Re: [xml] Problems with the "decimal" definition of a RELAX NG XSD on the Solaris 2.8 platform during validation using xmllint

[Kasimier Buchcik <kbuchcik 4commerce de>]

Hi,

William M. Brack wrote:
> William M. Brack said:
>
> > John Hockaday ga gov au said:
> >
> > > Hi All,
> > >
> > > I have a RELAX NG XSD that uses a 'decimal' definition. I am validating an
> > > XML document using xmllint but I get unexpected errors.  Libxml2 is running
> > > on Solaris 2.8 with the following version of libxml2:
> > >
> > > /usr/local/bin/xmllint: using libxml version 20616
> > >   compiled with: DTDValid FTP HTTP HTML C14N Catalog XPath XPointer
> > > XInclude
> > > Iconv Unicode Regexps Automata Schemas
> > >
> > > If I use a decimal like this '130.480907024' then there are no errors but if
> > > I extend the number of decimal points like this '130.48090702489' then I get
> > > the following error:
> > >
> > > "
> > > ANZNT0782000040.xml:61: element eastbc: Relax-NG validity error : Error
> > > validating datatype decimal
> > > "
> > > It seems to me that the precision of the 'decimal' definition in the
> > > libraries is causing the problem.  The problem doesn't occur on LINUX or MAC
> > > platforms.  The funny thing is that Solaris 2.8 is a 64 bit system.  Can
> > > anyone help me with this?
> > >
> > > The RELAX NG XSD is located at
> > > http://asdd.ga.gov.au/asdd/tech/relaxng/anzmeta-1.3.1.rng and the XML
> > > document instance is at http://asdd.ga.gov.au/asdd/work/ANZNT0782000040.xmlm
> > > if that helps anyone.
> > >
> > > Thanks.
> > >
> > >
> > > John
> >
> > I was able to reproduce this problem on x86 and x86_64 systems (with different
> > symptoms on each :-).  It's caused by some coding within xmlschemastypes.c,
> > and may occur anytime the total number of digits in the number exceeds 10.
> > I'm working on a "proper" solution for it, but it may be a day or two before I
> > can complete it.  I'll let you know when the fix is complete.
> >
> > Bill
>
>
> OK, I think I have fixed the problem.  The changes are in CVS
> (xmlschemastypes.c) - let me know if it now works OK on Solaris, and thanks
> very much for reporting it.
>
> Bill

Bill, if you are already at it: if you could implement support for
values bigger than 32 bit for decimals, it would erase a couple of
hundred failures in the NIST tests for XML schemata.

Greetings,

Kasimier