[CMake] INCLUDE_DIRECTORIES in sub-directories doesn't work?

[Bill Hoffman]

Sean Soria wrote:
> I had them switched originally and just double checked.  This also doesn't work:
> CMakeLists.txt:
> ADD_SUBDIRECTORY(foo)
> ADD_EXECUTABLE(hello main.c foo/main.c)
> 
> foo/CMakeLists.txt:
> INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR})
> 

The problem is the add_subdirectory.  Although the docs are not clear on 
this include_directories is essentially a directory property.  It sets 
the include directories for all targets in that directory.  You could 
use include instead.

include(foo/includes.cmake)


-Bill