[Emacs] Wrapping up emacsclient to automatically start server

wrapper.sh

#!/bin/sh

# Provide a wrapper of emacsclient that automatically opens up Emacs or server

function ec_wrapper {
    GREEN='\033[0;32m'
    NC='\033[0m'
    buffers=$@
    cmd="emacsclient -nqc"
    # Excecute command
    $cmd $buffers &> /dev/null
    return_code=$?
    if (( $return_code != 0))
    then
	pid=$(pgrep -ai "emacs")
	# If emacs current running?
	if (( ${#pid} == 0 ))	# No pid returned
	then   # No emacs running, then open the GUI
	    emacs --chdir $(pwd) $@ & &> /dev/null
	    suc=$?
	    return $suc
	else
	    echo "There is a running Emacs instance but I can't find find the server."
	    echo -e "Run ${GREEN}M-x server-start${NC} in Emacs to enable it."
	fi
    else
	return 0			# Success
    fi
}

alias ec=ec_wrapper