perf ui browser: Add vprintf() method

We'll need it for some callbacks for the upcoming
annotation__line_print() routines.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-t3qiobj4ua38xzsq8cyw9ky5@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c
index 63399af3049f824d749c6c4f042f867fa77bc1ad..33c30325885f34364528c670d204ba8a421bea02 100644 (file)
--- a/tools/perf/ui/browser.c
+++ b/tools/perf/ui/browser.c
@@ -56,12 +56,17 @@ void ui_browser__write_nstring(struct ui_browser *browser __maybe_unused, const
        slsmg_write_nstring(msg, width);
 }
 
+void ui_browser__vprintf(struct ui_browser *browser __maybe_unused, const char *fmt, va_list args)
+{
+       slsmg_vprintf(fmt, args);
+}
+
 void ui_browser__printf(struct ui_browser *browser __maybe_unused, const char *fmt, ...)
 {
        va_list args;
 
        va_start(args, fmt);
-       slsmg_vprintf(fmt, args);
+       ui_browser__vprintf(browser, fmt, args);
        va_end(args);
 }
 

diff --git a/tools/perf/ui/browser.h b/tools/perf/ui/browser.h
index 03e1734412b95fec1ab81cb7152cb1bb5e8989ca..9e69c6a435148403b1ff4455738a713fbed29cf1 100644 (file)
--- a/tools/perf/ui/browser.h
+++ b/tools/perf/ui/browser.h
@@ -3,6 +3,7 @@
 #define _PERF_UI_BROWSER_H_ 1
 
 #include <linux/types.h>
+#include <stdarg.h>
 
 #define HE_COLORSET_TOP                50
 #define HE_COLORSET_MEDIUM     51
@@ -40,6 +41,7 @@ void ui_browser__reset_index(struct ui_browser *browser);
 void ui_browser__gotorc(struct ui_browser *browser, int y, int x);
 void ui_browser__write_nstring(struct ui_browser *browser, const char *msg,
                               unsigned int width);
+void ui_browser__vprintf(struct ui_browser *browser, const char *fmt, va_list args);
 void ui_browser__printf(struct ui_browser *browser, const char *fmt, ...);
 void ui_browser__write_graph(struct ui_browser *browser, int graph);
 void __ui_browser__line_arrow(struct ui_browser *browser, unsigned int column,