Larry Gritz

Um... I don't have a Windows machine, but I can try to rig up my CI to pull and build OpenEXR from your branch and see if that helps. Will...

I'm still mystified about why this is popping up now, fairly reliably for you and on the Windows CI on GH, but none of the Windows users of OIIO have...

@peterhillman The OIIO CI tests where this is consistently showing up are building against OpenEXR 2.4.1, which was tagged earlier than #828 was introduced.

What's the current thinking on this? Is @meshula 's proposed fix helpful and should be turned into a PR? Does that totally fix the problem, or are there other issues...

I'm sorry to say that this does not fix all of the inside-OpenEXR deadlocks that the OIIO CI was experiencing on Windows.

does NOT. Sorry for the typo

Yes, only happens at shutdown. Only Windows.

I think the modern way of guarding against double inclusion is to eschew the practice of surrounding the entire header contents with a preprocessor test, and simply putting this at...

Reopening. I was not trying to dismiss or even delay your issue, just trying to get all the pros and cons on the table. These are good points and I...

No, I just googled it. I don't know the canonical reference.