[Buildroot] [PATCH 1/1] package/eigen: fix package detection with CMake

[Julien Olivain]

Hi Yann, Matt,

On 2020-06-14 09:28, Yann E. MORIN wrote:
> Julien, Matt, all,
> 
> On 2020-06-13 18:16 +0200, Julien Olivain spake thusly:
>> Eigen3 library normally installs a signature file named
>> "signature_of_eigen3_matrix_library" to help library detection:
>> https://gitlab.com/libeigen/eigen/-/blob/3.3.7/CMakeLists.txt#L423
>> 
>> This Buildroot package does not use CMake for installing files, as 
>> only
>> the headers are needed in the STAGING_DIR. A generic-package is used
>> instead with simple copies.
> 
> Why can't we use the cmake-package infra, rahter than duplicate what
> upstream does?

I agree, I can't see any reason why this package cannot use its upstream 
cmake infra.
I'll try to rewrite this patch to switch it as a cmake-package.

Best regards,

Julien.