[cmake-developers] Server handshake with only build directory

[Isaiah Norton]

Sure... But my understanding is that the goal of the server was to give
people an alternative to doing that. From the cmake-server docs:

 3. Provide a stable interface for reading the information in the CMake
> cache.


On Mon, Jan 22, 2018 at 11:48 AM, Rich Chiodo <rchiodo at microsoft.com> wrote:

> If you have the build directory, can’t you just parse the CmakeCache.txt?
> CMAKE_HOME_DIRECTORY in the cache is the source folder. Seems easier than
> writing something to talk to CMake server.
>
>
>
>
>
> *From:* cmake-developers [mailto:cmake-developers-bounces at cmake.org] *On
> Behalf Of *Isaiah Norton
> *Sent:* Monday, January 22, 2018 8:43 AM
> *To:* Tobias Hunger <tobias.hunger at gmail.com>
> *Cc:* CMake Developers <cmake-developers at cmake.org>
> *Subject:* Re: [cmake-developers] Server handshake with only build
> directory
>
>
>
> Hi Tobias,
>
>
>
> That makes sense when the goal is the IDE driving the configuration. But
> I'm not trying to use this for the IDE to drive the configuration, I only
> want to query the build directory in order for the IDE to learn about it.
> AFAIK the only way to change either one of these properties is to delete
> the build and start over, so again, they should be fully-determined in a
> configured directory.
>
>
>
> Isaiah
>
>
>
> On Mon, Jan 22, 2018 at 11:04 AM, Tobias Hunger <tobias.hunger at gmail.com>
> wrote:
>
> Hi Isaiah,
>
> the idea was to make sure the IDE and cmake agree on the settings
> being used and to make it very explicit what is going to be used.
>
> Best Regards,
> Tobias
>
>
> On Mon, Jan 22, 2018 at 4:54 PM, Isaiah Norton <isaiah.norton at gmail.com>
> wrote:
> > I'd like to use cmake server with only a build directory argument
> (mostly in
> > order to query the cache), but receive an error in return:
> >
> > ```
> >> cmake --version
> > cmake version 3.9.4
> >
> >> cmake -E server --experimental --debug
> >
> >> [== "CMake Server" ==[
> >> {"cookie":"zimtstern","type":"handshake","protocolVersion":{"major":1},
> >> "buildDirectory":"/opt/bld/s5nj/Slicer-build"
> >> }
> >> ]== "CMake Server" ==]
> >
> > [== "CMake Server" ==[
> > {"cookie":"zimtstern","errorMessage":"Failed to activate protocol
> version:
> > \"CMAKE_HOME_DIRECTORY\" is set but incompatible with configured source
> > directory value.","inReplyTo":"handshake","type":"error"}
> > ]== "CMake Server" ==]
> > ```
> >
> > The docs example with source and generator arguments works -- but
> shouldn't
> > the build directory fully determine these options for an
> already-configured
> > build tree?
> >
> > Thanks,
> > Isaiah
> >
> >
>
> > --
> >
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