Re: wait_reading_process_ouput hangs in certain cases (w/ patches)

[Eli Zaretskii]

> Cc: address@hidden
> From: Paul Eggert <address@hidden>
> Date: Mon, 6 Nov 2017 10:24:42 -0800
> 
> On 11/06/2017 08:34 AM, Eli Zaretskii wrote:
> > When we call emacs_read in other cases in
> > that function, the result is an ssize_t, a signed type of the same
> > width as size_t.
> 
> As a minor point, POSIX does not require that ssize_t be the same width 
> as size_t, or that ptrdiff_t be the same width as size_t. Emacs has run 
> (and as far as I know, still would run) on unusual platforms where 
> ssize_t is narrower than size_t.

Yes, I know.  We could replace ssize_t with ptrdiff_t if needed.