[Pw_forum] FFTW in PWscf?

[Nicola Marzari]

Dear Tran,

It's using the FFTW distributed with pwscf (2.1.3 ?).

This is usually very good - if you know where your fftw has been
installed, you can specify that directly in the make.sys.

			nicola


Ha, Tran Van wrote:
> Dear PWscf Users,
> When I compile PWscf by a simple ./configure, then I get:
>  
> The following libraries have been found:
> BLAS_LIBS= -lmkl_ia32
> LAPACK_LIBS= -lmkl_ia32
> FFT_LIBS=
> Please check if this is what you expect.
> 
> It seems to be not detected FFT_Lib?
> Then I make all, I get binaries with them I tested examples and the 
> results are in good agreement with output in refference but I don't know 
> FFTW is still missing in the binaries or using a FFTW version of the 
> PWscf code instead?
> How to correct this?


-- 
---------------------------------------------------------------------
Prof Nicola Marzari   Department of Materials Science and Engineering
13-5066   MIT   77 Massachusetts Avenue   Cambridge MA 02139-4307 USA
tel 617.4522758 fax 2586534 marzari at mit.edu http://quasiamore.mit.edu