Context

- Added special integer catch handler for hook terminations.

src/Context.cpp

@@ -232,6 +232,12 @@ int Context::initialize (int argc, const char** argv)
     rc = 2;
   }
 
+  catch (int)
+  {
+    // Hooks can terminate processing by throwing integers.
+    rc = 4;
+  }
+
   catch (...)
   {
     error (STRING_UNKNOWN_ERROR);