Re: libzstd :: non-regular file test failure

[Samuel Thibault]

Diego Nieto Cid, le mar. 03 déc. 2024 18:32:07 -0300, a ecrit:
> BTW, the /dev/zero holds the following translator entry:
> 
>     $ showtrans /dev/zero
>     /bin/nullauth -- /hurd/storeio -Tzero

Yes, that's expected.

> I'm having a hard time finding the code handling the "-Tzero"
> parameter.

It's essentially pointing libstore to libstore/zero.c

> But, from a quick look at the arguments of storeio, it is
> readonly by default. Maybe that has something to do with the write
> operation making the close fail.

Yes, flushing something that can't be written to is a bit silly. We
should perhaps check (from posix or such) at which stage we are supposed
to just ignore the flush request.

Samuel