[Bf-python] Blender as a Python Module - Ubuntu

[Sybren A. Stüvel]

Hi Daniel,

How did you obtain /opt/lib/python3.6? Are you sure it's a 64-bit build?
Did you build it yourself?

Cheers,

Sybren


On 01/01/18 00:27, Daniel Savo wrote:
> *Note*
> Apologies if this is not the right mailing list for this. I went
> through the archives and found some similar questions, but nothing
> that could help me with this issue. Willing to get simple feedback or
> to pay someone to just do it for me.
>
> *Problem*
> I've been trying to compile Blender as a python module (following
> these instructions:
> https://wiki.blender.org/index.php/Dev:Doc/Building_Blender/Linux/Ubuntu/CMake)
> to no avail. I'm able to make an out-of-source build, but once I do
> the changes in the "Building" section of those instructions (and
> running "make" in the /build directory), the build fails, and I'm
> unable to find a solution. I'm running a 64-bit machine with Linux
> (Ubuntu 16.04.3).  and this is the relevant info that is outputted:
>
> /[ 98%] Building C object
> source/creator/CMakeFiles/blender.dir/buildinfo.c.o/
> /[ 98%] Linking CXX shared module ../../bin/bpy.so/
> //usr/bin/ld.gold: error:
> /opt/lib/python-3.6/lib/libpython3.6m.a(abstract.o): requires dynamic
> R_X86_64_PC32 reloc against 'PyType_IsSubtype' which may overflow at
> runtime; recompile with -fPIC/
> //usr/bin/ld.gold: error:
> /opt/lib/python-3.6/lib/libpython3.6m.a(boolobject.o): requires
> dynamic R_X86_64_32 reloc which may overflow at runtime; recompile
> with -fPIC/
> //usr/bin/ld.gold: error:
> /opt/lib/python-3.6/lib/libpython3.6m.a(bytearrayobject.o): requires
> dynamic R_X86_64_32 reloc against '_PyByteArray_empty_string' which
> may overflow at runtime; recompile with -fPIC/
> /./
> /./
> /. (same error for other .o files)/
> /./
> /./
> //usr/bin/ld.gold: error:
> /opt/lib/python-3.6/lib/libpython3.6m.a(getcompiler.o): requires
> dynamic R_X86_64_32 reloc which may overflow at runtime; recompile
> with -fPIC/
> /collect2: error: ld returned 1 exit status/
> /source/creator/CMakeFiles/blender.dir/build.make:363: recipe for
> target 'bin/bpy.so' failed/
> /make[2]: *** [bin/bpy.so] Error 1/
> /CMakeFiles/Makefile2:7766: recipe for target
> 'source/creator/CMakeFiles/blender.dir/all' failed/
> /make[1]: *** [source/creator/CMakeFiles/blender.dir/all] Error 2/
> /Makefile:160: recipe for target 'all' failed/
> /make: *** [all] Error 2/
>
> *Attempted Solutions*
> I tried adding -fPIC to the /blender/CMakeLists.txt file as discussed
> here
> https://stackoverflow.com/questions/36779834/compiling-blender-bpy-recompile-with-fpic
> I tried adding the CMAKE_POSITION_INDEPENDENT_CODE to ON in
> /blender/CMakeLists.txt as discussed here
> https://stackoverflow.com/questions/38296756/what-is-the-idiomatic-way-in-cmake-to-add-the-fpic-compiler-option
> I tried changing everything to static linking as discussed in the
> "Manual CMake Setup / Static Linking" section here
> https://wiki.blender.org/index.php/Dev:Doc/Building_Blender/Linux/Ubuntu/CMake
> This caused different issues with the boost library I tried to
> address, but ended up giving up on this possible path, thinking there
> isn't a specific need to static link all dependencies, and avoid
> overcomplicating the situation for myself.
> *
> *
> *Final Note*
> Given how I failed at all my attempts so far and I've been able to
> waste 4 days on this, I'd be happy for any insight I can get, or pay
> someone of the Blender community to do this so I can get over this
> issue and continue with the work I need to do. Just let me know.
>
> Regards,
> Daniel
>
>
>
> _______________________________________________
> Bf-python mailing list
> Bf-python at blender.org
> https://lists.blender.org/mailman/listinfo/bf-python

-- 
Sybren A. Stüvel

https://stuvelfoto.nl/
https://stuvel.eu/

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