RFR: 6945: Create build script for Windows [v3]

Sun Nov 1 00:13:51 UTC 2020

On Sat, 31 Oct 2020 10:14:12 GMT, Jean-Philippe Bempel <github.com+4610701+jpbempel at openjdk.org> wrote:

>> Let me check on Windows build and update my comments.
>
> @thegreystone I was afraid of that, but the way I generate a timestamp for the log files is fragile as it relies on date expressed in us format from `%date%` env var.
> I need to find another way... :-/

Looks good! Might want to add *.log to the .gitignore.

-------------

PR: https://git.openjdk.java.net/jmc/pull/147