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#
# LUFA Library
# Copyright (C) Dean Camera, 2015.
#
# dean [at] fourwalledcubicle [dot] com
# www.lufa-lib.org
#
DMBS_BUILD_MODULES += LUFA_GCC
DMBS_BUILD_TARGETS +=
DMBS_BUILD_MANDATORY_VARS += LUFA_PATH ARCH F_USB
DMBS_BUILD_OPTIONAL_VARS += BOARD
DMBS_BUILD_PROVIDED_VARS +=
DMBS_BUILD_PROVIDED_MACROS +=
SHELL = /bin/sh
ERROR_IF_UNSET ?= $(if $(filter undefined, $(origin $(strip $(1)))), $(error Makefile $(strip $(1)) value not set))
ERROR_IF_EMPTY ?= $(if $(strip $($(strip $(1)))), , $(error Makefile $(strip $(1)) option cannot be blank))
ERROR_IF_NONBOOL ?= $(if $(filter Y N, $($(strip $(1)))), , $(error Makefile $(strip $(1)) option must be Y or N))
# Sanity check user supplied values
$(call ERROR_IF_EMPTY, LUFA_PATH)
$(call ERROR_IF_EMPTY, ARCH)
$(call ERROR_IF_EMPTY, F_USB)
# Default values of optionally user-supplied variables
BOARD ?= NONE
# Determine the utility prefix to use for the selected architecture
ifeq ($(ARCH), XMEGA)
$(warning The XMEGA device support is currently EXPERIMENTAL (incomplete and/or non-functional), and is included for preview purposes only.)
else ifeq ($(ARCH), UC3)
$(warning The UC3 device support is currently EXPERIMENTAL (incomplete and/or non-functional), and is included for preview purposes only.)
endif
# Common LUFA C/C++ includes/definitions
LUFA_CXX_INCLUDES = -I. -I$(patsubst %/,%,$(LUFA_PATH))/..
LUFA_CXX_DEFINES = -DARCH=ARCH_$(ARCH) -DBOARD=BOARD_$(BOARD) -DF_USB=$(F_USB)UL
# LUFA specific standard build options
C_FLAGS += $(LUFA_CXX_INCLUDES) $(LUFA_CXX_DEFINES) $(LUFA_CXX_FLAGS)
CPP_FLAGS += $(LUFA_CXX_INCLUDES) $(LUFA_CXX_DEFINES) $(LUFA_CXX_FLAGS)
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