28 lines
580 B
Makefile
28 lines
580 B
Makefile
ifeq ($(KERNELRELEASE),)
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KERNELDIR ?= /lib/modules/$(shell uname -r)/build
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PWD := $(shell pwd)
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CFLAGS ?= -O3 -march=native
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CFLAGS += -Wall -pedantic -std=gnu11
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extract-keys: extract-keys.c config.h
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$(CC) $(CFLAGS) $(CPPFLAGS) -D_FILE_OFFSET_BITS=64 -o $@ -lresolv $<
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config.o: config.c
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$(MAKE) -C $(KERNELDIR) M=$(PWD) $@
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objcopy -j '.rodata*' $@ $@
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config: config.c config.o
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$(CC) $(CFLAGS) $(CPPFLAGS) -o $@ $^
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config.h: config
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./$< > $@
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clean:
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rm -f extract-keys config config.h
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$(MAKE) -C $(KERNELDIR) M=$(PWD) clean
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.PHONY: clean
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else
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config-m := config.o
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endif
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