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makefile
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ifeq ($(strip $(DEVKITARM)),)
$(error "Please set DEVKITARM in your environment. export DEVKITARM=<path to>devkitARM)
endif
CARTRIDGE_NAME = waves
SRC_DIR := src
GEN_SRC_DIR := $(SRC_DIR)/generated
OBJ_DIR := obj
BIN_DIR := bin
LIB_DIR := lib
LIBLUA_A := $(LIB_DIR)/z8luaARM/liblua.a
ROM_O := $(OBJ_DIR)/main.o $(OBJ_DIR)/print.o $(OBJ_DIR)/picographics.o $(OBJ_DIR)/cartridge.o $(OBJ_DIR)/$(CARTRIDGE_NAME).o $(OBJ_DIR)/cartdata.o $(OBJ_DIR)/picolib.o $(OBJ_DIR)/picoemu.o
PICO4GBA_A := $(BIN_DIR)/pico4gba.a
# CLI_O := $(OBJ_DIR)/cli.o
FPSQRT_O := $(LIB_DIR)/fpsqrt/fpsqrt.o
LIB := $(LIBLUA_A) $(FPSQRT_O)
# EXE := $(BIN_DIR)/pico2gba
# CLI := $(BIN_DIR)/pico2gbacli
# CORE := $(BIN_DIR)/libpico2gba.a
CSRC := $(wildcard $(SRC_DIR)/*.c)
CPPSRC := $(wildcard $(SRC_DIR)/*.cpp)
OBJ := $(CPPSRC:.cpp=.o) $(CSRC:.c=.o)
ELF_NAME = $(BIN_DIR)/$(CARTRIDGE_NAME).elf
ROM_NAME = $(BIN_DIR)/$(CARTRIDGE_NAME).gba
# BIN_NAME = $(PRODUCT_NAME)
#MODEL = -mthumb-interwork -mthumb
MODEL = -mthumb-interwork -marm -mlong-calls #This makes interrupts work
SPECS = -specs=gba.specs
# --- Archiver
AS = $(DEVKITARM)/bin/arm-none-eabi-as
ASFLAGS = -mthumb-interwork
# --- Compiler
CC = $(DEVKITARM)/bin/arm-none-eabi-g++
CFLAGS = $(MODEL) -O3 -Wall -pedantic -Wextra -D_ROM=$(ROM_NAME) -I$(DEVKITPRO)/libgba/include -Ilib/z8luaARM -Ilib/fpsqrt
# # --- C++ Compiler
# CPP = $(DEVKITARM)/bin/arm-none-eabi-g++
# CPPFLAGS = $(MODEL) -O3 -Wall -pedantic -Wextra -D_ROM=$(ROM_NAME)
# --- Linker
LD = $(DEVKITARM)/bin/arm-none-eabi-g++
LDFLAGS = $(SPECS) $(MODEL) -lm -lstdc++ -L$(DEVKITPRO)/libgba/lib -lgba
# --- Object/Executable Packager
OBJCOPY = $(DEVKITARM)/bin/arm-none-eabi-objcopy
OBJCOPYFLAGS = -O binary
AR = $(DEVKITARM)/bin/arm-none-eabi-ar rcu
RANLIB = $(DEVKITARM)/bin/arm-none-eabi-ranlib
# --- ROM Fixer
GBAFIX = gbafix
.PHONY: all clean
all: $(ROM_NAME)
# --- Build .elf file into .gba ROM file
$(ROM_NAME) : $(ELF_NAME)
$(OBJCOPY) $(OBJCOPYFLAGS) $(ELF_NAME) $(ROM_NAME)
$(GBAFIX) $(ROM_NAME)
# --- Build .o files into .elf file
$(ELF_NAME) : $(ROM_O) $(LIB) | $(BIN_DIR)
$(LD) $^ $(LDFLAGS) -o $@
$(OBJ_DIR)/%.o: $(SRC_DIR)/%.c | $(OBJ_DIR)
$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@
$(OBJ_DIR)/%.o: $(SRC_DIR)/%.cpp | $(OBJ_DIR)
$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@
$(OBJ_DIR)/%.o: $(GEN_SRC_DIR)/%.c | $(OBJ_DIR)
$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@
$(OBJ_DIR)/%.o: $(GEN_SRC_DIR)/%.cpp | $(OBJ_DIR)
$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@
$(GEN_SRC_DIR)/$(CARTRIDGE_NAME).c: $(CARTRIDGE_NAME).p8 | $(GEN_SRC_DIR)
xxd -i $? $@
sed -i 's/unsigned/const/g' $@
sed -i '1s/^/#include "..\/cartdata.hpp"\n\n/' $@
$(BIN_DIR) $(OBJ_DIR) $(GEN_SRC_DIR):
mkdir -p $@
clean:
@$(RM) -rv $(BIN_DIR) $(OBJ_DIR) $(GEN_SRC_DIR)
deep-clean: clean
@cd $(LIB_DIR)/luaARM && make clean
@cd $(LIB_DIR)/z8luaARM && make clean
$(LIBLUA_A):
cd $(LIB_DIR)/z8luaARM && make liblua.a
$(FPSQRT_O): $(LIB_DIR)/fpsqrt/fpsqrt.c
$(CC) $(CPPFLAGS) $(CFLAGS) -c $< -o $@
-include $(OBJ:.o=.d)