}
    if [[ $# -gt $n ]]; then
            shifted=$(($# - $n))
            shift $shifted
            traildir="$sl<$shifted>/$*"
    else
            traildir="$sl$*"
    fi

    IFS=$oldifs
    echo $traildir
}


if [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
fi

# Show dirty state
export GIT_PS1_SHOWDIRTYSTATE=1

TRAILPWD=3
export PS1="\h\\[\e[1;31m\]\$(__git_ps1 \"(%s)\")\[\e[m\]:\[\`tput bold\`\]\$(traildir \$TRAILPWD \"\$PWD\")\[\`tput sgr0\`\]$ `getwintitle`"

simple ps1

# From: http://blog.jasonmeridth.com/2010/05/22/git-ps1.html

source ~/.git-completion.bash
export PS1='\w$(__git_ps1 "(%s)") > '