[CMake] Different LIBRARY_OUTPUT_PATH

[Brad King]

Anton Deguet wrote:
> I am having some problems with a project for which I defined different
> LIBRARY_OUTPUT_PATH.  Basically, I have a default LIBRARY_OUTPUT_PATH
> defined in my root CMakeLists.txt and, in a subdirectory "examples", I
> have a new definition of LIBRARY_OUTPUT_PATH so that all the libraries
> related to my examples programs go in a different place.
> 
> On Windows with .net 2003, this works fine.  On linux, with gmake, I can
> configure but at compilation time I get the error:
> 
> make[3]: *** No rule to make target `examples/lib/libcisstCommon.a',
> needed by `examples/bin/errorHandling'.  Stop.
> 
> This is simply because "libcisstCommon.a" is actually compiled and
> stored as `lib/libcisstCommon.a` as defined in the root CMakeLists.txt.
> 
> So, am I allowed to redefine LIBRARY_OUTPUT_PATH, and if not, how can I
> specify that I want some libraries in one directory and others in
> another directory?

In CMake 2.2 (current release) and earlier one is only allowed a single 
LIBRARY_OUTPUT_PATH for the entire build tree.  I think the CVS version 
of CMake allows a per-directory setting but a test for the feature has 
not yet been written.

-Brad