GENERATOR_FILE_NAME
Generator’s file for this target.
An internal property used by some generators to record the name of the project or dsp file associated with this target. Note that at configure time, this property is only set for targets created by include_external_msproject().
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Licensed under the BSD 3-clause License.
https://cmake.org/cmake/help/v3.6/prop_tgt/GENERATOR_FILE_NAME.html