From patchwork Tue Aug 2 09:38:10 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [Oneiric,Natty] UBUNTU: SAUCE: perf: Link libbfd statically From: Stefan Bader X-Patchwork-Id: 107868 Message-Id: <1312277892-5468-2-git-send-email-stefan.bader@canonical.com> To: kernel-team@lists.ubuntu.com Date: Tue, 2 Aug 2011 11:38:10 +0200 >From 6627258256c3e3af334d31acc589749d9c138cf4 Mon Sep 17 00:00:00 2001 From: Anders Kaseorg Date: Tue, 5 Jul 2011 20:13:40 -0400 Subject: [PATCH] UBUNTU: SAUCE: perf: Link libbfd statically The binutils-dev package description forbids Debian packages from linking libbfd dynamically, because that would lead to very strict versioned dependencies, so that frequent rebuilds are required to keep every package in sync with current binutils. It would also make it impossible to install multiple versions of linux-tools linked against different binutils versions. BugLink: https://bugs.launchpad.net/bugs/783660 Signed-off-by: Anders Kaseorg [v2: Changed to modify EXTLIBS] Signed-off-by: Stefan Bader --- tools/perf/Makefile | 9 +++++---- 1 files changed, 5 insertions(+), 4 deletions(-) diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 940257b..61cd6cc 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -564,20 +564,21 @@ else EXTLIBS += -liberty BASIC_CFLAGS += -DHAVE_CPLUS_DEMANGLE else - FLAGS_BFD=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -lbfd + LIBBFD := $(shell $(CC) -print-file-name=libbfd.a) + FLAGS_BFD=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) $(LIBBFD) has_bfd := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD)) ifeq ($(has_bfd),y) - EXTLIBS += -lbfd + EXTLIBS += $(LIBBFD) else FLAGS_BFD_IBERTY=$(FLAGS_BFD) -liberty has_bfd_iberty := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY)) ifeq ($(has_bfd_iberty),y) - EXTLIBS += -lbfd -liberty + EXTLIBS += $(LIBBFD) -liberty else FLAGS_BFD_IBERTY_Z=$(FLAGS_BFD_IBERTY) -lz has_bfd_iberty_z := $(call try-cc,$(SOURCE_BFD),$(FLAGS_BFD_IBERTY_Z)) ifeq ($(has_bfd_iberty_z),y) - EXTLIBS += -lbfd -liberty -lz + EXTLIBS += $(LIBBFD) -liberty -lz else FLAGS_CPLUS_DEMANGLE=$(ALL_CFLAGS) $(ALL_LDFLAGS) $(EXTLIBS) -liberty has_cplus_demangle := $(call try-cc,$(SOURCE_CPLUS_DEMANGLE),$(FLAGS_CPLUS_DEMANGLE))