From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756285AbZHHMOW (ORCPT ); Sat, 8 Aug 2009 08:14:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754580AbZHHMOV (ORCPT ); Sat, 8 Aug 2009 08:14:21 -0400 Received: from mail.gmx.net ([213.165.64.20]:48468 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754507AbZHHMOV (ORCPT ); Sat, 8 Aug 2009 08:14:21 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX1/COvh/qyfCNoPF9PAU79hKOBYuOrmxUOlJEjnnmn fFpvCGQKFpDq7l Subject: [patch] perf_counter tools: fix libbfd detection for systems with libz dependency From: Mike Galbraith To: Peter Zijlstra Cc: Ingo Molnar , LKML Content-Type: text/plain Date: Sat, 08 Aug 2009 14:14:15 +0200 Message-Id: <1249733655.6929.5.camel@marge.simson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.24.1.1 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 X-FuHaFi: 0.46 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org perf_counter tools: fix libbfd detection for systems with libz dependency Due to a libz dependency in some distro's binutils package, demangle support isn't compiled in despite the necessary libraries being available. Fix this by adding a -lz link test to the dependency detection rules. Signed-off-by: Mike Galbraith Cc: Ingo Molnar Cc: Peter Zijlstra LKML-Reference: tools/perf/Makefile | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 1916e44..60411e9 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -387,10 +387,14 @@ else has_bfd_iberty := $(shell sh -c "(echo '\#include '; echo 'int main(void) { bfd_demangle(0, 0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o /dev/null $(ALL_LDFLAGS) -lbfd -liberty > /dev/null 2>&1 && echo y") + has_bfd_iberty_z := $(shell sh -c "(echo '\#include '; echo 'int main(void) { bfd_demangle(0, 0, 0); return 0; }') | $(CC) -x c - $(ALL_CFLAGS) -o /dev/null $(ALL_LDFLAGS) -lbfd -liberty -lz > /dev/null 2>&1 && echo y") + ifeq ($(has_bfd),y) EXTLIBS += -lbfd else ifeq ($(has_bfd_iberty),y) EXTLIBS += -lbfd -liberty + else ifeq ($(has_bfd_iberty_z),y) + EXTLIBS += -lbfd -liberty -lz else msg := $(warning No bfd.h/libbfd found, install binutils-dev[el] to gain symbol demangling) BASIC_CFLAGS += -DNO_DEMANGLE