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Date:      Sun, 30 Mar 2008 05:52:17 +0300
From:      Giorgos Keramidas <keramida@ceid.upatras.gr>
To:        lveax <lveax.m@gmail.com>
Cc:        freebsd-questions <freebsd-questions@freebsd.org>
Subject:   Re: how to write the standard output to an unwritable with sudo?
Message-ID:  <8763v453fi.fsf@kobe.laptop>
In-Reply-To: <576dcbc20803291913p222d5638rf685bf97470f787b@mail.gmail.com> (lveax's message of "Sun, 30 Mar 2008 10:13:02 %2B0800")
References:  <576dcbc20803291913p222d5638rf685bf97470f787b@mail.gmail.com>

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On Sun, 30 Mar 2008 10:13:02 +0800, lveax <lveax.m@gmail.com> wrote:
> $ whoami
> v
>
> $ ll a
> -rw-r--r--  1 root  v  0 Mar 30 10:02 a
>
> $ sudo cat > a
> a: Permission denied.

You have to redirect output 'within' sudo, so try using:

    sudo sh -c 'cat > unwritable'




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