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Re: $PPID not updated when the PPID changes (parent killed)

X-seq: zsh-workers 48872
From: Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>
To: Zsh hackers list <zsh-workers@xxxxxxx>
Subject: Re: $PPID not updated when the PPID changes (parent killed)
Date: Mon, 17 May 2021 18:14:32 -0700
Archived-at: <https://zsh.org/workers/48872>
In-reply-to: <YKMKjqyhY5zQZYfu@fullerene.field.pennock-tech.net>
List-id: <zsh-workers.zsh.org>
References: <20210516152418.GA39669@zira.vinc17.org> <CAH+w=7a3y6MjrPQWnPc1O0ESroLesZXwaQ-_AxJB5XRk7xDj2Q@mail.gmail.com> <20210517202608.GA3255290@zira.vinc17.org> <CAH+w=7bhsp71vazSJ_9Un1btb4mrxBgUciUg4zfGv15LeUfT1g@mail.gmail.com> <YKLttAsFd4bl9waS@fullerene.field.pennock-tech.net> <CAH+w=7bywj1X1fyPLgpmo_OoqBEN8PjEDxDeKP-tMR_O4g04tg@mail.gmail.com> <YKMKjqyhY5zQZYfu@fullerene.field.pennock-tech.net>

On Mon, May 17, 2021 at 5:37 PM Phil Pennock
<zsh-workers+phil.pennock@xxxxxxxxxxxx> wrote:
>
> On 2021-05-17 at 16:15 -0700, Bart Schaefer wrote:
> > Aside, it's a bit odd that SHLVL isn't read-only.
>
> Needs to be something which can be unset.

It just needs to be something that can be "un-export-ed", but I
suppose there's no way to specify that.

References:
- $PPID not updated when the PPID changes (parent killed)
  - From: Vincent Lefevre
- Re: $PPID not updated when the PPID changes (parent killed)
  - From: Bart Schaefer
- Re: $PPID not updated when the PPID changes (parent killed)
  - From: Vincent Lefevre
- Re: $PPID not updated when the PPID changes (parent killed)
  - From: Bart Schaefer
- Re: $PPID not updated when the PPID changes (parent killed)
  - From: Phil Pennock
- Re: $PPID not updated when the PPID changes (parent killed)
  - From: Bart Schaefer
- Re: $PPID not updated when the PPID changes (parent killed)
  - From: Phil Pennock

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