[PATCH v2] gold: add --package-metadata

[Luca Boccassi]

On Fri, 29 Jul 2022 at 23:29, <luca.boccassi@gmail.com> wrote:
>
> From: Luca Boccassi <bluca@debian.org>
>
> Following the same format as the implementation in ld:
> 9e2bb0cb5e74aed4158f08495534922d7108f928
>
> Generate a .note.package FDO package metadata ELF note, following
> the spec: https://systemd.io/ELF_PACKAGE_METADATA/
>
> If the jansson library is available at build time (and it is explicitly
> enabled), link ld to it, and use it to validate that the input is
> correct JSON, to avoid writing garbage to the file. The
> configure option --enable-jansson has to be used to explicitly enable
> it (error out when not found). This allows bootstrappers (or others who
> are not interested) to seamlessly skip it without issues.
> ---
> v2: apply fixes from review

Hello Cary,

Anything else you'd like me to change here? Thanks!

Kind regards,
Luca Boccassi