[CMake] Adding CMAKE_BUILD_TYPE support to ProjectConfig.cmake

[J Decker]

build with multiple passes... 1 time release, and 1 time debug.  Don't
think about building both at once....

On Mon, Dec 16, 2013 at 8:59 AM, Mateusz Loskot <mateusz at loskot.net> wrote:
> Hi,
>
> I've started adding the config mode support to my CMake-based
> projects and with quite a success.
>
> So far, I have basic understanding of what it takes in practice to enable
> config mode and there is still more to learn for me.
>
> TL;TR: How to make use of CMAKE_BUILD_TYPE in config mode?
> Could anyone update the tutorial [1] with related notes?
>
> I'm considering basic scenario:
> - FooBar is a library with ProjectConfig.cmake support
> - FooBarUser is an external project that find_package() the FooBar
> and links against FooBar through its exported target
> - during development, FooBar is *not* installed, but referred to from
> its build directory
>
> How can FooBarUser look for and link against Debug or Release variant
> of FooBar depending on CMAKE_BUILD_TYPE,
> given both variants live in separate directories?
>
> How does the package registry work here?
>
> [1] http://www.cmake.org/Wiki/CMake/Tutorials/How_to_create_a_ProjectConfig.cmake_file
>
> Best regards,
> --
> Mateusz  Łoskot, http://mateusz.loskot.net
> --
>
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