Re: [PATCH] perf: fix Makefile check for libdward

From: Masami Hiramatsu
Date: Mon May 17 2010 - 15:25:11 EST

Hi Stephane,

Stephane Eranian wrote:
> On Ubuntu 9.10, the elfutils/libdw package is 0.141, yet it is
> not sufficient to compile util/probe-finder.c as it uses a type,
> namely Dwarf_CFI, which is introduced sometime after version 0.141.
> This patch updates the libdwarf test in the Makefile to check
> for the definition of Dwarf_CFI. If is is not there, the test
> fails and dwarf support is disabled.
> It is not clear to me which version introduces Dwarf_CFI,
> thus I adjusted the version message to 0.142, could be more
> recent.

Yeah, I see. I had sent a fix patch which just ignores Dwarf_CFI
related code if the libdw version is younger than supporting it.
Could you try the patch here?

Thank you,

Masami Hiramatsu
e-mail: mhiramat@xxxxxxxxxx
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