[tip:perf/core] perf hist: Introduce routine to measure lenght of formatted entry
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From: tip-bot for Arnaldo Carvalho de Melo on 2 Aug 2010 04:00 Commit-ID: 06daaaba7c211ca6a8227b9a54dbc86dd837f034 Gitweb: http://git.kernel.org/tip/06daaaba7c211ca6a8227b9a54dbc86dd837f034 Author: Arnaldo Carvalho de Melo <acme(a)redhat.com> AuthorDate: Wed, 21 Jul 2010 17:58:25 -0300 Committer: Arnaldo Carvalho de Melo <acme(a)redhat.com> CommitDate: Tue, 27 Jul 2010 11:24:31 -0300 perf hist: Introduce routine to measure lenght of formatted entry Will be used to figure out the window width needed in the new tree widget. Cc: Frederic Weisbecker <fweisbec(a)gmail.com> Cc: Mike Galbraith <efault(a)gmx.de> Cc: Peter Zijlstra <peterz(a)infradead.org> Cc: Stephane Eranian <eranian(a)google.com> LKML-Reference: <new-submission> Signed-off-by: Arnaldo Carvalho de Melo <acme(a)redhat.com> --- tools/perf/util/hist.c | 27 +++++++++++++++++++++++++++ tools/perf/util/hist.h | 3 +++ 2 files changed, 30 insertions(+), 0 deletions(-) diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 0bc6790..f93095f 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -850,6 +850,33 @@ print_entries: return ret; } +/* + * See hists__fprintf to match the column widths + */ +unsigned int hists__sort_list_width(struct hists *self) +{ + struct sort_entry *se; + int ret = 9; /* total % */ + + if (symbol_conf.show_cpu_utilization) { + ret += 7; /* count_sys % */ + ret += 6; /* count_us % */ + if (perf_guest) { + ret += 13; /* count_guest_sys % */ + ret += 12; /* count_guest_us % */ + } + } + + if (symbol_conf.show_nr_samples) + ret += 11; + + list_for_each_entry(se, &hist_entry__sort_list, list) + if (!se->elide) + ret += 2 + hists__col_len(self, se->se_width_idx); + + return ret; +} + static void hists__remove_entry_filter(struct hists *self, struct hist_entry *h, enum hist_filter filter) { diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index 92962b2..65a48db 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -141,4 +141,7 @@ int hist_entry__tui_annotate(struct hist_entry *self); int hists__tui_browse_tree(struct rb_root *self, const char *help); #endif + +unsigned int hists__sort_list_width(struct hists *self); + #endif /* __PERF_HIST_H */ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |