Re: Now this is a nightmare...

[Werner LEMBERG]

>> What about emulating `scm_is_exact_integer', either in Scheme or in
>> C++?  This should make transition to Guile-2 simple.
> 
> You mean, complex.

Hmm.  I was thinking along the gnulib mechanism which provides
drop-ins for many system functions.

> Get it wrong, and our private version is getting linked and the
> Guile-2 version left out.  Or we get double-definition link-time
> errors.  So we want an autoconf test and so on.

Yep.

> Having our own ly_is_integer variant map to the Guile-2 version
> conditionally is simple, and when we do it wrong, there is an
> obvious missing symbol at link time.  Or stuff works without
> complaint.

This should also work, of course.  And transition to Guile-2 would be
a simple s/// operation.


    Werner