Hi Jerom, thanks for keeping us in the loop, I know this is a lot of effort on your side!
Cheers, Marcus On 18.03.20 16:54, Jerom Maas - LR wrote: > Hi Marcus, > > > Thanks for the advice! I guess that the confusing liborc files and the > strange cmake version are a result of me fumbling around to get > everything working. I'm going to clear up my installation and try again > from the start. I'll let you know how it turns out. > > Have a nice day, > > > Jerom Maas > > ------------------------------------------------------------------------ > *Van:* Marcus Müller <marcus.muel...@ettus.com> > *Verzonden:* woensdag 18 maart 2020 16:40:25 > *Aan:* Jerom Maas - LR; Müller, Marcus (CEL); discuss-gnuradio@gnu.org > *Onderwerp:* Re: BladeRF 2 in GRC3.8 > > Hi Jerom, > > now under Ubuntu 18.04: > > On 18.03.20 13:45, Jerom Maas - LR wrote: >> Hello Marcus, >> >> first of all, I hope that this email reaches you in good health. Thanks >> for your answer. I've tried to work as cautiously as possible, but it >> seems that I still have trouble installing gr-osmosdr. I hope that you >> can help me connecting the last dots. >> >> I install GRC using the ppa: >> $ sudo add-apt-repository ppa:gnuradio/gnuradio-releases >> $ sudo apt-get update >> $ sudo apt install gnuradio >> >> I install LibbladeRF using the ppa: >> $ sudo add-apt-repository ppa:bladerf/bladerf > > yep, works now. They simply don't have any packages for modern Ubuntu. > >> $ sudo apt-get update >> $ sudo apt-get install bladerf >> $ sudo apt-get install libbladerf-dev >> >> Then I've installed two libraries for OsmoSDR: >> $ sudo apt update >> $ sudo apt install libosmosdr-dev >> $ sudo apt-get install librtlsdr-dev >> > > That's superfluous unless you want to use the RTL SDR or the very rare > OsmoSDR hardware. > >> After this, it's time to follow the instructions on >> https://urldefense.proofpoint.com/v2/url?u=https-3A__osmocom.org_projects_gr-2Dosmosdr_wiki-23Automated-2Dinstallation&d=DwID-g&c=XYzUhXBD2cD-CornpT4QE19xOJBbRy-TBPLK0X9U2o8&r=FxwOwDihISw27IZqIUL77cVHQ03qpclxjfkd7WoRAZ8&m=jWgz9H_OAI5vUCXhyheDS8b0H2GHTFWhw6LgbrHD1cM&s=kxBwYPhcMKvGKJtjlI_daFelK6EwoIGN5jr8lWwOg08&e= > >> For this, I've used cmake version 3.15.2. > > How did you install that? I'm doing > > wget -O - > https://urldefense.proofpoint.com/v2/url?u=https-3A__apt.kitware.com_keys_kitware-2Darchive-2Dlatest.asc&d=DwID-g&c=XYzUhXBD2cD-CornpT4QE19xOJBbRy-TBPLK0X9U2o8&r=FxwOwDihISw27IZqIUL77cVHQ03qpclxjfkd7WoRAZ8&m=jWgz9H_OAI5vUCXhyheDS8b0H2GHTFWhw6LgbrHD1cM&s=GGWuu7HQU7ffujQFF7f3U7CCcxPEPSrqA-I_eFtY14s&e= > > 2>/dev/null | sudo apt-key add - > sudo apt-add-repository 'deb > https://urldefense.proofpoint.com/v2/url?u=https-3A__apt.kitware.com_ubuntu_&d=DwID-g&c=XYzUhXBD2cD-CornpT4QE19xOJBbRy-TBPLK0X9U2o8&r=FxwOwDihISw27IZqIUL77cVHQ03qpclxjfkd7WoRAZ8&m=jWgz9H_OAI5vUCXhyheDS8b0H2GHTFWhw6LgbrHD1cM&s=ZXBFwwgfnw5kQCmPGqoKIaL2Wlrabeh5n84q-fRsQLE&e= > > bionic main' > > to get the official CMake packages from kitware, but that gives me 3.16, > so you've got some strange third party installation (?). > >> $ git clone git://git.osmocom.org/gr-osmosdr >> $ cd gr-osmosdr/ >> $ mkdir build >> $ cd build/ >> $ cmake ../ > > Works! And lists BladeRF as enabled component. > >> After this, I try to do: >> $ make > > THIS (not later) is the point where I get the linking error. > That makes a difference; I was assuming some run-time linker/.so loader > ambiguity, but this simply means gr-osmosdr's CMake scripts aren't > checking for all they need (maybe that's GNU Radio's fault due to > changing quite a bit of CMake infrastructure lately, I don't know). > I should've read more diligently, though; your error message says > "make", so I shouldn't have guessed it's make install :) > > However, easy to solve: > > sudo apt install liborc-0.4-dev > > After that, `make` runs through without issue. > >> $ sudo make install >> $ sudo ldconfig >> >> But this is where I meet my error: >> >> make[2]: *** No rule to make target >> '/usr/lib/x86_64-linux-gnu/liborc-0.4.so', needed by >> 'lib/libgnuradio-osmosdr.so.0.2.0.0'. Stop. >> CmakeFiles/Makefile2:177: recipe for target >> 'lib/CMakeFiles/gnuradio-osmosdr.dir/all' failed >> make[1]:*** [lib/CMakeFiles/gnuradio-osmosdr.dir/all] Error 2 >> Makefile:140: recipe for target 'all' failed >> make: *** [all] Error 2 >> >> I've read that this means that '/usr/lib/x86_64-linux-gnu/liborc-0.4.so' >> is not found on my computer, which is indeed the case. In that folder, I >> do have the files: >> liborc-0.4.so.0 > > .... that is confusing. There should be no liborc* whatsoever in there > unless you've installed it. > > So, I'm putting my bets on future problems here on conflicting > installations. Make sure you don't have conflicting installations if it > doesn't work after installing liborc-0.4-dev > >> So I decided to do a simple hack, and copied liborc-0.4.so.0 to a new >> file with the expected name: >> $ cd /usr/lib/x86_64-linux-gnu/ >> $ sudo cp liborc-0.4.so.0 liborc-0.4.so > > uuuh this probably works? Maybe? I don't recommend it. It's unclear > where your liborc-0.4.so.0 comes from if liborc isn't installed. > >> When I go back to the previous terminal, it is found that 'make' does >> not provide any errors anymore, and 'make install' and 'ldconfig' also >> work. And when I open GRC, I can find the Osmocom source and sink >> blocks, which are the ones that I need. So that's good. >> >> BUT >> when I run my GRC flowchart, I get a python error: >> ModuleNotFoundError: No module named 'osmosdr' >> >> I've spent some time trying to solve this, but I'm not getting any >> further. I guess that my little hack of renaming liborc was problematic, >> but then I wouldn't know where to find the original file. > > Yeah, dropping in random versions of libraries via symlinks has the > potential to do that. > However, here, it's most likely you should have run > > cmake -DCMAKE_INSTALL_PREFIX=/usr .. > > instead of `cmake ..`, because otherwise the python libraries simply get > installed into /usr/local/..., and Python doesn't look there. > > > Best regards, > Marcus
