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Re: Using Guile 2.2 modules with Guile 3

From: Olivier Dion
Subject: Re: Using Guile 2.2 modules with Guile 3
Date: Sat, 06 Aug 2022 11:31:15 -0400

On Sat, 06 Aug 2022, Maxime Devos <> wrote:
> On 06-08-2022 17:11, Olivier Dion via General Guile related discussions 
> wrote:
>> Hi,
>> Say I want to use guile-dbi wich use Guile 2.2.  Is there any danger for
>> me to use it with Guile 3.0?  I see that Guile will recompile the module
>> because the already compiled one does not match, I guess.  Other than
>> that, any side effects?
>> Regards,
>> old
> Going by the package definition, guile-dbd-postgresql seems to make a 
> Guile extension (C). There have been incompatible changes (both on the 
> Guile code level, and presumably on the C level). As such, sounds risky 
> to me.
> Also, for whatever reason, guile-dbi propagates an old guile, so you'll 
> get a propagation conflict without guarantees on which Guile version ‘wins’.
So I guess it would be better for me to use something like guile-sqlite3.

Olivier Dion

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