.bashrc for staging/production machines

.bashrc

# .bashrc

# Source global definitions
if [ -f /etc/bashrc ]; then
	. /etc/bashrc
fi

# User specific aliases and functions
set_prompt() {
  local titlebar red yellow reset
  case $TERM in
    xterm|xterm-256color)
      titlebar='\[\e]0;\h:\w\007\]'
      red=$(tput setaf 1)
      yellow=$(tput setaf 3)
      reset=$(tput sgr0)
      reset="\\[$reset\\]"
    ;;
  esac
  local color
  case $HOSTNAME in
    *.stage.*) color=$yellow ;;
    *) color=$red ;;
  esac
  color="\\[$color\\]"
  local prompt='\H:\W$'
  PS1="${titlebar}${color}${prompt}${reset} "
}

set_prompt

Hi,
it's look good.

In my opinion, root and normal user should be coloured differently, if you're use su.