64 lines
1.9 KiB
Makefile
64 lines
1.9 KiB
Makefile
MOON_DIR := $(realpath $(dir $(abspath $(lastword $(MAKEFILE_LIST)))))
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MOON_SRC := $(MOON_DIR)/src
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MOON_OBJ := $(MOON_DIR)/lib
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MOON_BIN := $(MOON_DIR)/bin
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CC := x86_64-elf-gcc
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CXX := x86_64-elf-g++
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AS := x86_64-elf-as
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NASM := nasm
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CFLAGS := -g -Wall -Wextra -Werror -Os -ffreestanding -mno-red-zone -mno-mmx -mno-sse -mno-sse2 -fshort-wchar -mcmodel=kernel -I$(MOON_DIR)/include -isystem $(MOON_DIR)/include/std
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CXXFLAGS := -fno-rtti -fno-exceptions
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NASMFLAGS := -felf64
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ASFLAGS :=
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LDFLAGS := -T$(MOON_DIR)/moon.ld -nostdlib -lgcc -Wl,--build-id=none -z max-page-size=0x1000
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ifneq ($(MOON_BUILD_STABLE), 1)
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CFLAGS := ${CFLAGS} -D_MOON_SUFFIX="$(shell git rev-parse --short HEAD)"
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endif
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rwildcard=$(foreach d,$(wildcard $(1:=/*)),$(call rwildcard,$d,$2) $(filter $(subst *,%,$2),$d))
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CXX_SRC = $(call rwildcard,$(MOON_SRC),*.cpp)
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C_SRC = $(call rwildcard,$(MOON_SRC),*.c)
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AS_SRC = $(call rwildcard,$(MOON_SRC),*.S)
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NASM_SRC = $(call rwildcard,$(MOON_SRC),*.asm)
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OBJS = $(patsubst $(MOON_SRC)/%.cpp, $(MOON_OBJ)/%.cpp.o, $(CXX_SRC))
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OBJS += $(patsubst $(MOON_SRC)/%.c, $(MOON_OBJ)/%.c.o, $(C_SRC))
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OBJS += $(patsubst $(MOON_SRC)/%.S, $(MOON_OBJ)/%.S.o, $(AS_SRC))
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OBJS += $(patsubst $(MOON_SRC)/%.asm, $(MOON_OBJ)/%.asm.o, $(NASM_SRC))
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default: $(MOON_BIN)/moon.elf
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$(MOON_OBJ)/interrupts/handlers.cpp.o: $(MOON_SRC)/interrupts/handlers.cpp
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@mkdir -p $(@D)
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$(CXX) $(CFLAGS) -mgeneral-regs-only $(CXXFLAGS) -o $@ -c $^
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$(MOON_OBJ)/%.cpp.o: $(MOON_SRC)/%.cpp
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@mkdir -p $(@D)
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$(CXX) $(CFLAGS) $(CXXFLAGS) -o $@ -c $^
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$(MOON_OBJ)/%.c.o: $(MOON_SRC)/%.c
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@mkdir -p $(@D)
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$(CC) $(CFLAGS) -o $@ -c $^
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$(MOON_OBJ)/%.S.o: $(MOON_SRC)/%.S
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@mkdir -p $(@D)
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$(AS) $(ASFLAGS) -o $@ $^
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$(MOON_OBJ)/%.asm.o: $(MOON_SRC)/%.asm
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@mkdir -p $(@D)
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$(NASM) $(NASMFLAGS) -o $@ $^
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$(MOON_BIN)/moon.elf: $(OBJS)
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@mkdir -p $(@D)
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$(CC) $(OBJS) $(CFLAGS) $(LDFLAGS) -o $@
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moon-clean:
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rm -rf $(MOON_OBJ)/*
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$(LUNA_ROOT)/initrd/boot/moon.elf: $(MOON_BIN)/moon.elf
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@mkdir -p $(@D)
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cp $^ $@
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