.bashrc

# dhfine colors
C_DEFAULT="\[\033[m\]"
C_WHITE="\[\033[1m\]"
C_BLACK="\[\033[30m\]"
C_RED="\[\033[31m\]"
C_GREEN="\[\033[32m\]"
C_YELLOW="\[\033[33m\]"
C_BLUE="\[\033[34m\]"
C_PURPLE="\[\033[35m\]"
C_CYAN="\[\033[36m\]"
C_LIGHTGRAY="\[\033[37m\]"
C_DARKGRAY="\[\033[1;30m\]"
C_LIGHTRED="\[\033[1;31m\]"
C_LIGHTGREEN="\[\033[1;32m\]"
C_LIGHTYELLOW="\[\033[1;33m\]"
C_LIGHTBLUE="\[\033[1;34m\]"
C_LIGHTPURPLE="\[\033[1;35m\]"
C_LIGHTCYAN="\[\033[1;36m\]"
C_BG_BLACK="\[\033[40m\]"
C_BG_RED="\[\033[41m\]"
C_BG_GREEN="\[\033[42m\]"
C_BG_YELLOW="\[\033[43m\]"
C_BG_BLUE="\[\033[44m\]"
C_BG_PURPLE="\[\033[45m\]"
C_BG_CYAN="\[\033[46m\]"
C_BG_LIGHTGRAY="\[\033[47m\]"

c_cyan=`tput setaf 6`
c_red=`tput setaf 1`
c_green=`tput setaf 2`
c_pink=`tput setaf 5`
c_sgr0=`tput sgr0`

parse_branch ()
{
    if git rev-parse --git-dir >/dev/null 2>&1
    then
        branchname="(git:"$(branch_color)$(git branch 2>/dev/null| sed -n '/^\*/s/^\* //p')${c_sgr0}") "
    elif hg prompt >/dev/null 2>&1
    then
        branchname="(hg:"$(branch_color)$(hg prompt "{branch}" 2>/dev/null)${c_sgr0}") "
    else
        return 0
    fi
    echo -e $branchname
}

branch_color ()
{
    if git rev-parse --git-dir >/dev/null 2>&1
    then 
        color=""
        if git diff --quiet 2>/dev/null >&2
        then 
            gitstatus=$(git status 2>/dev/null| tail -n1)
            case "$gitstatus" in
                "nothing to commit (working directory clean)" ) color=${c_green};;
                * ) color=${c_pink};;
            esac
        else         color=${c_red}
        fi
    elif hg prompt >/dev/null 2>&1
    then      
        color=""
        hgstatus=$(hg prompt {status} 2>/dev/null)
        case "$hgstatus" in 
            "!" ) color=${c_red};;
            "?" ) color=${c_pink};;
            * ) color=${c_green};;
        esac
    else
        return 0
    fi
    echo -ne $color
}

export PS1="$C_BG_CYAN$C_BLACK\u@\h$C_BG_BLACK$C_RED:\w\[${c_sgr0}\]"'$(parse_branch)'"$C_BG_BLACK$C_RED\n\$$C_DEFAULT "