tree 6962e1f7647ca62271862368e94f2e978a2d5a64
parent 400e5d380ff92a4a33c1bf43591980eba370af42
author Matt Stark <msta@google.com> 1773263515 +1100
committer GN LUCI <gn-scoped@luci-project-accounts.iam.gserviceaccount.com> 1775012213 -0700

Add modulemap generation to GN.

This is the first step in adding a layering check to GN.
It generates modulemap files, and adds -fmodule-map-file to the
command-line.
This is guarded behind a flag, so there should be no change to the
change in behaviour of GN

Bug: b:491925153
Change-Id: Iaadf759240de829349796c43f4deda9a6a6a6964
Reviewed-on: https://gn-review.googlesource.com/c/gn/+/21521
Commit-Queue: Matt Stark <msta@google.com>
Reviewed-by: Takuto Ikuta <tikuta@google.com>