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Re: The curious incident of the feep in the night-time

X-seq: zsh-workers 48737
From: Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>
To: Zsh hackers list <zsh-workers@xxxxxxx>
Subject: Re: The curious incident of the feep in the night-time
Date: Wed, 28 Apr 2021 18:04:32 -0700
Archived-at: <https://zsh.org/workers/48737>
In-reply-to: <CAH+w=7aadRw01MvNZjvgF=eNGJBO-+pUKmcA8meS83M96ysNfA@mail.gmail.com>
List-id: <zsh-workers.zsh.org>
References: <CAH+w=7aadRw01MvNZjvgF=eNGJBO-+pUKmcA8meS83M96ysNfA@mail.gmail.com>

On Tue, Apr 27, 2021 at 2:35 PM Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx> wrote:
>
> [...]  The reference to "what
> interrupt set" seems to imply that it is sendbreak() that should be
> assigning lastval, because it is simulating a SIGINT and the handler
> for SIGINT assigns lastval directly.
>
> The other question is, to what should lastval be set?

With a quick grep for integer assignments to lastval, the shell
appears to use only 1, 127, or 128+SIGxx.  Unless someone knows of a
different circumstance, it appears sendbreak() should probably just
continue to use lastval = 1.

Follow-Ups:
- Re: The curious incident of the feep in the night-time
  - From: Bart Schaefer

References:
- The curious incident of the feep in the night-time
  - From: Bart Schaefer

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