util/qlalr/cppgenerator.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/util/qlalr/cppgenerator.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,98 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the utils of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef CPPGENERATOR_H
+#define CPPGENERATOR_H
+
+#include "lalr.h"
+#include "compress.h"
+
+class Grammar;
+class Automaton;
+class Recognizer;
+
+class CppGenerator
+{
+public:
+  CppGenerator(const Recognizer &p, Grammar &grammar, Automaton &aut, bool verbose):
+    p (p),
+    grammar (grammar),
+    aut (aut),
+    verbose (verbose),
+    debug_info (false),
+    copyright (false) {}
+
+  void operator () ();
+
+  bool debugInfo () const { return debug_info; }
+  void setDebugInfo (bool d) { debug_info = d; }
+
+  void setCopyright (bool t) { copyright = t; }
+
+private:
+  void generateDecl (QTextStream &out);
+  void generateImpl (QTextStream &out);
+
+  QString debugInfoProt() const;
+  QString copyrightHeader() const;
+  QString privateCopyrightHeader() const;
+
+private:
+  static QString startIncludeGuard(const QString &fileName);
+  static QString endIncludeGuard(const QString &fileName);
+
+  const Recognizer &p;
+  Grammar &grammar;
+  Automaton &aut;
+  bool verbose;
+  int accept_state;
+  int state_count;
+  int terminal_count;
+  int non_terminal_count;
+  bool debug_info;
+  bool copyright;
+  Compress compressed_action;
+  Compress compressed_goto;
+  QVector<int> count;
+  QVector<int> defgoto;
+};
+
+#endif // CPPGENERATOR_H