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From: Namhyung Kim <namhyung@kernel.org>
To: Jiri Olsa <jolsa@redhat.com>
Cc: linux-kernel@vger.kernel.org,
        Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>, Ingo Molnar <mingo@elte.hu>,
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        Frederic Weisbecker <fweisbec@gmail.com>,
        Borislav Petkov <bp@alien8.de>, Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH 04/27] perf tools: Move programs check into config/Makefile
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	<20130401222703.GC20943@krava.redhat.com>
Date: Tue, 02 Apr 2013 12:59:12 +0900
In-Reply-To: <20130401222703.GC20943@krava.redhat.com> (Jiri Olsa's message of
	"Tue, 2 Apr 2013 00:27:03 +0200")
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On Tue, 2 Apr 2013 00:27:03 +0200, Jiri Olsa wrote:
> On Tue, Apr 02, 2013 at 07:09:50AM +0900, Namhyung Kim wrote:
>> 2013-04-01 (월), 21:18 +0200, Jiri Olsa:
>> > Moving programs check into config/Makefile.
>> 
>> [SNIP]
>> 
>> > +RM      = rm -f
>> > +MKDIR   = mkdir
>> > +FIND    = find
>> > +INSTALL = install
>> > +FLEX    = flex
>> > +BISON   = bison
>> > +STRIP  ?= strip
>> 
>> Why does STRIP use "?=" form?
>> 
>> I know you just moved the line, but AFAICS it can be converted to a
>> normal variable assignment, right?
>
> not sure, I guess someone found usefull to use custom strip 

AFAIK one can override those variables on a cmdline even if it's set via
normal variable assignment.

Thanks,
Namhyung