[CM] Two LISP Questions

[Michael Edwards]

Yup, that's right, no change-class in clisp, they even admit it in the
release notes.  Quite inconvenient, no?

	Michael


cristopher pierson ewing wrote:
> 
> Oh, woops, I found the answer to question #2 in CLTL2 (sheepish grin)
> 
> I still wonder about #1, though.
> 
> Cris
> 
> On Sat, 7 Sep 2002, cristopher pierson ewing wrote:
> 
> > Hello all,
> >
> > Two questions,
> >
> > 1.  Has anybody else noticed that CLISP doesn't seem to have the function
> > (change-class) implemented?  Is my version screwy in some way?
> >
> > 2.  In common lisp, is there a function or anything that one can use to
> > find out what type of lisp is being used?  I have created two types of
> > objects to store time-code values, one in HH:MM:SS.SS format, and one in
> > SMPTE format HH:MM:SS:FRAMES.  I have also created two types of ways to
> > convert one to the other, in ACL i have a "change-class" that properly
> > converts frames to fractions of seconds and the same in reverse, and since
> > CLISP doesn't seem to implement change-class (see above) a method for each
> > object type that returns an object of the opposite type.  I would like to
> > be able to query the lisp system to find out what type of lisp is being
> > used so that I can decide intelligently which to use in a given situation,
> > but I can't figure out what to use to find this out.
> >
> > Any ideas?
> >
> > C
> >
> > ********************************
> > Cris Ewing
> > CARTAH Assistant
> > University of Washington
> > Home Phone: (206) 365-3413
> > E-mail: cewing@u.washington.edu
> > *******************************
> >
> >
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