1# SPDX-License-Identifier: GPL-2.0
2
3LIBBPF_SRCS = $(srctree)/tools/lib/bpf/
4LIBBPF_A = $(obj)/libbpf.a
5LIBBPF_OUT = $(abspath $(obj))
6
7$(LIBBPF_A):
8	$(Q)$(MAKE) -C $(LIBBPF_SRCS) OUTPUT=$(LIBBPF_OUT)/ $(LIBBPF_OUT)/libbpf.a
9
10userccflags += -I $(srctree)/tools/include/ -I $(srctree)/tools/include/uapi \
11	-I $(srctree)/tools/lib/ -Wno-unused-result
12
13userprogs := bpf_preload_umd
14
15clean-files := $(userprogs) bpf_helper_defs.h FEATURE-DUMP.libbpf staticobjs/ feature/
16
17bpf_preload_umd-objs := iterators/iterators.o
18bpf_preload_umd-userldlibs := $(LIBBPF_A) -lelf -lz
19
20$(obj)/bpf_preload_umd: $(LIBBPF_A)
21
22$(obj)/bpf_preload_umd_blob.o: $(obj)/bpf_preload_umd
23
24obj-$(CONFIG_BPF_PRELOAD_UMD) += bpf_preload.o
25bpf_preload-objs += bpf_preload_kern.o bpf_preload_umd_blob.o
26