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[bug#56505] [PATCHES] Mingw configuration for openssl

From: Ludovic Courtès
Subject: [bug#56505] [PATCHES] Mingw configuration for openssl
Date: Fri, 05 Aug 2022 11:34:36 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.1 (gnu/linux)


Vivien Kraus <> skribis:

> Le vendredi 05 août 2022 à 00:14 +0200, Ludovic Courtès a écrit :
>> ‘guix build openssl --target=x86_64-w64-mingw32’ works and the funny
>> part is that .dll files end up in bin/, but I think that’s intended
>> on
>> Windows?
> That’s right. Windows does not have shared objects, and DLLs are not.
> You cannot use the compiler to link to a DLL as far as I understand, so
> you wouldn’t put them in lib. What you have in lib are the so-called
> "import libraries" (.dll.a). These are static libraries that pretend to
> provide the functionality, but in fact open the DLL at run-time to
> fetch the library implementation from the DLL. So DLLs are kind of
> resources.
> Anyway, you see that in lib/ you have all the .dll.a files… Oops… I may
> have forgotten to check this… This is not a huge problem, because all
> outputs would be available when building a dependent package, but it’s
> still not right I think.

Oh, I see.

> From 1ee8daf446ca874ff4e5daa65d6f4034df51838e Mon Sep 17 00:00:00 2001
> From: Vivien Kraus <>
> Date: Fri, 5 Aug 2022 09:52:21 +0200
> Subject: [PATCH] gnu: openssl: Keep .dll.a files in main output.
> * gnu/packages/tls.scm (openssl) [phase move-static-libraries]: Do not move
> .dll.a files to the static output when targetting mingw.

Applied, thanks!


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