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LIBDIR := ../../../lib
BPFDIR := $(LIBDIR)/bpf
APIDIR := ../../../include/uapi
GENDIR := ../../../../include/generated
GENHDR := $(GENDIR)/autoconf.h
ifneq ($(wildcard $(GENHDR)),)
GENFLAGS := -DHAVE_GENHDR
endif
CFLAGS += -Wall -O2 -I$(APIDIR) -I$(LIBDIR) -I$(GENDIR) $(GENFLAGS) -I../../../include
LDLIBS += -lcap -lelf
TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map test_progs
TEST_GEN_FILES = test_pkt_access.o test_xdp.o test_l4lb.o
TEST_PROGS := test_kmod.sh
include ../lib.mk
BPFOBJ := $(OUTPUT)/libbpf.a
$(TEST_GEN_PROGS): $(BPFOBJ)
.PHONY: force
# force a rebuild of BPFOBJ when its dependencies are updated
force:
$(BPFOBJ): force
$(MAKE) -C $(BPFDIR) OUTPUT=$(OUTPUT)/
CLANG ?= clang
%.o: %.c
$(CLANG) -I../../../include/uapi -I../../../../samples/bpf/ \
-D__x86_64__ -Wno-compare-distinct-pointer-types \
-O2 -target bpf -c $< -o $@
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