1 files changed, 14 insertions, 1 deletions
diff --git a/tools/perf/ui/helpline.h b/tools/perf/ui/helpline.h
index 7bab6b34e35..46181f4fc07 100644
--- a/tools/perf/ui/helpline.h
+++ b/tools/perf/ui/helpline.h
@@ -4,13 +4,26 @@
 #include <stdio.h>
 #include <stdarg.h>
 
+#include "../util/cache.h"
+
+struct ui_helpline {
+	void (*pop)(void);
+	void (*push)(const char *msg);
+	int  (*show)(const char *fmt, va_list ap);
+};
+
+extern struct ui_helpline *helpline_fns;
+
 void ui_helpline__init(void);
+
 void ui_helpline__pop(void);
 void ui_helpline__push(const char *msg);
 void ui_helpline__vpush(const char *fmt, va_list ap);
 void ui_helpline__fpush(const char *fmt, ...);
 void ui_helpline__puts(const char *msg);
+int  ui_helpline__vshow(const char *fmt, va_list ap);
 
-extern char ui_helpline__current[];
+extern char ui_helpline__current[512];
+extern char ui_helpline__last_msg[];
 
 #endif /* _PERF_UI_HELPLINE_H_ */