More work on console I/O and minor fixes

luprex/core/cpp/source.hpp

@@ -141,18 +141,21 @@ public:
     //
     // Rebuild the lua environment: clear it out, then reinstall all the
     // functions that should be there.  See above for more information.
-    // If an error exists in any of the source files, or when loading any
-    // of the closures, the error can optionally be printed or ignored.
     //
-    void rebuild(bool print_errors);
-
+    // Any error messages will be collected into a single long string
+    // containing one error per line, and returned.  If the return value
+    // is the empty string, there were no errors.
+    //
+    std::string rebuild();
+    
     // Difference transmission.
     //
     // Note: The patch routine applies the differences to the source
     // database, and if there are any changes, it does a source rebuild.
+    // The patch routine returns true if anything was modified.
     //
     void diff(const SourceDB &auth, StreamBuffer *sb);
-    void patch(StreamBuffer *sb);
+    bool patch(StreamBuffer *sb);
 
     // run_unittests
     //
@@ -170,19 +173,6 @@ public:
     std::string get(const std::string &fn);
 };
 
-// The Lua 'makeclass' operator.
-//
-// Creates a table in the global environment with the specified name.
-// Adds a __class field and an __index field, and an action subtable.
-// If there's already a table with this name in the global environment,
-// leaves it there, and repairs the __class and __index fields.
-//
-int lfn_source_makeclass(lua_State *L);
-
-// Return true if the specified table is a class created by 'makeclass'
-//
-int lfn_source_isclass(lua_State *L);
-
 #endif // SOURCE_HPP