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Re: Open master pty (/dev/ptmx) non blocking

To: RVP <rvp%SDF.ORG@localhost>
Subject: Re: Open master pty (/dev/ptmx) non blocking
From: Anthony Mallet <anthony.mallet%laas.fr@localhost>
Date: Fri, 23 Sep 2022 13:26:00 +0200

On Friday 23 Sep 2022, at 10:29, RVP wrote:
> So, O_NONBLOCK is, at least, _definitely_ non-portable. Best to use
> fcntl() here and not depend on a Linux-specific behaviour.

Fair enough :)

Then, shouldn't the open(2) (and posix_openpt(3)) at least fail with
EINVAL or something if other flags are specified?

Follow-Ups:
- Re: Open master pty (/dev/ptmx) non blocking
  - From: RVP
- Re: Open master pty (/dev/ptmx) non blocking
  - From: Martin Husemann

References:
- Open master pty (/dev/ptmx) non blocking
  - From: Anthony Mallet
- Re: Open master pty (/dev/ptmx) non blocking
  - From: RVP

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