[gmx-users] configure checking for include directories

David van der Spoel spoel at xray.bmc.uu.se
Mon May 8 19:16:27 CEST 2006

Mark Abraham wrote:
> Hi,
> I've noticed when using the configure flags --with-fft=xxx or
> --with-external-blas/lapack that if the LDFLAGS or CFLAGS don't end up
> containing the appropriate -L and -I modifications to the search path,
> configure reports no problem, but something appropriate eventually breaks
> when you try to make. There may be other such --with-xxx flags that I
> haven't noticed the problem with, too.
> Can configure be set up to check that when such flags are operational, the
> downstream header file dependencies are checked for as well? It is
> annoying to start a make, go away because you know it'll take 15 minutes,
> and come back to find it died after 1 minute because of something that
> really ought to have been checked for already. It'll also save newbies
> posting here if configure has already told them what they need to do.
That is the essence of it. You specify where the FFT lib is and 
configure tests for it. What you describe hence is a bug in configure. 
Please submit a bugzilla.

> Mark
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David van der Spoel, PhD, Assoc. Prof., Molecular Biophysics group,
Dept. of Cell and Molecular Biology, Uppsala University.
Husargatan 3, Box 596,  	75124 Uppsala, Sweden
phone:	46 18 471 4205		fax: 46 18 511 755
spoel at xray.bmc.uu.se	spoel at gromacs.org   http://folding.bmc.uu.se

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