[CMake] SWIG interface file location

[Brad King]

James Bigler wrote:
> So I'm using SWIG to generate an interface file to python.
> 
> Can I get the interface file (myfile.py) to be built in the library path?
> 
> I need two things to run the interface.  The myfile.py file and the 
> _myfile.so library with all the c code.  myfile.py gets placed in a 
> subdirectory with myfilePYTHON_wrap.cxx.  It works out much better to 
> have myfile.py be in the same directory as _myfile.so.
> 
> There doesn't seem to be any options to SWIG_ADD_MODULE that lets me 
> specify the output directory.

That is a missing feature from the macro.  You can add a feature request 
here:

http://www.cmake.org/Bug

Meanwhile you can just copy the macro's CMake module into your project 
and modify it to add the interface.

-Brad