Install Xcode Entirely from Command Line in Apple OSX Yosemite (10.10)

install_xcode.sh

# Using tccutil.py to help us here, instead of making plist files
# https://github.com/jacobsalmela/tccutil
curl -o tccutil.py https://raw.githubusercontent.com/jacobsalmela/tccutil/master/tccutil.py
chmod +x tccutil.py
sudo ./tccutil.py -i /usr/bin/osascript
sudo ./tccutil.py -e /usr/bin/osascript
sudo ./tccutil.py -i /System/Library/CoreServices/System\ Events.app
sudo ./tccutil.py -e /System/Library/CoreServices/System\ Events.app
sudo ./tccutil.py -i /Applications/Utilities/Terminal.app
sudo ./tccutil.py -e /Applications/Utilities/Terminal.app

# Based on https://gist.github.com/brysgo/9007731
cat > /tmp/xcode-select.scpt <<EOF
do shell script "xcode-select --install"
do shell script "sleep 1"

tell application "System Events"
        tell process "Install Command Line Developer Tools"
                keystroke return
                delay 3
                click button "Agree" of window "License Agreement"
        end tell
end tell
EOF
/usr/bin/osascript ~/xcode-select.scpt

# Cleaning up our entries
sudo ./tccutil.py -r /usr/bin/osascript
sudo ./tccutil.py -r /System/Library/CoreServices/System\ Events.app
sudo ./tccutil.py -r /Applications/Utilities/Terminal.app