From patchwork Fri Apr 9 00:50:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Steven Rostedt X-Patchwork-Id: 12192687 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=-15.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=ham 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 D17AEC433ED for ; Fri, 9 Apr 2021 00:50:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A95A961105 for ; Fri, 9 Apr 2021 00:50:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232996AbhDIAuw (ORCPT ); Thu, 8 Apr 2021 20:50:52 -0400 Received: from mail.kernel.org ([198.145.29.99]:45538 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232984AbhDIAuv (ORCPT ); Thu, 8 Apr 2021 20:50:51 -0400 Received: from oasis.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 82523610D0 for ; Fri, 9 Apr 2021 00:50:39 +0000 (UTC) Date: Thu, 8 Apr 2021 20:50:37 -0400 From: Steven Rostedt To: "linux-trace-devel@vger.kernel.org" Subject: [PATCH] libtracecmd: Add -lpthread to build libtracecmd Message-ID: <20210408205037.4f871cda@oasis.local.home> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org From: "Steven Rostedt (VMware)" On Debian, the following error occurred on installing the library. /usr/bin/ld: /usr/local/lib64/libtracecmd.so: undefined reference to `pthread_barrier_init' /usr/bin/ld: /usr/local/lib64/libtracecmd.so: undefined reference to `pthread_barrier_wait' /usr/bin/ld: /usr/local/lib64/libtracecmd.so: undefined reference to `pthread_join' /usr/bin/ld: /usr/local/lib64/libtracecmd.so: undefined reference to `pthread_getaffinity_np' /usr/bin/ld: /usr/local/lib64/libtracecmd.so: undefined reference to `pthread_create' /usr/bin/ld: /usr/local/lib64/libtracecmd.so: undefined reference to `pthread_barrier_destroy' /usr/bin/ld: /usr/local/lib64/libtracecmd.so: undefined reference to `pthread_setaffinity_np' collect2: error: ld returned 1 exit status Include -lpthread to libtracecmd to allow it to use the pthread functions. Signed-off-by: Steven Rostedt (VMware) --- lib/trace-cmd/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/trace-cmd/Makefile b/lib/trace-cmd/Makefile index afd74e1d..9bba5a21 100644 --- a/lib/trace-cmd/Makefile +++ b/lib/trace-cmd/Makefile @@ -44,7 +44,7 @@ $(DEPS): | $(bdir) $(LIBTRACECMD_STATIC): $(OBJS) $(Q)$(call do_build_static_lib) -LIBS = $(LIBTRACEEVENT_LDLAGS) $(LIBTRACEFS_LDLAGS) +LIBS = $(LIBTRACEEVENT_LDLAGS) $(LIBTRACEFS_LDLAGS) -lpthread $(LIBTRACECMD_SHARED_VERSION): $(LIBTRACECMD_SHARED) @ln -sf $(