[CMake] Cannot get a 64-bit build of MySQL on a 64-bit Windows machine

[J Decker]

Alternatively you could use cmake-gui and on first generation in an empty
directoy, a popup window appears allowing you to select the generator.

mkdir build2
cd build2
cmake-gui ..

then set the various flags in the gui.


On Tue, Jul 11, 2017 at 3:13 AM, A.M. Sabuncu <amsabuncu at gmail.com> wrote:

> Petr,
>
> Thank you so much.  The following command you suggested fixed the problem,
> and I was able to run a successful build:
>
> cmake .. -G "Visual Studio 15 2017 Win64"
>
> I am grateful for your help.  This may have been a minor item for you, but
> for me, it was a real stumbling block.
>
> By the way, the other alternative you suggested did not work:
>
> cmake .. -A Win64   (or "Win64")
>
> The result was:
>
> -- Building for: Visual Studio 15 2017
> -- Running cmake version 3.8.2
> -- Found Git: C:/Program Files/Git/cmd/git.exe (found version
> "2.10.2.windows.1")
> -- Configuring with MAX_INDEXES = 64U
> -- The C compiler identification is unknown
> -- The CXX compiler identification is unknown
> CMake Error at CMakeLists.txt:126 (PROJECT):
>   No CMAKE_C_COMPILER could be found.
>
> The funny thing is that the use of the -G flag does not issue a "Building
> for..." message, but correctly locates the necessary compiler, whereas the
> -A flag seems to know what target it is building for, but cannot find the
> compiler!
>
> Thank you again,
>
> A. M. Sabuncu
>
> On Tue, Jul 11, 2017 at 10:12 AM, Petr Kmoch <petr.kmoch at gmail.com> wrote:
>
>> Hi,
>>
>> when generating a Visual Studio buildsystem with CMake, you can specify
>> the target architecture. If you don't, the default is 32-bit.
>>
>> To specify the architecture, either put it into the generator name:
>>
>>   cmake .. -G "Visual Studio 15 2017 Win64" ....
>>
>> or specify just the architecture using -A:
>>
>>   cmake .. -A Win64 ....
>>
>> See description of -G and -A in CMake docs:
>> https://cmake.org/cmake/help/latest/manual/cmake.1.html
>>
>> Petr
>>
>> On 10 July 2017 at 22:06, A.M. Sabuncu <amsabuncu at gmail.com> wrote:
>>
>>> I am completely new to CMake, and am using to build MySQL 5.7.18 on
>>> Windows 10 x64, using the following command:
>>>
>>> cmake .. -DDOWNLOAD_BOOST=1 -DWITH_BOOST="C:\Boost" -DENABLE_DOWNLOADS=1
>>>
>>> I have VS 2017 installed, and I am on 64 bit machine, but for some
>>> reason, the above command produces the following output:
>>>
>>> The CXX compiler identification is MSVC 19.10.25019.0
>>> -- Check for working C compiler: C:/Program Files (x86)/Microsoft Visual
>>> Studio/2017/Professional/VC/Tools/MSVC/14.10.25017/bin/HostX
>>> 86/x86/cl.exe
>>> -- Check for working C compiler: C:/Program Files (x86)/Microsoft Visual
>>> Studio/2017/Professional/VC/Tools/MSVC/14.10.25017/bin/HostX86/x86/cl.exe
>>> -- works
>>>
>>> The correct compiler is in the HostX64/x64 folder.
>>>
>>> Thinking that CMake might be looking it up from there, I checked the
>>> processor architecture environment variable from the same cmd.exe that I
>>> launched the CMake command from, and here's the result:
>>>
>>> PROCESSOR_ARCHITECTURE=AMD64
>>>
>>> When I follow the above CMake command with the following:
>>>
>>> devenv MySQL.sln /build RelWithDebInfo
>>>
>>> I get 32-bit results generated, which is not what I want.
>>>
>>> How can I get CMake to generate a 64-bit build?
>>>
>>> Thanks so much.
>>>
>>>
>>> --
>>>
>>> Powered by www.kitware.com
>>>
>>> Please keep messages on-topic and check the CMake FAQ at:
>>> http://www.cmake.org/Wiki/CMake_FAQ
>>>
>>> Kitware offers various services to support the CMake community. For more
>>> information on each offering, please visit:
>>>
>>> CMake Support: http://cmake.org/cmake/help/support.html
>>> CMake Consulting: http://cmake.org/cmake/help/consulting.html
>>> CMake Training Courses: http://cmake.org/cmake/help/training.html
>>>
>>> Visit other Kitware open-source projects at
>>> http://www.kitware.com/opensource/opensource.html
>>>
>>> Follow this link to subscribe/unsubscribe:
>>> http://public.kitware.com/mailman/listinfo/cmake
>>>
>>
>>
>
> --
>
> Powered by www.kitware.com
>
> Please keep messages on-topic and check the CMake FAQ at:
> http://www.cmake.org/Wiki/CMake_FAQ
>
> Kitware offers various services to support the CMake community. For more
> information on each offering, please visit:
>
> CMake Support: http://cmake.org/cmake/help/support.html
> CMake Consulting: http://cmake.org/cmake/help/consulting.html
> CMake Training Courses: http://cmake.org/cmake/help/training.html
>
> Visit other Kitware open-source projects at http://www.kitware.com/
> opensource/opensource.html
>
> Follow this link to subscribe/unsubscribe:
> http://public.kitware.com/mailman/listinfo/cmake
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://public.kitware.com/pipermail/cmake/attachments/20170711/841e2d44/attachment-0001.html>