lib/BuildSystem/CMakeLists.txt

add_llbuild_library(llbuildBuildSystem
  BuildExecutionQueue.cpp
  BuildFile.cpp
  BuildKey.cpp
  BuildNode.cpp
  BuildSystem.cpp
  BuildSystemFrontend.cpp
  BuildValue.cpp
  ExternalCommand.cpp
  LaneBasedExecutionQueue.cpp
  SwiftTools.cpp
  )