[CMake] non default architecture builds

[Alexander Neundorf]

On Monday 09 July 2007 08:10, Mathias Froehlich wrote:
> Hi,
>
> I need to do no default binary type builds with a cmake based build system
> (OpenSceneGraph's cmake build system).
> With non default binary type, I am talking about 64 bit builds on hp-ux or
> sparc solaris for example.
> On hp-ux I have 64 bit libs in .../lib/pa20_64 or on sparc solaris they are
> located in .../lib/sparcv9 instead of the usual .../lib directory.
>
> The first problem that bites me is the FindOpenGL.cmake module.
> On hp-ux it will find the /opt/graphics/lib/libGL.sl hppa1.1 32 bit library
> (note that the 64 bit hppa2.0 library is available
> in /opt/graphics/lib/pa20_64/libGL.sl). My object files are compiled with
> CMAKE_CFLAGS='+DA2.0 ...' which will tell the compiler that it should build
> hppa2.0 64 bit objects.
>
> At link time the cmake based gnu makefiles will try to glue the 64 bit
> objects to the 32 bit libGL. Obviously this will not work.
>
> Now my question:
> How can I make cmake look into the lib/pa20_64 or lib/sparcv9 directory
> instead of the plain lib directory?

So the problem is that it picks up not the libraries you want, because they 
are in a special directory ? Everything else (include dirs etc.) is correct ?

You could set the CMAKE_LIBRARY_PATH cmake/environment variable to point the 
lib/pa20_64 and lib/sparcv9 directories to get it working.

Bye
Alex