From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Date: Tue, 5 Feb 2019 22:09:40 +0100
Subject: [Buildroot] [PATCH v4 17/17] package/liquid-dsp: drop support
 for fftw-double and fftw-long-double
In-Reply-To: <1548078671-63318-17-git-send-email-gwenj@trabucayre.com>
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To: buildroot@busybox.net

Hello,

On Mon, 21 Jan 2019 14:51:11 +0100
Gwenhael Goavec-Merou <gwenj@trabucayre.com> wrote:

> From: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
> 
> From: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
> 
> liquid-dsp has the following code:
> #if HAVE_FFTW3_H && !defined LIQUID_FFTOVERRIDE
> #   include <fftw3.h>
> #   define FFT_PLAN             fftwf_plan
> #   define FFT_CREATE_PLAN      fftwf_plan_dft_1d
> #   define FFT_DESTROY_PLAN     fftwf_destroy_plan
> #   define FFT_EXECUTE          fftwf_execute
> #   define FFT_DIR_FORWARD      FFTW_FORWARD
> #   define FFT_DIR_BACKWARD     FFTW_BACKWARD
> #   define FFT_METHOD           FFTW_ESTIMATE
> #else
> #   define FFT_PLAN             fftplan
> #   define FFT_CREATE_PLAN      fft_create_plan
> #   define FFT_DESTROY_PLAN     fft_destroy_plan
> #   define FFT_EXECUTE          fft_execute
> #   define FFT_DIR_FORWARD      LIQUID_FFT_FORWARD
> #   define FFT_DIR_BACKWARD     LIQUID_FFT_BACKWARD
> #   define FFT_METHOD           0
> #endif
> 
> So, if it uses the external fftw library, it can only use the fftwf
> variant, i.e the fftw-single variant. Otherwise, it uses its internal
> FFT library.
> 
> There is no way for liquid-dsp to use fftw-double or fftw-long-double.
> 
> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
> Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
> ---
>  package/liquid-dsp/liquid-dsp.mk | 10 ----------
>  1 file changed, 10 deletions(-)

Applied to master, thanks. I have applied *before* all other patches,
because it's really a preparation fix that is useful independently from
the rest of the FFTW rework.

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com