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From: wietse@eurifb.UUCP (Wietse Venema)
Newsgroups: comp.unix.questions
Subject: Re: variables set in sh while loop don't get set?
Message-ID: <213@eurifb.UUCP>
Date: Mon, 28-Sep-87 18:25:41 EDT
Article-I.D.: eurifb.213
Posted: Mon Sep 28 18:25:41 1987
Date-Received: Wed, 30-Sep-87 04:15:53 EDT
References: <212@ttrdd.UUCP>
Organization: EUR/Bedrijfskunde,PObox 1738,Rotterdam,Neth.
Lines: 7
Keywords: sh, ksh scripts, loops
Summary: it happens in a sub-shell


In the Bourne shell for/case/while/if-else-fi constructs are executed by 
a child process when the output or input of such a construct is redirected, 
e.g. when it is part of a pipe.

		Wietse Venema		(uucp:		mcvax!eutwc1!wietse)
					(bitnet:	wswietse@heithe5)