Have a look at this:
http://docs.tinyos.net/index.php/Java_cygwin
Search this list, and google, for CLASSPATH to get an idea what it is.
And a newer version of graphviz should be fine,
it's only used to generate documentation diagrams.
MS
David Li wrote:
> Hi,
>
> I installed tinyos 2.1 on Ubuntu 8.10 and ran "tos-env-check". There are
> two warnings I am not sure if they are a big concern:
>
> 1. Classpath:
> --> WARNING: CLASSPATH environment variable doesn't exist.
> Your classpath should contain and a pointer
> to the cwd (a dot)
>
> Question: Is this a Java classpath? What should I set it to?
>
> 2. graphviz:
> /usr/bin/dot
> dot - Graphviz version 2.18 (Wed Aug 6 10:29:47 UTC 2008)
>
> --> WARNING: The graphviz (dot) version found by tos-check-env is not
> 1.10. Please update your graphviz version if you'd like to use the
> nescdoc documentation generator.
>
> Question: what should I do with graphviz version? It seems I have 2.18
> but the check complained about I don't have 1.10 - an older
> version.Shoujld I ignore this warning?
>
> Thanks.
>
> David
>
>
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