linux-kernel - Re: [PATCH 18/52] tools/perf/build: Split out feature check: 'libunwind'

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Message-ID: <525422E2.9010401@gmail.com>
Date:	Tue, 08 Oct 2013 09:21:06 -0600
From:	David Ahern <dsahern@...il.com>
To:	Ingo Molnar <mingo@...nel.org>
CC:	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Jiri Olsa <jolsa@...hat.com>
Subject: Re: [PATCH 18/52] tools/perf/build: Split out feature check: 'libunwind'

On 10/8/13 4:10 AM, Ingo Molnar wrote:
> @@ -240,15 +241,7 @@ ifneq ($(ARCH),x86)
>   endif
>
>   ifndef NO_LIBUNWIND
> -  # for linking with debug library, run like:
> -  # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
> -  ifdef LIBUNWIND_DIR
> -    LIBUNWIND_CFLAGS  := -I$(LIBUNWIND_DIR)/include
> -    LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
> -  endif

You are dropping the above so add-on libunwind support will break.

David
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