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From: Steve Tell <tell@telltronics.org>
Cc: guile-user@gnu.org
Subject: Re: Real predicate in C
Date: Wed, 19 Jun 2002 00:47:22 -0400 (EDT)	[thread overview]
Message-ID: <Pine.LNX.4.21.0206190032590.32479-100000@ariel.lan.telltronics.org> (raw)
In-Reply-To: <20020619000215.6ef2c28f.hilaire@ext.cri74.org>

On Wed, 19 Jun 2002, Hilaire Fernandes wrote:

> If the gh_real predicate does not exist, what is the proper way to implement it?

Try:
	SCM_REALP(scmobj)

Unfortunately, it looks like the only way to learn this is to read
<libguile/numbers.h> (and ignore lots of implementation details).

Or just maybe my last download from http://www.glug.org/docbits/ is too
old.

Steve


> Hilaire
> 
> On Sun, 9 Jun 2002 13:09:20 +0200
> Hilaire Fernandes <hilaire@ext.cri74.org> wrote:
> 
> > It looks like the real? predicate is not implemented in the C interface, 
> > I got the following error when trying to use it:
> > 
> > drgeo_script.cc:141: implicit declaration of function `int gh_real_p(...)'
> > 
> > 
> > The number? one is implemented but I need to test for real number and complex.
> > 
> > Any tips?
> > 
> > Hilaire
> > 
> > _______________________________________________
> > Guile-user mailing list
> > Guile-user@gnu.org
> > http://mail.gnu.org/mailman/listinfo/guile-user
> > 
> 
> _______________________________________________
> Guile-user mailing list
> Guile-user@gnu.org
> http://mail.gnu.org/mailman/listinfo/guile-user
> 

-- 
--
Steve Tell  tell@telltronics.org 


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  reply	other threads:[~2002-06-19  4:47 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-06-09 11:09 Real predicate in C Hilaire Fernandes
2002-06-18 22:02 ` Hilaire Fernandes
2002-06-19  4:47   ` Steve Tell [this message]
2002-06-19 11:41     ` Marius Vollmer
2002-10-04 18:02   ` Thien-Thi Nguyen
2002-06-19 11:30 ` Marius Vollmer

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