Re: dfmgr additional ABI version fields

čt 7. 10. 2021 v 11:28 odesílatel Peter Eisentraut <
peter(dot)eisentraut(at)enterprisedb(dot)com> napsal:

> When producing a forked version of PostgreSQL, there is no
> straightforward way to enforce that users don't accidentally load
> modules built for the non-forked (standard, community) version. You can
> only distinguish by PostgreSQL major version and a few compile-time
> settings. (see internal_load_library(), Pg_magic_struct) Depending on
> the details, mixing and matching might even work, until it doesn't, so
> this is a bad experience.
>
> I'm thinking about adding two more int fields to Pg_magic_struct: a
> product or vendor magic number, and an ABI version that can be used
> freely within a product/vendor.
>
> Would anyone else have use for this? Any thoughts?
>

+1

Pavel