add_subdirectory(libpng)
add_subdirectory(ogg)
add_subdirectory(Opcode)
add_subdirectory(vorbis)
add_subdirectory(zlib)
install(
	TARGETS png15 Opcode zlib
	RUNTIME
	DESTINATION ${CMAKE_INSTALL_PREFIX}
	)
if(NOT MSVC)
	foreach(LIB IN ITEMS "libstdc++-6.dll" "libwinpthread-1.dll" "libgcc_s_dw2-1.dll")
		find_file(LIBRARY_${LIB} ${LIB} PATHS ${CMAKE_FIND_ROOT_PATH}/bin)
		if(LIBRARY_${LIB})
			install(PROGRAMS ${LIBRARY_${LIB}} DESTINATION ${CMAKE_INSTALL_PREFIX})
		endif()
	endforeach()
endif()