[Pkg-scicomp-devel] Re: [xmds-devel] Debian xmds package ready to go

[Rafael Laboissiere]

* Christian T. Steigies <cts at debian.org> [2006-11-30 15:53]:

> Cool, I'll give that a try. But we are having a different(?) problem 
> here with our first steps building our own xmds files. It is probably an
> error in the xmds files, but while testing the lorenz example, I noted this
> odd behaviour. When xmds is run from Rafael's Makefile, it compiles fine,
> however when I call xmds manually on the same machine with the same input
> file, it fails. It calls the C++ compiler with a different name, which I
> don't understand, sometimes it omits the fftw library, the library paths are
> different, can somebody explain that or do I have to run xmds from a
> Makefile?
> 
> steigies at batdaf:~/debian/xmds/build/examples>make lorenz.run
> xmds lorenz.xmds
> This is xmds, version 1.5-3
> Copyright 2000-2004 Greg Collecutt, Joseph Hope, Paul Cochrane and others
> xmds is available from http://www.xmds.org
> 
> field name defaulting to 'main'
> Output file name defaulting to 'lorenz.xsil'
> compiling ...
>         g++   -O3 -ffast-math -funroll-all-loops -fomit-frame-pointer -o lorenz lorenz.cc -I. 
> -I/usr/lib/mpich/include/ -lm  -lxmds -L.  -lfftw
> 
> lorenz ready to execute
> mv lorenz lorenz.run
> steigies at batdaf:~/debian/xmds/build/examples>xmds lorenz.xmds
> This is xmds, version 1.5-3
> Copyright 2000-2004 Greg Collecutt, Joseph Hope, Paul Cochrane and others
> xmds is available from http://www.xmds.org
> 
> field name defaulting to 'main'
> Output file name defaulting to 'lorenz.xsil'
> compiling ...
>         x86_64-linux-gnu-g++   -O3 -ffast-math -funroll-all-loops -fomit-frame-pointer -o lorenz lorenz.cc -I/usr 
> -lm  -lxmds -L/usr  -lfftw
> lorenz.cc: In function 'float XMDSSwapFloat(float)':
> lorenz.cc:221: error: '_main_main_index_pointer' was not declared in this scope
> lorenz.cc: In function 'double XMDSSwapDouble(double)':
> lorenz.cc:227: error: '_main_main_index_pointer' was not declared in this scope
> compilation failed.

This may be a path problem.  Could you please copy the patch attached below
to your examples directory and tell us what you obtain for this:

    patch -p0 < Makefile.patch
    which xmds
    make
    

-- 
Rafael