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https://github.com/EnderIce2/Fennix.git
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85 lines
2.3 KiB
Makefile
85 lines
2.3 KiB
Makefile
FILENAME = libkernel.so
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default:
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$(error Do not run this Makefile directly!)
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S_SOURCES = $(shell find ./ -type f -name '*.S' -not -path "./crt/*")
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C_SOURCES = $(shell find ./ -type f -name '*.c' -not -path "./crt/*")
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CXX_SOURCES = $(shell find ./ -type f -name '*.cpp' -not -path "./crt/*")
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HEADERS = $(sort $(dir $(wildcard $(INCLUDE_DIR)/*)))
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OBJ = $(C_SOURCES:.c=.o) $(CXX_SOURCES:.cpp=.o) $(ASM_SOURCES:.asm=.o) $(S_SOURCES:.S=.o) $(PSF_SOURCES:.psf=.o) $(BMP_SOURCES:.bmp=.o)
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STACK_USAGE_OBJ = $(C_SOURCES:.c=.su) $(CXX_SOURCES:.cpp=.su)
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LDFLAGS := -fPIC -fPIE -pie -nostdlib -nodefaultlibs -nolibc \
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-zmax-page-size=0x1000 -Wl,-Map libkernel.map -shared
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WARNCFLAG = -Wall -Wextra
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CFLAGS := -I$(INCLUDE_DIR) -shared
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ifeq ($(OSARCH), amd64)
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CFLAGS += -fPIC -fPIE -pie -mno-80387 -mno-mmx -mno-3dnow \
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-mno-red-zone -mno-sse -mno-sse2 \
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-march=x86-64 -pipe -ffunction-sections \
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-msoft-float -fno-builtin
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else ifeq ($(OSARCH), i386)
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CFLAGS += -fPIC -fPIE -pie -mno-80387 -mno-mmx -mno-3dnow \
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-mno-red-zone -mno-sse -mno-sse2 -ffunction-sections \
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-march=i386 -pipe -msoft-float -fno-builtin
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else ifeq ($(OSARCH), aarch64)
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CFLAGS += -pipe -fno-builtin -fPIC
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endif
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CRT_CFLAGS := -fPIC -fPIE -pie -std=c++20 -I$(INCLUDE_DIR)
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ifeq ($(OSARCH), amd64)
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CRT_CFLAGS += -mno-red-zone
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else ifeq ($(OSARCH), i386)
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CRT_CFLAGS += -mno-red-zone
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else ifeq ($(OSARCH), aarch64)
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CRT_CFLAGS +=
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endif
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ifeq ($(DEBUG), 1)
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CFLAGS += -DDEBUG -ggdb3 -O0 -fdiagnostics-color=always -fstack-usage
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CRT_CFLAGS += -DDEBUG -ggdb3 -O0 -fdiagnostics-color=always -fstack-usage
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ifeq ($(OSARCH), amd64)
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CFLAGS += -fverbose-asm
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CRT_CFLAGS += -fverbose-asm
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endif
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ifneq ($(OSARCH), aarch64)
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CFLAGS += -fstack-check
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CRT_CFLAGS += -fstack-check
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endif
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LDFLAGS += -ggdb3 -O0
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endif
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build: $(FILENAME)
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$(CXX) $(CRT_CFLAGS) -c crt/crt0.cpp -o dcrt0.o
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mv dcrt0.o $(OUTPUT_DIR)dcrt0.o
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$(FILENAME): $(OBJ)
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$(info Linking $@)
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$(CC) $(LDFLAGS) $(OBJ) -o $(OUTPUT_DIR)$(FILENAME)
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%.o: %.c $(HEADERS)
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$(info Compiling $<)
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$(CC) $(CFLAGS) $(WARNCFLAG) -std=c17 -c $< -o $@
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%.o: %.cpp $(HEADERS)
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$(info Compiling $<)
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$(CXX) $(CFLAGS) $(WARNCFLAG) -std=c++20 -fexceptions -c $< -o $@
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%.o: %.S
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$(info Compiling $<)
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$(AS) -o $@ $<
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clean:
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rm -f libkernel.map $(OBJ) $(FILENAME) $(STACK_USAGE_OBJ) dcrt0.su
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