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https://github.com/checkpoint-restore/criu.git
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c405549934
Because we need util-net.c for both PIE code and a regular code, just move it to pie/ directory and build with -fpie option, this way we can reuse compiled file in main program without additional compilation pass. Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org> Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
51 lines
1.2 KiB
Makefile
51 lines
1.2 KiB
Makefile
targets += parasite
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targets += restorer
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obj-y += log-simple.o
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obj-y += util-net.o
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parasite-obj-y += parasite.o
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parasite-asm-e += $(ARCH_DIR)/parasite-head.o
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parasite-libs-e += $(SYSCALL-LIB)
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restorer-obj-y += restorer.o
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restorer-obj-e += $(ARCH_DIR)/restorer.o
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restorer-libs-e += $(SYSCALL-LIB)
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CFLAGS += -fpie -Wa,--noexecstack -fno-strict-aliasing
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ASMFLAGS += -D__ASSEMBLY__
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GEN-OFFSETS := gen-offsets.sh
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BLOBS := $(obj)/parasite-blob.h $(obj)/restorer-blob.h
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PIELDS := pie.lds.S
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.SECONDARY:
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$(obj)/$(PIELDS): $(obj)/$(PIELDS).in
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$(E) " GEN " $@
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$(Q) $(SH) -c "echo 'OUTPUT_ARCH($(LDARCH))' > $(obj)/$(PIELDS)"
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$(Q) $(SH) -c "cat $(obj)/$(PIELDS).in >> $(obj)/$(PIELDS)"
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$(obj)/%.built-in.bin.o: $(obj)/%.built-in.o $(obj)/$(PIELDS)
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$(E) " GEN " $@
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$(Q) $(LD) -T $(obj)/$(PIELDS) -o $@ $<
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$(obj)/%.built-in.bin: $(obj)/%.built-in.bin.o
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$(E) " GEN " $@
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$(Q) $(OBJCOPY) -O binary $^ $@
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$(obj)/%-blob.h: $(obj)/%.built-in.bin $(obj)/$(GEN-OFFSETS)
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$(E) " GEN " $@
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$(Q) $(SH) $(obj)/$(GEN-OFFSETS) $(@:-blob.h=) $(notdir $(@:-blob.h=)) > $@
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$(BLOBS): $(obj)/$(PIELDS)
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_all += $(BLOBS)
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cleanup-y += $(obj)/$(PIELDS)
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cleanup-y += $(obj)/*.bin
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cleanup-y += $(BLOBS)
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ifneq ($(MAKECMDGOALS),clean)
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incdeps := y
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endif
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