[bug#37169] [PATCH] gnu: Add lib3mf.

[Ludovic Courtès]

Steve Sprang <address@hidden> skribis:

> From 09b40a31d69ca6f6894d9ed33ef519efc64b220b Mon Sep 17 00:00:00 2001
> From: Steve Sprang <address@hidden>
> Date: Fri, 23 Aug 2019 15:23:00 -0700
> Subject: [PATCH] gnu: Add lib3mf.
>
> * gnu/packages/engineering.scm (lib3mf): New variable.

Could you address the ‘guix lint’ warnings?  In particular, you’ll have
to use ‘git-fetch’ to get the source.

> +      (add-after 'unpack 'unpack-googletest
> +        (lambda* (#:key inputs #:allow-other-keys)
> +          (copy-recursively (assoc-ref inputs "googletest-source")
> +                            "UnitTests/googletest")

Would it work to simply pass ‘googletest’ as an input?
If not, this approach is fine IMO.

> +     "Lib3MF is a C++ implementation of the 3D Manufacturing Format (3MF) 
> file
> +standard.  It offers a way to integrate 3MF reading and writing 
> capabilities, as
> +well as conversion and validation tools for input and output data.  The
> +specification can be downloaded at http://3mf.io/specification/.";)
                                      ^
You can write: @url{http://…}.

Thanks,
Ludo’.