166 lines
6.2 KiB
Makefile
166 lines
6.2 KiB
Makefile
#---------------------------------------------------------------------------------
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.SUFFIXES:
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(DEVKITARM)),)
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$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
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endif
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TOPDIR ?= $(CURDIR)
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include $(DEVKITARM)/base_rules
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include $(TOPDIR)/../libraries/libn3ds/libn3ds9.mk
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#---------------------------------------------------------------------------------
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# TARGET is the name of the output
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# BUILD is the directory where object files & intermediate files will be placed
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# SOURCES is a list of directories containing source code
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# DATA is a list of directories containing data files
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# INCLUDES is a list of directories containing header files
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#---------------------------------------------------------------------------------
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#TARGET := $(notdir $(CURDIR))
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BUILD := build
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SOURCES += ../source/arm9
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DATA :=
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INCLUDES += ../include
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DEFINES := -D__ARM9__ -D__3DS__ -DLIBN3DS_LEGACY=1 -DVERS_STRING=\"$(VERS_STRING)\" \
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-DVERS_MAJOR=$(VERS_MAJOR) -DVERS_MINOR=$(VERS_MINOR)
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ifneq ($(strip $(NO_DEBUG)),)
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DEFINES += -DNDEBUG
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endif
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#---------------------------------------------------------------------------------
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# options for code generation
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#---------------------------------------------------------------------------------
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ARCH := -march=armv5te -mtune=arm946e-s -mfloat-abi=soft -mtp=soft -marm -mthumb-interwork -masm-syntax-unified
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CFLAGS := $(ARCH) -std=c23 -O2 -gdwarf-4 -flto -mword-relocations \
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-ffunction-sections -Wall -Wextra
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CFLAGS += $(INCLUDE) $(DEFINES)
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CXXFLAGS := $(ARCH) -std=c++23 -O2 -gdwarf-4 -flto -fno-rtti -fno-exceptions \
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-mword-relocations -ffunction-sections -Wall -Wextra
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CXXFLAGS += $(INCLUDE) $(DEFINES)
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ASFLAGS := $(ARCH) -gdwarf-4 -flto $(INCLUDE) $(DEFINES)
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LDFLAGS = $(ARCH) -gdwarf-4 -flto -specs=../arm9.specs -Wl,-Map,$(notdir $*.map) -nostartfiles
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ifeq ($(strip $(NO_DEBUG)),)
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CFLAGS := $(subst -flto,,$(CFLAGS)) -fstack-protector-strong -fno-inline
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CXXFLAGS := $(subst -flto,,$(CXXFLAGS)) -fstack-protector-strong -fno-inline
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ASFLAGS := $(subst -flto,,$(ASFLAGS))
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LDFLAGS := $(subst -flto,,$(LDFLAGS)) -fstack-protector-strong -fno-inline -Wl,-wrap=malloc,-wrap=calloc,-wrap=free
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endif
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LIBS :=
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#---------------------------------------------------------------------------------
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# list of directories containing libraries, this must be the top level containing
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# include and lib
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#---------------------------------------------------------------------------------
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LIBDIRS :=
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#---------------------------------------------------------------------------------
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# no real need to edit anything past this point unless you need to add additional
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# rules for different file extensions
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#---------------------------------------------------------------------------------
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ifneq ($(BUILD),$(notdir $(CURDIR)))
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#---------------------------------------------------------------------------------
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export OUTPUT := $(CURDIR)/$(TARGET)
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export TOPDIR := $(CURDIR)
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export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
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$(foreach dir,$(DATA),$(CURDIR)/$(dir))
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export DEPSDIR := $(CURDIR)/$(BUILD)
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CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
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CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
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SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
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BINFILES := $(foreach dir,$(DATA),$(notdir $(wildcard $(dir)/*.*)))
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#---------------------------------------------------------------------------------
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# use CXX for linking C++ projects, CC for standard C
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#---------------------------------------------------------------------------------
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ifeq ($(strip $(CPPFILES)),)
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#---------------------------------------------------------------------------------
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export LD := $(CC)
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#---------------------------------------------------------------------------------
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else
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#---------------------------------------------------------------------------------
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export LD := $(CXX)
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#---------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------
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export OFILES_SOURCES := $(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
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export OFILES_BIN := $(addsuffix .o,$(BINFILES))
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export OFILES := $(OFILES_BIN) $(OFILES_SOURCES)
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export HFILES := $(addsuffix .h,$(subst .,_,$(BINFILES)))
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export INCLUDE := $(foreach dir,$(INCLUDES),-I$(CURDIR)/$(dir)) \
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$(foreach dir,$(LIBDIRS),-I$(dir)/include) \
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-I$(CURDIR)/$(BUILD)
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export LIBPATHS := $(foreach dir,$(LIBDIRS),-L$(dir)/lib)
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.PHONY: $(BUILD) all clean
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#---------------------------------------------------------------------------------
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all: $(BUILD) $(DEPSDIR)
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@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
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$(BUILD):
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@mkdir -p $@
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ifneq ($(DEPSDIR),$(BUILD))
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$(DEPSDIR):
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@mkdir -p $@
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endif
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#---------------------------------------------------------------------------------
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clean:
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@echo clean ...
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@rm -fr $(BUILD) $(OUTPUT)9.bin $(OUTPUT)9.elf
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#---------------------------------------------------------------------------------
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else
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#---------------------------------------------------------------------------------
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# main targets
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#---------------------------------------------------------------------------------
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$(OUTPUT)9.bin : $(OUTPUT)9.elf
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@$(OBJCOPY) -O binary $< $@
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@echo built ... $(notdir $@)
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$(OFILES_SOURCES) : $(HFILES)
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$(OUTPUT)9.elf : $(OFILES)
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#---------------------------------------------------------------------------------
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# you need a rule like this for each extension you use as binary data
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#---------------------------------------------------------------------------------
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%.bin.o %_bin.h : %.bin
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#---------------------------------------------------------------------------------
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@echo $(notdir $<)
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@$(bin2o)
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#---------------------------------------------------------------------------------
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%.elf:
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#---------------------------------------------------------------------------------
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@echo linking $(notdir $@)
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@$(LD) $(LDFLAGS) $(OFILES) $(LIBPATHS) $(LIBS) -o $@
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@$(NM) -CSn $@ > $(notdir $*.lst)
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-include $(DEPSDIR)/*.d
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#---------------------------------------------------------------------------------------
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endif
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#---------------------------------------------------------------------------------------
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