[NTG-context] Stop with an error signal

Khaled Hosny khaledhosny at eglug.org
Sun Oct 31 06:04:10 CET 2010


On Sat, Oct 30, 2010 at 07:27:02PM -0400, Aditya Mahajan wrote:
> Hi,
> 
> I want to write a macro that checks for some settings and if the
> settings are wrong stop the current compilation and terminate with
> an error message. Right now I have
> 
> \def\ERROR
>       {\writeline
>        \showmessage\??externalfilter??{forbidden}\getexternalfilterdirectory
>        \batchmode
>        \normalend}

Well, the first thought that came in my mind is using os.exit(1):

 \def\ERROR{\directlua{os.exit(1)}}

But since this is pretty obvious, I'm sure I'm missing something.

Regards,
 Khaled

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


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