srsran_rf: fix warning of mismatching expressions in if() and endif()

lib/src/phy/rf/CMakeLists.txt

@@ -48,7 +48,7 @@ if(RF_FOUND)
     if (UHD_ENABLE_CUSTOM_RFNOC)
       add_definitions(-DUHD_ENABLE_CUSTOM_RFNOC)
     endif(UHD_ENABLE_CUSTOM_RFNOC)
-  endif (UHD_FOUND)
+  endif (UHD_FOUND AND ENABLE_UHD)
 
   if (BLADERF_FOUND AND ENABLE_BLADERF)
     add_definitions(-DENABLE_BLADERF)
@@ -63,7 +63,7 @@ if(RF_FOUND)
     endif (ENABLE_RF_PLUGINS)
     target_link_libraries(srsran_rf_blade srsran_rf_utils srsran_phy ${BLADERF_LIBRARIES})
     install(TARGETS srsran_rf_blade DESTINATION ${LIBRARY_DIR})
-  endif (BLADERF_FOUND)
+  endif (BLADERF_FOUND AND ENABLE_BLADERF)
 
   if (SOAPYSDR_FOUND AND ENABLE_SOAPYSDR)
     add_definitions(-DENABLE_SOAPYSDR)
@@ -95,7 +95,7 @@ if(RF_FOUND)
     endif (ENABLE_RF_PLUGINS)
     target_link_libraries(srsran_rf_skiq srsran_rf_utils srsran_phy ${SKIQ_LIBRARIES} rt)
     install(TARGETS srsran_rf_skiq DESTINATION ${LIBRARY_DIR})
-  endif(SKIQ_FOUND)
+  endif(SKIQ_FOUND AND ENABLE_SKIQ)
 
   if (ZEROMQ_FOUND AND ENABLE_ZEROMQ)
     add_definitions(-DENABLE_ZEROMQ)
@@ -110,7 +110,7 @@ if(RF_FOUND)
     endif (ENABLE_RF_PLUGINS)
     target_link_libraries(srsran_rf_zmq srsran_rf_utils srsran_phy ${ZEROMQ_LIBRARIES})
     install(TARGETS srsran_rf_zmq DESTINATION ${LIBRARY_DIR})
-  endif (ZEROMQ_FOUND)
+  endif (ZEROMQ_FOUND AND ENABLE_ZEROMQ)
 
   # Add sources of file-based RF directly to the RF library (not as a plugin)
   list(APPEND SOURCES_RF rf_file_imp.c rf_file_imp_tx.c rf_file_imp_rx.c)