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Makefile
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Makefile
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.SUFFIXES:
ifeq ($(strip $(DEVKITARM)),)
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM")
endif
TOPDIR ?= $(CURDIR)
include $(DEVKITARM)/3ds_rules
CTRPFLIB ?= $(DEVKITPRO)/libctrpf
TARGET := $(notdir $(CURDIR))
PLGINFO := CTRPluginFramework.plgInfo
BUILD := Build
INCLUDES := Includes
SOURCES := Sources
#---------------------------------------------------------------------------------
# options for code generation
#---------------------------------------------------------------------------------
ARCH := -march=armv6k -mtune=mpcore -mfloat-abi=hard -mtp=soft
CFLAGS := $(ARCH) -Os -mword-relocations \
-fomit-frame-pointer -ffunction-sections -fno-strict-aliasing
CFLAGS += $(INCLUDE) -D__3DS__
CXXFLAGS := $(CFLAGS) -fno-rtti -fno-exceptions -std=gnu++11
ASFLAGS := $(ARCH)
LDFLAGS := -T $(TOPDIR)/3gx.ld $(ARCH) -Os -Wl,--gc-sections,--strip-discarded,--strip-debug
LIBS := -lctrpf -lctru -lm
LIBDIRS := $(CTRPFLIB) $(CTRULIB) $(PORTLIBS)
#---------------------------------------------------------------------------------
# no real need to edit anything past this point unless you need to add additional
# rules for different file extensions
#---------------------------------------------------------------------------------
ifneq ($(BUILD),$(notdir $(CURDIR)))
#---------------------------------------------------------------------------------
export OUTPUT := $(CURDIR)/$(TARGET)
export TOPDIR := $(CURDIR)
export VPATH := $(foreach dir,$(SOURCES),$(CURDIR)/$(dir)) \
$(foreach dir,$(DATA),$(CURDIR)/$(dir))
export DEPSDIR := $(CURDIR)/$(BUILD)
CFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.c)))
CPPFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.cpp)))
SFILES := $(foreach dir,$(SOURCES),$(notdir $(wildcard $(dir)/*.s)))
export LD := $(CXX)
export OFILES := $(CPPFILES:.cpp=.o) $(CFILES:.c=.o) $(SFILES:.s=.o)
export INCLUDE := $(foreach dir,$(INCLUDES),-I $(CURDIR)/$(dir) ) \
$(foreach dir,$(LIBDIRS),-I $(dir)/include) \
-I $(CURDIR)/$(BUILD)
export LIBPATHS := $(foreach dir,$(LIBDIRS),-L $(dir)/lib)
.PHONY: $(BUILD) clean all
#---------------------------------------------------------------------------------
all: $(BUILD)
$(BUILD):
@[ -d $@ ] || mkdir -p $@
@$(MAKE) --no-print-directory -C $(BUILD) -f $(CURDIR)/Makefile
#---------------------------------------------------------------------------------
clean:
@echo clean ...
@rm -fr $(BUILD) $(OUTPUT).3gx $(OUTPUT).elf
re: clean all
#---------------------------------------------------------------------------------
else
DEPENDS := $(OFILES:.o=.d)
#---------------------------------------------------------------------------------
# main targets
#---------------------------------------------------------------------------------
$(OUTPUT).3gx : $(OFILES)
#---------------------------------------------------------------------------------
# you need a rule like this for each extension you use as binary data
#---------------------------------------------------------------------------------
%.bin.o : %.bin
#---------------------------------------------------------------------------------
@echo $(notdir $<)
@$(bin2o)
#---------------------------------------------------------------------------------
.PRECIOUS: %.elf
%.3gx: %.elf
#---------------------------------------------------------------------------------
@echo creating $(notdir $@)
@3gxtool -s $(word 1, $^) $(TOPDIR)/$(PLGINFO) $@
-include $(DEPENDS)
#---------------------------------------------------------------------------------
endif