Re: [PHP-DEV] Replacing expat with libxml

On Sun, 2003-04-27 at 20:00, Rasmus Lerdorf wrote:
> > The following incompatibilities exist:
> > 
> > 1) some XML_ERROR_ * constants are irrelevant (they are stilled defined,
> > but they have no meaning for libxml).
> > 2) xml_error_get_string() just returns a blank string.  This can be
> > changed in the next couple of days, i just need to implement error
> > strings ontop of libxml error codes.
> > 
> > Having this library bundled internally will allow people to develop
> > other extensions which use libxml features, and will allow for future
> > extensions (for example, a fully compliant DOM extension) to easily be
> > added, without requiring extra bundling.  
> > 
> > Thoughts?
> 
> I take it from this that old apps written against expat using the 
> xml_set_element_handler() style will continue working?  Like I said in New 
> York, I agree we need to move to libxml, but I worry about breaking 
> thousands of existing php-xml apps.  If you have managed to make it 
> BC-safe, perfect!
> 

Well, I won't give it the BC-safe stamp of approval, yet.  It needs more
testing.  But, for example, PEAR and Pres2 work (install) without any
modifications.  My PHP & XML scripts (from my talk) work without
modification.

-Sterling

> -Rasmus
-- 
"Nothing is particularly hard if you divide it into small jobs." 
    - Henry Ford