From 1e6dd077a880ba5570beb690523b7a78a91a7615 Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@redhat.com>
Date: Tue, 10 Aug 2010 15:58:50 -0300
Subject: perf ui: Complete the breakdown of util/newt.c

LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/ui/helpline.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'tools/perf/util/ui/helpline.c')

diff --git a/tools/perf/util/ui/helpline.c b/tools/perf/util/ui/helpline.c
index 6a11e1301559..ff584606a4dc 100644
--- a/tools/perf/util/ui/helpline.c
+++ b/tools/perf/util/ui/helpline.c
@@ -3,6 +3,7 @@
 #include <stdlib.h>
 #include <newt.h>
 
+#include "../debug.h"
 #include "helpline.h"
 
 void ui_helpline__pop(void)
@@ -41,3 +42,28 @@ void ui_helpline__puts(const char *msg)
 	ui_helpline__pop();
 	ui_helpline__push(msg);
 }
+
+void ui_helpline__init(void)
+{
+	ui_helpline__puts(" ");
+}
+
+char ui_helpline__last_msg[1024];
+
+int ui_helpline__show_help(const char *format, va_list ap)
+{
+	int ret;
+	static int backlog;
+
+        ret = vsnprintf(ui_helpline__last_msg + backlog,
+			sizeof(ui_helpline__last_msg) - backlog, format, ap);
+	backlog += ret;
+
+	if (ui_helpline__last_msg[backlog - 1] == '\n') {
+		ui_helpline__puts(ui_helpline__last_msg);
+		newtRefresh();
+		backlog = 0;
+	}
+
+	return ret;
+}
-- 
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