perf hists browser: Introduce init()

Factoring out the hist_browser initialization code, so it could be used
from other parts in following patches.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1466459899-1166-8-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

2 files changed, 22 insertions, 15 deletions

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index a81b298b79f9..9d744358ca78 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -2042,25 +2042,30 @@ static int hist_browser__dump(struct hist_browser *browser)
         return 0;
 }
 
+void hist_browser__init(struct hist_browser *browser,
+                        struct hists *hists)
+{
+        struct perf_hpp_fmt *fmt;
+
+        browser->hists                  = hists;
+        browser->b.refresh              = hist_browser__refresh;
+        browser->b.refresh_dimensions   = hist_browser__refresh_dimensions;
+        browser->b.seek                 = ui_browser__hists_seek;
+        browser->b.use_navkeypressed    = true;
+        browser->show_headers           = symbol_conf.show_hist_headers;
+
+        hists__for_each_format(hists, fmt) {
+                perf_hpp__reset_width(fmt, hists);
+                ++browser->b.columns;
+        }
+}
+
 struct hist_browser *hist_browser__new(struct hists *hists)
 {
         struct hist_browser *browser = zalloc(sizeof(*browser));
 
-        if (browser) {
-                struct perf_hpp_fmt *fmt;
-
-                browser->hists = hists;
-                browser->b.refresh = hist_browser__refresh;
-                browser->b.refresh_dimensions = hist_browser__refresh_dimensions;
-                browser->b.seek = ui_browser__hists_seek;
-                browser->b.use_navkeypressed = true;
-                browser->show_headers = symbol_conf.show_hist_headers;
-
-                hists__for_each_format(hists, fmt) {
-                        perf_hpp__reset_width(fmt, hists);
-                        ++browser->b.columns;
-                }
-        }
+        if (browser)
+                hist_browser__init(browser, hists);
 
         return browser;
 }
diff --git a/tools/perf/ui/browsers/hists.h b/tools/perf/ui/browsers/hists.h
index ec55a511d910..39bd0f28f211 100644
--- a/tools/perf/ui/browsers/hists.h
+++ b/tools/perf/ui/browsers/hists.h
@@ -27,4 +27,6 @@ struct hist_browser {
 struct hist_browser *hist_browser__new(struct hists *hists);
 void hist_browser__delete(struct hist_browser *browser);
 int hist_browser__run(struct hist_browser *browser, const char *help);
+void hist_browser__init(struct hist_browser *browser,
+                        struct hists *hists);
 #endif /* _PERF_UI_BROWSER_HISTS_H_ */