[Clfs-dev] CBLFS - query about pages Liba52 / DJBFFT

[wwh04660 at ucmo.edu]

On Sep 13, 2008, at 8:24 PM, db m wrote:

> Greets,
>
> In CBLFS, we list DJBFFT as an optional package to the Liba52 build.
>
> [ Note: I've not tested if liba52 benefits from djbfft routines or  
> not. ]
>
>
> DJBFFT ;
>
> Following the instructions in CBLFS for this package results in ;
>
>  /usr/lib{32, 64}/djbfft.a
>
> /usr/include/{complex4.h, fftc4.h, fftfreq.h, fftr8.h, real8.h,  
> complex8.h, fftc8.h, fftr4.h, real4.h}
>
> According to the djbfft homepage, this perhaps would be in error  
> (for the headers), quote;
>
> "Now you can use djbfft in your programs by compiling with -I/usr/ 
> local/djbfft/include
> and linking with /usr/local/djbfft/lib/djbfft.a."
>
> Perhaps the djbfft headers should be installed in   '/usr/include/ 
> djbfft/'  or such??
>
>
> At any rate.....
>
>
> Liba52 ;
>
> The configure option for liba52 to include djbfft support is ;
>
> --enable-djbfft
>
> ....how-so-ever, this will result in the liba52 build trying to link  
> against the shared_lib target ;
>
> -ldjbftt
>
> ....which of course won't happen, as the djbfft build only results  
> in the static_lib djbfft.a
>
>
> Now, I searched the tomes and came up with this wiki discussion  
> about the
> so-called 'Bernstein controversy' ;
>
> http://en.wikipedia.org/wiki/Talk:FFTW
>
>
> This makes me question the appropriateness/correctness of including  
> DJBFFT as being
> an 'optional' package to the Liba52 library build at all.
>
> Comments anyone?
>
>
> Regards,
>
> Don
>
> Enter today! Win a Hotmail Go-Kart to race at Bathurst.

I got a comment,

   Would you like to be our proof reader and super duper link checker?  
I mean this in most sincere regard.

-William
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