linux-kernel - Re: [PATCH 12/13] perf tools: replace on

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Message-ID: <503E4A58.5000000@gmail.com>
Date:	Wed, 29 Aug 2012 10:59:04 -0600
From:	David Ahern <dsahern@...il.com>
To:	Irina Tirdea <irina.tirdea@...il.com>
CC:	Steven Rostedt <rostedt@...dmis.org>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Ingo Molnar <mingo@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [PATCH 12/13] perf tools: replace on_exit with atexit

On 8/28/12 4:06 PM, Irina Tirdea wrote:
> on_exit() is only available in new versions of glibc.
> Using on_exit on Android leads to errors at compile time.
>
> Replacing on_exit with its more portable version atexit.
> This leads to using a global variable since on_exit supports
> sending a parameters while atexit does not.

Bernhard's patch implements on_exit. Why not go that route?

The exit functions need the commands status to know whether to attempt 
to process records. See: https://lkml.org/lkml/2012/8/26/123

Processing records on non-0 exit causes a segfault as the session has 
been deleted.

David

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