Makefile (1136fa0c07de570dc17858745af8be169d1440ba) | Makefile (4989135a85334337ac8b7e42e7ee1a569ad5f7f5) |
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1# SPDX-License-Identifier: GPL-2.0 2 | 1# SPDX-License-Identifier: GPL-2.0 2 |
3LIBBPF_SRCS = $(srctree)/tools/lib/bpf/ 4LIBBPF_OUT = $(abspath $(obj))/libbpf 5LIBBPF_A = $(LIBBPF_OUT)/libbpf.a 6LIBBPF_DESTDIR = $(LIBBPF_OUT) 7LIBBPF_INCLUDE = $(LIBBPF_DESTDIR)/include | 3LIBBPF_INCLUDE = $(srctree)/tools/lib |
8 | 4 |
9# Although not in use by libbpf's Makefile, set $(O) so that the "dummy" test 10# in tools/scripts/Makefile.include always succeeds when building the kernel 11# with $(O) pointing to a relative path, as in "make O=build bindeb-pkg". 12$(LIBBPF_A): | $(LIBBPF_OUT) 13 $(Q)$(MAKE) -C $(LIBBPF_SRCS) O=$(LIBBPF_OUT)/ OUTPUT=$(LIBBPF_OUT)/ \ 14 DESTDIR=$(LIBBPF_DESTDIR) prefix= \ 15 $(LIBBPF_OUT)/libbpf.a install_headers 16 17libbpf_hdrs: $(LIBBPF_A) 18 19.PHONY: libbpf_hdrs 20 21$(LIBBPF_OUT): 22 $(call msg,MKDIR,$@) 23 $(Q)mkdir -p $@ 24 25userccflags += -I $(srctree)/tools/include/ -I $(srctree)/tools/include/uapi \ 26 -I $(LIBBPF_INCLUDE) -Wno-unused-result 27 28userprogs := bpf_preload_umd 29 30clean-files := libbpf/ 31 32$(obj)/iterators/iterators.o: | libbpf_hdrs 33 34bpf_preload_umd-objs := iterators/iterators.o 35bpf_preload_umd-userldlibs := $(LIBBPF_A) -lelf -lz 36 37$(obj)/bpf_preload_umd: $(LIBBPF_A) 38 39$(obj)/bpf_preload_umd_blob.o: $(obj)/bpf_preload_umd 40 | |
41obj-$(CONFIG_BPF_PRELOAD_UMD) += bpf_preload.o | 5obj-$(CONFIG_BPF_PRELOAD_UMD) += bpf_preload.o |
42bpf_preload-objs += bpf_preload_kern.o bpf_preload_umd_blob.o | 6CFLAGS_bpf_preload_kern.o += -I$(LIBBPF_INCLUDE) 7bpf_preload-objs += bpf_preload_kern.o |