Re: [PATCH v6 05/10] submodule: allow runtime enabling extensions.submodulePathConfig

> On Sat, Dec 13, 2025 at 10:08:11AM +0200, Adrian Ratiu wrote:
>> This adds the ability to enable the new extension via a runtime
>> config to avoid having to enable it in each repo configuration.
>
> I think this doesn't quite match what Junio and I suggested.
>
> As far as I understand, this new runtime option will default-enable the
> repository extension in _all_ repositories. But this isn't really
> something that we should be doing, as it means that Git may now respect
> the gitconfig even though the extension isn't enabled. Other
> implementations of Git that don't understand the global configuration
> will thus start to misbehave in that case.
>
> The second issue is that the option will cause all existing repositories
> that have submodules to be broken, as we don't have the "gitdir" config
> key yet.
>
> My suggestion was thus to have a global configuration that causes both
> git-init(1) and git-clone(1) to automatically set the repository
> extension for _new_ repositories. This allows developers not worry about
> this in the future anymore, but it means that they will have to migrate
> existing repositories, at least if they care about the extension. Which
> I think is a fair tradeoff.