[Bug 10648] gRPC library fails to send RPC packets correctly (nonblocking send() should not perform partial writes)

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=10648

--- Comment #8 from Zebediah Figura  ---
(In reply to Jinoh Kang from comment #7)
> (In reply to Zebediah Figura from comment #6)
> > (In reply to Jinoh Kang from comment #5)
> > > - In sock_send(), test if it's possible to actually send the full stream
> > >
> > > data before calling send().
> >
> > How?
>
> Heuristics.  Actually it would require *both* remedies in order for the
> final solution to be plausible at all.

What heuristics do you have in mind, exactly?