Michael, Bastian Many thanks for your help, the macports method has worked perfectly and I now have a working gr-air-modes with the rtl-sdr dongle.
Alan On 23 Sep 2014, at 10:56, Michael Dickens <michael.dick...@ettus.com> wrote: > A few points regarding gr-air-modes on OSX: > > 0) "ldconfig" does not exist on OSX. Apple's DYLD manager "does the right > thing" most of the time without having to be told that new libraries are > available. One can tweak the DYLD manager behavior during runtime via > various DYLD_* variables < > https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/man1/dyld.1.html > > ... I encourage folks to set these variables just for a specific > execution, e.g,: > {{{ > DYLD_PRINT_LIBRARIES=1 /opt/local/bin/python2.7 > }}} > and so forth. Setting (e.g.) DYLD_LIBRARY_PATH to always include > /opt/local/lib is dangerous since generally a library knows which other > libraries it is linked to and it is those libraries that should be used, not > some identically named on that might not be ABI compatible. > > 1) I just added gr-air-modes to MacPorts < > https://trac.macports.org/changeset/125643 >, with a few patches to get > things going. I'll send a pull request to bistromath with the changes. This > port should be live by around 11 AM US/Eastern this morning. You'll want to > "sudo port sync" at a minimum; "sudo port selfupdate" is almost always better. > > 2) Because GNU Radio now links on OSX with some @rpath libraries, it's wise > to set the RPATH too, not just the INSTALL_NAME. > > ["rpath" == "runtime path"; instead of specifying the exact library location, > e.g. /opt/local/lib/libfoo.dylib, one uses the runtime path instead, e.g., > @rpath/libfoo.dylib . This, in theory, allows the libraries using @rpath to > be embedded within an application by setting the @rpath to be the absolute > path to where those libraries are actually located.] > > The addition is: > {{{ > if(APPLE) > if(NOT CMAKE_INSTALL_NAME_DIR) > set(CMAKE_INSTALL_NAME_DIR > ${CMAKE_INSTALL_PREFIX}/${GR_LIBRARY_DIR} CACHE > PATH "Library Install Name Destination Directory" FORCE) > endif(NOT CMAKE_INSTALL_NAME_DIR) > if(NOT CMAKE_INSTALL_RPATH) > set(CMAKE_INSTALL_RPATH > ${CMAKE_INSTALL_PREFIX}/${GR_LIBRARY_DIR} CACHE > PATH "Library Install RPath" FORCE) > endif(NOT CMAKE_INSTALL_RPATH) > if(NOT CMAKE_BUILD_WITH_INSTALL_RPATH) > set(CMAKE_BUILD_WITH_INSTALL_RPATH ON CACHE > BOOL "Do Build Using Library Install RPath" FORCE) > endif(NOT CMAKE_BUILD_WITH_INSTALL_RPATH) > endif(APPLE) > }}} > > Hope this helps! - MLD > > On Sep 23, 2014, at 7:51 AM, Bastian Bloessl <bloe...@ccs-labs.org> wrote: >> On 23 Sep 2014, at 13:19, Alan Woodward <alankeithwoodw...@gmail.com> wrote: >>> I am trying to build and use gr_air_modes built from >>> https://github.com/bistromath/gr-air-modes. But the command >>> >>> sudo ldconfig >>> >>> is not available on Mac 10.9.5. When I execute the modes_rx command I get >>> the following: >>> >>> sudo /usr/local/bin/modes_gui >>> Traceback (most recent call last): >>> File "/usr/local/bin/modes_gui", line 30, in <module> >>> import air_modes >>> ImportError: No module named air_modes >> >> Python cannot find find the module, so you might have to adapt you >> PYTHONPATH to include the folder where air_modes is installed (something >> like /usr/local/lib/python2.7/site-packages). Then you will most likely run >> into problems with shared libraries that can be fixed like this >> >> https://github.com/bastibl/gr-air-modes/commit/c1379fa5979fadd296e8be03634c1a561384b424 >> >> If you run it and it segfaults assert (with cmake) that you use the python >> libraries from port which are typically installed under /opt/local. By >> default it selects the libs from OS X. _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
