bug#73318: 31.0.50; with-native-compilation=aot breaks exec -a emacs

[Ship Mints]

Even if you umount /proc, it will remain until active process references to /proc nodes are closed. If one tries umount /proc outside of a shutdown sequence, Emacs is the least of her worries. This is not a practical deterrent.

On Wed, Sep 18, 2024 at 11:09 PM Po Lu <luangruo@yahoo.com> wrote:

Eli Zaretskii <eliz@gnu.org> writes:

> And I will see your humility and raise ya.  Please describe your ideas
> for the patch before actually writing the code.  Because there's more
> here than meets the eye.  Some issues the related code needs to
> handle:
>
>   . what if /proc/self/exe is unreadable? AFAIK, on some systems you
>     need special privileges to follow its symlink

Above all, /proc is liable simply to be unmounted.