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# Makefile to build Pokemon Diamond image
### Default target ###
default: all
################ Target Executable and Sources ###############
BUILD_DIR := build
TARGET := pokediamond.us
ROM := $(BUILD_DIR)/$(TARGET).nds
ELF := $(BUILD_DIR)/$(TARGET).elf
LD_SCRIPT := ld_script.txt
# Directories containing source files
SRC_DIRS := src
ASM_DIRS := asm
C_FILES := $(foreach dir,$(SRC_DIRS),$(wildcard $(dir)/*.c))
S_FILES := $(foreach dir,$(ASM_DIRS),$(wildcard $(dir)/*.s))
# Object files
O_FILES := $(foreach file,$(C_FILES),$(BUILD_DIR)/$(file:.c=.o)) \
$(foreach file,$(S_FILES),$(BUILD_DIR)/$(file:.s=.o)) \
##################### Compiler Options #######################
MWCCVERSION := 2.0/base
CROSS := arm-linux-gnueabi-
MWCCARM := tools/mwccarm/$(MWCCVERSION)/mwccarm.exe
AS := $(CROSS)as
CC := $(MWCCARM)
CPP := cpp -P
LD := $(CROSS)ld
AR := $(CROSS)ar
OBJDUMP := $(CROSS)objdump
OBJCOPY := $(CROSS)objcopy
CFLAGS = -O4,p -proc arm946e -thumb -fp soft -lang c -Cpp_exceptions off
####################### Other Tools #########################
# DS TOOLS
TOOLS_DIR = tools
SHA1SUM = sha1sum
######################### Targets ###########################
all: $(ROM)
@$(SHA1SUM) -c $(TARGET).sha1
clean:
$(RM) -r $(BUILD_DIR)
ALL_DIRS := $(BUILD_DIR) $(addprefix $(BUILD_DIR)/,$(SRC_DIRS) $(ASM_DIRS))
$(BUILD_DIR)/%.o: %.c
$(CC) -c $(CFLAGS) -o $@ $<
$(BUILD_DIR)/%.o: %.s
$(AS) $(ASFLAGS) -MD $(BUILD_DIR)/$*.d -o $@ $<
$(BUILD_DIR)/$(LD_SCRIPT): $(LD_SCRIPT)
$(CPP) $(VERSION_CFLAGS) -MMD -MP -MT $@ -MF $@.d -I include/ -I . -DBUILD_DIR=$(BUILD_DIR) -o $@ $<
$(ELF): $(O_FILES) $(BUILD_DIR)/$(LD_SCRIPT) undefined_syms.txt
$(LD) -T undefined_syms.txt -T $(BUILD_DIR)/$(LD_SCRIPT) -o $(ELF) -Map $(BUILD_DIR)/$(TARGET).map
$(ROM): $(ELF)
$(OBJCOPY) -O binary $< $@
# Make sure build directory exists before compiling anything
DUMMY != mkdir -p $(ALL_DIRS)
### Debug Print ###
print-% : ; $(info $* is a $(flavor $*) variable set to [$($*)]) @true
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