On Friday, October 25, 2013 08:40:41 AM Stephen Kelly wrote: > Clinton Stimpson wrote: > > I have a target where I do this: > > SET_TARGET_PROPERTIES(mytarget PROPERTIES LINK_INTERFACE_LIBRARIES "") > > to hide 3rd party libraries from the link interface. > > > > When I do > > if(APPLE) > > > > CMAKE_MINIMUM_REQUIRED(VERSION 2.8.12) > > > > endif() > > I get an error at generate time. > > > > This is different than my previous experiences with cmake policies. Based > > on past experiences, I expected to see a warning if I had > > CMAKE_MINIMUM_REQUIRED(VERSION 2.8) > > but used CMake 2.8.12 which introduced CMP0022. > > You might have wrong understanding of policies. > > http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=6d50d0197a5 > > Your use of cmake_minimum_required(VERSION 2.8.12) requests the non-backward > compatible behavior.
Yeah, I knew that. I'm trying to point out that I did not get a warning when I was using cmake_minimum_required(VERSION 2.8) set_target_properties(mytarget PROPERTIES LINK_INTERFACE_LIBRARIES "") with CMake 2.8.12. That looks like a bug. > > > But in this case, I don't see a warning. > > The error I get with > > CMAKE_MINIMUM_REQUIRED(VERSION 2.8.12) > > is: > > > > CMake Error in .../CMakeLists.txt: > > Target "mytarget" has policy CMP0022 enabled, but also has old-style > > LINK_INTERFACE_LIBRARIES properties populated, but it was exported > > without the EXPORT_LINK_INTERFACE_LIBRARIES to export the old-style > > properties > > > > When I read the output from cmake --help-policy CMP0022, its not clear to > > me why I'm getting the error. > > 2.8.12 introduced a INTERFACE_LINK_LIBRARIES property, which should be used > instead of LINK_INTERFACE_LIBRARIES. The policy makes the > INTERFACE_LINK_LIBRARIES property ignored until it is set to NEW. > Oh! I somehow missed that the name was changed. INTERFACE_LINK_LIBRARIES -> LINK_INTERFACE_LIBRARIES. I re-read the docs and now I'm wondering how I missed that, duh. Thanks, 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://www.cmake.org/mailman/listinfo/cmake
