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Date: Wed, 28 Dec 2005 05:23:32 +0200
From: Giorgos Keramidas <keramida@freebsd.org>
To: Tzachi Tager <tzachi_tager@yahoo.com>
Message-ID: <20051228032332.GA30303@flame.pc>
References: <20051227144939.11177.qmail@web30812.mail.mud.yahoo.com>
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Cc: freebsd-bugs@freebsd.org
Subject: Re: using /dev/null in chrooted enviroment
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On 2005-12-27 06:49, Tzachi Tager <tzachi_tager@yahoo.com> wrote:
> Hi,
> I'm trying to create chrooted enviroment, i did the folllowing
> in the chrooted enviroment:
>
> mknode c null 0 24
> mknode c zero 0 25
>
> And then i did chroot and those files are under /dev, but when
> i wrote a short program in C that tries to open /dev/null
> (within the chrooted env.) i got:
>
> "/dev/null-operation is not supported"

You forgot to mention what version of FreeBSD you are using.  It
may also help to see the contents of the chrooted /dev directory.

> Only by doing mount of devfs it seems to work fine, but i
> prefer not to do mount every time (because then i get that my
> chrooted enviroment pathname is too long for FreeBSD)

A complete trace of the commands you are running and the exact
error message is probably necessary here.