Re: [Discuss-gnuradio] Linker error

[Josh Blum]

On 07/10/2013 11:30 AM, Weigel, Sebastian wrote:
> Hi GNURadio-Community,
> 
> I tried to install GNU-Radio 3.7 on Ubuntu 13.04. After getting all the 
> dependencies with the instructions from 
> http://gnuradio.org/redmine/projects/gnuradio/wiki/UbuntuInstall "cmake" 
> worked,
> but when I tried "make" I got an error message:
> 

You cant be the only one who has compiled 3.7 w/ 13.04. Anyone else have
success w/ 13.04. Unfortunately I have not upgraded my system yet :-)

If 13.04 gcc is really going to complain like this: recompile with -fPIC
, then FWIW, the CMakeLists.txt could look like this to fix the issue:
https://github.com/guruofquality/Theron/blob/master/TheronSetup.cmake#L40

-josh

> Scanning dependencies of target _pmt_swig
> [ 12%] Building CXX object 
> gnuradio-runtime/swig/CMakeFiles/_pmt_swig.dir/pmt_swigPYTHON_wrap.cxx.o
> /home/gs/code/gnuradio-3.7.0/gnuradio-runtime/swig/pmt_swigPYTHON_wrap.cxx: 
> In function 'void SWIG_InitializeModule(void*)':
> /home/gs/code/gnuradio-3.7.0/gnuradio-runtime/swig/pmt_swigPYTHON_wrap.cxx:41174:21:
>  warning: statement has no effect [-Wunused-value]
> Linking CXX shared module _pmt_swig.so
> /usr/bin/ld: /usr/local/lib/libpython2.7.a(abstract.o): relocation 
> R_X86_64_32S against `_Py_NotImplementedStruct' can not be used when making a 
> shared object; recompile with -fPIC
> /usr/local/lib/libpython2.7.a: could not read symbols: Bad value
> collect2: error: ld returned 1 exit status
> make[2]: *** [gnuradio-runtime/swig/_pmt_swig.so] Error 1
> make[1]: *** [gnuradio-runtime/swig/CMakeFiles/_pmt_swig.dir/all] Error 2
> make: *** [all] Error 2
> 
> I attached the cmake-messages as a .txt-file. Do you know what is the reason 
> for the error and how it can be solved?
> 
> Thank you very much for your help!
> 
> Cheers,
> Sebastian
> 
> 
> 
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