56 lines
1.8 KiB
Makefile
56 lines
1.8 KiB
Makefile
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# Copyright (c) 2018 Cisco and/or its affiliates.
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at:
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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LIBBPF_DEBUG?=n
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libbpf_version := 0.1.0
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libbpf_tarball := v$(libbpf_version).tar.gz
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libbpf_tarball_md5sum_0.1.0 := 00b991a6e2d28d797a56ab1575ed40e1
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libbpf_tarball_md5sum := $(libbpf_tarball_md5sum_$(libbpf_version))
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libbpf_tarball_strip_dirs := 1
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libbpf_url := https://github.com/libbpf/libbpf/archive/$(libbpf_tarball)
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LIBBPF_CFLAGS:=-g -Werror -Wall -fPIC -fvisibility=hidden
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ifeq ($(LIBBPF_DEBUG),y)
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LIBBPF_CFLAGS+= -O0
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else
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LIBBPF_CFLAGS+= -O2
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endif
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IF_XDP:=$(shell echo "\#include <linux/if_xdp.h>" | $(CC) -E -xc - > /dev/null 2>&1)
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IF_XDP:=$(.SHELLSTATUS)
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define libbpf_config_cmds
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@true
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endef
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define libbpf_build_cmds__
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BUILD_STATIC_ONLY=y OBJDIR='$(libbpf_build_dir)' PREFIX='' DESTDIR='$(libbpf_install_dir)' CFLAGS='$(LIBBPF_CFLAGS)' make -C '$(libbpf_src_dir)/src' $(1) > $(2)
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endef
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define libbpf_build_cmds
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$(call libbpf_build_cmds__,,$(libbpf_build_log))
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endef
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define libbpf_install_cmds
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$(call libbpf_build_cmds__,install,$(libbpf_install_log))
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endef
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ifneq ($(IF_XDP),0)
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$(warning "linux/if_xdp.h was not found on this system. libbpf will be skipped.")
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libbpf-install:
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@true
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else
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$(eval $(call package,libbpf))
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endif
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