linux-kernel - Re: [RFC PATCH v6 22/32] perf tools: Make perf depend on libbpf

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Date:	Tue, 9 Jun 2015 18:29:35 +0800
From:	"Wangnan (F)" <wangnan0@...wei.com>
To:	<acme@...nel.org>, <ast@...mgrid.com>, <brendan.d.gregg@...il.com>,
	<daniel@...earbox.net>, <namhyung@...nel.org>,
	<masami.hiramatsu.pt@...achi.com>, <paulus@...ba.org>,
	<a.p.zijlstra@...llo.nl>, <mingo@...hat.com>, <jolsa@...nel.org>,
	<dsahern@...il.com>
CC:	<linux-kernel@...r.kernel.org>, <lizefan@...wei.com>,
	<hekuang@...wei.com>, <xiakaixu@...wei.com>, <pi3orama@....com>
Subject: Re: [RFC PATCH v6 22/32] perf tools: Make perf depend on libbpf



On 2015/6/9 13:50, Wang Nan wrote:

[SNIP]
> +LIBBPF = $(BPF_PATH)libbpf.a
> +
>   # python extension build directories
>   PYTHON_EXTBUILD     := $(OUTPUT)python_ext_build/
>   PYTHON_EXTBUILD_LIB := $(PYTHON_EXTBUILD)lib/
> @@ -227,6 +232,9 @@ export PERL_PATH
>   LIB_FILE=$(OUTPUT)libperf.a
>   
>   PERFLIBS = $(LIB_FILE) $(LIBAPI) $(LIBTRACEEVENT)
> +ifndef NO_LIBELF
> +  PERFLIBS += $(LIBBPF)
> +endif
>   

Here should be

ifndef NO_LIBBPF
   PERFLIBS += $(LIBBPF)
endif


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