[gmx-users] configure checking for include directories

[David van der Spoel]

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.
________________________________________________________________________
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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