Fix interface targets that do not have libraries (ros#1013)

sloretz · Aug 1, 2019 · 4a73103 · 4a73103
1 parent 9d09c2e
commit 4a73103
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/cmake/catkin_libraries.cmake b/cmake/catkin_libraries.cmake
@@ -137,8 +137,10 @@ function(catkin_replace_imported_library_targets VAR)
       get_target_property(${lib}_imported ${lib} IMPORTED)
       if(${${lib}_type} STREQUAL "INTERFACE_LIBRARY")
         get_target_property(${lib}_interface_link_libraries ${lib} INTERFACE_LINK_LIBRARIES)
-        catkin_replace_imported_library_targets(${lib}_resolved_libs ${${lib}_interface_link_libraries})
-        list(APPEND result ${${lib}_resolved_libs})
+        if(${${lib}_interface_link_libraries})
+          catkin_replace_imported_library_targets(${lib}_resolved_libs ${${lib}_interface_link_libraries})
+          list(APPEND result ${${lib}_resolved_libs})
+        endif()
       elseif(${${lib}_imported})
         set(imported_libraries)  # empty list
         get_target_property(${lib}_imported_location ${lib} IMPORTED_LOCATION)