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From: howell@MITRE.ARPA (Chuck Howell)
Newsgroups: net.unix
Subject: Bizzare Filenames
Message-ID: <10612@brl-tgr.ARPA>
Date: Mon, 13-May-85 08:18:57 EDT
Article-I.D.: brl-tgr.10612
Posted: Mon May 13 08:18:57 1985
Date-Received: Thu, 16-May-85 03:20:51 EDT
Sender: news@brl-tgr.ARPA
Lines: 8

> What happens if one (by mistake) creates a file called `ctl-foo' and one
> didn't know that this was happening.  The next time they did an `ls'
> of that directory they'd get a `?' and it would be impossible to remove
> because they don't know the name.

If you really want to know the (non-printing) characters in your 
filename, you can always ls > somefile.tmp, then vi (or emacs, or
od -c, or whatever...) somefile.tmp.  [This works on ULTRIX anyway].