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Date:   Mon, 7 Sep 2020 11:21:07 +0200
From:   Samuel Thibault <samuel.thibault@ens-lyon.org>
To:     Alejandro Colomar <colomar.6.4.3@gmail.com>
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        linux-man@vger.kernel.org, libc-alpha@sourceware.org
Subject: Re: Bug or misdocumented feature in pthread_setaffinity_np.3
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Hello,

Alejandro Colomar via Libc-alpha, le lun. 07 sept. 2020 11:00:05 +0200, a ecrit:
> Or is it that those functions return an error code that corresponds to a
> valid `errno` error number?  In that case it could be documented better
> IMHO.
> 
> If that is the case, do those functions set `errno` and also return that
> same `errno` value redundantly?

All pthread functions return E* values on errors, and do not touch
errno.

Samuel