[Haskell-cafe] reading from the cdrom drive on Red Hat

[Galchin Vasili]

Thank you Adam and Bradley. My program is my getting a feel of how to open a
Linux and do "block" reads. Just conceptual

Vasili


On 2/1/08, Adam Langley <agl at imperialviolet.org> wrote:
>
> On Feb 1, 2008 1:42 PM, Bryan O'Sullivan <bos at serpentine.com> wrote:
> > No, it's the Haskell runtime turning a -1 return from read into an
> > exception.  You need to call hIsEOF to check whether you've hit EOF,
> > then break out of the loop.
>
> (assuming you meant 0, not -1)
>
> My bad, I thought that the Posix.IO stuff was a closer wrapping than
> that. It does, indeed, throw an exception on 0. How unfortunate.
>
>
> AGL
>
>
> --
> Adam Langley                                      agl at imperialviolet.org
> http://www.imperialviolet.org                       650-283-9641
>
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