RFR: 8318692: Add instructions for creating Ubuntu-based sysroot for cross compilation

Tue Oct 24 02:16:51 UTC 2023

Sometimes it's useful to have a Ubuntu-based chroot when you want to ensure compatibility of your deployment target and/or have access to packages that might not be in Debian upstream for some architectures.

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

Commit messages:
 - Add instructions for creating Ubuntu-based sysroot for cross compilation

Changes: https://git.openjdk.org/jdk/pull/16331/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=16331&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8318692
  Stats: 14 lines in 1 file changed: 14 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/16331.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/16331/head:pull/16331

PR: https://git.openjdk.org/jdk/pull/16331