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Article View: comp.os.msdos.programmer
Article #6456

Re: Normal MSDOS multitasking!

#6456
From: Ib Højme
Date: Tue, 15 Dec 1992 07:42
26 lines
1134 bytes
cbusch@ub.d.umn.edu (Chris) writes:


>   Apparantly MSDOS multitasks with the use of the pipe "|".  Is this
>true?  How does the | really work?  For example: "type this.txt | more"
>has 'type' and 'more' being ran simultaneously (apparantly).  How is
>this so?

>--

	No way. What happens is this :

	The command before the "|" is started with output redirected to a file.
	When this command terminates, the command after the "|" is started with
	input redirected from the file ! 

	So no multi-tasking at all.

	Regards Ib

|               | Ib Hojme
|    |   |      | Euromax
|  __| __| __   | Dansk Data Elektronik A/S, Vejle branch, Denmark
| /  |/  |/__>  | Telephone: Int +45 75 72 26 00
| \__/\__/\__   | Fax:       Int +45 75 72 27 76
|               | E-mail:    ibh@dde.dk
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Message-ID: <1992Dec15.074243.10361@dde.dk>
Path: arc1-ca.pugleaf.net!sparky!uunet!mcsun!sunic!dkuug!dde!ibh
References: <1ghb1vINNccb@ub.d.umn.edu>

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Path: arc1-ca.pugleaf.net!sparky!uunet!mcsun!sunic!dkuug!dde!ibh
From: ibh@dde.dk (Ib Højme)
Newsgroups: comp.os.msdos.programmer
Subject: Re: Normal MSDOS multitasking!
Message-ID: <1992Dec15.074243.10361@dde.dk>
Date: 15 Dec 92 07:42:43 GMT
References: <1ghb1vINNccb@ub.d.umn.edu>
Organization: Dansk Data Elektronik A/S
Lines: 26