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Message-Id: <1236684077.25234.138.camel@laptop>
Date: Tue, 10 Mar 2009 12:21:17 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: Frederic Weisbecker <fweisbec@...il.com>
Cc: Steven Rostedt <rostedt@...dmis.org>, linux-kernel@...r.kernel.org,
Ingo Molnar <mingo@...e.hu>,
Andrew Morton <akpm@...ux-foundation.org>,
Thomas Gleixner <tglx@...utronix.de>,
Theodore Tso <tytso@....edu>,
Arnaldo Carvalho de Melo <acme@...hat.com>,
"H. Peter Anvin" <hpa@...or.com>,
Mathieu Desnoyers <compudj@...stal.dyndns.org>,
Lai Jiangshan <laijs@...fujitsu.com>,
"Martin J. Bligh" <mbligh@...igh.org>,
"Frank Ch. Eigler" <fche@...hat.com>,
KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
Larry Woodman <lwoodman@...hat.com>,
Jason Baron <jbaron@...hat.com>,
Tom Zanussi <tzanussi@...il.com>,
Masami Hiramatsu <mhiramat@...hat.com>,
Christoph Hellwig <hch@...radead.org>,
Jiaying Zhang <jiayingz@...gle.com>,
Steven Rostedt <srostedt@...hat.com>
Subject: Re: [PATCH 3/7] tracing: use generic __stringify
On Tue, 2009-03-10 at 11:56 +0100, Frederic Weisbecker wrote:
> On Tue, Mar 10, 2009 at 12:57:13AM -0400, Steven Rostedt wrote:
> > This removes the custom made STR(x) macros in the tracer and uses
> > the generic __stringify macro instead.
> Why not simply use the # ?
> > -#define __STR(x) #x
> > -#define STR(x) __STR(x)
#include <stdio.h>
#define FOO bar
#define __STR(x) #x
#define STR(x) __STR(x)
void main(void)
{
printf("%s %s\n", __STR(FOO), STR(FOO));
}
$ gcc -o str str.c; ./str
str.c: In function ‘main’:
str.c:9: warning: return type of ‘main’ is not ‘int’
FOO bar
--
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