config BR2_PACKAGE_SPDLOG bool "spdlog" depends on BR2_INSTALL_LIBSTDCPP depends on BR2_TOOLCHAIN_HAS_THREADS depends on BR2_USE_WCHAR # fmt select BR2_PACKAGE_FMT help Very fast, header only, C++ logging library. https://github.com/gabime/spdlog comment "spdlog needs a toolchain w/ C++, threads, wchar" depends on !BR2_INSTALL_LIBSTDCPP || !BR2_TOOLCHAIN_HAS_THREADS \ || !BR2_USE_WCHAR