[SciPy-user] Installing scipy with fftw in non-standard location

Nils Wagner nwagner at iam.uni-stuttgart.de
Tue Nov 21 10:25:04 CST 2006


On Tue, 21 Nov 2006 16:55:07 +0100
  Joris De Ridder <joris at ster.kuleuven.ac.be> wrote:
> 
> Thanks, George. This seemed to solve the problem of 
>finding the libraries:
> 
> fftw2_info:
>  libraries rfftw,fftw not found in /software/fftw-2.1.5/
>  libraries rfftw,fftw not found in 
>/software/fftw-2.1.5/include
>  FOUND:
>    libraries = ['rfftw', 'fftw']
>    library_dirs = ['/software/fftw-2.1.5/lib']
>    define_macros = [('SCIPY_FFTW_H', None)]
>    include_dirs = ['/software/fftw-2.1.5/include']
> 
> I'm not sure that they're really included though. I 
>guess (nowhere documented)
> that I should be importing the FFTW functionality by
> 
>>>> from scipy.fftw import *
> 
> but there is no such (sub)module, only the standard 
>fftpack module. Hence my doubts...
> 
> Thanks anyway,
> Joris
> 
> 
> 
> 
> 
> On Tuesday 21 November 2006 15:46, George Nurser wrote:
>   [GN]: 
>   [GN]: On 21 Nov 2006, at 14:31, Joris De Ridder wrote:
>   [GN]: 
>   [GN]: >
>   [GN]: > Thanks, Stefan, for your answer. I'm afraid, 
>though, it didn't  
>   [GN]: > solve the problem.
>   [GN]: > Following your example, I tried a few more 
>examples/combinations  
>   [GN]: > but the setup
>   [GN]: > script always states that
>   [GN]: >
>   [GN]: > fft_opt_info:
>   [GN]: > fftw3_info:
>   [GN]: >   libraries fftw3 not found in 
>/software/Python-2.5/lib
>   [GN]: >   libraries fftw3 not found in /usr/local/lib
>   [GN]: >   libraries fftw3 not found in /usr/lib
>   [GN]: >   fftw3 not found
>   [GN]: >   NOT AVAILABLE
>   [GN]: >
>   [GN]: > fftw2_info:
>   [GN]: >   libraries rfftw,fftw not found in 
>/software/Python-2.5/lib
>   [GN]: >   libraries rfftw,fftw not found in 
>/usr/local/lib
>   [GN]: >   libraries rfftw,fftw not found in /usr/lib
>   [GN]: >   fftw2 not found
>   [GN]: >   NOT AVAILABLE
>   [GN]: >
>   [GN]: > dfftw_info:
>   [GN]: >   libraries drfftw,dfftw not found in 
>/software/Python-2.5/lib
>   [GN]: >   libraries drfftw,dfftw not found in 
>/usr/local/lib
>   [GN]: >   libraries drfftw,dfftw not found in /usr/lib
>   [GN]: >   dfftw not found
>   [GN]: >   NOT AVAILABLE
>   [GN]: >
>   [GN]: > djbfft_info:
>   [GN]: >   NOT AVAILABLE
>   [GN]: >
>   [GN]: >   NOT AVAILABLE
>   [GN]: >
>   [GN]: >
>   [GN]: > Apparently, it ignored my pointer to the FFTW 
>lib/include directories.
>   [GN]: >
>   [GN]: > As you perhaps guessed, I am trying to build
>   [GN]: > Python2.5 + Atlas + Lapack + Numpy 1.0 + FFTW 
>+ scipy
>   [GN]: > on a Suse Linux machine without root password. 
>Hence my non- 
>   [GN]: > standard directories.
>   [GN]: > I got everything else working, only FFTW seems 
>to fail.
>   [GN]: >
>   [GN]: > Any other help is still much appreciated!
>   [GN]: >
>   [GN]: > Cheers,
>   [GN]: > Joris
>   [GN]: 
>   [GN]: I resorted to setting the environmental variable 
>FFTW to the fftw  
>   [GN]: directory; that is to the directory holding the 
>include and lib fftw  
>   [GN]: subdirectories.
>   [GN]: 
>   [GN]: This does seem to work
>   [GN]: 
>   [GN]: --George.
>   [GN]: 
>   [GN]: 
>   [GN]: 
>   [GN]: _______________________________________________
>   [GN]: SciPy-user mailing list
>   [GN]: SciPy-user at scipy.org
>   [GN]: 
>http://projects.scipy.org/mailman/listinfo/scipy-user
>   [GN]: 
> 
> Disclaimer: 
>http://www.kuleuven.be/cwis/email_disclaimer.htm
> 
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There is also an active ticket

http://projects.scipy.org/scipy/numpy/ticket/73

concerning site.cfg.
  
Nils



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