bug#40665: 28.0.50; tls hang on local ssl

[Derek Zhou]

Derek Zhou writes:

> Robert Pluim writes:
>
>> OK, that does make sense, and might even be more correct, but itʼs a
>> bigger change. You'll need more than just me to agree with it.
>>
> Patch reworked:
>
>  * before the select, check every interesting gnutls stream for
>    available data in the buffer
>  * if some of them hit, and either there is no wait_proc or the
>    wait_proc is one of the gnutls streams with new data, set the select
>    timeout to 0
>  * after the select, merge the gnutls buffer status into the select
>    returns
>
> The patch is not much longer than before, still a net reduction of code
> lines. I've done some light testing and haven't found any problem. 

Robert,

did you get a chance to read and test this patch?

Derek