Launch Emacs.app or create a new window if already running

gistfile1.sh

emacs () {
    PROCESS=Emacs
    number=$(ps aux | grep $PROCESS | wc -l)

    if [ $number -gt 1 ]
        then
            emacsclient -c -n $1
        else
            open -a /usr/local/Cellar/emacs-mac/emacs-24.5-z-mac-5.8/Emacs.app $1
    fi
}