[CMake] Variable Propagation

[Michael Hertling]

On 06/13/2010 02:57 AM, C. Meissa wrote:
> Hello list,
> 
> A varible ${var1} can be accessed in any subdirectory’s 
> CMakeLists.txt.
> However, if those files change ${var1} these changes are not 
> accessible from the directory above.
> 
> Is there any possibility of getting this done, anyway?

SET(var1 ${var1} PARENT_SCOPE)

> I need to provide easy adding for source files to the developers,
> So it would be nice to just have a CMakelists.txt in every subfolder,
> which then edits the source-variable.

Also consider to use properties for such a purpose.

Regards,

Michael