On Wed, Jul 7, 2021 at 2:36 PM Neal Gompa <ngomp...@gmail.com> wrote:
> On Wed, Jul 7, 2021 at 3:32 PM Richard Shaw <hobbes1...@gmail.com> wrote: > > > > I had a hard time trying to describe what I'm talking about, perhaps > there's actually a term for it, but as I go through all the dependencies of > OpenEXR I wanted to know if this is a problem or not which I think is best > shown by example: > > > > So part of the dependency chain for blender is: > > Blender > > ---> OpenEXR > > ---> OpenVDB > > ---> OpenEXR > > > > So is it OK for OpenVDB to link against OpenEXR 2.x (openexr2) while > Blender links with OpenEXR 3.x? Or does the whole dependency stack need to > be upgraded at one time? > > > > Generally, they need to be upgraded together because if they're all > operating in one process, you can have program code from OpenEXR 2 and > OpenEXR 3 colliding in the Blender process and causing things to go > haywire. > That's what I was afraid of. I'm doing my best to make sure I notice dependency chains like this but it's completely manual and could be error prone. There seem to be a lot of kde 4 related dependencies, some of them seem to build with OpenEXR 3.x but I think I'll keep the whole stack at 2.x just to be safe. Thanks, Richard
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