Re: Default value of native-comp-eln-load-path

[Lele Gaifax <lele@metapensiero.it>]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Lele Gaifax <lele@metapensiero.it>
>> Date: Thu, 13 Jan 2022 08:52:21 +0100
>> 
>> on a self-compiled one-week old GNU/Emacs (commit 808f69bf), I see
>> the following:
>> 
>>   $ cd $HOME; emacs --batch --execute "(print native-comp-eln-load-path)"
>> 
>>   ("/home/lele/.emacs.d/eln-cache/" "/home/native-lisp/")
>> 
>>   $ cd /tmp; emacs --batch --execute "(print native-comp-eln-load-path)"
>> 
>>   ("/home/lele/.emacs.d/eln-cache/" "/native-lisp/")
>
> Is this an installed Emacs, i.e. did you "make install" after building
> it?

Yes, sure.

>> Indeed, that variable is defined in src/comp.c as
>> 
>>   /* Temporary value in use for bootstrap.  We can't do better as
>>      `invocation-directory' is still unset, will be fixed up during
>>      dump reload.  */
>>   Vnative_comp_eln_load_path = Fcons (build_string ("../native-lisp/"), Qnil);
>> 
>> What is the purpose of that relative "native-lisp" entry?
>
> It's complicated to explain (but the reasons are valid).  In any case,
> as the comment says, the value is supposed to be resolved when Emacs
> loads the .pdmp file.  Why it didn't happen in your case requires more
> investigation.

I will try to understand why it doesn't happen in my case, first of all
locating where that resolution should happen.

Thanks&bye, lele.
-- 
nickname: Lele Gaifax | Quando vivrò di quello che ho pensato ieri
real: Emanuele Gaifas | comincerò ad aver paura di chi mi copia.
lele@metapensiero.it  |                 -- Fortunato Depero, 1929.