git color

gistfile1.sh

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

  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
  }

  PS1='\[$(branch_color)\]$(__git_ps1)\[${c_sgr0}\] \u@\[${c_red}\]\w\[${c_sgr0}\]: '