Fix deactivation on missing library

source/RobotAPI/libraries/DSControllers/CMakeLists.txt

@@ -3,19 +3,10 @@ set(LIB_NAME       DSControllers)
 armarx_component_set_name("${LIB_NAME}")
 armarx_set_target("Library: ${LIB_NAME}")
 
-find_package(Eigen3 QUIET)
-find_package(Simox ${ArmarX_Simox_VERSION} QUIET)
 
 find_package(MATHLIB QUIET)
-armarx_build_if(Eigen3_FOUND "Eigen3 not available")
-armarx_build_if(Simox_FOUND "Simox-VirtualRobot not available")
+armarx_build_if(MATHLIB_FOUND "Eigen3 not available")
 
-if (Eigen3_FOUND AND Simox_FOUND)
-    include_directories(${Simox_INCLUDE_DIRS})
-    include_directories(SYSTEM ${Eigen3_INCLUDE_DIR})
-endif()
-
-include_directories(${MATHLIB_INCLUDE_DIRS})
 
 
 message(STATUS "mathlib is ${MATHLIB_LIBS}")
@@ -50,4 +41,6 @@ set(LIB_HEADERS
 
 armarx_add_library("${LIB_NAME}" "${LIB_FILES}" "${LIB_HEADERS}" "${LIBS}")
 
+target_include_directories("${LIB_NAME}" SYSTEM PUBLIC ${MATHLIB_INCLUDE_DIRS})
+
 # add unit tests