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Re: while read subcommand problem


From: Paul Jarc
Subject: Re: while read subcommand problem
Date: Fri, 02 Mar 2007 12:11:11 -0500
User-agent: Gnus/5.110003 (No Gnus v0.3) Emacs/21.4 (gnu/linux)

Richard van der Leeden <rleeden@blueyonder.co.uk> wrote:
> The examples in the FAQ do work for the their examples, but I can't figure
> out a clean way to implement it with a while loop when reading in lines from
> the output of a piped command(s).

The redirection applied to "read" in those examples would be applied
to your while loop instead.  For example:

while ...; do var=...; done <<EOT
$(generate-input-for-while)
EOT
use "$var"


paul




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