[CMake] How to get generated dependencies

[j s]

 From what I remember from the mailing list a long time ago, CMake has 
its own dependency generator independent of the CPP.

On 1/13/16 1:20 PM, Tom Kacvinsky wrote:
> On Wed, Jan 13, 2016 at 2:09 PM, J Decker <d3ck0r at gmail.com> wrote:
>
>> The short answer is 'no'.
> I see depends.internal was generated with the gcc (in my case) option
> -MD (or perhaps -MDD).  Ss cmake knows how to do this.  Question: is
> this at build time or Makefile generation time?  If the latter, it
> would be nice if this could be exposed to the user
>
>> On Wed, Jan 13, 2016 at 10:26 AM, Tom Kacvinsky
>> <tom.kacvinsky at vectorcast.com> wrote:
>>> On Tue, Jan 12, 2016 at 9:58 AM, Tom Kacvinsky
>>> <tom.kacvinsky at vectorcast.com> wrote:
>>>> Is there a way of invoking cmake to get the list of non-system header
>>>> dependencies, like invoking gcc with -MMD?  I need to find out the
>>>> list of non-system header dependencies and I know cmake has a way of
>>>> doing this, I just need to know if there is command I can put in the
>>>> CMakeLists.txt file to get this information...
>>> Is there any way of accessing the generated dependencies?  I know
>>> there is a generation phase, but I don't think I can access the files
>>> being generated during the generation process is.  Is there a way of
>>> doing what I want?  All I need is a list of include included headers
>>> (excluding system ones) for a given C++ file.