[cmake-developers] Server handshake with only build directory

[Tobias Hunger]

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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