Commit-ID:  131d51eb1d17aac3a604cf929fd99ff4dd34f495
Gitweb:     http://git.kernel.org/tip/131d51eb1d17aac3a604cf929fd99ff4dd34f495
Author:     Namhyung Kim <namhy...@kernel.org>
AuthorDate: Tue, 8 Nov 2016 22:08:31 +0900
Committer:  Arnaldo Carvalho de Melo <a...@redhat.com>
CommitDate: Wed, 9 Nov 2016 11:30:47 -0300

perf hists browser: Show folded sign properly on --hierarchy

When horizontal scrolling is used in hierarchy mode, the folded signed
disappears at the right most column.

Committer note:

To test it, run 'perf top --hierarchy, see the '+' symbol at the first
column, then press the right arrow key, the '+' symbol will disappear,
this patch fixes that.

Signed-off-by: Namhyung Kim <namhy...@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <a...@redhat.com>
Tested-by: Markus Trippelsdorf <mar...@trippelsdorf.de>
Cc: Jiri Olsa <jo...@kernel.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Link: http://lkml.kernel.org/r/20161108130833.9263-3-namhy...@kernel.org
[ Move 'width -= 2' invariant to right after the if/else ]
Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
---
 tools/perf/ui/browsers/hists.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 225ef2a..e767fbd 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1381,7 +1381,13 @@ static int hist_browser__show_hierarchy_entry(struct 
hist_browser *browser,
                }
 
                perf_hpp_list__for_each_format(entry->hpp_list, fmt) {
-                       ui_browser__write_nstring(&browser->b, "", 2);
+                       if (first) {
+                               ui_browser__printf(&browser->b, "%c ", 
folded_sign);
+                               first = false;
+                       } else {
+                               ui_browser__write_nstring(&browser->b, "", 2);
+                       }
+
                        width -= 2;
 
                        /*

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