[CMake] bug or feature ? relative paths with INCLUDE_DIRECTORIES() in cmake 2.4.1

[Brad King]

Alexander Neundorf wrote:
>>The following CMakeLists.txt:  
>>  
>>include_directories( foo ${CMAKE_CURRENT_SOURCE_DIR}/bar)  
>>add_executable(hello main.c)  
>>  
>>produces the flags:  
>>  
>>gcc ... -I/home/alex/src/test/bar -Ifoo  
>>  
>>I would have expected that foo is also interpreted as relative to  
>>CMAKE_CURRENT_SOURCE_DIR, but apparently it isn't.  
>>Bug or feature ?  

It's a bug.  This is just another command that hasn't been coverted to 
interpret relative paths.

> Maybe if the option CMAKE_ALWAYS_INCLUDE_CURRENT_DIR is enabled, it would 
> also make sense to automatically add 
> ${CMAKE_CURRENT_BINARY_DIR}/<the_relative_path> to the include path. 

What is "the_relative_path"?

-Brad