29 lines
1014 B
Makefile
29 lines
1014 B
Makefile
# SPDX-License-Identifier: GPL-2.0
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LIBBPF_SRCS = $(srctree)/tools/lib/bpf/
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LIBBPF_A = $(obj)/libbpf.a
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LIBBPF_OUT = $(abspath $(obj))
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# Although not in use by libbpf's Makefile, set $(O) so that the "dummy" test
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# in tools/scripts/Makefile.include always succeeds when building the kernel
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# with $(O) pointing to a relative path, as in "make O=build bindeb-pkg".
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$(LIBBPF_A):
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$(Q)$(MAKE) -C $(LIBBPF_SRCS) O=$(LIBBPF_OUT)/ OUTPUT=$(LIBBPF_OUT)/ $(LIBBPF_OUT)/libbpf.a
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userccflags += -I $(srctree)/tools/include/ -I $(srctree)/tools/include/uapi \
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-I $(srctree)/tools/lib/ -Wno-unused-result
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userprogs := bpf_preload_umd
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clean-files := $(userprogs) bpf_helper_defs.h FEATURE-DUMP.libbpf staticobjs/ feature/
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bpf_preload_umd-objs := iterators/iterators.o
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bpf_preload_umd-userldlibs := $(LIBBPF_A) -lelf -lz
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$(obj)/bpf_preload_umd: $(LIBBPF_A)
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$(obj)/bpf_preload_umd_blob.o: $(obj)/bpf_preload_umd
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obj-$(CONFIG_BPF_PRELOAD_UMD) += bpf_preload.o
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bpf_preload-objs += bpf_preload_kern.o bpf_preload_umd_blob.o
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