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From: Enrico Scholz <enrico.scholz@sigma-chemnitz.de>
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Date: Wed, 30 Jan 2013 11:13:14 +0100
In-Reply-To: <1359500666-2874-1-git-send-email-sgw@linux.intel.com> (Saul
	Wold's message of "Tue, 29 Jan 2013 15:04:26 -0800")
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Cc: Saul Wold <sgw-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Subject: Re: [PATCH] rootfs_rpm: Escape the backtick to ensure the ls runs on the target
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Saul Wold <sgw-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> writes:

> This change ensures that the ls /etc/rpm-postinsts runs in the target
> at first boot time, rather than at the creation time of the script on
> the host.
> ...
> -for i in `ls /etc/rpm-postinsts/`; do
> +for i in \`ls /etc/rpm-postinsts/\`; do
>  	i=/etc/rpm-postinsts/$i
>  	echo "Running postinst $i..."

are you really sure, this is enough? $i gets probably expanded too.  A
better way than to escape all and everything is to quote the EOF marker.

E.g. compare

i=abc

cat << "EOF"
echo $i
EOF

cat << EOF
echo $i
EOF


Enrico