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ifndef IOE_PREFIX
IOE_PREFIX = .
endif
IOE_SRC_SPI = $(IOE_PREFIX)/src/spi.c
IOE_SRC_USART = $(IOE_PREFIX)/src/usart.c
IOE_SRC = $(IOE_SRC_SPI) $(IOE_SRC_USART)
IOE_OBJ_SPI = $(patsubst %.c,%.o,$(IOE_SRC_SPI))
IOE_OBJ_USART = $(patsubst %.c,%.o,$(IOE_SRC_USART))
IOE_OBJ = $(patsubst %.c,%.o,$(IOE_SRC))
IOE_DEP_SPI = $(patsubst %.c,%.d,$(IOE_SRC_SPI))
IOE_DEP_USART = $(patsubst %.c,%.d,$(IOE_SRC_USART))
IOE_DEP = $(patsubst %.c,%.d,$(IOE_SRC))
ifndef IOE_ONLYPATHS # Following section can be suppressed by defining this variable
ifneq ($(MAKECMDGOALS),clean)
ifneq ($(MAKECMDGOALS),help)
-include $(IOE_DEP)
endif
endif
ifndef F_CPU
$(error Please define F_CPU variable in makefile before including avr-ioe.mk)
endif
ifndef MMCU
$(error Pleade define MMCU variable in makefile before including avr-ioe.mk)
endif
IOE_CFLAGS ?= -Os -ffunction-sections -fdata-sections -fshort-enums -Wall \
-DF_CPU=$(F_CPU) -mmcu=$(MMCU)
IOE_GCC ?= avr-gcc
$(IOE_OBJ): %.o: %.c
$(IOE_GCC) $(IOE_CFLAGS) -c -o $@ $<
$(IOE_DEP): %.d: %.c
$(IOE_GCC) -MM -MG -MT '$*.o $@' $(IOE_CFLAGS) -c -o $@ $<
.PHONY: ioeclean
ioeclean::
$(RM) $(IOE_OBJ)
$(RM) $(IOE_DEP)
endif
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