config BR2_PACKAGE_GNUCHESS bool "gnuchess" depends on BR2_INSTALL_LIBSTDCPP depends on BR2_TOOLCHAIN_HAS_THREADS select BR2_PACKAGE_FLEX help GNU Chess lets most modern computers play a full game of chess. http://ftp.gnu.org/pub/gnu/chess comment "gnuchess needs a toolchain w/ C++, threads" depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS