[PATCH 1/4] Sync getcwd with gnulib

[Florian Weimer]

* Adhemerval Zanella:

> On Thu, Aug 27, 2020 at 7:58 AM Florian Weimer <fweimer@redhat.com> wrote:
>>
>> * Adhemerval Zanella:
>>
>> > This specific part is not used by glibc, for LIBC my patch sets
>> > HAVE_MINIMALLY_WORKING_GETCWD
>> > explicit to 0. I just added to sync with gnulib implementation and
>> > make future changes less complex
>> > (and it also checks if gnulib code to disable the LIBC part is working
>> > correctly).
>>
>> I meant: Is anything of this used on Hurd at all?  I don't think so.
>
> No, Hurd re implements getcwd.c.  I personally would prefer to get
> streamline version without all the clutter required to build on all
> the platforms gnulib support, but my impression from other gnulib code
> sync was that we should avoid it.

Hmm.  Maybe I will give this a try and see how much code is left after
the cleanup.  This shouldn't block the current sync if you want to go
ahead with it.

Thanks,
Florian