linux-kernel - Re: [PATCH 5/4] perf ui/tui: Print helpline message as is

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Date:	Tue, 12 Jan 2016 12:23:58 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Jiri Olsa <jolsa@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Andi Kleen <andi@...stfloor.org>,
	Wang Nan <wangnan0@...wei.com>
Subject: Re: [PATCH 5/4] perf ui/tui: Print helpline message as is

Em Mon, Jan 11, 2016 at 07:53:14PM +0900, Namhyung Kim escreveu:
> When a tip message contains a percent sign, it was treated printf format
> specifier so broken string was printed like below.
> 
>   Tip: Limit to show entries above 577nly: perf report --percent-limit 5
>                                    ^^^
> 
> As ui_browser__show receives format string, pass additional "%s" so that
> the help (tip) message can be printed as is.
> 
>   Tip: Limit to show entries above 5% only: perf report --percent-limit 5

Applied.
 
> Signed-off-by: Namhyung Kim <namhyung@...nel.org>
> ---
>  tools/perf/ui/browsers/hists.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
> index 901d481e6cea..08c09ad755d2 100644
> --- a/tools/perf/ui/browsers/hists.c
> +++ b/tools/perf/ui/browsers/hists.c
> @@ -480,7 +480,7 @@ static int hist_browser__run(struct hist_browser *browser, const char *help)
>  
>  	hists__browser_title(browser->hists, hbt, title, sizeof(title));
>  
> -	if (ui_browser__show(&browser->b, title, help) < 0)
> +	if (ui_browser__show(&browser->b, title, "%s", help) < 0)
>  		return -1;
>  
>  	while (1) {
> -- 
> 2.6.4