Re: Windows DOS box is lying to me

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#3413

From: Tim Bierman
Date: Sun, 11 Dec 1994 16:42

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In article <787174497snz@candub.demon.co.uk>
           agd@candub.demon.co.uk "Terry Ebdon" writes:

> >      if exist dir_name\nul goto blah_blah_blah
>
> The DOS device names are reserved, you should never try to create or refer
> to a file of the same name unless you're referring to the device. An
> irritating restriction, but you have to live with it if you expect things to
> work.

I'm sure I've seen this trick officially sanctioned in Microsoft docs as the
way to check whether or not a directory exists. The indexes are so bad I
haven't been able to find the reference again.

--
Tim

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From: tim@bierman.demon.co.uk (Tim Bierman)
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Subject: Re: Windows DOS box is lying to me
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