[CMake] Change variable default

[Yuri Timenkov]

I think you're looking exactly for this:
http://www.vtk.org/Wiki/CMake_FAQ#How_can_I_build_my_MSVC_application_with_a_static_runtime.3F
It's very good use-case, but I wonder why it's called MSVC-specific.

On Thu, Apr 28, 2011 at 7:23 PM, Tim Gallagher <tim.gallagher at gatech.edu>wrote:

> We do this:
>
> if(NOT CMAKE_Fortran_FLAGS_RELEASE)
>   set(CMAKE_Fortran_FLAGS_RELEASE "-O2 -xhost" CACHE STRING "" FORCE)
> endif()
>
> In other words, if the flags haven't been set yet (initial start up), set
> them to what we want. If they have been set (either changed by the user, or
> specified on the cmake/ccmake line with -D), leave them alone.
>
> Tim
>
> ----- Original Message -----
> From: "Ilja Golshtein" <ilejncs at narod.ru>
> To: cmake at cmake.org
> Sent: Thursday, April 28, 2011 9:03:43 AM
> Subject: [CMake] Change variable default
>
> Hello!
>
> There are some CMAKE variables with default values. For example
> CMAKE_CXX_FLAGS_DEBUG default value is '-g'.
> How is it possible to make it '-g -Wall'?
>
> What I don't want to have: User choice overwritten.
>
> What I want to have: Modified a variable cmake-time default. It must be
> possible to change the variable via cmake -D or ccmake GUI.
>
> Thanks.
>
> --
> Best regards,
> Ilja Golshtein.
> _______________________________________________
> Powered by www.kitware.com
>
> Visit other Kitware open-source projects at
> http://www.kitware.com/opensource/opensource.html
>
> Please keep messages on-topic and check the CMake FAQ at:
> http://www.cmake.org/Wiki/CMake_FAQ
>
> Follow this link to subscribe/unsubscribe:
> http://www.cmake.org/mailman/listinfo/cmake
> _______________________________________________
> Powered by www.kitware.com
>
> Visit other Kitware open-source projects at
> http://www.kitware.com/opensource/opensource.html
>
> Please keep messages on-topic and check the CMake FAQ at:
> http://www.cmake.org/Wiki/CMake_FAQ
>
> Follow this link to subscribe/unsubscribe:
> http://www.cmake.org/mailman/listinfo/cmake
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.cmake.org/pipermail/cmake/attachments/20110428/b1a7a43a/attachment.htm>