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Article View: comp.os.ms-windows.misc
Article #3409

Windows DOS box is lying to me

#3409
From: Azmi Tenikalp
Date: Sun, 11 Dec 1994 10:32
24 lines
1569 bytes
To test for the existence of a directory from a DOS batch batch file, 
I use the time honoured method of testing for the existence of NUL 
in that directory, eg :

     if exist dir_name\nul goto blah_blah_blah

I'm at present working on a batch file, in which the above works 
perfectly well running in DOS, but when I run it in a DOS box within
Windows, it reports that the directory exists every time, whether the 
directory actually exists or not.

Oddly enough, when I run the batch file in another PC, running 
PC DOS 5 or something, everything works.

The PC on which it does NOT work properly has MS DOS 6.22, WfWG 3.11, 
16 MB RAM, 1K environment space, and I don't know what else to think of.

Annoying, or what ...

Grateful for any help.



        azmi                                azmi@azmi.demon.co.uk
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From: azmi@azmi.demon.co.uk (Azmi Tenikalp)
Path: arc1-ca.pugleaf.net!bga.com!news.sprintlink.net!pipex!demon!azmi.demon.co.uk!azmi
Subject: Windows DOS box is lying to me
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