Bug Fix - nag

- TDB::gc now displays a header message.
- nag function now piggy-backs on existing locked TDB.

src/Context.cpp

@@ -509,7 +509,7 @@ void Context::parse (
 
       // Reinitialize the context and recurse.
       initialize ();
-      parse ();
+      parse (args, cmd, task, sequence, subst, filter);
     }
   }
 }

src/TDB.cpp

@@ -196,6 +196,8 @@ int TDB::loadPending (std::vector <Task>& tasks, Filter& filter)
 
   try
   {
+    mPending.clear ();
+
     mId = 1;
     char line[T_LINE_MAX];
     foreach (location, mLocations)
@@ -371,6 +373,8 @@ int TDB::gc ()
 {
   int count = 0;
 
+  context.header ("gc");
+
   // Set up a second TDB.
   Filter filter;
   TDB tdb;

src/recur.cpp

@@ -401,10 +401,10 @@ void nag (Task& task)
   {
     // Load all pending tasks.
     std::vector <Task> tasks;
-    context.tdb.lock (context.config.get ("locking", true));
     Filter filter;
+
+    // Piggy-back on existing locked TDB.
     context.tdb.loadPending (tasks, filter);
-    context.tdb.unlock ();
 
     // Counters.
     int overdue    = 0;