Taco Hoekwater wrote:

> Here is a solution that is just a little bit more robust than
> your one: it obeys spaces and is properly nested. It also allows
> primitives in the input string (\par, for example); and \unexpanded
> macros that dont have an argument.
> 
> Note that this is a hacker's version: you can't use this to process
> arbitrary text: macro's that expand into something and e.g. accents
> won't work!
> 
> In general, it is very hard to do this kind of stuff safely in TeX.
> A verbatim module would probably be the best solution. OTOH, my
> approach allows:
> 
> \section{\ROT{A section}}
> 
[snip code]

Well, that's an extremely instructive example!

I gave a look at the verbatim approach, and got to the
attached files.

They still don't handle accents etc; Hans, how to make
a verbatim that obeys cs's?

Giuseppe Bilotta

Using Microsoft products is like 
having sex without condoms---but
much less pleasurable