[rcl action] Add action services and topics name getters

rcl_action/CMakeLists.txt

@@ -33,6 +33,7 @@ add_executable(test_compile_headers
 
 set(rcl_action_sources
   src/${PROJECT_NAME}/goal_state_machine.c
+  src/${PROJECT_NAME}/names.c
   src/${PROJECT_NAME}/types.c
 )
 
@@ -95,6 +96,16 @@ if(BUILD_TESTING)
     target_link_libraries(test_types
       ${PROJECT_NAME}
     )
+  ament_add_gtest(test_names
+    test/rcl_action/test_names.cpp
+  )
+  if(TARGET test_names)
+    target_include_directories(test_names PUBLIC
+      ${rcl_INCLUDE_DIRS}
+    )
+    target_link_libraries(test_names
+      ${PROJECT_NAME}
+    )
   endif()
 endif()
 
@@ -104,4 +115,4 @@ ament_export_libraries(${PROJECT_NAME})
 ament_export_dependencies(ament_cmake)
 ament_export_dependencies(rcl)
 ament_export_dependencies(action_msgs)
-ament_package()
+ament_package()