From f7b8508e4fe9c96bf679cc5423cc1500b6523e83 Mon Sep 17 00:00:00 2001 From: Romain Naour Date: Sun, 20 Dec 2020 16:12:01 +0100 Subject: [PATCH] package/libbpf: new package A mirror of bpf-next linux tree bpf-next/tools/lib/bpf directory plus its supporting header files. The version of the package reflects the version of ABI. Signed-off-by: Jugurtha BELKALEM Signed-off-by: Romain Naour Cc: Qais Yousef Reviewed-by: Qais Yousef Signed-off-by: Arnout Vandecappelle (Essensium/Mind) [Arnout: add hash file] --- DEVELOPERS | 1 + package/Config.in | 1 + package/libbpf/Config.in | 20 +++++++++++++++++++ package/libbpf/libbpf.hash | 5 +++++ package/libbpf/libbpf.mk | 40 ++++++++++++++++++++++++++++++++++++++ 5 files changed, 67 insertions(+) create mode 100644 package/libbpf/Config.in create mode 100644 package/libbpf/libbpf.hash create mode 100644 package/libbpf/libbpf.mk diff --git a/DEVELOPERS b/DEVELOPERS index 93687081c4..988612a944 100644 --- a/DEVELOPERS +++ b/DEVELOPERS @@ -2314,6 +2314,7 @@ F: package/glibc/ F: package/irrlicht/ F: package/liblinear/ F: package/lensfun/ +F: package/libbpf/ F: package/libclc/ F: package/libgta/ F: package/libiec61850/ diff --git a/package/Config.in b/package/Config.in index 761d687e03..8e017654d2 100644 --- a/package/Config.in +++ b/package/Config.in @@ -109,6 +109,7 @@ menu "Debugging, profiling and benchmark" source "package/kvm-unit-tests/Config.in" source "package/kyua/Config.in" source "package/latencytop/Config.in" + source "package/libbpf/Config.in" source "package/lmbench/Config.in" source "package/lsof/Config.in" source "package/ltp-testsuite/Config.in" diff --git a/package/libbpf/Config.in b/package/libbpf/Config.in new file mode 100644 index 0000000000..c5b24c5eb5 --- /dev/null +++ b/package/libbpf/Config.in @@ -0,0 +1,20 @@ +config BR2_PACKAGE_LIBBPF + bool "libbpf" + depends on BR2_USE_WCHAR # elfutils + depends on !BR2_STATIC_LIBS # elfutils + depends on BR2_TOOLCHAIN_HAS_THREADS # elfutils + depends on BR2_TOOLCHAIN_USES_UCLIBC || BR2_TOOLCHAIN_USES_GLIBC # elfutils + select BR2_PACKAGE_ELFUTILS + select BR2_PACKAGE_ZLIB + help + libbpf library. + A mirror of bpf-next linux tree bpf-next/tools/lib/bpf + directory plus its supporting header files. The version + of the package reflects the version of ABI. + + https://github.com/libbpf/libbpf + +comment "libbpf needs a uClibc or glibc toolchain w/ wchar, dynamic library, threads" + depends on !BR2_USE_WCHAR || BR2_STATIC_LIBS \ + || !BR2_TOOLCHAIN_HAS_THREADS \ + || !(BR2_TOOLCHAIN_USES_UCLIBC || BR2_TOOLCHAIN_USES_GLIBC) diff --git a/package/libbpf/libbpf.hash b/package/libbpf/libbpf.hash new file mode 100644 index 0000000000..1afda50c9c --- /dev/null +++ b/package/libbpf/libbpf.hash @@ -0,0 +1,5 @@ +# Locally calculated +sha256 0f97295987c745eb07c48f8db992f7df307b5cd45c9a20eb352ee6d08cf7bd36 libbpf-0.2.tar.gz +sha256 847f4addbd56e2d5be20c4ea0845e972672fc07b755fadaae5f7abd35d71e349 LICENSE +sha256 6313108c23efffa36948f8b2cff1560a5935373b527b0e1a837cc77e6ed1bacd LICENSE.BSD-2-Clause +sha256 0b9a4febcdee6de55872501d5c1a8f5d8b0d1650cd4d5351995ceb22e889f8ca LICENSE.LPGL-2.1 diff --git a/package/libbpf/libbpf.mk b/package/libbpf/libbpf.mk new file mode 100644 index 0000000000..a1aeb7d894 --- /dev/null +++ b/package/libbpf/libbpf.mk @@ -0,0 +1,40 @@ +################################################################################ +# +# libbpf +# +################################################################################ + +LIBBPF_VERSION = 0.2 +LIBBPF_SITE = $(call github,libbpf,libbpf,v$(LIBBPF_VERSION)) +LIBBPF_LICENSE = GPL-2.0, LGPL-2.1, BSD-2-Clause +LIBBPF_LICENSE_FILES = LICENSE LICENSE.BSD-2-Clause LICENSE.LPGL-2.1 +LIBBPF_DEPENDENCIES = host-bison host-flex host-pkgconf elfutils zlib +LIBBPF_INSTALL_STAGING = YES + +define LIBBPF_BUILD_CMDS + $(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) \ + -C $(@D)/src +endef + +# bpf/bpf.h installed by libbpf uses bpf_iter_link_info that was added since +# kernel 5.9, so we need to update some uapi headers in STAGING_DIR if the +# toolchain is build with linux-headers < 5.9. +# Otherwise bpf/bpf.h is broken due to out of date linux/bpf.h installed by the +# toolchain. +# https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=a5cbe05a6673b85bed2a63ffcfea6a96c6410cff +ifeq ($(BR2_TOOLCHAIN_HEADERS_AT_LEAST_5_9),) +LIBBPF_UPDATE_UAPI_HEADERS = install_uapi_headers +endif + +define LIBBPF_INSTALL_STAGING_CMDS + $(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) \ + -C $(@D)/src install $(LIBBPF_UPDATE_UAPI_HEADERS) \ + DESTDIR=$(STAGING_DIR) +endef + +define LIBBPF_INSTALL_TARGET_CMDS + $(TARGET_MAKE_ENV) $(TARGET_CONFIGURE_OPTS) $(MAKE) \ + -C $(@D)/src install DESTDIR=$(TARGET_DIR) +endef + +$(eval $(generic-package)) -- 2.30.2