linux-kernel - Re: [RFC PATCHES 0/7] Add support for showing headers in the hist browser.

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Date:	Tue, 8 Jul 2014 17:05:44 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	Jiri Olsa <jolsa@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	David Ahern <dsahern@...il.com>,
	Don Zickus <dzickus@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>, Jiri Olsa <jolsa@...nel.org>,
	Mike Galbraith <efault@....de>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [RFC PATCHES 0/7] Add support for showing headers in the hist browser.

On Tue, Jul 8, 2014 at 3:23 AM, Arnaldo Carvalho de Melo
<acme@...nel.org> wrote:
> Em Fri, Jul 04, 2014 at 05:53:02PM +0900, Namhyung Kim escreveu:
>> you ;-) ).  But I also think it needs to fix column/header alignment
>> first, hmm...
>
> This one liner should do the trick, i.e. left justify it.

Yes, but it needs some more tweaks.  I'll try to fix it soon..

Thanks,
Namhyung


>
> - Arnaldo
>
> diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
> index 1ec57dd82284..14e5a039bc45 100644
> --- a/tools/perf/util/sort.c
> +++ b/tools/perf/util/sort.c
> @@ -1215,7 +1215,7 @@ static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
>         hse = container_of(fmt, struct hpp_sort_entry, hpp);
>         len = hists__col_len(&evsel->hists, hse->se->se_width_idx);
>
> -       return scnprintf(hpp->buf, hpp->size, "%*s", len, hse->se->se_header);
> +       return scnprintf(hpp->buf, hpp->size, "%-*s", len, hse->se->se_header);
>  }
>
>  static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
--
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