From 4ef189d7b63e4e7fd595cd859f065be042ae5f5b Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Sat, 9 Aug 2014 21:06:16 -0400
Subject: [PATCH] Hooks

- ::onExit now indicates whether changes were made.
---
 src/Hooks.cpp | 7 ++++++-
 src/Hooks.h   | 2 +-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/Hooks.cpp b/src/Hooks.cpp
index 1a757b7d2..e2f5c09dc 100644
--- a/src/Hooks.cpp
+++ b/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;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/src/Hooks.h b/src/Hooks.h
index c461cb4bf..69dbfe1f8 100644
--- a/src/Hooks.h
+++ b/src/Hooks.h
@@ -41,7 +41,7 @@ public:
   void initialize ();
 
   void onLaunch ();
-  void onExit ();
+  bool onExit ();
   void onAdd (Task&);
   void onModify (const Task&, Task&);