setup.sh

#!/bin/bash
############################
# setup.sh
# This script creates symlinks from the home directory to any desired dotfiles in ~/dotfiles
############################

########## Variables

dir=$HOME/dotfiles                    # dotfiles directory
olddir=$HOME/dotfiles_old             # old dotfiles backup directory
FILES=( zshrc vimrc vim gitignore_global sbt tmux.conf )

##########

# create dotfiles_old in homedir
echo "Creating $olddir for backup of any existing dotfiles in ~"
mkdir -p $olddir
echo "...done"

# change to the dotfiles directory
echo "Changing to the $dir directory"
cd $dir
echo "...done"

# move any existing dotfiles in homedir to dotfiles_old directory, then create symlinks 
for file in ${FILES[@]}
do
  echo "Moving any existing dotfiles from ~ to $olddir"
  mv $HOME/.$file $HOME/dotfiles_old/
  echo "Creating symlink to $file in home directory."
  ln -s $dir/$file $HOME/.$file
done

##########

[ ! -d ~/.vim/bundle ] && mkdir -p ~/.vim/bundle && git clone git://github.com/Shougo/neobundle.vim ~/.vim/bundle/neobundle.vim && vim -c ':NeoBundleInstall'

## pip install git+git://github.com/Lokaltog/powerline on Mac
## pip install --user git+git://github.com/Lokaltog/powerline elsewhere