def manually_link_libraries()

in mujoco_py/builder.py [0:0]

• 25 lines of code
• 1 McCabe index (conditional complexity)

def manually_link_libraries(mujoco_path, raw_cext_dll_path):
    """ Used to fix mujoco library linking on Mac """
    root, ext = os.path.splitext(raw_cext_dll_path)
    final_cext_dll_path = root + '_final' + ext

    # If someone else already built the final DLL, don't bother
    # recreating it here, even though this should still be idempotent.
    if (exists(final_cext_dll_path) and
            getmtime(final_cext_dll_path) >= getmtime(raw_cext_dll_path)):
        return final_cext_dll_path

    tmp_final_cext_dll_path = final_cext_dll_path + '~'
    shutil.copyfile(raw_cext_dll_path, tmp_final_cext_dll_path)

    mj_bin_path = join(mujoco_path, 'bin')

    # Fix the rpath of the generated library -- i lost the Stackoverflow
    # reference here
    from_mujoco_path = '@executable_path/libmujoco210.dylib'
    to_mujoco_path = '%s/libmujoco210.dylib' % mj_bin_path
    subprocess.check_call(['install_name_tool',
                           '-change',
                           from_mujoco_path,
                           to_mujoco_path,
                           tmp_final_cext_dll_path])

    from_glfw_path = 'libglfw.3.dylib'
    to_glfw_path = os.path.join(mj_bin_path, 'libglfw.3.dylib')
    subprocess.check_call(['install_name_tool',
                           '-change',
                           from_glfw_path,
                           to_glfw_path,
                           tmp_final_cext_dll_path])

    os.rename(tmp_final_cext_dll_path, final_cext_dll_path)
    return final_cext_dll_path