1# kbuild trick to avoid linker error. Can be omitted if a module is built. 2obj- := dummy.o 3 4hostprogs-$(CONFIG_SAMPLE_SECCOMP) := bpf-fancy dropper bpf-direct 5 6HOSTCFLAGS_bpf-fancy.o += -I$(objtree)/usr/include 7HOSTCFLAGS_bpf-fancy.o += -idirafter $(objtree)/include 8HOSTCFLAGS_bpf-helper.o += -I$(objtree)/usr/include 9HOSTCFLAGS_bpf-helper.o += -idirafter $(objtree)/include 10bpf-fancy-objs := bpf-fancy.o bpf-helper.o 11 12HOSTCFLAGS_dropper.o += -I$(objtree)/usr/include 13HOSTCFLAGS_dropper.o += -idirafter $(objtree)/include 14dropper-objs := dropper.o 15 16HOSTCFLAGS_bpf-direct.o += -I$(objtree)/usr/include 17HOSTCFLAGS_bpf-direct.o += -idirafter $(objtree)/include 18bpf-direct-objs := bpf-direct.o 19 20# Try to match the kernel target. 21ifndef CROSS_COMPILE 22ifndef CONFIG_64BIT 23 24# s390 has -m31 flag to build 31 bit binaries 25ifndef CONFIG_S390 26MFLAG = -m32 27else 28MFLAG = -m31 29endif 30 31HOSTCFLAGS_bpf-direct.o += $(MFLAG) 32HOSTCFLAGS_dropper.o += $(MFLAG) 33HOSTCFLAGS_bpf-helper.o += $(MFLAG) 34HOSTCFLAGS_bpf-fancy.o += $(MFLAG) 35HOSTLOADLIBES_bpf-direct += $(MFLAG) 36HOSTLOADLIBES_bpf-fancy += $(MFLAG) 37HOSTLOADLIBES_dropper += $(MFLAG) 38endif 39always := $(hostprogs-m) 40else 41# MIPS system calls are defined based on the -mabi that is passed 42# to the toolchain which may or may not be a valid option 43# for the host toolchain. So disable tests if target architecture 44# is MIPS but the host isn't. 45ifndef CONFIG_MIPS 46always := $(hostprogs-m) 47endif 48endif 49