Makefile 1.14 KB
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# kbuild trick to avoid linker error. Can be omitted if a module is built.
obj- := dummy.o

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hostprogs-$(CONFIG_SECCOMP_FILTER) := bpf-fancy dropper bpf-direct
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HOSTCFLAGS_bpf-fancy.o += -I$(objtree)/usr/include
HOSTCFLAGS_bpf-fancy.o += -idirafter $(objtree)/include
HOSTCFLAGS_bpf-helper.o += -I$(objtree)/usr/include
HOSTCFLAGS_bpf-helper.o += -idirafter $(objtree)/include
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bpf-fancy-objs := bpf-fancy.o bpf-helper.o
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HOSTCFLAGS_dropper.o += -I$(objtree)/usr/include
HOSTCFLAGS_dropper.o += -idirafter $(objtree)/include
dropper-objs := dropper.o

HOSTCFLAGS_bpf-direct.o += -I$(objtree)/usr/include
HOSTCFLAGS_bpf-direct.o += -idirafter $(objtree)/include
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bpf-direct-objs := bpf-direct.o
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# Try to match the kernel target.
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ifndef CONFIG_64BIT

# s390 has -m31 flag to build 31 bit binaries
ifndef CONFIG_S390
MFLAG = -m32
else
MFLAG = -m31
endif

HOSTCFLAGS_bpf-direct.o += $(MFLAG)
HOSTCFLAGS_dropper.o += $(MFLAG)
HOSTCFLAGS_bpf-helper.o += $(MFLAG)
HOSTCFLAGS_bpf-fancy.o += $(MFLAG)
HOSTLOADLIBES_bpf-direct += $(MFLAG)
HOSTLOADLIBES_bpf-fancy += $(MFLAG)
HOSTLOADLIBES_dropper += $(MFLAG)
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endif

# Tell kbuild to always build the programs
always := $(hostprogs-y)