cmake rosidl_default_generators examples

SICKAG/sick_scan_xd CMakeLists.txt :333 

find_package(rosidl_default_generators REQUIRED)

AimRT/AimRT src/protocols/plugins/ros2_plugin_proto/CMakeLists.txt :21 

find_package(rosidl_default_generators REQUIRED)

septentrio-gnss/septentrio_gnss_driver CMakeLists.txt :153 

find_package(rosidl_default_generators REQUIRED)