[lltx] Problem with slanted fonts

[Khaled Hosny]

On Mon, Sep 20, 2010 at 08:28:55PM +0930, Will Robertson wrote:
> On 20/09/2010, at 8:22 PM, Ulrike Fischer wrote:
> 
> > Well I tried this redefinition and it worked fine with lualatex
> > (only with lualatex! pdflatex and xelatex don't like the additional
> > braces).  
> > 
> > \makeatletter
> > \def\do at subst@correction{%
> >       \xdef\subst at correction{%
> >          \font at name
> >          \global\expandafter\font
> >            \csname \curr at fontshape/\f at size\endcsname
> >            {\noexpand\fontname\font} %<--- braces
> >           \relax}%
> >       \aftergroup\subst at correction
> > }
> > 
> > So braces are probably ok. 
> 
> Thanks for doing this.
> 
> What are your thoughts on the preferable approach?
> 
> If we strip spaces beforehand then we know that we won't fall foul of any related problems with \fontname; if we patch the NFSS then the approach will be robust for other people's code that also falls foul of the same problem.
> 
> Guess we could even do both :)

And fix luaotfload too, so someone writing his own .fd files don't fall
foul :)

-- 
 Khaled Hosny
 Arabic localiser and member of Arabeyes.org team
 Free font developer