[cmake-developers] Generating buildsystem metadata from CMake

[Aleix Pol]

On Sat, Apr 18, 2015 at 11:56 AM, Stephen Kelly <steveire at gmail.com> wrote:
> Stephen Kelly wrote:
>
>> The aim is to generate a structured file containing metadata relating the
>> buildsystem.
>
>
> I've been quiet on this thread for a while, so I think it is time for an
> update.
>
> I became more ambitious in mid March and started prototyping a more-complete
> design for CMake IDE integration.
>
> Instead of teaching CMake to generate a metadata file, I want to add a
> server mode to CMake, so that IDEs can run the server in the build directory
> and query it for buildsystem metadata, code completion, etc. It can be
> implemented efficiently and it doesn't have to re-configure the build from
> the beginning each time. A lot of things become possible with such a design,
> but I'm being economic with details because I don't want to make promises I
> don't deliver in the end, even though I have high confidence that I actually
> can :).
>
> The good news is that I have done some proof of concept work on all aspects
> of this, but I don't yet have one branch which contains all of the
> individual proof of concepts combined. Doing this properly requires
> refactoring CMake quite a bit, which I've already been doing for a while to
> create a cmState class.
>
> The bad news is that because this is more ambitious, it will take more time
> and will not be part of the CMake 3.3 release early this summer. I do
> believe it can be implemented for the following release 3 months later
> though.
>
> Here's some prior art in other tools:
>
>  http://thread.gmane.org/gmane.comp.compilers.clang.devel/21780
>  https://sourceware.org/gdb/onlinedocs/gdb/GDB_002fMI.html
>  http://thread.gmane.org/gmane.comp.lib.boost.build/26905
>
> We can use JSON as the wire protocol, and we can talk about exactly what the
> protocol will be once the refactoring of CMake is done (that will take some
> more weeks). I'll post a more complete design proposal and my prototype at
> that point too.
>
> Thanks,
>
> Steve.
>
>
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Hi Stephen,
Is there any news on the subject?

Aleix