diff generator/parser/control.h @ 1:e78566595089

initial import
author mandel
date Mon, 11 May 2009 16:01:50 +0000
parents
children 09a0f1d048f2
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/generator/parser/control.h	Mon May 11 16:01:50 2009 +0000
@@ -0,0 +1,153 @@
+/****************************************************************************
+**
+** Copyright (C) 1992-2008 Nokia. All rights reserved.
+** Copyright (C) 2002-2005 Roberto Raggi <roberto@kdevelop.org>
+**
+** This file is part of Qt Jambi.
+**
+** * Commercial Usage
+* Licensees holding valid Qt Commercial licenses may use this file in
+* accordance with the Qt Commercial License Agreement provided with the
+* Software or, alternatively, in accordance with the terms contained in
+* a written agreement between you and Nokia.
+*
+*
+* GNU General Public License Usage
+* Alternatively, this file may be used under the terms of the GNU
+* General Public License versions 2.0 or 3.0 as published by the Free
+* Software Foundation and appearing in the file LICENSE.GPL included in
+* the packaging of this file.  Please review the following information
+* to ensure GNU General Public Licensing requirements will be met:
+* http://www.fsf.org/licensing/licenses/info/GPLv2.html and
+* http://www.gnu.org/copyleft/gpl.html.  In addition, as a special
+* exception, Nokia gives you certain additional rights. These rights
+* are described in the Nokia Qt GPL Exception version 1.2, included in
+* the file GPL_EXCEPTION.txt in this package.
+* 
+* Qt for Windows(R) Licensees
+* As a special exception, Nokia, as the sole copyright holder for Qt
+* Designer, grants users of the Qt/Eclipse Integration plug-in the
+* right for the Qt/Eclipse Integration to link to functionality
+* provided by Qt Designer and its related libraries.
+*
+*
+* If you are unsure which license is appropriate for your use, please
+* contact the sales department at qt-sales@nokia.com.
+
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+****************************************************************************/
+
+
+#ifndef CONTROL_H
+#define CONTROL_H
+
+#include "symbol.h"
+#include "smallobject.h"
+
+#include <QtCore/QHash>
+
+struct Declarator;
+struct Type;
+class Lexer;
+class Parser;
+
+struct Context
+{
+  Context *parent;
+
+  inline void bind(const NameSymbol *name, Type *type)
+  { symbol_table.insert(name, type); }
+
+  inline Type *resolve(const NameSymbol *name) const
+  {
+    if (Type *type = symbol_table.value(name))
+      return type;
+    else if (parent)
+      return parent->resolve(name);
+
+    return 0;
+  }
+
+  typedef QHash<const NameSymbol*, Type*> symbol_table_t;
+
+  symbol_table_t symbol_table;
+};
+
+class Control
+{
+public:
+  class ErrorMessage
+  {
+  public:
+    ErrorMessage ():
+      _M_line (0),
+      _M_column (0) {}
+
+    inline int line () const { return _M_line; }
+    inline void setLine (int line) { _M_line = line; }
+
+    inline int column () const { return _M_column; }
+    inline void setColumn (int column) { _M_column = column; }
+
+    inline QString fileName () const { return _M_fileName; }
+    inline void setFileName (const QString &fileName) { _M_fileName = fileName; }
+
+    inline QString message () const { return _M_message; }
+    inline void setMessage (const QString &message) { _M_message = message; }
+
+  private:
+    int _M_line;
+    int _M_column;
+    QString _M_fileName;
+    QString _M_message;
+  };
+
+  Control();
+  ~Control();
+
+  inline bool skipFunctionBody() const { return _M_skipFunctionBody; }
+  inline void setSkipFunctionBody(bool skip) { _M_skipFunctionBody = skip; }
+
+  Lexer *changeLexer(Lexer *lexer);
+  Parser *changeParser(Parser *parser);
+
+  Lexer *currentLexer() const { return _M_lexer; }
+  Parser *currentParser() const { return _M_parser; }
+
+  Context *current_context;
+
+  inline Context *currentContext() const
+    { return current_context; }
+
+  void pushContext();
+  void popContext();
+
+  Type *lookupType(const NameSymbol *name) const;
+  void declare(const NameSymbol *name, Type *type);
+
+  inline const NameSymbol *findOrInsertName(const char *data, size_t count)
+  { return name_table.findOrInsert(data, count); }
+
+  void declareTypedef(const NameSymbol *name, Declarator *d);
+  bool isTypedef(const NameSymbol *name) const;
+
+  void reportError (const ErrorMessage &errmsg);
+  QList<ErrorMessage> errorMessages () const;
+  void clearErrorMessages ();
+
+private:
+  NameTable name_table;
+  QHash<const NameSymbol*, Declarator*> stl_typedef_table;
+  bool _M_skipFunctionBody;
+  Lexer *_M_lexer;
+  Parser *_M_parser;
+
+  QList<ErrorMessage> _M_error_messages;
+};
+
+#endif // CONTROL_H
+
+// kate: space-indent on; indent-width 2; replace-tabs on;