Makefile 1014 B

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  1. # SPDX-License-Identifier: GPL-2.0
  2. LIBBPF_SRCS = $(srctree)/tools/lib/bpf/
  3. LIBBPF_A = $(obj)/libbpf.a
  4. LIBBPF_OUT = $(abspath $(obj))
  5. # Although not in use by libbpf's Makefile, set $(O) so that the "dummy" test
  6. # in tools/scripts/Makefile.include always succeeds when building the kernel
  7. # with $(O) pointing to a relative path, as in "make O=build bindeb-pkg".
  8. $(LIBBPF_A):
  9. $(Q)$(MAKE) -C $(LIBBPF_SRCS) O=$(LIBBPF_OUT)/ OUTPUT=$(LIBBPF_OUT)/ $(LIBBPF_OUT)/libbpf.a
  10. userccflags += -I $(srctree)/tools/include/ -I $(srctree)/tools/include/uapi \
  11. -I $(srctree)/tools/lib/ -Wno-unused-result
  12. userprogs := bpf_preload_umd
  13. clean-files := $(userprogs) bpf_helper_defs.h FEATURE-DUMP.libbpf staticobjs/ feature/
  14. bpf_preload_umd-objs := iterators/iterators.o
  15. bpf_preload_umd-userldlibs := $(LIBBPF_A) -lelf -lz
  16. $(obj)/bpf_preload_umd: $(LIBBPF_A)
  17. $(obj)/bpf_preload_umd_blob.o: $(obj)/bpf_preload_umd
  18. obj-$(CONFIG_BPF_PRELOAD_UMD) += bpf_preload.o
  19. bpf_preload-objs += bpf_preload_kern.o bpf_preload_umd_blob.o