gistfile1.txt

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

parse_git_branch ()
{
  if git rev-parse --git-dir >/dev/null 2>&1
  then
          gitver=$(git branch 2>/dev/null| sed -n '/^\*/s/^\* //p')
  else
          return 0
  fi
  echo -e $gitver
}
 
branch_color ()
{
  if git rev-parse --git-dir >/dev/null 2>&1
  then
    color=""
    if git diff --quiet 2>/dev/null >&2 
    then
      color="${c_green}"
    else
      color=${c_red}
    fi
  else
    return 0
  fi
  echo -ne $color
}

export PS1='[\[$(branch_color)\]$(parse_git_branch)\[${c_sgr0}\]] \u@\[${c_red}\]\w\[${c_sgr0}\]: '