message: Add dummy file to library targets
diff: @@ -80,7 +80,9 @@ set(CAF_NET_TEST_SOURCES
  add_library(libcaf_net_obj OBJECT ${CAF_NET_SOURCES} ${CAF_NET_HEADERS})
  -add_library(libcaf_net $<TARGET_OBJECTS:libcaf_net_obj>)
  +add_library(libcaf_net
  + "${PROJECT_SOURCE_DIR}/cmake/dummy.cpp"
  + $<TARGET_OBJECTS:libcaf_net_obj>)
  add_library(caf::net ALIAS libcaf_net)
  