linux-kernel - Re: [PATCH -tip v3 5/9] perf probe: Use elfutils-libdw for analyzing debuginfo

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Date:	Tue, 23 Feb 2010 22:00:09 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Roland McGrath <roland@...hat.com>
Cc:	Masami Hiramatsu <mhiramat@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	lkml <linux-kernel@...r.kernel.org>,
	systemtap <systemtap@...rces.redhat.com>,
	DLE <dle-develop@...ts.sourceforge.net>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Paul Mackerras <paulus@...ba.org>,
	Mike Galbraith <efault@....de>,
	"K.Prasad" <prasad@...ux.vnet.ibm.com>,
	Ulrich Drepper <drepper@...hat.com>
Subject: Re: [PATCH -tip v3 5/9] perf probe: Use elfutils-libdw for
 analyzing debuginfo

On Tue, 2010-02-23 at 12:49 -0800, Roland McGrath wrote:
> > +	BASIC_CFLAGS += -I/usr/include/elfutils
> 
> The normal method is to use:
> 
> 	#include <elfutils/libdw.h>
> 
> Note that <dwarf.h> and <libelf.h> are not in the subdirectory.

We've had funny issues with distro's being inconsistent in placing those
files, so we chose this route of a direct include and playing games with
the include path to make it work.

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