Unattended install of xcode-cli tools

xcode-cli-tools-unattended-install.sh

xcode-select --install
sleep 1
osascript <<EOD
  tell application "System Events"
    tell process "Install Command Line Developer Tools"
      keystroke return
      click button "Agree" of window "License Agreement"
      delay 1
      keystroke return
      repeat
        delay 5
        if exists (button "Done" of window 1) then
          click button "Done" of window 1
          exit repeat
        end if
      end repeat
    end tell
  end tell
EOD