limine/decompressor/GNUmakefile

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Makefile
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override MAKEFLAGS += -rR
include $(TOOLCHAIN_FILE)
export CC_FOR_TARGET
export LD_FOR_TARGET
export OBJDUMP_FOR_TARGET
export OBJCOPY_FOR_TARGET
export READELF_FOR_TARGET
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BUILDDIR ?=
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override SPACE := $(subst ,, )
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MKESCAPE = $(subst $(SPACE),\ ,$(1))
SHESCAPE = $(subst ','\'',$(1))
OBJESCAPE = $(subst .a ,.a' ',$(subst .o ,.o' ',$(call SHESCAPE,$(1))))
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ifeq ($(call MKESCAPE,$(BUILDDIR)),)
$(error BUILDDIR not specified)
endif
override CFLAGS_FOR_TARGET += \
-Os \
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-Wall \
-Wextra \
-Wshadow \
-Wvla \
$(WERROR_FLAG) \
-std=gnu11 \
-nostdinc \
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-ffreestanding \
-fno-stack-protector \
-fno-stack-check \
-fomit-frame-pointer \
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-fno-strict-aliasing \
-fno-lto \
-fno-PIE \
-fno-PIC \
-m32 \
-march=i686 \
-mabi=sysv \
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-mno-80387
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override CPPFLAGS_FOR_TARGET := \
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-I../freestanding-headers \
-I'$(call SHESCAPE,$(BUILDDIR))/tinf' \
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-I. \
$(CPPFLAGS_FOR_TARGET) \
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-MMD \
-MP
override LDFLAGS_FOR_TARGET += \
-m elf_i386 \
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-nostdlib \
-z max-page-size=0x1000 \
-static \
-T linker.ld
ifeq ($(LD_FOR_TARGET_HAS_NO_PIE),yes)
override LDFLAGS_FOR_TARGET += -no-pie
endif
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override C_FILES := $(shell find . -type f -name '*.c')
override ASM_FILES := $(shell find . -type f -name '*.asm')
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
all: $(call MKESCAPE,$(BUILDDIR))/decompressor.bin
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$(call MKESCAPE,$(BUILDDIR))/decompressor.bin: $(OBJ) ../libgcc-binaries/libgcc-i686.a $(call MKESCAPE,$(BUILDDIR))/tinf/tinfgzip.o $(call MKESCAPE,$(BUILDDIR))/tinf/tinflate.o
$(LD_FOR_TARGET) '$(call OBJESCAPE,$^)' $(LDFLAGS_FOR_TARGET) -o '$(call SHESCAPE,$(BUILDDIR))/decompressor.elf'
$(OBJCOPY_FOR_TARGET) -O binary '$(call SHESCAPE,$(BUILDDIR))/decompressor.elf' '$(call SHESCAPE,$@)'
$(call MKESCAPE,$(BUILDDIR))/tinf-copied: ../tinf/*
rm -rf '$(call SHESCAPE,$(BUILDDIR))/tinf'
$(MKDIR_P) '$(call SHESCAPE,$(BUILDDIR))'
cp -r ../tinf '$(call SHESCAPE,$(BUILDDIR))/'
touch '$(call SHESCAPE,$(BUILDDIR))/tinf-copied'
$(call MKESCAPE,$(BUILDDIR))/tinf/tinfgzip.o: $(call MKESCAPE,$(BUILDDIR))/tinf-copied
$(MKDIR_P) "$$(dirname '$(call SHESCAPE,$@)')"
$(CC_FOR_TARGET) $(CFLAGS_FOR_TARGET) $(CPPFLAGS_FOR_TARGET) -c '$(call SHESCAPE,$(@:.o=.c))' -o '$(call SHESCAPE,$@)'
$(call MKESCAPE,$(BUILDDIR))/tinf/tinflate.o: $(call MKESCAPE,$(BUILDDIR))/tinf-copied
$(MKDIR_P) "$$(dirname '$(call SHESCAPE,$@)')"
$(CC_FOR_TARGET) $(CFLAGS_FOR_TARGET) $(CPPFLAGS_FOR_TARGET) -c '$(call SHESCAPE,$(@:.o=.c))' -o '$(call SHESCAPE,$@)'
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-include $(HEADER_DEPS)
$(call MKESCAPE,$(BUILDDIR))/%.o: %.c $(call MKESCAPE,$(BUILDDIR))/tinf-copied
$(MKDIR_P) "$$(dirname '$(call SHESCAPE,$@)')"
$(CC_FOR_TARGET) $(CFLAGS_FOR_TARGET) $(CPPFLAGS_FOR_TARGET) -c '$(call SHESCAPE,$<)' -o '$(call SHESCAPE,$@)'
$(call MKESCAPE,$(BUILDDIR))/%.o: %.asm
$(MKDIR_P) "$$(dirname '$(call SHESCAPE,$@)')"
nasm '$(call SHESCAPE,$<)' -f elf32 -o '$(call SHESCAPE,$@)'