Provides the rosidl_from_ros1_package cmake macro, allowing one to easily clone message definitions from ROS1 into ROS2
...
find_package(ros1_message_mirror REQUIRED)
rosidl_from_ros1_package(
locus_msgs # Package from ROS1 to mirror
# Specify the dependencies of the messages and services we need ot build.
DEPENDENCIES std_msgs
# Whitelist only certain messages or services for mirroring, useful if mirroring _all_ entities breaks the build process.
ENTITIES "TriggerSnapshot.srv"
)
...