2012/2/8 Braiden Kindt <brai...@braiden.org>:
>> Would mind trying to confirm it? I will check the docs, but if you can
>> reproduce it (either with legacy libusb or with libusb-compat) is
>> better.
>
> I've tested with both pyusb 0.4.2-2 (as packaged with ubuntu 10.04
> package), as well as latest pyusb cloned github using libusb01
> back-end.
>
> I can confirm the issue does exist in libusb-0.1 too, but I don't
> think the issue can be fixed in libusb01 backend? usb_bulk_read
> returns number of bytes read on success or < 0 on error. There's no
> mechanism in API to both communicate a timeout and data.

What I can do is when I (finally) provide a FAQ, mention that.

>
> Do you know if libusb-0.1 is supposed to be thread safe? I have not
> had success reproducing the error with only one thread.
>
> libusb-1.0 docs state that that version is thread safe.
>

I don't remember if libusb-0.1 is thread safe, but I think so because
some people used PyUSB 0.4 with multiple threads with no problem.


-- 
Best Regards,
Wander Lairson Costa

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