findrvm.sh

# NOTE: to use, you'll also need to place something like this in your precmd function:
#  findrvm $PWD

# recursively search parent directories to see if there's a .rvm file
findrvm () {
  if [[ -f "$1/.rvm" ]]; then
    current_rvm=`basename $GEM_HOME`
    dot_rvm=`cat $1/.rvm`
    if [[ dot_rvm != current_rvm ]]; then #cat $1/.rvm
      rvm `cat $1/.rvm`
    fi
    return
  elif [[ $1 = / ]]; then
    return
  fi
  current=`dirname $1`
  findrvm $current
}