59 lines
1.2 KiB
Makefile
59 lines
1.2 KiB
Makefile
CROSS_COMPILE ?=
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TARGET_FILE ?= test
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CC = $(CROSS_COMPILE)gcc
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CPP = $(CROSS_COMPILE)cpp
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SRC_DIR = src
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OBJ_DIR = obj
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BIN_DIR = bin
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INCLUDES := inc
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#Alpine Linux ftdi include path
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INCLUDES += /usr/include/libftdi1
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DISTRO=$(cat /etc/issue | grep Alpine)
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ifeq "$(findstring Alpine,$(DISTRO))" ""
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LIBS := ftdi
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else
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LIBS := ftdi1
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endif
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LD_FLAGS :=
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C_FLAGS := -O0 -g
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CPP_FLAGS := $(addprefix -I, $(INCLUDES))
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C_SRCS = $(wildcard $(SRC_DIR)/*.c)
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C_OBJS = $(patsubst $(SRC_DIR)%,$(OBJ_DIR)%,$(patsubst %.c,%.o,$(C_SRCS)))
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OBJS = $(C_OBJS)
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TARGET = $(BIN_DIR)/$(TARGET_FILE)
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THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
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.PHONY: all
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all: $(TARGET)
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$(TARGET): $(OBJS) $(THIS_MAKEFILE)
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@mkdir -p $(BIN_DIR)
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$(CC) $(C_FLAGS) $(LD_FLAGS) $(OBJS) $(addprefix -l,$(LIBS)) -o $@
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.PRECIOUS: $(OBJ_DIR)/%.d
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$(OBJ_DIR)/%.d: $(SRC_DIR)/%.c
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@mkdir -p $(OBJ_DIR)
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$(CPP) -MM -MF $@ -MP -MT $(patsubst %.d,%.o,$@) $(CPP_FLAGS) $(patsubst $(OBJ_DIR)/%.d,$(SRC_DIR)/%.c,$@)
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$(OBJ_DIR)/%.o: $(SRC_DIR)/%.c $(OBJ_DIR)/%.d
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@mkdir -p $(OBJ_DIR)
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$(CC) -c $(CPP_FLAGS) $(C_FLAGS) $< -o $@
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.PHONY: clean
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clean:
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rm -rf $(OBJS) $(patsubst %.o,%.d,$(OBJS)) $(TARGET)
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ifneq ($(MAKECMDGOALS),clean)
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-include $(patsubst %.o,%.d,$(OBJS))
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endif
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