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Re: Sub shell mit pipes


From: Paul Jarc
Subject: Re: Sub shell mit pipes
Date: Wed, 11 Aug 2004 11:36:35 -0400
User-agent: Gnus/5.110003 (No Gnus v0.3) Emacs/21.3 (gnu/linux)

Morard Jean-Louis <address@hidden> wrote:
> #!/bin/bash
>
> ALL=""
> cat /tmp/text | while read LINE
> do
>         ALL="$LINE $ALL"
>         echo $ALL
> done
> echo "ALL = $ALL"

This is covered in the bash FAQ, entry E4.

> But it causes problems with portability from a standard ksh script
> on solaris.

ksh seems to be the odd one out - /bin/sh on Solaris, NetBSD, FreeBSD,
and OpenBSD all behave the same as bash.

> Is there any environment variable to set so that it works correctly?

No.


paul




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