Re: [Discuss-gnuradio] [gnuradio 3.5.0] libgnuradio-core.so: undefined reference to `fftwf_free'

[Alexandru Csete]

Remove the manually installed fftw, reinstall libfftw3-dev and try to
build. It should work just fine.
If you want to install all optional dependencies see here:
http://gnuradio.org/redmine/projects/gnuradio/wiki/UbuntuInstall#Natty-Narwhal-1104

Alex

On Tue, Dec 27, 2011 at 10:41 AM, klo uo <address@hidden> wrote:
> Hello,
>
> I'm on Ubuntu 11.04 32bit
>
> I downloaded gnuradio source (3.5.0), read about reqs then started
> installation process
>
> ./configure went fine and I run `make`
>
> After 15min I got error about undefined references from FFT
>
> I had installed 'libfftw3' and 'libfftw3-dev' 3.2.2 with Synaptic, but have
> no idea if provided packages fulfilled some requirements mentioned in
> README: --enable-single --enable-shared configure options.
>
> So I removed 'libfftw3-dev' and downloaded FFTW 3.3 source. Build it with
> mentioned switches with --prefix=$HOME/.local, so installation ended in:
>
> ~/.local/lib and ~/.local/include
>
> as fftw3 configure command was:
>
> ./configure --enable-single --enable-shared --enable-sse2
> --prefix=$HOME/.local
>
> Now I extracted fresh from gnuradio archive again, then run:
>
> FFTW3F_LIBS=$HOME/.local/lib FFTW3F_INCLUDEDIR=$HOME/.local/include
> ./configure
>
> everything went fine and I run `make`
>
> Unfortunately I still get the same error:
>
> ========================================
> make[8]: Entering directory
> `/home/klonuo/src/gnuradio-3.5.0/gnuradio-core/src/lib'
> /bin/bash ../../../libtool --tag=CXX   --mode=link g++ -g -O2  -Wall
> -Woverloaded-virtual -pthread   -o gnuradio-config-info
> gnuradio-config-info.o libgnuradio-core.la -L/usr/lib
> -lboost_program_options-mt -lboost_filesystem-mt -lltdl
> libtool: link: g++ -g -O2 -Wall -Woverloaded-virtual -pthread -o
> .libs/gnuradio-config-info gnuradio-config-info.o
> ./.libs/libgnuradio-core.so -L/usr/lib -lboost_program_options-mt
> -lboost_filesystem-mt /usr/lib/libltdl.so -pthread -Wl,-rpath
> -Wl,/home/klonuo/.local/lib
> ./.libs/libgnuradio-core.so: undefined reference to `fftwf_free'
> ./.libs/libgnuradio-core.so: undefined reference to `fftwf_malloc'
> ./.libs/libgnuradio-core.so: undefined reference to `fftwf_execute'
> ./.libs/libgnuradio-core.so: undefined reference to `fftwf_plan_dft_c2r_1d'
> ./.libs/libgnuradio-core.so: undefined reference to
> `fftwf_import_wisdom_from_file'
> ./.libs/libgnuradio-core.so: undefined reference to
> `fftwf_export_wisdom_to_file'
> ./.libs/libgnuradio-core.so: undefined reference to `fftwf_plan_dft_1d'
> ./.libs/libgnuradio-core.so: undefined reference to `fftwf_plan_dft_r2c_1d'
> ./.libs/libgnuradio-core.so: undefined reference to `fftwf_destroy_plan'
> collect2: ld returned 1 exit status
> ========================================
>
> As I don't know what else could be problem I thought to ask for help
>
> Thanks
>
>
> _______________________________________________
> Discuss-gnuradio mailing list
> address@hidden
> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>