[Powertop] [PATCH 2/2] tuning: print executed toggle script

report executed toggle_script back to user via ui_notify_user().

Example:
 Execute: echo 'auto' > '/sys/bus/pci/devices/0000:00:1c.1/power/control';
 Execute: echo 'on' > '/sys/bus/pci/devices/0000:00:1c.1/power/control';

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky(a)gmail.com>

---
 src/tuning/tuning.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/tuning/tuning.cpp b/src/tuning/tuning.cpp
index ff3d715..5adcbfe 100644
--- a/src/tuning/tuning.cpp
+++ b/src/tuning/tuning.cpp
@@ -141,11 +141,15 @@ void tuning_window::repaint(void)
 void tuning_window::cursor_enter(void)
 {
 	class tunable *tun;
-
+	const char *toggle_script;
 	tun = all_tunables[cursor_pos];
 	if (!tun)
 		return;
+	/** device will change its state so need to store toggle script before
+	 * we toggle()*/
+	toggle_script = tun->toggle_script();
 	tun->toggle();
+	ui_notify_user("Execute: %s\n", toggle_script);
 }
 
 static bool tunables_sort(class tunable * i, class tunable * j)