Fixes rti 7.7 codegen invocations

qt6-after/qt6-migrated-legatus/Lts/Services/ExerciseEventManagement/CMakeLists.txt

@@ -36,8 +36,10 @@ CODEGEN_DATABASE_STRUCTS(SRCS_common ${xml_FILE})
 CODEGEN_DATABASE_SQL(SRCS_common ${xml_FILE})
 
 # Generate *.cpp/*.hpp from idl
-RTIDDSGEN(SRCS_common eem_enums.idl)
-RTIDDSGEN(SRCS_common eem.idl)
+IF(BUILD_RTI)
+  RTIDDSGEN(SRCS_common eem_enums.idl)
+  RTIDDSGEN(SRCS_common eem.idl)
+ENDIF()
 
 # Generate eem_dt[s,c]_types.h, eem_ft[s,c]_types.h
 IF(BUILD_RTI)