win,msi: display license notes before installing tools

PR-URL: #23044
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>

tools/msvs/install_tools/install_tools.bat

@@ -1,5 +1,6 @@
 @echo off
 
+cls
 echo ====================================================
 echo Tools for Node.js Native Modules Installation Script
 echo ====================================================
@@ -22,4 +23,31 @@ echo available at https://github.com/nodejs/node-gyp#on-windows
 echo.
 pause
 
+cls
+REM Adapted from https://github.com/Microsoft/windows-dev-box-setup-scripts/blob/79bbe5bdc4867088b3e074f9610932f8e4e192c2/README.md#legal
+echo Using this script downloads third party software
+echo ------------------------------------------------
+echo This script will direct to Chocolatey to install packages. By using
+echo Chocolatey to install a package, you are accepting the license for the
+echo application, executable(s), or other artifacts delivered to your machine as a
+echo result of a Chocolatey install. This acceptance occurs whether you know the
+echo license terms or not. Read and understand the license terms of the packages
+echo being installed and their dependencies prior to installation:
+echo - https://chocolatey.org/packages/chocolatey
+echo - https://chocolatey.org/packages/boxstarter
+echo - https://chocolatey.org/packages/python2
+echo - https://chocolatey.org/packages/visualstudio2017buildtools
+echo - https://chocolatey.org/packages/visualstudio2017-workload-vctools
+echo.
+echo This script is provided AS-IS without any warranties of any kind
+echo ----------------------------------------------------------------
+echo Chocolatey has implemented security safeguards in their process to help
+echo protect the community from malicious or pirated software, but any use of this
+echo script is at your own risk. Please read the Chocolatey's legal terms of use
+echo and the Boxstarter project license as well as how the community repository
+echo for Chocolatey.org is maintained.
+echo.
+echo You can close this window to stop now.
+pause
+
 "%SystemRoot%\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -InputFormat None -ExecutionPolicy Bypass -Command Start-Process '%SystemRoot%\System32\WindowsPowerShell\v1.0\powershell.exe' -ArgumentList '-NoProfile -InputFormat None -ExecutionPolicy Bypass -Command iex ((New-Object System.Net.WebClient).DownloadString(''https://boxstarter.org/bootstrapper.ps1'')); get-boxstarter -Force; Install-BoxstarterPackage -PackageName ''%~dp0\install_tools.txt''; Read-Host ''Type ENTER to exit'' ' -Verb RunAs