Marcus, the repo at https://github.com/giladbeeri/gr-uhd-link-test is a bootstrapped OOT module with basically nothing but a simple block that has a single uhd::time_spec_t member.
I can reproduce the linking problem with this repo and a clean GR 3.7.12 (from master) install using pybombs. Do you mind having a look? On Tue, Jun 19, 2018 at 2:47 PM Müller, Marcus (CEL) <muel...@kit.edu> wrote: > add a "message ()" directive that prints the GNURADIO_ALL_LIBRARIES > that is actually used in your lib/CMakeLists.txt. If that is wrong: > > Move your OOT's cmake/Modules/* out of the way – I do not endorse the > fact that we're distributing copies of all the GNU Radio CMake scripts > with our OOT template, as these might outdate locally. > > I must admit I don't have an OOT where I test gr-uhd linkage myself. > > Best regards, > Marcus > > On Tue, 2018-06-19 at 14:42 +0300, Gilad Beeri (ApolloShield) wrote: > > I've done "rm -rf build/*" and "pushd build; cmake ../; and make -j7; > and make install; popd" ~ 50 times since yesterday :) > > > > Any suggestions for debugging it? > > > > On Tue, Jun 19, 2018 at 2:33 PM Müller, Marcus (CEL) <muel...@kit.edu> > wrote: > > > I must admit this is surprising to me, as the line of code where > > > LIBS=... is printed is pretty integrally coupled to the line that > > > specifies what GNURADIO_ALL_LIBRARIES is. Maybe CMake got confused? > > > I know this is kind of a "haveyoutriedturningitoffandonagain" answer, > > > but have you tried completely rm'ing your build/ directory and letting > > > CMake run anew? > > > > > > Best regards, > > > Marcus > > > > > > :e ../cmake/Modules/FindG On Tue, 2018-06-19 at 14:19 > +0300, > > > Gilad Beeri (ApolloShield) wrote: > > > > I have a similar problem as described in > https://lists.gnu.org/archive/html/discuss-gnuradio/2015-05/msg00195.html. > > > > > > > > When I try to run tests (with Python), I get: > > > > > > > > Traceback (most recent call last): > > > > File "python/myblock.py", line 12, in <module> > > > > from myproj.myproj_swig import mitigation_source > > > > File > "/home/user/gr/lib/python2.7/site-packages/myproj/myproj_swig.py", line 28, > in <module> > > > > _myproj_swig = swig_import_helper() > > > > File > "/home/user/gr/lib/python2.7/site-packages/myproj/myproj_swig.py", line 24, > in swig_import_helper > > > > _mod = imp.load_module('_myproj_swig', fp, pathname, description) > > > > ImportError: /home/user/gr/lib/libgnuradio-myproj-1.0.0git.so.0.0.0: > undefined symbol: _ZN3uhd11time_spec_tC1Eld > > > > > > > > > > > > I did add "UHD" to the line starting with > "set(GR_REQUIRED_COMPONENTS" (in my root CMakeLists.txt) so I get the > output of > > > > > > > > Checking for GNU Radio Module: UHD > > > > -- Checking for module 'gnuradio-uhd' > > > > -- Found gnuradio-uhd, version 3.7.11.1-as > > > > * INCLUDES=/home/user/gr/include > > > > * > LIBS=/home/user/gr/lib/libgnuradio-uhd.so;/home/user/gr/lib/libgnuradio-runtime.so;/home/user/gr/lib/libgnuradio-pmt.so;/usr/lib/liblog4cpp.so > > > > -- Found GNURADIO_UHD: > /home/user/gr/lib/libgnuradio-uhd.so;/home/user/gr/lib/libgnuradio-runtime.so;/home/user/gr/lib/libgnuradio-pmt.so;/usr/lib/liblog4cpp.so > > > > > GNURADIO_UHD_FOUND = TRUE > > > > > > > > I also have in my lib/CMakeLists.txt file ${GNURADIO_ALL_LIBRARIES} > in both target_link_libraries() lists. > > > > > > > > I have "#include <uhd/types/time_spec.hpp>" in my header file. > > > > > > > > But for some reason, it doesn't seem to link gnuradio-uhd: > > > > > > > > readelf -d /home/user/gr/lib/libgnuradio-myproj-1.0.0git.so.0.0.0 > > > > > > > > 0x0000000000000001 (NEEDED) Shared library: > [libboost_system.so.1.58.0] > > > > 0x0000000000000001 (NEEDED) Shared library: > [libgnuradio-runtime-3.7.11.1-as.so.0.0.0] > > > > 0x0000000000000001 (NEEDED) Shared library: > [libgnuradio-pmt-3.7.11.1-as.so.0.0.0] > > > > 0x0000000000000001 (NEEDED) Shared library: > [liblog4cpp.so.5] > > > > 0x0000000000000001 (NEEDED) Shared library: > [libgnuradio-filter-3.7.11.1-as.so.0.0.0] > > > > 0x0000000000000001 (NEEDED) Shared library: > [libstdc++.so.6] > > > > 0x0000000000000001 (NEEDED) Shared library: [libm.so.6] > > > > 0x0000000000000001 (NEEDED) Shared library: > [libgcc_s.so.1] > > > > 0x0000000000000001 (NEEDED) Shared library: [libc.so.6] > > > > 0x000000000000000e (SONAME) Library soname: > [libgnuradio-myproj-1.0.0git.so.0.0.0] > > > > _______________________________________________ > > > > Discuss-gnuradio mailing list > > > > Discuss-gnuradio@gnu.org > > > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
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