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SubjectRe: [PATCH 4/6] perf report: Honor column width setting
On Thu, Jul 24, 2014 at 10:57:47AM -0300, Arnaldo Carvalho de Melo wrote:
> Em Thu, Jul 24, 2014 at 02:57:51PM +0200, Jiri Olsa escreveu:
> > On Wed, Jul 09, 2014 at 02:28:12PM +0900, Namhyung Kim wrote:
> > > Set column width and do not change it if user gives -w/--column-widths
> > > option. It'll truncate longer symbols than the width if exists.
> >
> > SNIP
> >
> > > --- a/tools/perf/util/sort.c
> > > +++ b/tools/perf/util/sort.c
> > > @@ -70,7 +70,9 @@ static int hist_entry__thread_snprintf(struct hist_entry *he, char *bf,
> > > size_t size, unsigned int width)
> > > {
> > > const char *comm = thread__comm_str(he->thread);
> > > - return repsep_snprintf(bf, size, "%-*s:%5d", width - 6,
> > > +
> > > + width = max(7U, width) - 6;
> > > + return repsep_snprintf(bf, size, "%-*.*s:%5d", width, width,
> > > comm ?: "", he->thread->tid);
> > > }
> >
> > also we now print out all sort headers left alligned, which is wrong for
> > sort_thread header: "Command: Pid' that mirrors value strings with ':'
> > being aligned
> >
> > maybe something like in attached patch..?
> >
> > thanks,
> > jirka
> >
> >
> > ---
> > diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
> > index f89714329c0f..fbbe86b7f63c 100644
> > --- a/tools/perf/util/sort.c
> > +++ b/tools/perf/util/sort.c
> > @@ -78,6 +78,7 @@ static int hist_entry__thread_snprintf(struct hist_entry *he, char *bf,
> >
> > struct sort_entry sort_thread = {
> > .se_header = "Command: Pid",
> > + .se_header_right= true,
>
> Is this just for the header? Perhaps its more clearly named .se_right_justify?

yep, it's just for header.. let's see Namhyung might have better
idea how to handle this problem

jirka


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