MANUALLY_ADDED_DEPENDENCIES

Get manually added dependencies to other top-level targets.

This read-only property can be used to query all dependencies that were added for this target with the add_dependencies() command.

© 2000–2017 Kitware, Inc. and Contributors
Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.8/prop_tgt/MANUALLY_ADDED_DEPENDENCIES.html