[lug] I need help from a bash scripting guru

[David L. Anselmi]

Paul E Condon wrote:
> I'm working on a file backup script that has a feature
> of my own design. I have written a script that uses 

Yeah, I did that once.  Never again.  rdiff-backup might do what you 
want and be easier to run than rsync.

> Put another way - Is there one character that never appears in file
> names of all these OSs, and can be introduced as the field delimiter
> into GNU join?

The only characters not allowed in UNIX file names are / and null 
(AFAIK).  Those aren't terribly suitable for your purpose so I'd guess 
the answer is, "no."

But you could try \n or \r.

Dave