List of cache variables available in the current directory.
This read-only property specifies the list of CMake cache variables currently defined. It is intended for debugging purposes.
© 2000–2016 Kitware, Inc.
© 2000–2011 Insight Software Consortium
Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.7/prop_dir/CACHE_VARIABLES.html