Hi again,
it took a bit longer, but here we are... The patch does what I was dreaming
of (i.e. getting rid of the xdg message when calling emacsclient with -a or
when $ALTERNATE_EDITOR is set.

Thanks!
/PA

On Sun, 31 Oct 2021 at 11:03, Pedro Andres Aranda Gutierrez <
paaguti@gmail.com> wrote:

> HI Jim,
> I've patched my emacs-28 source and am compiling the whole beat right now.
> Once installed, I'll let you know :-)
> /PA
>
> On Sat, 30 Oct 2021 at 21:47, Jim Porter <jporterbugs@gmail.com> wrote:
>
>> On 10/30/2021 12:16 PM, Jim Porter wrote:
>> > On 10/30/2021 10:39 AM, Ulrich Mueller wrote:
>> >> There can be situations where there is an XDG environment for the
>> client
>> >> but not for the daemon.
>> >
>> > Right, the patch in bug#33847 should handle that case correctly, but
>> I'm
>> > pretty sure the current implementation opens users who spawn the Emacs
>> > daemon on-demand to symlink attacks. That's due to the code needing to
>> > check both XDG_RUNTIME_DIR and TMPDIR before being sure there's no
>> > daemon to connect to.
>> >
>> > I can think of two ways to avoid this issue:
>> [snip]
>> > 2) If XDG_RUNTIME_DIR and ALTERNATE_EDITOR/--alternate-editor are both
>> > set, never check TMPDIR. This should let both cases work without
>> > requiring users to explicitly set a flag anywhere, but it the lack of
>> > explicitness could be more confusing. I think this should work fine in
>> > all cases, since users running `emacs --daemon' without XDG probably
>> > won't be using ALTERNATE_EDITOR (the daemon should always be running,
>> so
>> > there's no need for an alternate editor).
>>
>> I posted a patch for method (2) to bug#51327 here:
>> <https://lists.gnu.org/archive/html/bug-gnu-emacs/2021-10/msg02638.html>.
>>
>
>
> --
> Fragen sind nicht da um beantwortet zu werden,
> Fragen sind da um gestellt zu werden
> Georg Kreisler
>


-- 
Fragen sind nicht da um beantwortet zu werden,
Fragen sind da um gestellt zu werden
Georg Kreisler