hI, I apologize for late reply. The script you mentioned worked completely fine. I guess I was using different shell.
Thanks a lot On Wed, Jul 1, 2009 at 2:11 PM, Florian Dommert < domm...@icp.uni-stuttgart.de> wrote: > * Shobhit Kudesia <shobhit.kude...@gmail.com> [2009-06-30 21:19:47 -0400]: > > > Hi, >> >> I installed fftw as follows (creating single- and double-precision >> versions) : >> >> ./configure --enable-threads --enable-float --prefix=/home/kudesias/fftw >> make >> make install >> >> make distclean >> >> ./configure --enable-threads --prefix=/home/kudesias/fftw >> make >> make install >> >> I also used >> export CPPFLAGS=-I/home/kudesias/fftw/include >> export LDFLAGS=-L/home/kudesias/fftw/lib ( Initially I used I in place of >> L >> so I corrected it) >> >> On using the configure script >> >> ./configure --enable-mpi >> >> I get the following error then >> >> checking how to hardcode library paths into programs... immediate >> checking for special C compiler options needed for large files... no >> checking for _FILE_OFFSET_BITS value needed for large files... no >> checking for _LARGEFILE_SOURCE value needed for large files... 1 >> checking for sqrt in -lm... yes >> checking for fftw3.h... configure: error: Cannot find the default external >> FFT library (fftw3). >> >> I will be glad if you can help with this. >> > > I tried your procedure on my computer and the configure script finished > without trouble. Are your sure using fftw**3** ? In case you use fftw2 > you have to tell the script. > > Another problem can be that you set the enviroment variables in another > shell window as you execute the configure script, because then CPPFLAGS > and LDFLAGS are not present anymore. > > To be on the safe side put all in one line: > > ./configure --prefix=$HOME/gmx4 LDFLAGS=-L$HOME/fftw/lib > CPPFLAGS=-I$HOME/fftw/include > > This command line should work for you, in case FFTW3 is located as you > mentioned before. So try copy&paste and tell us over the mailing list > what happend. > > Flo > > >> Thanks >> >> >> On Thu, Jun 25, 2009 at 2:08 AM, Florian Dommert < >> domm...@icp.uni-stuttgart.de> wrote: >> >> * Shobhit Kudesia <shobhit.kude...@gmail.com> [2009-06-25 01:55:00 >>> +0530]: >>> >>> >>> Hi , >>> >>>> >>>> During the ./configure of gromacs on my Bash Shell, I get the following >>>> error: >>>> >>>> configure: error: Cannot find fftw3f library >>>> >>>> I have installed fftw3 files in a directory other than usr/local. I >>>> have installed fftw3 both with double and single precision but I still >>>> get the error while configuration of GROMACS for default single >>>> precision. I have also included the libraries usinG CPPFLAGS & >>>> LDFLAGS. >>>> >>>> >>> If you have installed the single version of FFTW3 and supply the >>> corresponding CPPFLAGS and LDFLAGS to configure then the script will >>> find the libraries. So two errors are very likely though we do not >>> anything about your installation: >>> >>> * a small typo in the configure line ( if you present it here, everybody >>> can >>> judge this ) >>> >>> * the installation of the single precision fftw3f failed for any reasons >>> >>> Flo >>> >>> >>>> Any help will be appreciated >>>> _______________________________________________ >>>> gmx-users mailing list gmx-users@gromacs.org >>>> http://lists.gromacs.org/mailman/listinfo/gmx-users >>>> Please search the archive at http://www.gromacs.org/search before >>>> posting! >>>> Please don't post (un)subscribe requests to the list. Use the www >>>> interface or send it to gmx-users-requ...@gromacs.org. >>>> Can't post? Read http://www.gromacs.org/mailing_lists/users.php >>>> >>>> >>> -- >>> Florian Dommert >>> Dipl.-Phys. >>> >>> Institute for Computational Physics >>> University Stuttgart >>> >>> Pfaffenwaldring 27 >>> 70569 Stuttgart >>> >>> Tel: +49 - 711 / 6856-3613 >>> Fax: +49 - 711 / 6856-3658 >>> >>> EMail: domm...@icp.uni-stuttgart.de >>> Home: http://www.icp.uni-stuttgart.de/~icp/Florian_Dommert< >>> http://www.icp.uni-stuttgart.de/%7Eicp/Florian_Dommert> >>> >>> >>> !! PGP-ENCODED emails preferred !! >>> >>> _______________________________________________ >>> gmx-users mailing list gmx-users@gromacs.org >>> http://lists.gromacs.org/mailman/listinfo/gmx-users >>> Please search the archive at http://www.gromacs.org/search before >>> posting! >>> Please don't post (un)subscribe requests to the list. Use the >>> www interface or send it to gmx-users-requ...@gromacs.org. >>> Can't post? Read http://www.gromacs.org/mailing_lists/users.php >>> >>> >> >> >> -- >> >> >> With Warm Regards >> Shobhit Kudesia >> 3rd year Undergraduate >> Department of Biotechnology >> IIT Kharagpur >> > > _______________________________________________ >> gmx-users mailing list gmx-users@gromacs.org >> http://lists.gromacs.org/mailman/listinfo/gmx-users >> Please search the archive at http://www.gromacs.org/search before >> posting! >> Please don't post (un)subscribe requests to the list. Use the www >> interface or send it to gmx-users-requ...@gromacs.org. >> Can't post? Read http://www.gromacs.org/mailing_lists/users.php >> > > -- > Florian Dommert > Dipl.-Phys. > > Institute for Computational Physics > University Stuttgart > > Pfaffenwaldring 27 > 70569 Stuttgart > > Tel: +49 - 711 / 6856-3613 > Fax: +49 - 711 / 6856-3658 > > EMail: domm...@icp.uni-stuttgart.de > Home: http://www.icp.uni-stuttgart.de/~icp/Florian_Dommert > > !! PGP-ENCODED emails preferred !! > > _______________________________________________ > gmx-users mailing list gmx-users@gromacs.org > http://lists.gromacs.org/mailman/listinfo/gmx-users > Please search the archive at http://www.gromacs.org/search before posting! > Please don't post (un)subscribe requests to the list. Use the > www interface or send it to gmx-users-requ...@gromacs.org. > Can't post? Read http://www.gromacs.org/mailing_lists/users.php > -- With Warm Regards Shobhit Kudesia 3rd year Undergraduate Department of Biotechnology IIT Kharagpur
_______________________________________________ gmx-users mailing list gmx-users@gromacs.org http://lists.gromacs.org/mailman/listinfo/gmx-users Please search the archive at http://www.gromacs.org/search before posting! Please don't post (un)subscribe requests to the list. Use the www interface or send it to gmx-users-requ...@gromacs.org. Can't post? Read http://www.gromacs.org/mailing_lists/users.php