mirror of
https://codeberg.org/Limine/Limine
synced 2026-01-26 21:22:15 +00:00
102 lines
2.9 KiB
Makefile
102 lines
2.9 KiB
Makefile
MAKEFLAGS += -rR
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.SUFFIXES:
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include $(TOOLCHAIN_FILE)
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export AR_FOR_TARGET
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export CC_FOR_TARGET
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export LD_FOR_TARGET
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export OBJDUMP_FOR_TARGET
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export OBJCOPY_FOR_TARGET
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export READELF_FOR_TARGET
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BUILDDIR ?=
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override SRCDIR := $(shell pwd -P)
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override SPACE := $(subst ,, )
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override MKESCAPE = $(subst $(SPACE),\ ,$(1))
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override SHESCAPE = $(subst ','\'',$(1))
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override OBJESCAPE = $(subst .a ,.a' ',$(subst .o ,.o' ',$(call SHESCAPE,$(1))))
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ifeq ($(call MKESCAPE,$(BUILDDIR)),)
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$(error BUILDDIR not specified)
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endif
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override CFLAGS_FOR_TARGET += \
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-Os \
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-Wall \
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-Wextra \
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-Wshadow \
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-Wvla \
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$(WERROR_FLAG) \
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-std=gnu11 \
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-nostdinc \
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-ffreestanding \
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-ffunction-sections \
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-fdata-sections \
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-fno-stack-protector \
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-fno-stack-check \
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-fomit-frame-pointer \
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-fno-strict-aliasing \
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-fno-lto \
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-fno-PIC \
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-m32 \
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-march=i686 \
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-mno-80387
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override CPPFLAGS_FOR_TARGET := \
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-isystem ../freestnd-c-hdrs-0bsd \
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-I./tinf \
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-I. \
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$(CPPFLAGS_FOR_TARGET) \
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-MMD \
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-MP
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override LDFLAGS_FOR_TARGET += \
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-m elf_i386 \
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-nostdlib \
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-z max-page-size=0x1000 \
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-gc-sections \
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-static \
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-T linker.ld
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override NASMFLAGS_FOR_TARGET += \
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-Wall \
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-w-unknown-warning \
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-w-reloc \
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$(WERROR_FLAG) \
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-f elf32
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override C_FILES := $(shell find . -type f -name '*.c' | LC_ALL=C sort)
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override ASM_FILES := $(shell find . -type f -name '*.asm' | LC_ALL=C sort)
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override OBJ := $(addprefix $(call MKESCAPE,$(BUILDDIR))/, $(ASM_FILES:.asm=.o) $(C_FILES:.c=.o))
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override HEADER_DEPS := $(addprefix $(call MKESCAPE,$(BUILDDIR))/, $(C_FILES:.c=.d))
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.PHONY: all
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all: $(call MKESCAPE,$(BUILDDIR))/decompressor.bin
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$(call MKESCAPE,$(BUILDDIR))/cc-runtime/cc-runtime.a: ../cc-runtime/*
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$(MKDIR_P) '$(call SHESCAPE,$(BUILDDIR))'
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rm -rf '$(call SHESCAPE,$(BUILDDIR))/cc-runtime'
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cp -r ../cc-runtime '$(call SHESCAPE,$(BUILDDIR))/'
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$(MAKE) -C '$(call SHESCAPE,$(BUILDDIR))/cc-runtime' -f cc-runtime.mk \
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CC="$(CC_FOR_TARGET)" \
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AR="$(AR_FOR_TARGET)" \
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CFLAGS="$(CFLAGS_FOR_TARGET)" \
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CPPFLAGS='-nostdinc -isystem $(call SHESCAPE,$(SRCDIR))/../freestnd-c-hdrs-0bsd -DCC_RUNTIME_NO_FLOAT'
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$(call MKESCAPE,$(BUILDDIR))/decompressor.bin: $(call MKESCAPE,$(BUILDDIR))/cc-runtime/cc-runtime.a $(OBJ)
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$(LD_FOR_TARGET) '$(call OBJESCAPE,$^)' $(LDFLAGS_FOR_TARGET) -o '$(call SHESCAPE,$(BUILDDIR))/decompressor.elf'
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$(OBJCOPY_FOR_TARGET) -O binary '$(call SHESCAPE,$(BUILDDIR))/decompressor.elf' '$(call SHESCAPE,$@)'
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-include $(HEADER_DEPS)
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$(call MKESCAPE,$(BUILDDIR))/%.o: %.c
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$(MKDIR_P) "$$(dirname '$(call SHESCAPE,$@)')"
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$(CC_FOR_TARGET) $(CFLAGS_FOR_TARGET) $(CPPFLAGS_FOR_TARGET) -c '$(call SHESCAPE,$<)' -o '$(call SHESCAPE,$@)'
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$(call MKESCAPE,$(BUILDDIR))/%.o: %.asm
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$(MKDIR_P) "$$(dirname '$(call SHESCAPE,$@)')"
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nasm '$(call SHESCAPE,$<)' $(NASMFLAGS_FOR_TARGET) -o '$(call SHESCAPE,$@)'
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