[MacPorts] #64849: backport fftw3-setup.py.patch from py-aubio

[MacPorts]

#64849: backport fftw3-setup.py.patch from py-aubio
--------------------------------------------+--------------------
 Reporter:  aeiouaeiouaeiouaeiouaeiouaeiou  |      Owner:  (none)
     Type:  enhancement                     |     Status:  new
 Priority:  Normal                          |  Milestone:
Component:  ports                           |    Version:
 Keywords:                                  |       Port:  aubio
--------------------------------------------+--------------------
 On my 10.8 system I tried to use this patch: https://github.com/macports
 /macports-ports/blob/70fcb61651cc76ad22fb8c0bca23cdad3eccc1f0/python/py-
 aubio/files/fftw3-setup.py.patch

 For some reason the compiler keeps looking for the vDSP_DCT function in
 the files:


 {{{
 [ 53/231] Compiling src/io/source_sndfile.c
 19:43:00 runner ['/usr/bin/clang', '-g', '-Wall', '-Wextra', '-O2',
 '-pipe', '-Os', '-arch', 'x86_64', '-fPIC', '-Isrc', '-I../src',
 '-I../../../../../../../../include/opus', '-DHAVE_CONFIG_H=1',
 '-DAUBIO_PREFIX="/opt/local"', '-DPACKAGE="aubio"',
 '../src/io/source_sndfile.c', '-c', '-o/opt/local/var/macports/build
 /_Users_user_macports-
 ports_audio_aubio/aubio/work/aubio-0.4.9/build/src/io/source_sndfile.c.1.o',
 '-I/opt/local/include']
 ../src/spectral/dct_accelerate.c:51:14: warning: implicit declaration of
 function 'vDSP_DCT_CreateSetup' is invalid in C99 [-Wimplicit-function-
 declaration]
   s->setup = vDSP_DCT_CreateSetup(NULL, (vDSP_Length)size, vDSP_DCT_II);
              ^
 ../src/spectral/dct_accelerate.c:51:60: error: use of undeclared
 identifier 'vDSP_DCT_II'
   s->setup = vDSP_DCT_CreateSetup(NULL, (vDSP_Length)size, vDSP_DCT_II);
                                                            ^
 ../src/spectral/dct_accelerate.c:52:63: error: use of undeclared
 identifier 'vDSP_DCT_III'; did you mean 'vDSP_DFT_zop'?
   s->setupInv = vDSP_DCT_CreateSetup(NULL, (vDSP_Length)size,
 vDSP_DCT_III);
                                                               ^~~~~~~~~~~~
                                                               vDSP_DFT_zop
 /System/Library/Frameworks/vecLib.framework/Headers/vDSP.h:8029:6: note:
 'vDSP_DFT_zop' declared here
 void vDSP_DFT_zop(
      ^
 ../src/spectral/dct_accelerate.c:52:15: warning: incompatible integer to
 pointer conversion assigning to 'vDSP_DFT_Setup' (aka 'struct
 vDSP_DFT_SetupStruct *') from 'int' [-Wint-conversion]
   s->setupInv = vDSP_DCT_CreateSetup(NULL, (vDSP_Length)size,
 vDSP_DCT_III);
               ^
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 ../src/spectral/dct_accelerate.c:74:3: warning: implicit declaration of
 function 'vDSP_DCT_Execute' is invalid in C99 [-Wimplicit-function-
 declaration]
   vDSP_DCT_Execute(s->setup, (const float *)input->data, (float
 *)output->data);
   ^
 3 warnings and 2 errors generated.
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/64849>
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