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-rw-r--r--arch/x86/boot/multiboot/Makefile7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/boot/multiboot/Makefile b/arch/x86/boot/multiboot/Makefile
index 995237d..58be4e0 100644
--- a/arch/x86/boot/multiboot/Makefile
+++ b/arch/x86/boot/multiboot/Makefile
@@ -10,7 +10,10 @@ BARE_MULTIBOOT_HEADER = bare_multiboot.h
.PHONY: all clean
-all: $(BARE_MULTIBOOT_HEADER)
+all: $(BARE_MULTIBOOT_HEADER) head.o
+
+head.o: head.s
+ $(AS) $< -o $@
$(BARE_MULTIBOOT_HEADER): $(MULTIBOOT_HEADER)
$(CC) -E -dM -undef -fsyntax-only $(MULTIBOOT_HEADER) > $(BARE_MULTIBOOT_HEADER)
@@ -22,4 +25,4 @@ $(BARE_MULTIBOOT_HEADER): $(MULTIBOOT_HEADER)
sed -i 's/\>/,/2' $(BARE_MULTIBOOT_HEADER)
clean:
- rm $(BARE_MULTIBOOT_HEADER)
+ rm -f head.o $(BARE_MULTIBOOT_HEADER)