- lcd4l: fix removing start/stop hint when init script fails

Conflicts:
	src/driver/lcd4l.h

Signed-off-by: Thilo Graf <dbt@novatux.de>

src/driver/lcd4l.cpp

@@ -167,6 +167,8 @@ void CLCD4l::StartLCD4l()
 	{
 		if (exec_initscript("lcd4linux", "start", "systemctl"))
 			OnAfterStart();
+		else
+			OnAfterError();
 	}
 }
 
@@ -188,6 +190,8 @@ void CLCD4l::StopLCD4l()
 
 	if (exec_initscript("lcd4linux", "stop", "systemctl"))
 		OnAfterStop();
+	else
+		OnAfterError();
 }
 
 void CLCD4l::SwitchLCD4l()
@@ -881,6 +885,8 @@ void CLCD4l::ParseInfo(uint64_t parseID, bool newID, bool firstRun)
 				OnBeforeRestart();
 				if (exec_initscript("lcd4linux", "restart", "systemctl"))
 					OnAfterRestart();
+				else
+					OnAfterError();
 			}
 		}
 	}

src/driver/lcd4l.h

@@ -79,12 +79,13 @@ class CLCD4l
 
 		// use signal/slot handlers
 		// That is helping to keep the GUI code away from code inside ./src/driver.
-		sigc::signal<void> 	OnBeforeRestart,
-					OnAfterRestart,
-					OnBeforeStart,
-					OnAfterStart,
-					OnBeforeStop,
-					OnAfterStop;
+		sigc::signal<void>	OnBeforeStart,
+					OnAfterStart,
+					OnBeforeStop,
+					OnAfterStop,
+					OnBeforeRestart,
+					OnAfterRestart,
+					OnAfterError;
 
 	private:
 		std::thread	*thrLCD4l;

src/gui/lcd4l_setup.cpp

@@ -328,4 +328,6 @@ void CLCD4lSetup::connectSlots()
 	CLCD4l::getInstance()->OnAfterStart.connect(sl_remove);
 	CLCD4l::getInstance()->OnAfterStop.connect(sl_remove);
 	CLCD4l::getInstance()->OnAfterRestart.connect(sl_remove);
+
+	CLCD4l::getInstance()->OnAfterError.connect(sl_remove);
 }