NR_RLC: CMakeLists.txt in own subdirectory, with tests

CMakeLists.txt

@@ -1187,18 +1187,6 @@ set(RLC_V2
   ${OPENAIR2_DIR}/LAYER2/rlc_v2/rlc_sdu.c
   )
 
-set(NR_RLC_SRC
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/asn1_utils.c
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/nr_rlc_entity.c
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/nr_rlc_entity_am.c
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/nr_rlc_entity_tm.c
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/nr_rlc_entity_um.c
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/nr_rlc_oai_api.c
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/nr_rlc_pdu.c
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/nr_rlc_sdu.c
-  ${OPENAIR2_DIR}/LAYER2/nr_rlc/nr_rlc_ue_manager.c
-  )
-
 set(NR_PDCP_SRC
   ${OPENAIR2_DIR}/LAYER2/nr_pdcp/nr_pdcp_oai_api.c
   ${OPENAIR2_DIR}/LAYER2/nr_pdcp/nr_pdcp_ue_manager.c
@@ -1256,7 +1244,6 @@ set(L2_LTE_SRC
   )
 
 set(L2_NR_SRC
-  ${NR_RLC_SRC}
   ${NR_PDCP_SRC}
   ${NR_SDAP_SRC}
   ${NR_RRC_DIR}/rrc_gNB.c
@@ -1294,7 +1281,6 @@ set(L2_RRC_SRC_UE
   )
 
 set(NR_L2_SRC_UE
-  ${NR_RLC_SRC}
   ${NR_PDCP_SRC}
   ${NR_SDAP_SRC}
   ${NR_UE_RRC_DIR}/L2_interface_ue.c
@@ -1447,13 +1433,12 @@ add_library(e1_pdcp_if
 
 target_link_libraries(e1_pdcp_if PRIVATE asn1_nr_rrc_hdrs asn1_lte_rrc_hdrs)
 
-target_link_libraries(L2_NR PRIVATE f1ap x2ap s1ap ngap nr_rrc e1ap)
+target_link_libraries(L2_NR PRIVATE f1ap x2ap s1ap ngap nr_rrc e1ap nr_rlc)
 if(E2_AGENT)
   target_link_libraries(L2_NR PUBLIC e2_agent e2_ran_func)
   target_compile_definitions(L2_NR PRIVATE E2_AGENT)
 endif()
 
-
 add_library(L2_LTE_NR
   ${L2_RRC_SRC}
   ${MAC_SRC}
@@ -1482,7 +1467,7 @@ endif()
 target_link_libraries(L2_UE PRIVATE asn1_lte_rrc_hdrs)
 
 add_library( NR_L2_UE ${NR_L2_SRC_UE} ${MAC_NR_SRC_UE} )
-target_link_libraries(NR_L2_UE PRIVATE f1ap)
+target_link_libraries(NR_L2_UE PRIVATE f1ap nr_rlc)
 target_link_libraries(NR_L2_UE PRIVATE asn1_nr_rrc_hdrs asn1_lte_rrc_hdrs)
 
 add_library(MAC_NR_COMMON
@@ -2450,6 +2435,16 @@ make_driver(ue_ip ${OPENAIR2_DIR}/NETWORK_DRIVER/UE_IP ${ue_ip_src})
 
 include(${OPENAIR1_DIR}/PHY/CODING/nrLDPC_decoder/nrLDPC_tools/CMakeLists.txt)
 
+set(ENABLE_TESTS OFF CACHE STRING "Activate build of tests")
+set_property(CACHE ENABLE_TESTS PROPERTY TYPE BOOL)
+if(ENABLE_TESTS)
+  # activates globally adding tests such that they can be run using ctest
+  enable_testing()
+  # meta-target: each test is supposed to add_dependencies(tests ${NEWTEST})
+  # then, it is possible to build and execute all tests using "ninja tests && ctest"
+  add_custom_target(tests)
+endif()
+
 add_subdirectory(common)
 add_subdirectory(doc)
 add_subdirectory(openair1)