Control stript which is runing in background.

[2QdxY4RzWzUUiLuE at potatochowder.com]

On 2021-01-01 at 00:45:52 +0100,
Regarding "Re: Control stript which is runing in background.,"
jak <nospam at please.ty> wrote:

> ... but this won't be the problem the OP may encounter if its intention is
> to create a script to command another one that is running. It will be
> sufficient to limit the write permissions to the pipe file to himself ...
> perhaps protecting the pipe file inside a directory with stickibits set.

Most of the time, I have several shells open, often with their own
background jobs running.  Limiting write permission on the pipe to "me"
wouldn't prevent concurrent access.