# additional modules dependencies

ifneq (, $(filter lua, $(USEPKG)))
    USEMODULE += newlib_syscalls_default
    USEMODULE += xtimer
endif

ifneq (, $(filter lwip%, $(USEMODULE)))
    USEMODULE += newlib_syscalls_default
endif

ifneq (,$(filter ndn-riot,$(USEPKG)))
    USEMODULE += crypto
    USEMODULE += cipher_modes
endif

ifneq (, $(filter posix%, $(USEMODULE)))
    USEMODULE += newlib_syscalls_default
endif

ifneq (, $(filter shell, $(USEMODULE)))
    USEMODULE += newlib_syscalls_default
    USEMODULE += xtimer
endif

ifneq (, $(filter xtimer, $(USEMODULE)))
    USEMODULE += newlib_syscalls_default
endif

ifneq (, $(filter vfs, $(USEMODULE)))
    USEMODULE += newlib_syscalls_default
    USEMODULE += xtimer
endif

ifneq (, $(filter newlib_syscalls_default, $(USEMODULE)))
    USEMODULE += stdio_uart
endif

# network interface dependencies
ifneq (, $(filter netdev_default, $(USEMODULE)))
    # if NETDEV_DEFAULT is empty, we use module mrf24j40 as default network device
    ifndef NETDEV_DEFAULT
        USEMODULE += mrf24j40
    else
        USEMODULE += $(NETDEV_DEFAULT)
    endif
endif