----- On May 25, 2016, at 12:38 PM, Brad King brad.k...@kitware.com wrote:
> On 05/25/2016 02:31 PM, Sean McBride wrote: >> CMake should probably default to the newest SDK (which is what Xcode does). >> I don't see a reason to default to an SDK "matching" the deployment target, >> in fact it's problematic these days since they no longer provider older SDKs. >> >> Of course, finding the "newest" SDK will be a bit fragile, since they get >> moved/renamed all the time, but I guess that's something CMake always has to >> deal with anyway. > > This is all worked out in Modules/Platform/Darwin-Initialize.cmake: > > > https://cmake.org/gitweb?p=cmake.git;a=blob;f=Modules/Platform/Darwin-Initialize.cmake;hb=v3.5.2#l38 > > The logic there has evolved over the years and is pretty solid now. > It has good default behavior, and anyone that really needs a specific > combination can specify it themselves explicitly. > > The only question in this thread is whether the warning about the SDK > and deployment target version not matching exactly is ever useful: > > https://cmake.org/gitweb?p=cmake.git;a=blob;f=Modules/Platform/Darwin-Initialize.cmake;hb=v3.5.2#l97 > > Note that this is separate from the version compatibility check here: > > https://cmake.org/gitweb?p=cmake.git;a=blob;f=Modules/Platform/Darwin.cmake;hb=v3.5.2#l67 > > which is an error. > > -Brad I don't think we need the warning. A different version for deployment target and SDK is common. Here https://cmake.org/gitweb?p=cmake.git;a=blob;f=Modules/Platform/Darwin-Initialize.cmake;hb=v3.5.2#l81 the found SDK is equal or newer to the deployment target, which is good. Clint -- 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-developers
