[gmx-users] How to install FFTW 3.2.2

[Justin A. Lemkul]

afsaneh maleki wrote:
> Hi,
>  
> To compile a single-precision version of the libraries and install FFTW 
> version 3.2.
>  
> I followed the steps 
> inhttp://www.gromacs.org/Downloads/Installation_Instructions#Prerequisites 
> <http://www.gromacs.org/Downloads/Installation_Instructions#Prerequisites> .
>  
> my  computer characteristics:
> Root at …fftw-3.2.2]# uname -a
> Linux localhost.localdomain 2.6.31.5-127.fc12.i686.PAE #1 SMP Sat Nov 7 
> 21:25:57 EST 2009 i686 i686 i386 GNU/Linux
>  
> I used the following command:
> Root at …fftw-3.2.2]# ./configure --enable-threads --enable-float 
> --enable-sse
> Root at …fftw-3.2.2]make
>  
> I get these errors:
>  
> make[3]: Leaving directory `/home/afsaneh/m/fftw-3.2.2/tools'
> make[2]: Leaving directory `/home/afsaneh/m/fftw-3.2.2/tools'
> Making all in m4
> make[2]: Entering directory `/home/afsaneh/m/fftw-3.2.2/m4'
> make[2]: Nothing to be done for `all'.
> make[2]: Leaving directory `/home/afsaneh/m/fftw-3.2.2/m4'
> make[1]: Leaving directory `/home/afsaneh/m/fftw-3.2.2'
>  

These are not errors.  These statements are normal.

> I used "make distclean" and try to configure again with.
>  
>  
> Root at …fftw-3.2.2]#./configure --enable-threads --enable-float 
> --enable-sse --disable-shared
>  
>  
> Root at …fftw-3.2.2]#./configure --enable-threads --enable-float 
> --enable-sse --enable-shared
>  
>  
> Root at …fftw-3.2.2]#./configure --enable-threads --enable-float 
> --enable-sse --with-pic
>  
> Root at …fftw-3.2.2]#./configure --enable-threads --enable-float 
> --enable-shared
> Root at …fftw-3.2.2]#./configure --enable-threads --enable-float --with-pic
>  
> I get the same errors during FFTW version 3.2.2 compilation (the "make" 
> step) as above.
>  
> What commands are useful for compiling FFTW version 3.2.2 on my computer?
> 

Try again from the start with your original command.  It looks like it worked 
fine.  If you get an error, it will actually print "error" to the terminal.

-Justin

-- 
========================================

Justin A. Lemkul
Ph.D. Candidate
ICTAS Doctoral Scholar
MILES-IGERT Trainee
Department of Biochemistry
Virginia Tech
Blacksburg, VA
jalemkul[at]vt.edu | (540) 231-9080
http://www.bevanlab.biochem.vt.edu/Pages/Personal/justin

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