Re: [Discuss-gnuradio] Re: Ubuntu and make check (weird results)

[Eric Blossom]

On Sun, Dec 03, 2006 at 01:08:19AM -0600, Shravan Rayanchu wrote:
> Hi everyone,
> 
> It turns out there are problems with the install. I get wierd results.
> 
> I have a gentoo box and a ubuntu box both of which have gnuradio
> installed. The ubuntu box however failed some make checks (my mail
> below).
> 
> When I run "./usrp_spectrum_sense.py 2412M 2444M" with gentoo box, the
> center frequencies are printed out fine.
> 
> However, when I do that with the ubuntu installation, I get "0.0" as
> the center frequency !!
> 
> I dont get a "failed to set frequency" message. Infact, when I run the
> 802.11 BBN code (./bbn_80211b_rx.py -d 8 -f 2412e6 -b), I am able to
> capture packets. So u.tune actually works and the frequency is set
> .... I don't understand what is wrong with the installation ..
> 
> Is it because of the 'make check' failure?

It's not caused by the 'make check' failure, but it has the same
underlying cause.

Please try upgrading SWIG to 1.3.31.  Note that I haven't found this
to be necessary, but others report that it is.  Not sure what that's
about either ;)

Eric



> --Shravan
> 
> On 12/3/06, Shravan Rayanchu <address@hidden> wrote:
> >Hi all,
> >
> >When I do a 'make check' on ubuntu, I get an error. This seems to be a
> >fairly common problem (I tried searching on the lists, there were some
> >references to seg fault, but not the exact error I get).
> >
> >I am using gcc 4.0.1, cppunit 1.10.2, and here is what I get:
> >
> >======================================================================
> >FAIL: test_cc_2 (__main__.test_feval)
> >----------------------------------------------------------------------
> >Traceback (most recent call last):
> >  File "./qa_feval.py", line 94, in test_cc_2
> >    self.assertEqual(expected_result, actual_result)
> >AssertionError: ((2-1j), (4+1j), (6+3j), (8+5j)) != (0j, 0j, 0j, 0j)
> >
> >I get some errors similar to the above and then this one:
> >----------------------------------------------------------------------
> >Ran 8 tests in 0.002s
> >
> >FAILED (failures=4)
> >..>>> gr_fir_ccc: using SSE
> >....
> >----------------------------------------------------------------------
> >
> >Is this something to worry about?  (make install worked fine). I
> >appreciate the help.
> >
> >Thanks!
> >
> >Shravan