Select from multiples emacs.d

emacs-env

#!/bin/bash

function show_options {
    readlink $(find $HOME -maxdepth 1 -type l -iname '.*emacs.d') \
	| awk 'sub(/\.d\//,"",$0) { print "Current emacs is \t\t" substr($0,2) }'
    echo
    echo "Call with following options to change:"
    find $HOME/emacs -maxdepth 1 -mindepth 1 -type d -printf "\t%f\n" 
}

function switch_emacs {
     rm -rf .emacs.d # if exists
     ln -s $HOME/emacs/$1 .emacs.d
     echo "Emacs set to $1"
}

cd $HOME
if [ -z "$1" ]
then
    show_options
else
    switch_emacs $1
fi