[Openmcl-devel] STEP function

Gail Zacharias gz at clozure.com
Mon Jan 11 06:27:32 PST 2010

At 1/9/2010 04:09 PM, Bill St. Clair wrote:
>I think the only reason we don't do it is because nobody has yet
>considered it important enough to pay for. We've probably done at
>least part of the work with Gail's coverage facility. Gail, how much
>effort do you think STEP would be?

A fair amount.  While the compiler support is pretty much there, 
what's left is the whole runtime aspect of it -- managing 
breakpoints, catching them, restarting, etc.  And a UI, which for the 
command line version means just adding some commands, but could be 
much more interesting in the IDE.

>On Sat, Jan 9, 2010 at 3:58 PM, Philippe Sismondi <psismondi at arqux.com> wrote:
> > I am just now trying to improve my beginner's skills at 
> interactive debugging in CL. As far as I can tell the ccl STEP fn 
> does nothing but evaluate the form. I see that this is permitted by the spec.
> >
> > If that is correct, is there any likelihood that STEP will be 
> more fully implemented in ccl? Is "single stepping" not considered 
> useful in CL debugging?
> >
> > Best,
> >
> > - Phil -
> >
> > _______________________________________________
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> > Openmcl-devel at clozure.com
> > http://clozure.com/mailman/listinfo/openmcl-devel
> >

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