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/****************************************************************************
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**
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** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Script Generator project on Qt Labs.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "control.h"
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#include "lexer.h"
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Control::Control()
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: current_context(0),
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_M_skipFunctionBody(false),
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_M_lexer(0),
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_M_parser(0)
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{
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pushContext();
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declareTypedef(findOrInsertName("__builtin_va_list",
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strlen("__builtin_va_list")), 0);
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}
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Control::~Control()
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{
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popContext();
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Q_ASSERT(current_context == 0);
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}
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Lexer *Control::changeLexer(Lexer *lexer)
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{
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Lexer *old = _M_lexer;
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_M_lexer = lexer;
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return old;
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}
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Parser *Control::changeParser(Parser *parser)
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{
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Parser *old = _M_parser;
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_M_parser = parser;
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return old;
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}
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Type *Control::lookupType(const NameSymbol *name) const
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{
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Q_ASSERT(current_context != 0);
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return current_context->resolve(name);
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}
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void Control::declare(const NameSymbol *name, Type *type)
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{
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//printf("*** Declare:");
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//printSymbol(name);
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//putchar('\n');
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Q_ASSERT(current_context != 0);
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current_context->bind(name, type);
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}
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void Control::pushContext()
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{
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// printf("+Context\n");
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Context *new_context = new Context;
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new_context->parent = current_context;
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current_context = new_context;
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}
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void Control::popContext()
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{
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// printf("-Context\n");
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Q_ASSERT(current_context != 0);
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Context *old_context = current_context;
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current_context = current_context->parent;
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delete old_context;
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}
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void Control::declareTypedef(const NameSymbol *name, Declarator *d)
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{
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// printf("declared typedef:");
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// printSymbol(name);
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// printf("\n");
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stl_typedef_table.insert(name, d);
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}
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bool Control::isTypedef(const NameSymbol *name) const
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{
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// printf("is typedef:");
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// printSymbol(name);
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// printf("= %d\n", (stl_typedef_table.find(name) != stl_typedef_table.end()));
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return stl_typedef_table.contains(name);
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}
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QList<Control::ErrorMessage> Control::errorMessages () const
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{
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return _M_error_messages;
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}
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void Control::clearErrorMessages ()
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{
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_M_error_messages.clear ();
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}
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void Control::reportError (const ErrorMessage &errmsg)
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{
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_M_error_messages.append(errmsg);
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}
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// kate: space-indent on; indent-width 2; replace-tabs on;
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