From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 908C5C4CECD for ; Mon, 16 Sep 2019 10:55:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 65B1C206A4 for ; Mon, 16 Sep 2019 10:55:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="o+zzeQpt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732632AbfIPKzR (ORCPT ); Mon, 16 Sep 2019 06:55:17 -0400 Received: from mail-lf1-f68.google.com ([209.85.167.68]:41847 "EHLO mail-lf1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732256AbfIPKzA (ORCPT ); Mon, 16 Sep 2019 06:55:00 -0400 Received: by mail-lf1-f68.google.com with SMTP id r2so9037841lfn.8 for ; Mon, 16 Sep 2019 03:54:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=L1rbvOW+wQJfkI127ZZlgGnuYj2RYmEzxNGLFnF8DNQ=; b=o+zzeQpt0mAYpx6mc2RIjYCWYyOjhTHqnHHulW/RKWFhLKUdVgrqTTPr3iHy5E374v gG4cPe1wWsiBBnufog5HnjOQF5rH/3ruhSqJGzFNCB3Tx7RBfcMe458xx/vcOVqdU4ts H/5JFK4Mt4r8nE+O035eNaJztJhlPuKngB+tr//LANN79yG1GKmd28Rk5SiJlpiZykoJ V2B4/S10B+jsSXXcJqch1uNJyQ2ORizv9Nrw2rUMutmDleyxOSRakaDYiVvDKRcMHhej Po+om1loSyc7BuoEjEhiDxDFLDwFH2Zx5+OY39T98MmR5JOB2iRCiX+TxdT2sBk1zq5o cVYQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=L1rbvOW+wQJfkI127ZZlgGnuYj2RYmEzxNGLFnF8DNQ=; b=Ya8Qe9NPV79Mnulvr+ZrJZ457c4o3vziUuWkGyJHxC+sQWrIxjyK5aULs0+P1QL20w clrK0hmYxEieiPI68bhqNDwUXZgyhEsPxqp3BeZRyggnDqq6ldsOW1kj08LRLAM2ZbLx hoBHq9HDYGXSEBexfYVk30zUwsOWwZZth34Odq8vpASe2esDWVwxJP22BMBgXWcqPaDF 9fGByQ/duW732PM0L/czK0CPinas5APTqj2+L9id34+U3uGLrX2Ef5RkMOQxNKqHK/xf EWmltwRc8BYqPwv7csodJ7unlCzr6fuYX4X/BNKi+cs4l3lpExMn7a0O8sM3mKWyDT4K AYXQ== X-Gm-Message-State: APjAAAWiXu5XiQzAiKnAe2uvFJ48UL4X3TkxuJJYawSFvE77nMy1QLwf dQQwNEjVYN8PzXEGeI1jcLi5IQ== X-Google-Smtp-Source: APXvYqw+IShRYsfCy6UuVP1nv9ec7UYDVaoYikIxgQwnNQBgJGl+EwStDh+PySmzILReJ/PEBeHdIQ== X-Received: by 2002:a05:6512:251:: with SMTP id b17mr16802393lfo.35.1568631297220; Mon, 16 Sep 2019 03:54:57 -0700 (PDT) Received: from localhost.localdomain (168-200-94-178.pool.ukrtel.net. [178.94.200.168]) by smtp.gmail.com with ESMTPSA id v1sm8987737lfq.89.2019.09.16.03.54.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Sep 2019 03:54:56 -0700 (PDT) From: Ivan Khoronzhuk To: ast@kernel.org, daniel@iogearbox.net, yhs@fb.com, davem@davemloft.net, jakub.kicinski@netronome.com, hawk@kernel.org, john.fastabend@gmail.com Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com, sergei.shtylyov@cogentembedded.com, Ivan Khoronzhuk Subject: [PATCH v3 bpf-next 13/14] samples: bpf: makefile: add sysroot support Date: Mon, 16 Sep 2019 13:54:32 +0300 Message-Id: <20190916105433.11404-14-ivan.khoronzhuk@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190916105433.11404-1-ivan.khoronzhuk@linaro.org> References: <20190916105433.11404-1-ivan.khoronzhuk@linaro.org> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Basically it only enables that was added by previous couple fixes. Sysroot contains correct libs installed and its headers ofc. Useful when working with NFC or virtual machine. Usage: clean (on demand) make ARCH=arm -C samples/bpf clean make ARCH=arm -C tools clean make ARCH=arm clean configure and install headers: make ARCH=arm defconfig make ARCH=arm headers_install build samples/bpf: make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- samples/bpf/ \ SYSROOT="path/to/sysroot" Signed-off-by: Ivan Khoronzhuk --- samples/bpf/Makefile | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 133123d4c7d7..57ddf055d6c3 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -194,6 +194,11 @@ TPROGS_CFLAGS += -I$(srctree)/tools/lib/ TPROGS_CFLAGS += -I$(srctree)/tools/include TPROGS_CFLAGS += -I$(srctree)/tools/perf +ifdef SYSROOT +TPROGS_CFLAGS += --sysroot=${SYSROOT} +TPROGS_LDFLAGS := -L${SYSROOT}/usr/lib +endif + EXTRA_CXXFLAGS := $(TPROGS_CFLAGS) # options not valid for C++ -- 2.17.1