[bug#49713] [PATCH 1/3] gnu: cereal: Use cmake to build and install the library.

[Liliana Marie Prikler]

Hi,

Am Samstag, den 24.07.2021, 00:00 +0300 schrieb Ivan Gankevich:
> Hello,
> 
> this series of patches adds Prusa Slicer. I had to change "cereal"
> package definition to use cmake, otherwise "prusa-slicer" failed
> to find the library. Also, I added "libigl" that is a dependency
> of "prusa-slicer".
> 
> gnu/packages/serialization.scm (cereal): Use cmake.
> 
> * Replace manual build and installation with standard cmake.
>   The main reason to do that is to get "cereal-config.cmake"
>   file that is used to find the library in other projects.
> ---
There are already two direct dependents of cereal.  Do those still
build?
> 
>  gnu/packages/serialization.scm | 39 ++++++++++++------------------
> ----
>  1 file changed, 13 insertions(+), 26 deletions(-)
> 
> diff --git a/gnu/packages/serialization.scm
> b/gnu/packages/serialization.scm
> index 8f292ae408..9c34da62af 100644
> --- a/gnu/packages/serialization.scm
> +++ b/gnu/packages/serialization.scm
> @@ -141,32 +141,19 @@ implement RPC protocols.")
>           "0hc8wh9dwpc1w1zf5lfss4vg5hmgpblqxbrpp1rggicpx9ar831p"))))
>      (build-system cmake-build-system)
>      (arguments
> -     `(;; The only included tests are portability tests requiring
> -       ;; cross-compilation and boost.  Since we are building cereal
> on more
> -       ;; platforms anyway, there is no compelling reason to build
> the tests.
> -       #:tests? #f
> -       #:out-of-source? #f
> -       #:phases
> -       (modify-phases %standard-phases
> -         (delete 'configure)
> -         (replace 'build
> -          (lambda _
> -            (substitute* "doc/doxygen.in"
> -              (("@CMAKE_CURRENT_BINARY_DIR@") ".")
> -              (("@CMAKE_CURRENT_SOURCE_DIR@") "."))
> -            (with-directory-excursion "doc"
> -              (invoke "doxygen" "doxygen.in"))))
> -         ;; There is no "install" target, so we have to provide our
> own
> -         ;; "install" phase.
> -         (replace 'install
> -          (lambda* (#:key outputs #:allow-other-keys)
> -            (let* ((out     (assoc-ref outputs "out"))
> -                   (doc     (string-append out
> "/share/cereal/docs"))
> -                   (include (string-append out "/include/cereal")))
> -              (mkdir-p doc)
> -              (mkdir-p include)
> -              (copy-recursively "include/cereal" include)
> -              (copy-recursively "doc/html" doc)))))))
> +      `(#:configure-flags (list "-DSKIP_PORTABILITY_TEST=ON")
> +        #:tests? #f
Never ever leave #:tests? #f uncommented.
> +        #:phases (modify-phases %standard-phases
> +                   (add-before 'configure 'skip-sandbox
> +                     (lambda _
> +                       (substitute* "CMakeLists.txt"
> +                         (("add_subdirectory\\(sandbox\\)") ""))))
> +                   (add-after 'install 'install-doc
> +                     (lambda _
> +                       (let ((doc (string-append %output
> "/share/doc/html")))
> +                         (invoke "make" "doc")
> +                         (mkdir-p doc)
> +                         (copy-recursively "doc/html" doc)))))))
>      (native-inputs
>       `(("doxygen" ,doxygen)))
>      (home-page "https://uscilab.github.io/cereal/";)