libftdi Archives

Subject: Re: [bug] ftdi c++ bindings broken?

From: Uwe Bonnes <bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
To: libftdi@xxxxxxxxxxxxxxxxxxxxxxx
Date: Fri, 21 Oct 2011 21:06:02 +0200
>>>>> "David" == David Kuehling <dvdkhlng@xxxxxx> writes:

>>>>> "Uwe" == Uwe Bonnes <bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> writes:
>>>>> "David" == David Kuehling <dvdkhlng@xxxxxx> writes:
    David> hi, just tried to make the ftdipp library from git head work, but
    David> my test program already fails in Context::open(vendor,product).
    David> The other libftdi programs supplied in the example/ directory
    David> seem to work.

    David> open(vendor,product) calls ftdi_usb_open(), which succeeds, then
    David> calls get_strings_and_reopen(), which calls get_strings(), which
    David> calls ftdi_usb_get_strings(), which fails, as it passes in d->dev
    David> which hasn't been set yet.

    David> Maybe the correct fix is to set d->dev to d->ftdi->dev after
    David> ftdi_usb_open()?

    >> Perhaps create a small example program in the example directory that
    >> shows the error. Then create a patch to fix that error and send the
    >> patches...

    David> I'm just using libftdi for the first time, and wasn't prepared to
    David> debug that problem in-depth.  That's why my bug report is a
    David> little shallow and doesn't provide a working patch.

I requested more the program or better a stripped down version of that
program. That way, other may reproduce the bug and look for a fix.

Bye
-- 
Uwe Bonnes                bon@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

Institut fuer Kernphysik  Schlossgartenstrasse 9  64289 Darmstadt
--------- Tel. 06151 162516 -------- Fax. 06151 164321 ----------

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