Free movingBar memory on exit

MetersPanel.c

@@ -27,6 +27,13 @@ static const char* const MetersMovingKeys[] = {"Space", "Enter", "Up", "Dn", "<-
 static int MetersMovingEvents[] = {' ', 13, KEY_UP, KEY_DOWN, KEY_LEFT, KEY_RIGHT, ERR, KEY_DC, KEY_F(10)};
 static FunctionBar* Meters_movingBar = NULL;
 
+void MetersPanel_cleanup() {
+   if (Meters_movingBar) {
+      FunctionBar_delete(Meters_movingBar);
+      Meters_movingBar = NULL;
+   }
+}
+
 static void MetersPanel_delete(Object* object) {
    Panel* super = (Panel*) object;
    MetersPanel* this = (MetersPanel*) object;

MetersPanel.h

@@ -24,6 +24,8 @@ struct MetersPanel_ {
    bool moving;
 };
 
+void MetersPanel_cleanup(void);
+
 void MetersPanel_setMoving(MetersPanel* this, bool moving);
 
 extern PanelClass MetersPanel_class;

htop.c

@@ -12,6 +12,7 @@ in the source distribution for its full text.
 #include "ColumnsPanel.h"
 #include "CRT.h"
 #include "MainPanel.h"
+#include "MetersPanel.h"
 #include "ProcessList.h"
 #include "ScreenManager.h"
 #include "Settings.h"
@@ -277,6 +278,7 @@ int main(int argc, char** argv) {
    ProcessList_delete(pl);
 
    ScreenManager_delete(scr);
+   MetersPanel_cleanup();
 
    UsersTable_delete(ut);
    Settings_delete(settings);