include_directories(${PROJECT_SOURCE_DIR}/3rdparty/hts_engine_API/include) set(HTS_ENGINE_SOURCES lib/HTS_audio.c lib/HTS_engine.c lib/HTS_gstream.c lib/HTS_label.c lib/HTS_misc.c lib/HTS_model.c lib/HTS_pstream.c lib/HTS_sstream.c lib/HTS_vocoder.c ) add_library(hts_engine STATIC ${HTS_ENGINE_SOURCES} )