Import('env') env_spine_runtime = env.Clone() env_spine_runtime.Append(CPPPATH=["spine-cpp/include"]) env_spine_runtime.Append(CCFLAGS=['-O2']) env_spine_runtime.add_source_files(env.modules_sources, "spine-cpp/src/spine/*.cpp") env_spine_runtime.add_source_files(env.modules_sources, "*.cpp")