include util.mak

CC=riscv64-unknown-elf-gcc
CPP=riscv64-unknown-elf-gcc
OBJDUMP=riscv64-unknown-elf-objdump

CFLAGS= -c -fPIC -g -O2
LDFLAGS=-static -T app.ld -nostartfiles
INCL_KEY=-I
DIR_KEY=-B


# include sub-folders list
INCL_PATH=\
	$(TOP_DIR)common \
	$(TOP_DIR)helloworld/src

# source files directories list:
SRC_PATH = \
	$(TOP_DIR)helloworld/src

LIB_NAMES = \
	gcc \
	stdc++ \
	c \
	m

VPATH = $(SRC_PATH)

SOURCES = \
	main \
	helloworld

OBJ_FILES = $(addsuffix .o,$(SOURCES))
EXECUTABLE = helloworld
DUMPFILE = $(EXECUTABLE).dump

all: example

.PHONY: $(EXECUTABLE)


example: $(EXECUTABLE) $(DUMPFILE)

$(EXECUTABLE): $(OBJ_FILES)
	echo $(CPP) $(LDFLAGS) $(addprefix $(OBJ_DIR)/,$(OBJ_FILES)) -o $(addprefix $(ELF_DIR)/,$@) $(addprefix -l,$(LIB_NAMES))
	$(CPP) $(LDFLAGS) $(addprefix $(OBJ_DIR)/,$(OBJ_FILES)) -o $(addprefix $(ELF_DIR)/,$@) $(addprefix -l,$(LIB_NAMES))
	$(ECHO) "\n  helloworld has been built successfully.\n"

$(DUMPFILE): $(EXECUTABLE)
	echo $(OBJDUMP) --disassemble-all --disassemble-zeroes --section=.text --section=.text.startup --section=.data $(addprefix $(ELF_DIR)/,$<) > $(addprefix $(ELF_DIR)/,$@)
	$(OBJDUMP) --disassemble-all --disassemble-zeroes --section=.text --section=.text.startup --section=.data $(addprefix $(ELF_DIR)/,$<) > $(addprefix $(ELF_DIR)/,$@)

%.o: %.cpp
	echo $(CPP) $(CFLAGS) $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)
	$(CPP) $(CFLAGS) $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)

%.o: %.c
	echo $(CC) $(CFLAGS) $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)
	$(CC) $(CFLAGS) $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)

%.o: %.S
	echo $(CC) $(CFLAGS) -D__ASSEMBLY__=1 $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)
	$(CC) $(CFLAGS) -D__ASSEMBLY__=1 $(addprefix $(INCL_KEY),$(INCL_PATH)) $< -o $(addprefix $(OBJ_DIR)/,$@)


