Re: newlib "light!

[Wolfgang Fritz <wolfgang dot fritz at gmx dot net>]

"J. Johnston" schrieb:
> 
> Wolfgang Fritz wrote:
> >
> > "J. Johnston" schrieb:
> > >
> > > Wolfgang Fritz wrote:
> > > >
> > > > Hi,
> > > >
> > > > I am developing communications applications on a 68LC302 platform using
> > > > the gcc toolchain and newlib. I've seen the binaries are much bigger as
> > > > the same application generated with a commercial toolchain. This is not
> > > > a compiler but a newlib issue. The commercial library does not have
> > > > floating point support, which is not needed in my application. (They
> > > > have a floating point version too).
> > > >
> > > > My question: Is it possible to strip down newlib to a  pure integer
> > > > version (printf etc.)? A short look into the sources showed some
> > > > #defines which may imply that it is possible, but I could not find
> > > > options to configure it. The newlib sources are a real jungle for me.
> > > >
> > > > Is there any documentation available how to tailor newlib?
> > > >
> > >
> 
> I have just checked in a patch to the current sources whereby a new
> configuration flag --disable-newlib-io-float has been added.
> This flag causes the printf/scanf family to be compiled such
> that the floating point code is removed.
> 

Thanks, I'll try to get the CVS tree next weekend (No CVS access in the
company due to firewall)

Wolfgang

> -- Jeff J.