Makefile for BLE_API (https://github.com/xiongyihui/BLE_API)

Makefile

GCC_BIN =
LIBRARY = ble_api

SRC_DIR   := common public services
BUILD_DIR := $(addprefix build/,$(SRC_DIR))

SRC       := $(foreach sdir,$(SRC_DIR),$(wildcard $(sdir)/*.cpp))
OBJ       := $(patsubst %.cpp,build/%.o,$(SRC))
INCLUDES  := $(addprefix -I,$(SRC_DIR))

# remove UARTService.o
OBJ       := $(filter-out build/services/UARTService.o,$(OBJ))

vpath %.cpp $(SRC_DIR)

###############################################################################
AS      = $(GCC_BIN)arm-none-eabi-as
CC      = $(GCC_BIN)arm-none-eabi-gcc
CPP     = $(GCC_BIN)arm-none-eabi-g++
AR      = $(GCC_BIN)arm-none-eabi-ar
LD      = $(GCC_BIN)arm-none-eabi-gcc
OBJCOPY = $(GCC_BIN)arm-none-eabi-objcopy


CPU = -mcpu=cortex-m0 -mthumb
CC_FLAGS = $(CPU) -c -g -fno-common -fmessage-length=0 -Wall -fno-exceptions -ffunction-sections -fdata-sections -fomit-frame-pointer -fno-rtti


define make-goal
$1/%.o: %.cpp
	$(CPP) $(cc_FLAGS) -std=gnu++98 $(INCLUDES) -c $$< -o $$@
endef

.PHONY: all checkdirs clean

all: checkdirs lib$(LIBRARY).a

lib$(LIBRARY).a: $(OBJ)
	$(AR) rcs $@ $^

%.o: %.cpp
	$(CPP) $(CC_FLAGS) -std=gnu++98 $(INCLUDES) -c $< -o $@

checkdirs: $(BUILD_DIR)

$(BUILD_DIR):
	@mkdir -p $@

clean:
	@rm -rf $(BUILD_DIR)

$(foreach bdir,$(BUILD_DIR),$(eval $(call make-goal,$(bdir))))