Hooks

- ::onExit now indicates whether changes were made.

src/Hooks.cpp

@@ -134,10 +134,13 @@ void Hooks::onLaunch ()
 // Exit:
 //   0 Means: - all emitted non-JSON lines become footnote entries
 //   1 Means: - all emitted non-JSON lines become error entries
-void Hooks::onExit ()
+bool Hooks::onExit ()
 {
   context.timer_hooks.start ();
 
+  // Status indicates whether hooks resulted in new/modified tasks.
+  bool status = false;
+
   std::vector <std::string> matchingScripts = scripts ("on-exit");
   std::vector <std::string>::iterator i;
   for (i = matchingScripts.begin (); i != matchingScripts.end (); ++i)
@@ -157,6 +160,7 @@ void Hooks::onExit ()
         {
           Task newTask (*line);
           context.tdb2.add (newTask);
+          status = true;
         }
         else
           context.footnote (*line);
@@ -173,6 +177,7 @@ void Hooks::onExit ()
   }
 
   context.timer_hooks.stop ();
+  return status;
 }
 
 ////////////////////////////////////////////////////////////////////////////////

src/Hooks.h

@@ -41,7 +41,7 @@ public:
   void initialize ();
 
   void onLaunch ();
-  void onExit ();
+  bool onExit ();
   void onAdd (Task&);
   void onModify (const Task&, Task&);