Thanks a lot. Sometimes it's hard to see the most obvious things. ` add_dependencies()` has by the way the same problem as the `DEPENDS` statement. I had to use this rather ugly solution: if(${PROJECT_NAME} STREQUAL "rosidl_generator_cs") add_dependencies(${MSG_TARGET_NAME} ros2cs_message_generator) endif() --- [Visit Topic](http://discourse.ros.org/t/own-message-generator-and-building-tests/796/3) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: