Inverted control flow, engine as library

luprex/core/cpp/source.hpp

@@ -132,12 +132,10 @@ public:
     
     // Update
     //
-    // Read all the lua source files from disk and store them in the
-    // source database.  Also compiles these files using lua's "load"
-    // function.  Efficient: if a source file is already in the database
-    // and hasn't been modified, it is not reloaded.
+    // Update the database using the specified lua source code.
+    // Compiles these files using lua's "load" function.
     //
-    void update();
+    void update(const util::LuaSource &source);
 
     // Rebuild
     //