Fix linking errors when building BPY module
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Authored by Tyler Alden Gubala (TylerGubala) on Sep 7 2020, 8:33 PM.

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Brecht Van Lommel (brecht)

Commits

rB07d7028dd0d4: CMake: various fixes for building Python module

Summary

Credit goes to @Brecht Van Lommel (brecht) for this one (thank you)

When building Blender as a Python module, static linking fails for OpenMP
True for CentOS 7, Debian, Fedora, Ubuntu
Since there should not be multiple libraries for OpenMP, statically link it when building BPY
Fixes issue for CentOS 7, Debian, Fedora, Ubuntu
See also: https://devtalk.blender.org/t/centos-7-manylinux-build-difficulties/15007/6?u=tylergubala

When building blender as a Python module, OpenGL linking fails "/linux_centos7_x86_64/mesa/lib/libGL.so: not an object or archive"
True for CentOS 7, Debian, Fedora, Ubuntu
Should be using the system library for OpenGL (from glew-devel or something similar)
Fixes issue for CentOS 7, Debian, Fedora, Ubuntu
See also: https://devtalk.blender.org/t/centos-7-manylinux-build-difficulties/15007/8?u=tylergubala

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The patch, when applied, allows the attached Dockerfiles to build correctly.

Hopefully that is of some help.

.docker.rar306 BDownload

I don't think disabling jemalloc here is correct. I'll try always disabling it in bpy.cmake, if that for some reason does not work for you we'll need another fix, but I don't see why doing it in bpy.cmake would not be sufficient.

This revision is now accepted and ready to land.Sep 10 2020, 7:42 PM

Closed by commit rB07d7028dd0d4: CMake: various fixes for building Python module (authored by Tyler Alden Gubala (TylerGubala), committed by Brecht Van Lommel (brecht)). · Explain WhySep 10 2020, 7:43 PM

This revision was automatically updated to reflect the committed changes.

Brecht Van Lommel (brecht) added a commit: rB07d7028dd0d4: CMake: various fixes for building Python module.