[gmx-developers] Possible problems with findFFTW

Alexey Shvetsov alexxy at omrb.pnpi.spb.ru
Tue Dec 4 19:07:42 CET 2012


Christoph Junghans писал 04-12-2012 21:34:
> 2012/12/2 Alexey Shvetsov <alexxy at omrb.pnpi.spb.ru>:
>> Hi all!
>>
>> With tag 4.6-beta1 i noticed that on 64bit multilib systems gromacs 
>> trying
>> to find 32bit versions first and only then 64bit versions thats why 
>> it
>> failes
>>
>> -- Enabling SSE4.1 Gromacs acceleration, and it will help compiler
>> optimization.
>> -- Found PkgConfig: /usr/bin/pkg-config (found version "0.27.1")
>> -- checking for module 'fftw3f'
>> --   package 'fftw3f' not found
> Why is that fftw should have a pkg-config file. Can you run:
> $ pkg-config --libs fftw3f

It didnt find it. fftw version is 3.3.3

>
>
>> -- Looking for fftwf_plan_r2r_1d in /usr/lib32/libfftw3f.so
>> -- Looking for fftwf_plan_r2r_1d in /usr/lib32/libfftw3f.so - not 
>> found
>> CMake Error at cmake/FindFFTW.cmake:102 (message):
>>   Could not find fftwf_plan_r2r_1d in /usr/lib32/libfftw3f.so, take 
>> a look
>> at
>>   the error message in
>>
>> 
>> /var/tmp/portage/sci-chemistry/gromacs-4.6.9999/work/gromacs-4.6.9999_float/CMakeFiles/CMakeError.log
>>   to find out what went wrong.  If you are using a static lib (.a) 
>> make sure
>>   you have specified all dependencies of fftw3f in FFTWF_LIBRARY by 
>> hand
>>   (e.g.  -DFFTWF_LIBRARY='/path/to/libfftw3f.so;/path/to/libm.so') !
>> Call Stack (most recent call first):
>>   CMakeLists.txt:948 (find_package)
>>
>> I have both versions present on this system
>>
>> x201 ~ # ls -l  /usr/lib*/libfftw3f.so.3
>> lrwxrwxrwx 1 root root 18 May 25  2012 /usr/lib/libfftw3f.so.3 ->
>> libfftw3f.so.3.3.2
>> lrwxrwxrwx 1 root root 18 Nov  9 11:10 /usr/lib32/libfftw3f.so.3 ->
>> libfftw3f.so.3.2.4
>> lrwxrwxrwx 1 root root 18 May 25  2012 /usr/lib64/libfftw3f.so.3 ->
>> libfftw3f.so.3.3.2
>>
>> PS cmake version is 2.8.10.2
>>
>>
>> --
>> Best Regards,
>> Alexey 'Alexxy' Shvetsov
>> Petersburg Nuclear Physics Institute, NRC Kurchatov Institute, 
>> Gatchina,
>> Russia
>> Department of Molecular and Radiation Biophysics
>> Gentoo Team Ru
>> Gentoo Linux Dev
>> mailto:alexxyum at gmail.com
>> mailto:alexxy at gentoo.org
>> mailto:alexxy at omrb.pnpi.spb.ru
>> --
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>
>
>
> --
> Christoph Junghans
> Web: http://www.compphys.de

-- 
Best Regards,
Alexey 'Alexxy' Shvetsov
Petersburg Nuclear Physics Institute, NRC Kurchatov Institute, 
Gatchina, Russia
Department of Molecular and Radiation Biophysics
Gentoo Team Ru
Gentoo Linux Dev
mailto:alexxyum at gmail.com
mailto:alexxy at gentoo.org
mailto:alexxy at omrb.pnpi.spb.ru



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