[m-dev.] Re: foreign_type

[dong yang]

 --- Peter Ross <pro at missioncriticalit.com> schrieb: >

> On Mon, Apr 15, 2002 at 01:53:18PM +0200, Dong Yang
> wrote:
> > hi,
> > I didn't understand, what by the IL backend so
> compilcated handeled.
> > for the java backend , I think if anyway only the
> java foreign proc
> > actually use the foreign_java_type, why I can't
> just use it as it was
> > without modifications?
> > for example:
> > foreign_type("java", javabutton, "JButton");
> > :- type javabutton
> > 
> > foreign_proc myproc(javabutton::in....
> > 
> > 
> > and the java source:
> > myproc_1_1(JButton...)
> > 
> 
> I am not sure I completely understood your question,
> but I think you are
> refering to the fact that the foreign_type
> structures in the compiler
> are very related to how we do things on the .NET
> backend (ie we store
> whether something is a reference or value type,
> where the type is
> located and so on).  Am I correct?
> 
> I have refactored that code as part of my change to
> allow C foreign
> types, see
> 
>
http://www.cs.mu.oz.au/research/mercury/mailing-lists/mercury-reviews/mercury-reviews.0203/0045.html
> 
> Unfortunately I haven't addressed the review
> comments on this yet, nor
> checked it in.  If this is what you are referring
> do, would the changes
> I made help you?
> 
> Regards,
> Peter
> 
> PS. In future it is better to ask questions like
> this on
> mercury-developers so that all the Mercury
> developers can answer you
> questions.
>
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sorry full quote,
if the code is also include the c foreign code for the
il backend, then i can undertand it better now. now
again i try to refomulate my question:
if the freign_type and the backend are both java, the
implementation shuld be very easy or not?
regards
Andree


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