:) Yeah, I mean, virtualenvs kind of do the same as pybombs does, so if you're used to these, by all means: that's the way to go ;)
On Wed, 2018-08-15 at 13:11 +0200, Roland Schwarz wrote: > Hi Marcus! > > first things first: Thank you for your helpful post! > > Am 2018-08-14 um 21:31 schrieb Müller, Marcus (CEL): > > ... are best submitted to > > https://github.com/gnuradio/gr-recipes/issues > > to Pybombs itself: > > https://github.com/gnuradio/pybombs/issues/ > > Ok, did it. Will see what happens. > > ... > > > sudo apt install gnuradio-dev > > > > should do that. You can also install all the tools necessary to build > > GNU Radio (but my wild guess is this does nothing new, so try it): > > > > sudo apt build-dep gnuradio > > > > For me build-dep gave a quite long list - interesting. Also, although I > have successfully running gnuradio and gnuradio-dev it wanted to pull in > something (jack related) that did not install smoothly (I fixed it with > the help of aptitude). > > The following steps worked almost without issues. I had no problem with > finding the gr-filter (at least there were no complaints during config), > but I had a small problem during compile, due to some int to char > conversion errors. (You should not initialize a char with 0xff, better > use '\xff'.) > > Since in a later step you are suggesting a script to source some > env-vars I'd rather suggest to use virtualenv and virtualenvwrapper, > since I find myself often coding in python. > > So I did the following > > mkdir build > > cd build > > mkvirtualenv gr-op25 > cmake -DCMAKE_INSTALL_PREFIX=$VIRTUAL_ENV > > > make -j4 #-j4 is for four parallel compilations > > make install # doesn't need sudo if the prefix is writable by you > > > > then I add the following to > $VIRTUAL_ENV/bin/postactivate > > #!/bin/bash > # This hook is sourced after this virtualenv is activated. > > export OLD_LD_LIBRARY_PATH=$LD_LIBRARY_PATH > export LD_LIBRARY_PATH=$VIRTUAL_ENV/lib:$LD_LIBRARY_PATH > export OLD_GRC_BLOCKS_PATH=$GRC_BLOCKS_PATH > export GRC_BLOCKS_PATH=$VIRTUAL_ENV/share/gnuradio/grc/blocks > > and the following to > $VIRTUAL_ENV/bin/predeactivate > > #!/bin/bash > # This hook is sourced before this virtualenv is deactivated. > > export LD_LIBRARY_PATH=$OLD_LD_LIBRARY_PATH > unset OLD_LD_LIBRARY_PATH > export GRC_BLOCKS_PATH=$OLD_GRC_BLOCKS_PATH > unset OLD_GRC_BLOCKS_PATH > > Now one can just type > > workon gr.op25 > gnuradio-companion > > And later when needing another env, either > workon somethinother > > or just > > deactivate > > > Tadaaa! > > So thank you again for having got me started! > > P.S. The *activate scripts can also be set on a global (user-global) > level. This should come handy when one needs to purge and recreate > environments more often. > > Best regards, > Roland >
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