Re: Dumping unexec (was: Question about pure space)

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: Gerd Möllmann <gerd.moellmann@gmail.com>,  Eli
>  Zaretskii <eliz@gnu.org>,
>   rpluim@gmail.com,  schwab@suse.de,  emacs-devel@gnu.org
> Date: Sat, 20 Apr 2024 09:43:32 -0400
> 
> >> Can I ask what the problem with removing unexec is?
> > The pdumper has not been ported to several configurations,
> > e.g. Windows 9x and DJGPP.
> 
> IIUC, adding support for the pdumper to these systems should be fairly
> simple, consisting mostly of replacing calls to `mmap` with
> `malloc+read`.

It should be, yes.  Especially since the malloc implementation is
already in pdumper, AFAIR.

> Has someone with access to such systems tried that?
> Is there some more serious issue?

I think the most serious issue is to find the volunteer(s) to do this.