[gmx-users] problem with FFTW installation

sarbani chattopadhyay sarbani_c84 at rediffmail.com
Thu Nov 13 07:49:09 CET 2008

  Thank you Mark.
I will continue with the installation.


On Thu, 13 Nov 2008 Mark Abraham wrote :
>sarbani chattopadhyay wrote:
>>   Hi everybody,
>>               I am trying to install FFTW and gromacs 3.3.2 into my Mac 10.4.1.
>>I got the source code " fftw-3.0.1.tar.gz." from GROMACS homepage . However, when I 
tried to
>>configure FFTW, I found the message
>>"dummy main to link with Fortran 77 libraries... unknown"
>>configure: WARNING: *** Couldn't figure out how to link C and Fortran; switching to --
>If configure then continued on, then that's fine. FFTW is written wholly in C, it only plays 
with FORTRAN to work out what it needs to do to play nicely when linking with some user's 
FORTRAN program.
>>I can't figure out how to fix this problem.
>>Any suggestion will be highly helpful.
>Since GROMACS is written in C, this is a non-problem. Either ignore it, or use --disable-
fortran like it suggests.
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