On Tue, Jul 12, 2022 at 2:05 PM Jose Senna <jasse...@mail.com> wrote:
>
>
> Jim Hall said:
> > The /P switch in FreeCOM says that
> > COMMAND.COM is a permanent shell,
> > so it never exits (the EXIT command
> > does nothing). That /P ("permanent")
> > feature probably doesn't exist on
> > other applications, because they
> > don't need it.
>
> Then you mean the /P switch is a directive
> to the shell going to be installed, not to
> the currently running command interpreter.
> I did not know it was so. I thought the
> current interpreter would load the new
> shell as its own parent.
>
Correct, the /P is an option for COMMAND.COM, which is specified in
the SHELL= or SHELLHIGH= line from FDCONFIG.SYS
This article may help you:
"How FreeDOS boots"
https://opensource.com/article/21/6/freedos-boots
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