94 lines
2.0 KiB
Makefile
94 lines
2.0 KiB
Makefile
# Copyright (c) 2020 Fingerprint Cards AB
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Make sure that 'all' target become default target
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.DEFAULT_GOAL := all
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PRODUCT := bmlite_demo
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PATH := /work/devtools/gcc-arm-hf/bin:$(PATH)
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CC := arm-linux-gnueabihf-gcc
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# Setup paths
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OUT := out
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DEPTH :=
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HCP_PATH := ../hcp
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RPIHAL_PATH := ../HAL_Driver
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# Main target
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TARGET := $(OUT)/$(PRODUCT)
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# Common flags
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CFLAGS +=\
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-std=c99\
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-D_DEFAULT_SOURCE \
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-g3\
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-Og\
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-Wall\
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-Werror\
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-fdata-sections\
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-ffunction-sections\
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-MMD\
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-MP\
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-Wno-unused-result
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# C source files
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C_SRCS = $(wildcard src/*.c)
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# Include directories
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PATH_INC += inc
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C_INC = $(addprefix -I,$(PATH_INC))
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# Include HCP
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include $(HCP_PATH)/hcp.mk
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include $(RPIHAL_PATH)/raspberry.mk
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# Object files and search paths
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VPATH += $(sort $(dir $(C_SRCS)))
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OBJECTS = $(patsubst %.c,$(OUT)/obj/%.o,$(notdir $(C_SRCS)))
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# Dependency files
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DEP := $(OBJECTS:.o=.d)
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DEP_CFLAGS=$(OUT)/dep_cflags.txt
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all: $(TARGET)
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# Create binary from object files and external libraries
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$(TARGET): $(OBJECTS) $(DEP_CFLAGS)
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@mkdir -p $(@D)
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$(CC) $(CFLAGS) $(C_INC) $(OBJECTS) $(LDFLAGS) -o $@
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# Compile source files
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$(OUT)/obj/%.o: %.c $(DEP_CFLAGS)
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@mkdir -p $(dir $@)
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$(CC) $(CFLAGS) $(C_INC) -o $@ -c $<
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# Detect changes in CFLAGS
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$(DEP_CFLAGS): force
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@mkdir -p $(dir $@)
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@echo '$(CFLAGS)' | cmp -s - $@ || echo '$(CFLAGS)' > $@
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-include $(DEP)
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# Empty rule for dep files, they will be created when compiling
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%.d: ;
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clean:
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rm -rf $(OUT)
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.PHONY: clean force
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