1 # Copyright (c) 2018 Cisco and/or its affiliates.
2 # Licensed under the Apache License, Version 2.0 (the "License");
3 # you may not use this file except in compliance with the License.
4 # You may obtain a copy of the License at:
6 # http://www.apache.org/licenses/LICENSE-2.0
8 # Unless required by applicable law or agreed to in writing, software
9 # distributed under the License is distributed on an "AS IS" BASIS,
10 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 # See the License for the specific language governing permissions and
12 # limitations under the License.
16 libbpf_version := 0.1.0
17 libbpf_tarball := v$(libbpf_version).tar.gz
18 libbpf_tarball_md5sum_0.1.0 := 00b991a6e2d28d797a56ab1575ed40e1
19 libbpf_tarball_md5sum := $(libbpf_tarball_md5sum_$(libbpf_version))
20 libbpf_tarball_strip_dirs := 1
21 libbpf_url := https://github.com/libbpf/libbpf/archive/$(libbpf_tarball)
23 LIBBPF_CFLAGS:=-g -Werror -Wall -fPIC -fvisibility=hidden
24 ifeq ($(LIBBPF_DEBUG),y)
30 IF_XDP:=$(shell echo "\#include <linux/if_xdp.h>" | $(CC) -E -xc - > /dev/null 2>&1)
31 IF_XDP:=$(.SHELLSTATUS)
33 define libbpf_config_cmds
37 define libbpf_build_cmds__
38 BUILD_STATIC_ONLY=y OBJDIR='$(libbpf_build_dir)' PREFIX='' DESTDIR='$(libbpf_install_dir)' CFLAGS='$(LIBBPF_CFLAGS)' make -C '$(libbpf_src_dir)/src' $(1) > $(2)
41 define libbpf_build_cmds
42 $(call libbpf_build_cmds__,,$(libbpf_build_log))
45 define libbpf_install_cmds
46 $(call libbpf_build_cmds__,install,$(libbpf_install_log))
50 $(warning "linux/if_xdp.h was not found on this system. libbpf will be skipped.")
54 $(eval $(call package,libbpf))