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diff --git a/mpeglib/example/yaf/yafcore/lineStack.h b/mpeglib/example/yaf/yafcore/lineStack.h
new file mode 100644
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--- /dev/null
+++ b/mpeglib/example/yaf/yafcore/lineStack.h
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+/*
+  a class which scans a string and converts it into commandLines
+  Copyright (C) 1998  Martin Vogt
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Library General Public License as published by
+  the Free Software Foundation.
+
+  For more information look at the file COPYRIGHT in this package
+
+ */
+
+
+
+
+
+#ifndef __LINESTACK_H
+#define __LINESTACK_H
+
+
+#include "buffer.h"
+
+/* 
+   This class is a hack because I have problems with
+   the io-streams. Why these stupid things cannot buffer
+   a whole line?
+   They behave strange, I hate them.
+*/
+   
+
+
+class LineStack {
+
+ public:
+  LineStack();
+  ~LineStack();
+
+  void appendBottom(char* buffer);
+  void appendBottom(char* buffer,int buflen);
+  void appendBottom(LineStack* stack);
+  
+  int hasLine();
+  void nextLine(Buffer* nextLine);
+
+  void print(char* name);
+ private:
+  char* getReturnPos();
+
+  Buffer* stack;
+};
+
+
+#endif
+  
+