IF (VORBIS_LIBRARY)
 FILE( GLOB OGGReader_files *.cpp )

 # include the second parent of vorbisfile.h
 get_filename_component(OGG_INCLUDE ${VORBIS_FILE} PATH)
 include_directories(${OGG_INCLUDE})

 ADD_GEMRB_PLUGIN (OGGReader ${OGGReader_files})

 TARGET_LINK_LIBRARIES(OGGReader ${VORBIS_LIBRARY} ${CMAKE_THREAD_LIBS_INIT})
ENDIF (VORBIS_LIBRARY)
