[Dev-luatex] mkstemp or similar in lua(tex)

[Taco Hoekwater]

Norbert Preining wrote:
> Hi all!
> 
> Frank Küster has rewritten texdoc in luatex and now it really works much
> better than the original one. 

Good to here that!

> 
> Furthermore, a call to securly create a tmp dir would be nice, too.

I agree, and will happily add it. mkstemp() doesn't help though,
as it only works for files. I'll have to borrow or write a version
of BSD's mkdtemp, somehow.

Best wishes,
Taco