Re: [jos-general] [JJOS] Throwing an error

[John L. <je...@pi...>]

"Todd L. Miller" wrote:
> 
> > How do I create an instance of an error? It might be possible to create an
> > error factory. An error factory would make it easier to construct different
> > errors through a single method.
> >
> > How does the scheduler "know" that one of its threads has thrown an error?
> > When an error is thrown, the message should be displayed prominently on the
> > console, right? We need to know why it failed.
> 
>         You know, GCHII, these are very good questions.  The design I had
> (all interpreter methods take an exception reference to fill in -- should
> have been Throwable, because of errors -- incidentally) was a Grade A hack
> designed around jJOS not supporting C++ exceptions, which seem the natural
> way to do things.  I don't know what the right answer is; maybe Leuner has
> a clue?

In kissme/teaseme:

As soon as an exception is thrown, the exception handler is invoked.

In the case of a native method, these methods return -1 when an
exception is thrown and store them in the context data for that thread.

Did I understand the question correctly?

John Leuner