wcstold implementation

Corinna Vinschen vinschen@redhat.com
Thu Jan 22 16:19:00 GMT 2015

On Jan 22 16:28, Corinna Vinschen wrote:
> Hi Nick,
> On Jan 22 15:11, Nick Clifton wrote:
> > Hi Corinna, Hi Yaakov,
> > 
> >   What do you think of the attached patch for an implementation of
> >   wcstold() for sizeof (long double) > sizeof (double) ?  The patch is
> >   against the devo sources, but it could be adapted for FSF newlib
> >   easily enough.  One thing that you might not like is that the
> >   _wcstold_r implementation calls _strtold and not _strtold_r.  I can
> >   fix this too if you think that it is worth it.
> We don't have a _strtold_r function, only _strtold.  Along these lines,
> I think it should be sufficent to implement wcstold and just skip
> _wcstold_r.

Hmm, on second thought.

The _strtold function in ldtoa.c is old, it never sets errno, it doesn't
take _localeconv_r (ptr)->decimal_point into account...

Maybe we should in fact start with creating an _strtold_r function from
the _strtod_r function first?


Corinna Vinschen
Cygwin Maintainer
Red Hat
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