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Article #6398

Re: MS-DOS "copy"

#6398
From: Don Kneller%Langridge
Date: Thu, 01 May 1986 09:20
36 lines
2010 bytes
In article <233@drutx.UUCP> dsc@drutx.UUCP (DavisCS) writes:
>Have I overlooked something obvious???
>
>My pc is configured with a floppy (a:) and a hard disk (c:). Frequently
>I need to copy files SELECTIVELY from one floppy to another. The
>procedure I use is to first copy them from drive (a) to (c) and then
>from drive (c) to the "new floppy" in drive (a).
>
It's not really obvious, but even when you have only one floppy drive,
DOS maps 2 logical drives to it, A and B.  So you can do:

copy a:*.c b:

and DOS will copy some of the *.c files on the floppy on A: into memory,
then prompt you to strike any key when drive B: is ready.  Change the
floppy in your floppy drive, strike any key, then DOS will copy what's
in memory to the floppy in drive A:.  You will get prompted again to
strike any key when drive A: is ready.  Put the source floppy back in
again, and strike any key.  Repeat until done.

I'm not sure, but I think copy only uses a maximum of 64K of memory
when doing the copy (possibly the DMA limitation), so if you have
a lot to copy it would be faster to use your current method.


	Don Kneller
UUCP:	...ucbvax!ucsfcgl!kneller
ARPA:	kneller@ucsf-cgl.ARPA
BITNET:	kneller@ucsfcgl.BITNET

PS. Anyone know why IBM is now advertising "fixed disks" as "hard files"?
-- 
	Don Kneller
UUCP:	...ucbvax!ucsfcgl!kneller
ARPA:	kneller@ucsf-cgl.ARPA
BITNET:	kneller@ucsfcgl.BITNET
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From: kneller@ucsfcgl.UUCP (Don Kneller%Langridge)
Newsgroups: net.micro.pc
Subject: Re: MS-DOS "copy"
Message-ID: <9837@ucsfcgl.UUCP>
Date: Thu, 1-May-86 05:20:34 EDT
Article-I.D.: ucsfcgl.9837
Posted: Thu May  1 05:20:34 1986
Date-Received: Sat, 3-May-86 05:12:08 EDT
Reply-To: kneller@ucsfcgl.UUCP (Don Kneller)
Distribution: na
Organization: UCSF Computer Graphics Lab
Lines: 36