X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FDepTable.h;h=7f687ccec233083ff62d2f79d06db74e7733ed53;hb=0c7bd9a57f2a308bb9659200eda3b7e45f8d5d3c;hp=49cd4e73d9aadacd56f8a443c4f44efa233111fb;hpb=27de1486ca34aaad446adb798d71a77d6f6304da;p=lyx.git

diff --git a/src/DepTable.h b/src/DepTable.h
index 49cd4e73d9..7f687ccec2 100644
--- a/src/DepTable.h
+++ b/src/DepTable.h
@@ -1,63 +1,74 @@
 // -*- 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
+#ifndef DEP_TABLE_H
+#define DEP_TABLE_H
+
+#include "support/FileName.h"
+
+#include <map>
+#include <string>
 
-#include "LString.h"
-#include <stdio.h>
+
+namespace lyx {
 
 ///
 class DepTable {
 public:
-	///
-	DepTable();
-	///
 	/** 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(LString 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(LString const &f);
-	///
-	void read(LString 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(support::FileName const & fil) const;
+	/// return true if a file with extension ext has changed.
+	bool extchanged(std::string const & ext) const;
 	///
-	bool haschanged(LString const &fil);
-private:
+	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 &);
 	///
-	DepTable(LString const &f,
-		 bool upd,
-		 unsigned long one,
-		 unsigned long two);
+	void remove_file(support::FileName const &);
+private:
 	///
-	LString file;
-	/// The files new checksum
-	unsigned long new_sum;
-	/// The files old checksum
-	unsigned long old_sum;
+	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.
+		long mtime_cur;
+		///
+		bool changed() const;
+	};
 	///
-	DepTable *next;
-		
+	typedef std::map<support::FileName, dep_info> DepList;
 	///
-	void write(FILE *f);
+	DepList deplist;
 };
 
+
+} // namespace lyx
+
 #endif