bug#40665: 28.0.50; tls hang on local ssl

[Derek Zhou]

Derek Zhou writes:

> Derek Zhou writes:
>
>> gnutls.c: [1] (Emacs) non-fatal error: Resource temporarily unavailable,
>> try again.
>
> I debug a bit; if I undefine GNUTLS_NONBLOCK everything works. However,
> I still cannot make the non-blocking operation work without possibility
> of hang or pre-mature stop on reading or writing. It is either gnutls
> has some problem in non-blocking operation or the handling of it in emacs
> code. Will try more tonight.

I take this back. now I cannot make anything work any more. Very
strange.

Derek