determining if user has shell access
alex at tweedly.net
Thu Oct 14 04:06:32 CDT 2010
Write a tiny script that does something trivial in shell (e.g. "shell
ls"), and build that as a tiny executable.
Have your real script run that as a separate process and see if it never
(Hmmm ... can you always start another executable ?)
On 14/10/2010 09:41, Monte Goulding wrote:
> Hi Dar
> Thanks for your interest.
>> I'm a little confused as to what is happening. Is the app locking up?
> Yes. The shell function never returns. I have reported it as a bug because it should fail gracefully. But I'd love a workaround or test.
>> Or does the function return empty?
>> If the latter, then maybe you can test shell with something trivial that always returns something that is not empty. If you get empty, you can't use shell().
> I wish it were that easy.
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