[NTG-context] Create a directory using tex

[Taco Hoekwater]

Aditya Mahajan wrote:
> Hi,
> 
>   I want to create a macro that writes files in a sub directory. 
> If the directory is already created, things work fine. However, if the 
> directory is not there, tex complains
> 
> ! I can't write on file ....
> 
> Please type another output file name:
> 
>   Is there a way I can ask tex to create a directory if one does not 
> exist?

Not with TeX, but you can use \write18 or \installprogram  to run a
system command.

Taco