Custom calling conventions
turkeyman at gmail.com
Tue Feb 21 04:57:00 PST 2012
On 21 February 2012 14:33, Iain Buclaw <ibuclaw at ubuntu.com> wrote:
> On 21 February 2012 11:03, Manu <turkeyman at gmail.com> wrote:
> > So I was thinking about this extern(language) thing, the obvious ones are
> > supported, but it would be really nice to be able to implement custom
> > conventions for other languages/scripting languages.
> > For instance, I'm thinking about Android, I have JNI binding code
> > everywhere, it's really ugly.
> > I'd love to be able to declare:
> > extern(Java) int someJavaFunc(int x, float y)
> > And then use my function like any regular function, with the
> > bit handling the JNI business behind the scenes.
> > be implemented the same way.
> > I'm imaging some mechanism to declare a calling convention (which would
> > resolved within the extern(...) statement), and define it with a
> > something like:
> Or you could just define extern(Java).
> SDC made a start at this, gdc could implement this using the same as
> g++'s extern "Java" interface to gcj (we would only be JNI compatible
> with gcj though).
Java was just my example, but it'd be nice to have this option for all
external languages I regularly bind to.
Also, I don't see why hard coded language support for extern(Java) is
actually necessary if it were implemented in a flexible way instead.
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