[GEM-dev] single object compilation questions: Symbol not found: __ZN7GemBase14beforeDeletionEv

[Federico Camara Halac]

Ok, I figured out what was wrong by going through a related issue on the
pd-list. Details are on the github issue.

Cheers,

fd

On Sat, Aug 12, 2017 at 3:11 PM, Federico Camara Halac <camarafede at gmail.com
> wrote:

> Hello,
>
> I compiled a simple pix object and can't get pd to load it.
> (latest Pd test7 from upstream/master compiled for 32bit in OSX 10.11.6...)
>
> I get this error that I don't understand on pd log :
> ```
> /Users/federicocamarahalac/Documents/fd_lib/pix_fft/pix_fft.pd_darwin:
> dlopen(/Users/federicocamarahalac/Documents/fd_lib/pix_fft/pix_fft.pd_
> darwin,
> 10): Symbol not found: __ZN7GemBase14beforeDeletionEv
>   Referenced from: /Users/federicocamarahalac/
> Documents/fd_lib/pix_fft/pix_fft.pd_darwin
>   Expected in: flat namespace
>  in /Users/federicocamarahalac/Documents/fd_lib/pix_fft/pix_fft.pd_darwin
>
> ```
> This is the compilation:
> ```
> g++ -DPD -I "/usr/local/include/pd" -I "/Users/federicocamarahalac/Documents/Gem/src"
> -DUNIX
> -DMACOSX -I /sw/include -Wall -Wextra -Wshadow -Winline -Wstrict-aliasing
> -O3 -ffast-math -funroll-loops -fomit-frame-pointer -arch i386 -o
> pix_fft.o -c pix_fft.cpp
> ```
> And the linking:
> ```
> g++ -undefined suppress -flat_namespace -bundle -arch i386
> -o pix_fft.pd_darwin pix_fft.o /usr/local/lib/libfftw3f.a
> ```
> After compiling, I had no errors and two warnings:
> ```
> pix_fft.cpp:45:5: warning: field 'm_buffer' will be initialized after
> field 'm_bufsize' [-Wreorder]
>     m_buffer(0),
>     ^
> pix_fft.cpp:49:5: warning: field 'm_data' will be initialized after field
> 'm_bytemode' [-Wreorder]
>     m_data(0),
>     ^
> ```
>
> What am I doing wrong?
> I opened an issue on github about this as well: #149
> <https://github.com/umlaeute/Gem/issues/149>
>
> I would really appreciate feedback on this, let me know if you need more
> info.
>
> Thanks,
>
> Fede
>
> --
> http://fdch.github.io/tv
>



-- 
http://fdch.github.io/tv
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