X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FDepTable.h;h=13498b7593b2203beb60a13d73e1b3311d7778d9;hb=91186013ba84382a3863a56e09e090b555fd4afa;hp=0f9b4827fe24eb5a5c40f9e92a1a87250d29542a;hpb=dfe1bc44b44903faf77ef454c98c4c3e56c1d5e3;p=lyx.git

diff --git a/src/DepTable.h b/src/DepTable.h
index 0f9b4827fe..13498b7593 100644
--- a/src/DepTable.h
+++ b/src/DepTable.h
@@ -1,25 +1,26 @@
 // -*- C++ -*-
-/* This file is part of
- * ======================================================
- * 
- *           LyX, The Document Processor
- *	     Copyright (C) 1995 Matthias Ettrich
- *        
- *           This file is Copyright (C) 1996-1998
- *           Lars Gullik Bjønnes
+/**
+ * \file DepTable.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
  *
- * ======================================================
+ * \author Lars Gullik Bjønnes
+ * \author Jean-Marc Lasgouttes
+ *
+ * Full author contact details are available in file CREDITS.
  */
 
 #ifndef DEP_TABLE_H
 #define DEP_TABLE_H
 
-#include "LString.h"
+#include <ctime>
 #include <map>
+#include <string>
 
-#ifdef __GNUG__
-#pragma interface
-#endif
+
+namespace lyx {
+
+namespace support { class FileName; }
 
 ///
 class DepTable {
@@ -27,28 +28,48 @@ public:
 	/** This one is a little bit harder since we need the absolute
 	  filename. Should we insert files with .sty .cls etc as
 	  extension? */
-	void insert(string const & f,
-		    bool upd = false,
-		    unsigned long one = 0,
-		    unsigned long two = 0);
+	void insert(support::FileName const & f, bool upd = false);
 	///
 	void update();
 
 	///
-	void write(string const &f);
-	///
-	void read(string const &f);
+	void write(support::FileName const & f) const;
+	/// returns true if dep file was read successfully
+	bool read(support::FileName const & f);
 	/// returns true if any of the files has changed
-	bool sumchange();
+	bool sumchange() const;
 	/// return true if fil has changed.
-	bool haschanged(string const & fil);
+	bool haschanged(support::FileName const & fil) const;
 	/// return true if a file with extension ext has changed.
-	bool extchanged(string const & ext);
+	bool extchanged(std::string const & ext) const;
+	///
+	bool exist(support::FileName const & fil) const;
+	/// returns true if any files with ext exist
+	bool ext_exist(std::string const & ext) const;
+	///
+	void remove_files_with_extension(std::string const &);
+	///
+	void remove_file(support::FileName const &);
 private:
 	///
-	typedef map<string, pair<unsigned long, unsigned long> > DepList;
+	class dep_info {
+	public:
+		/// Previously calculated CRC value
+		unsigned long crc_prev;
+		/// Current CRC value - only re-computed if mtime has changed.
+		unsigned long crc_cur;
+		/// mtime from last time current CRC was calculated.
+		std::time_t mtime_cur;
+		///
+		bool changed() const;
+	};
+	///
+	typedef std::map<support::FileName, dep_info> DepList;
 	///
 	DepList deplist;
 };
 
+
+} // namespace lyx
+
 #endif