gistfile1.txt

# prompt for showing current git branch and dirty state:
__git_branch_status() {
    local b
    local d
    if ! [[ $(git status 2> /dev/null) ]]; then
      return
    fi
    if ! b="$(git symbolic-ref HEAD 2>/dev/null)"; then
        if ! b="$(git describe --exact-match HEAD 2>/dev/null)"; then
            b="$(git rev-parse 2>/dev/null | cut -c1-7)..."
        fi
    fi
    if [[ $(git status 2> /dev/null | tail -n1) != "nothing to commit (working directory clean)" ]]; then
      d="*"
    fi
    echo "(${b##refs/heads/})$d"
}
export PS1='\u@\h \[\033[1;33m\]\w\[\033[0m\]$(__git_branch_status) $ '