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wenbo13579
201
Makefile
Normal file
201
Makefile
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#
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# 'make' build executable file 'main'
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# 'make clean' removes all .o and executable files
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#
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.DEFAULT_GOAL := all
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# CROSS_COMPILE ?= arm-linux-gnueabihf-
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CROSS_COMPILE ?=
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TARGET ?= main
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# define the C compiler to use
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CC := $(CROSS_COMPILE)gcc
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LD := $(CROSS_COMPILE)ld
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OBJCOPY := $(CROSS_COMPILE)objcopy
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OBJDUMP := $(CROSS_COMPILE)objdump
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SIZE := $(CROSS_COMPILE)size
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# define any compile-time flags
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CFLAGS ?=
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CFLAGS += -O0
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CFLAGS += -g
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# warning param setting
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CFLAGS += -Wall
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# think use -Os.
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CFLAGS += -Wno-unused-function
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CFLAGS += -Wno-unused-variable
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CFLAGS += -Wstrict-prototypes
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CFLAGS += -Wshadow
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# CFLAGS += -Werror
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# spec c version
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CFLAGS += -std=c99
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# CFLAGS += -Wno-format
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# for makefile depend tree create
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CFLAGS += -MMD -MP
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# for weak.
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CFLAGS += -fno-common
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## MAKEFILE COMPILE MESSAGE CONTROL ##
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ifeq ($(V),1)
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Q=
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else
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Q=@
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endif
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# Put functions and data in their own binary sections so that ld can
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# garbage collect them
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ifeq ($(NOGC),1)
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GC_CFLAGS =
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GC_LDFLAGS =
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else
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GC_CFLAGS = -ffunction-sections -fdata-sections
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GC_LDFLAGS = -Wl,--gc-sections -Wl,--check-sections
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endif
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CFLAGS += $(GC_CFLAGS)
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# define ld params
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LDFLAGS :=
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LDFLAGS += $(GC_LDFLAGS)
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# define library paths in addition to /usr/lib
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# if I wanted to include libraries not in /usr/lib I'd specify
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# their path using -Lpath, something like:
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LFLAGS :=
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# define output directory
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OUTPUT_PATH := output
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# define source directory
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SRC :=
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# define include directory
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INCLUDE :=
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# define lib directory
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LIB :=
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OUTPUT_TARGET := $(OUTPUT_PATH)/$(TARGET)
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OBJDIR = $(OUTPUT_PATH)/obj
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# include user build.mk
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include build.mk
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ifeq ($(OS),Windows_NT)
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ifdef ComSpec
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WINCMD:=$(ComSpec)
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endif
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ifdef COMSPEC
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WINCMD:=$(COMSPEC)
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endif
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SHELL:=$(WINCMD)
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MAIN := $(TARGET).exe
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ECHO=echo
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SOURCEDIRS := $(SRC)
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INCLUDEDIRS := $(INCLUDE)
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LIBDIRS := $(LIB)
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FIXPATH = $(subst /,\,$1)
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RM := del /q /s
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MD := mkdir
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else
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MAIN := $(TARGET)
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ECHO=echo
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SOURCEDIRS := $(shell find $(SRC) -type d)
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INCLUDEDIRS := $(shell find $(INCLUDE) -type d)
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LIBDIRS := $(shell find $(LIB) -type d)
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FIXPATH = $1
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RM = rm -rf
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MD := mkdir -p
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endif
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# define any directories containing header files other than /usr/include
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INCLUDES := $(patsubst %,-I%, $(INCLUDEDIRS:%/=%))
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@echo INCLUDES: $(INCLUDES)
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# define the C libs
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LIBS := $(patsubst %,-L%, $(LIBDIRS:%/=%))
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# define the C source files
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SOURCES := $(wildcard $(patsubst %,%/*.c, $(SOURCEDIRS)))
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# define the C object files
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OBJECTS := $(patsubst %, $(OBJDIR)/%, $(SOURCES:.c=.o))
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OBJ_MD := $(addprefix $(OBJDIR)/, $(SOURCEDIRS))
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ALL_DEPS := $(OBJECTS:.o=.d)
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# include dependency files of application
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ifneq ($(MAKECMDGOALS),clean)
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-include $(ALL_DEPS)
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endif
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#
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# The following part of the makefile is generic; it can be used to
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# build any executable just by changing the definitions above and by
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# deleting dependencies appended to the file from 'make depend'
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#
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OUTPUT_MAIN := $(OUTPUT_PATH)/$(MAIN)
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# Fix path error.
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#OUTPUT_MAIN := $(call FIXPATH,$(OUTPUT_MAIN))
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.PHONY: all clean
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all: main
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@$(ECHO) Start Build Image.
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$(OBJCOPY) -v -O binary $(OUTPUT_MAIN) $(OUTPUT_TARGET).bin
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$(OBJDUMP) --source --all-headers --demangle --line-numbers --wide $(OUTPUT_MAIN) > $(OUTPUT_TARGET).lst
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@$(ECHO) Print Size
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$(Q)@$(SIZE) --format=berkeley $(OUTPUT_MAIN)
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# @$(ECHO) Executing 'all' complete!
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# mk path for object.
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$(OBJ_MD):
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$(Q)if not exist "$@" $(Q)$(MD) $(call FIXPATH, $@)
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# mk output path.
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$(OUTPUT_PATH):
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$(Q)if not exist "$@" $(Q)$(MD) $(call FIXPATH, $@)
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$(OBJDIR):
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$(Q)if not exist "$@" $(Q)$(MD) $(call FIXPATH, $@)
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$(OUTPUT_MAIN): $(OBJECTS)
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@$(ECHO) Linking : "$@"
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$(Q)$(CC) $(CFLAGS) $(LDFLAGS) $(INCLUDES) -Wl,-Map,$(OUTPUT_TARGET).map -o $(OUTPUT_MAIN) $(OBJECTS) $(LFLAGS) $(LIBS) $(OUTPUT_BT_LIB)
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main: | $(OUTPUT_PATH) $(OBJDIR) $(OBJ_MD) $(OUTPUT_MAIN)
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@$(ECHO) Building : "$(OUTPUT_MAIN)"
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# Static Pattern Rules [targets ...: target-pattern: prereq-patterns ...]
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$(OBJECTS): $(OBJDIR)/%.o : %.c
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@$(ECHO) Compiling : "$<"
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$(Q)$(CC) $(CFLAGS) $(INCLUDES) -c $< -o $@
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clean:
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# $(RM) $(OUTPUT_MAIN)
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# $(RM) $(OBJECTS)
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# $(RM) $(OBJDIR)
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$(Q)$(RM) $(call FIXPATH, $(OUTPUT_PATH))
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@$(ECHO) Cleanup complete!
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run: all
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./$(OUTPUT_MAIN)
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@$(ECHO) Executing 'run: all' complete!
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