[Toybox] Going through Oliver's xz commit list...

[Oliver Webb]

On Tuesday, June 24th, 2025 at 17:37, Rob Landley <rob at landley.net> wrote:
> On Feb 23, 2024, Oliver Webb triaged the xz-embedded commit list since
> our version forked off from the upstream public domain one, and highlighted:
> 
> > commit 89094f05f02b Adds the ARM64 BCJ encoder
> > commit 8f3ed8b1759a Adds a MicroLZMA decoder
> > commit 6f0e0c41e368 Add xz_dec_catrun() to support concatenated files
> 
> 
> I applied the first one (but don't have a test file for it, maybe
> compressing an arm64 binary with debian's xz would exercise that
> codepath), and am applying the third now,

Assuming you've already applied the 3rd one, did you experience any breaks in testing?
There doesn't seem to be any decompression errors, and test_xzcat passes, but I remember trying
to add these upstream commits some time ago and running into errors:

"I tried on 6f0ec4 (Add xz_dec_catrun), got it to compile, but not to
pass the test suite or decode linux-kernel tarballs.|

-   Oliver Webb <aquahobbyist at proton.me>