GNU bug report logs - #46256
[feature/native-comp] AOT eln files ignored if run from build tree

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Message #274 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Andy Moreton <andrewjmoreton <at> gmail.com>
To: bug-gnu-emacs <at> gnu.org
Subject: Re: bug#46256: [feature/native-comp] AOT eln files ignored if run
 from build tree
Date: Sat, 06 Mar 2021 15:18:52 +0000

On Sat 06 Mar 2021, Eli Zaretskii wrote:

>> From: Andy Moreton <andrewjmoreton <at> gmail.com>
>> Date: Sat, 06 Mar 2021 12:15:27 +0000
>> 
>> > IIUC, we don't actually call dlclose() until we GC (and might not do
>> > so even then, since GC is conservative).
>> 
>> In that case keeping the handles open is the real bug here, and it would
>> be better to focus on how to ensure that resources are released corectly.
>> 
>> Is there a similar issue in the dynamic modules interface ?
>
> Which problem is that?  At least on MS-Windows, a DLL remains open for
> as long as the program that loaded it keeps running.  How is the
> situation discussed here different?

Keeping the DLL loaded happens with build-time linking, but this
discussion is about runtime-linking of shared libraries: dlopen, dlsym,
dlclose (or for Windows: LoadLibary, GetProcAddress, FreeLibrary).

We need to hear from Andrea to be sure of the precise details.

    AndyM

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