Re: Distributed system portability

[Ole-Hjalmar Kristensen <ohk@clustra.com>]

Ted Dennison<dennison@telepath.com> writes:

> In article <3B658765.8F0E0939@canal-plus.fr>, Thierry Lelegard says...
> >However, even this logical content is non standard. The very first
> >reason for this is the horrible "type Stream_Element is mod 
> >implementation-defined" in Ada.Streams. You cannot base interoperability
> >on an "implementation-defined" feature.
> >
> >> Or is the idea of streams that one should never try to access them
> >> from a non-Ada language ?
> >
> >Yes, for the reason above.
> 
> I'd say its a bit worse than that. You really shouldn't try to access them from
> code that wasn't compiled with the same Ada compiler (unless you are *real*
> careful). Even the same compiler on different platforms could give different
> results.
> 
> ---
> T.E.D.    homepage   - http://www.telepath.com/dennison/Ted/TED.html
>           home email - mailto:dennison@telepath.com

Yes, in this respect Ada is in reality no better and no worse than C,
regardless of streams and rep clauses.

-- 
Kabelsalat ist gesund.

Ole-Hj. Kristensen