[gmx-users] install woe: Cannot find fftw3f library (Cygwin Bash)

Mark Abraham Mark.Abraham at anu.edu.au
Mon May 29 09:42:56 CEST 2006

Ralf B. Lukner wrote:
> During the ./configure of gromacs on my Cygwin Bash Shell, I get the 
> following error:
> configure: error: Cannot find fftw3f library
> I have installed fftw3, but evidently not to the satisfaction of 
> gromacs.  I put the fftw3.h in usr/local/include, and that enabled me to 
> make it past the fftw3.h.  I put the libfftw3*.dll's in user/local/lib, 
> but maybe that's not where they go.  The fftw site acts like there is 
> nothing special to installing fftw (just download and unzip).

Read the mailing list archives. I posted a howto for Cygwin and gromacs 
a month or two back. In short, you need to do a source install of fftw3 
to get --enable-float (or something), and not use the Cygwin fftw3 package.


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