Move scan's core code into new machinery lib.

include/dindexer-machinery/indexer.hpp

@@ -0,0 +1,77 @@
+/* Copyright 2015, Michele Santullo
+ * This file is part of "dindexer".
+ *
+ * "dindexer" is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * "dindexer" is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with "dindexer".  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef idE555EF56730442C1ADDC7B2AE7A9340E
+#define idE555EF56730442C1ADDC7B2AE7A9340E
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#if !defined(NDEBUG)
+#	define INDEXER_VERBOSE
+#endif
+
+#if defined(WITH_PROGRESS_FEEDBACK)
+namespace std {
+	class condition_variable;
+} //namespace std
+#endif
+
+namespace fastf {
+	struct FileStats;
+} //namespace fastf
+
+namespace dinlib {
+	struct Settings;
+} //namespace dinlib
+
+namespace din {
+	struct FileRecordData;
+
+	class Indexer {
+	public:
+		Indexer ( void );
+		Indexer ( Indexer&& ) = default;
+		Indexer ( const Indexer& ) = delete;
+		~Indexer ( void ) noexcept;
+
+		bool add_path ( const char* parPath, const fastf::FileStats& parStats );
+#if defined(INDEXER_VERBOSE)
+		void dump ( void ) const;
+#endif
+
+		std::size_t total_items ( void ) const;
+		std::string operator[] ( std::size_t parIndex ) const;
+#if defined(WITH_PROGRESS_FEEDBACK)
+		std::size_t processed_items ( void ) const;
+		std::string current_item ( void ) const;
+		std::condition_variable& step_notify ( void );
+#endif
+		void calculate_hash ( void );
+		bool empty ( void ) const;
+		void ignore_read_errors ( bool parIgnore );
+		const std::vector<FileRecordData>& record_data ( void ) const;
+
+	private:
+		struct LocalData;
+
+		std::unique_ptr<LocalData> m_local_data;
+	};
+} //namespace din
+
+#endif