This package provides CMake macros and is a part of the ros2_control framework. For more, please check the documentation.
Add it as build dependency in your package.xml
<build_depend>ros2_control_cmake</build_depend>
and add the provided macros to the CMakeLists.txt
file
find_package(ros2_control_cmake REQUIRED)
set_compiler_options()
export_windows_symbols()
tbd.