Have CMake recursively scan folders?

Question

How do I set up CMake to recursively scan a given directory and determine the list of source files?

My project is a shared library. I have a folder structure similar

Answer 1

CMake provides the following command for recursive files globing:

file(GLOB_RECURSE variable [RELATIVE path] 
   [FOLLOW_SYMLINKS] [globbing expressions]...)

Command documentation: http://www.cmake.org/cmake/help/v2.8.8/cmake.html#command:file