[dev-context] Crash with luatex-fonts

[Khaled Hosny]

It works fine with context, BTW.

On Wed, Jun 10, 2009 at 02:49:46PM +0300, Khaled Hosny wrote:
> The following sample would crash luatex using context distriputed
> luatex-plain format:
> %%%
> \font\arab="SimpleNaskhi.ttf:script=arab;language=dflt;mode=node;+init;+medi;+fina;+rlig;+liga;+mark"\arab
> \textdir TRT
> اللهِ 
> \bye
> %%%
> 
> (the font used
> http://code.google.com/p/raqm/source/browse/trunk/fonts/simplenaskhi/SimpleNaskhi.ttf)
> 
> With the message:
> %%%
> error: ...texmf/tex/plain/luatex-plain/luatex-fonts-merged.lua:7765:
> attempt to call field 'register_message' (a nil value)
> %%%
> 
> It seems that fonts.register_message is not defined. 
> Pressing enter after that will crash luatex:
> 
> %%%
> luatex: ../../../source/texk/web2c/luatexdir/tex/linebreak.c:1660:
> ext_do_line_break: Assertion `varmem[((cur_p)+1)].hh.v.RH ==
> 0+4+4+4+4+4+4+2+2+2' failed.
> Aborted
> %%%
> 
> Regards,
>  Khaled
> 
> 
> -- 
>  Khaled Hosny
>  Arabic localiser and member of Arabeyes.org team
>  Free font developer

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