Re: [RFC v2 08/20] sysdeps/wait: Use waitid if avaliable

[Florian Weimer <fweimer at redhat dot com>]

* Arnd Bergmann:

> On Tue, Jun 25, 2019 at 3:29 PM Arnd Bergmann <arnd@arndb.de> wrote:
>> On Tue, Jun 25, 2019 at 2:10 PM Florian Weimer <fweimer@redhat.com> wrote:
>>
>> > Does this means that RV32 will use a 32-bit struct timeval in those
>> > system calls?  Even if everything else 64-bit?
>>
>> Correct. Only those four (all deprecated but still used) system calls,
>> as we could not agree on a new interface before 5.1, and there
>> is no urgency for deployment when they can be emulated.
>
> Correction: getrusage() is still a recommended interface in POSIX.1-2017
> with no nanosecond based replacement, while wait4(), getitimer() and
> getrusage() are all obsolete but cannot be implemented on top of other
> POSIX system calls.

This makes me rather unhappy.  I also don't see the benefit of renaming
all time-related system calls for new architectures.  Oh well.  I hope
someone will figure out how to integrate this smoothly into glibc.

Thanks,
Florian