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Date:      Fri, 27 Mar 2009 21:04:22 +0100
From:      Rehbein <>
To:        Bruce Cran <>
Cc:,, Vincent Hoffman <>
Subject:   Re: [perl] sysopen(CD, "/dev/cd0", O_RDONLY | O_NONBLOCK) fails
Message-ID:  <20090327200422.GA69272@sushi.pseudo.local>
In-Reply-To: <20090327194655.32d52f27@gluon.draftnet>
References:  <20090326212045.GB3134@sushi.pseudo.local> <> <> <20090327194655.32d52f27@gluon.draftnet>

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Am Fri, Mar 27, 2009 at 07:46:55PM +0000 schrieb Bruce Cran:
> From the original message:
> "/dev/cd0 is readable and writable for me. I rebooted multiple times and
> tried with and without atapicam."
> So it sounds like the OP is aware of the different device nodes created
> with and without atapicam, has checked he has permission to access the
> appropriate device and has come across a problem with perl itself.

You are right. Normally I use atapicam and let devfs hide /dev/acd0.

As I have written in another message in this thread sysopen actually works,=
the $! that causes the problems.

Tobias Rehbein

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