This should be resolved now in the PPA for Ubuntu 20.04 - thanks to Paul coming up with the correct naming structure for the package!
Josh On Thu, Jul 16, 2020 at 9:06 AM Paul Boven <p.bo...@xs4all.nl> wrote: > Hi everyone, > > Ubuntu 20.04 (Focal) ships with GNU Radio 3.8.1.0~rc1-2build2. I have > added the gnuradio-releases PPA on my machine, assuming that it would > get me the slightly newer release version of 3.8.1.0. However, after > adding the PPA, the Ubuntu provided release candidate version still gets > installed, not the PPA version. > > apt policy gnuradio: > Installed: 3.8.1.0~rc1-2build2 > Candidate: 3.8.1.0~rc1-2build2 > Version table: > *** 3.8.1.0~rc1-2build2 500 > 500 http://nl.archive.ubuntu.com/ubuntu focal/universe amd64 > Packages > 100 /var/lib/dpkg/status > 3.8.1.0~gnuradio~focal-1 500 > 500 http://ppa.launchpad.net/gnuradio/gnuradio-releases/ubuntu > focal/main amd64 Packages > > So the package is seen as available, but the OS prefers the rc1 version. > Is this because the version number string is considered 'higher' > alphabetically than the version string of the PPA version? > (3.8.1.0~rc1-2build2 against 3.8.1.0~gnuradio~focal-1). Did we get the > naming or version numbering convention wrong in the PPA? > > After some research, I managed to install the PPA version: > sudo apt install gnuradio=3.8.1.0~gnuradio~focal-1 > > This fails at first, because all of the Ubuntu provided gnuradio library > packages have 3.8.1.0 in their name, whereas the PPA packages don't - so > they are not seen as up/downgrades, and instead, massive file conflicts > ensue. These can be resolved by first removing the gnuradio package, and > all its dependencies, and then installing the gnuradio from the PPA. > This will then pull in all the dependencies from the PPA as well. > > But on the next 'apt upgrade', the PPA version will be replaced again by > the OS version (causing the same level of mayhem), unless I start > pinning stuff. > > (I don't particularly need anything that's in the release version, > versus the release candidate version, as far as I know - I was just > surprised that when switching to this PPA, I didn't actually get the > release version and had to investigate). > > Regards, Paul Boven. > >
