bug#66390: `man' allows to inject arbitrary shell code

[Eli Zaretskii]

> Date: Sun, 8 Oct 2023 10:42:03 +0700
> Cc: 66390@debbugs.gnu.org
> From: Maxim Nikulin <manikulin+gzh@gmail.com>
> 
> On 08/10/2023 00:24, Eli Zaretskii wrote:
> >> From: Michael Albinus Date: Sat, 07 Oct 2023 18:55:01 +0200
> > 
> >> The docstring of man explains already, which kind of arguments are
> >> expected.
> > 
> > Yes, and we update that all the time, given how the systems stretch
> > these specs.
> 
> I see some discrepancy with the declaration of stable API in "Re: 
> Completion of links to man pages"

IMO, you see something that doesn't exist.  The quoted message was
talking about Lisp API for completing names of 'man' pages, not about
the spec of 'man' arguments.