[CMake] Recursively add directories to INCLUDE_DIRECTORIES

[Leif Walsh]

Use the GLOB_RECURSE mode of file() (cmake --help-command file) and get_filename_component. 

Sent from my iPhone

On Jun 11, 2012, at 11:09, GOO Creations <goocreations at gmail.com> wrote:

> Hi all,
> 
> I want to recursively scan all sub-directories (and their sub-directories, etc ...) and determine if the directory contains a header (.h) file. I then want to add this directory to INCLUDE_DIRECTORIES.
> 
> The best thing (according to my CMake knowledge) is to write a macro for this and then use it as follows:
> 
> SCAN_DIRS(mylist)
> INCLUDE_DIRECTORIES(${mylist})
> 
> Any suggestions on how to implement this "SCAN_DIRS" macro?
> 
> Christoph
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