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Amend CFLAGS.

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This commit is contained in:
Alexander Myltsev 2022-11-25 12:57:49 +03:00
parent 6ddcf19a06
commit 1d4edf4e0c
1 changed files with 5 additions and 1 deletions
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6
Makefile
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@ -7,6 +7,10 @@ CC=x86_64-elf-gcc
GDB=x86_64-elf-gdb GDB=x86_64-elf-gdb
endif endif
CFLAGS = -fno-pic -ffreestanding -static -fno-builtin -fno-strict-aliasing \
-O2 -Wall -MD -ggdb -m32 -Werror -fno-omit-frame-pointer
CFLAGS += $(shell $(CC) -fno-stack-protector -E -x c /dev/null >/dev/null 2>&1 && echo -fno-stack-protector)
run: image.bin run: image.bin
qemu-system-i386 -drive format=raw,file=$< -serial mon:stdio qemu-system-i386 -drive format=raw,file=$< -serial mon:stdio
@ -48,7 +52,7 @@ kernel.bin: kernel.o console.o drivers/vga.o drivers/keyboard.o \
$(LD) $(LDFLAGS) -o $@ -Ttext 0x1000 $^ $(LD) $(LDFLAGS) -o $@ -Ttext 0x1000 $^
%.o: %.c %.o: %.c
$(CC) -m32 -ffreestanding -Wall -Werror -c -g $< -o $@ $(CC) $(CFLAGS) -c $< -o $@
%.o: %.S %.o: %.S
$(CC) -m32 -ffreestanding -c -g $^ -o $@ $(CC) -m32 -ffreestanding -c -g $^ -o $@