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Message-ID: <1332321311.18960.474.camel@twins>
Subject: Re: [PATCH 3/3] perf, tool: Add new event group management
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>, acme@redhat.com, mingo@elte.hu,
        paulus@samba.org, cjashfor@linux.vnet.ibm.com, fweisbec@gmail.com,
        linux-kernel@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 21 Mar 2012 10:15:11 +0100
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On Tue, 2012-03-20 at 21:46 +0100, Ingo Molnar wrote:
> * Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:
> 
> > Now the disadvantage is that {} needs quotes on bash, [...]
> 
> Not on my version of Bash:
> 
>  earth5:~> perf stat {}
>  {}: No such file or directory
>  Terminated
>  earth5:~> perf stat true {}
> 
>   Performance counter stats for 'true {}':
> 
> it's passed in literally, AFAICS.

# echo {}
{}
# echo {en,dis}able
enable disable


It somehow special cases {}, which is horrible.