if [ "$TERM" != "dumb" ]; then
    eval "`dircolors -b`"
    alias ls='ls --color=auto'
    function _git_prompt() {
        local git_status="`git status -unormal 2>&1`"
        if ! [[ "$git_status" =~ Not\ a\ git\ repo ]]; then
            if [[ "$git_status" =~ nothing\ to\ commit ]]; then
                local ansi=32
            elif [[ "$git_status" =~ nothing\ added\ to\ commit\ but\ untracked\ files\ present ]]; then
                local ansi=34
            else
                local ansi=33
            fi
            echo -n '\[\e[0;33;'"$ansi"'m\]'"$(__git_ps1)"'\[\e[0m\]'
        fi
    }
    function _prompt_command() {
        PS1="${debian_chroot:+($debian_chroot)}\[\033[01;38m\]\u@\h\[\033[00m\]:\[\033[01;33m\]\w\[\033[00m\]`_git_prompt`\$ "
    }
    PROMPT_COMMAND=_prompt_command
fi