control.cpp
147 lines
| 3.5 KiB
| text/x-c
|
CppLexer
Orochimarufan
|
r205 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). | ||||
** All rights reserved. | ||||
** Contact: Nokia Corporation (qt-info@nokia.com) | ||||
** | ||||
** This file is part of the Qt Script Generator project on Qt Labs. | ||||
** | ||||
** $QT_BEGIN_LICENSE:LGPL$ | ||||
** 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. | ||||
** | ||||
** | ||||
** | ||||
** | ||||
** | ||||
** | ||||
** | ||||
** | ||||
** $QT_END_LICENSE$ | ||||
** | ||||
****************************************************************************/ | ||||
#include "control.h" | ||||
#include "lexer.h" | ||||
Control::Control() | ||||
: current_context(0), | ||||
_M_skipFunctionBody(false), | ||||
_M_lexer(0), | ||||
_M_parser(0) | ||||
{ | ||||
pushContext(); | ||||
declareTypedef(findOrInsertName("__builtin_va_list", | ||||
strlen("__builtin_va_list")), 0); | ||||
} | ||||
Control::~Control() | ||||
{ | ||||
popContext(); | ||||
Q_ASSERT(current_context == 0); | ||||
} | ||||
Lexer *Control::changeLexer(Lexer *lexer) | ||||
{ | ||||
Lexer *old = _M_lexer; | ||||
_M_lexer = lexer; | ||||
return old; | ||||
} | ||||
Parser *Control::changeParser(Parser *parser) | ||||
{ | ||||
Parser *old = _M_parser; | ||||
_M_parser = parser; | ||||
return old; | ||||
} | ||||
Type *Control::lookupType(const NameSymbol *name) const | ||||
{ | ||||
Q_ASSERT(current_context != 0); | ||||
return current_context->resolve(name); | ||||
} | ||||
void Control::declare(const NameSymbol *name, Type *type) | ||||
{ | ||||
//printf("*** Declare:"); | ||||
//printSymbol(name); | ||||
//putchar('\n'); | ||||
Q_ASSERT(current_context != 0); | ||||
current_context->bind(name, type); | ||||
} | ||||
void Control::pushContext() | ||||
{ | ||||
// printf("+Context\n"); | ||||
Context *new_context = new Context; | ||||
new_context->parent = current_context; | ||||
current_context = new_context; | ||||
} | ||||
void Control::popContext() | ||||
{ | ||||
// printf("-Context\n"); | ||||
Q_ASSERT(current_context != 0); | ||||
Context *old_context = current_context; | ||||
current_context = current_context->parent; | ||||
delete old_context; | ||||
} | ||||
void Control::declareTypedef(const NameSymbol *name, Declarator *d) | ||||
{ | ||||
// printf("declared typedef:"); | ||||
// printSymbol(name); | ||||
// printf("\n"); | ||||
stl_typedef_table.insert(name, d); | ||||
} | ||||
bool Control::isTypedef(const NameSymbol *name) const | ||||
{ | ||||
// printf("is typedef:"); | ||||
// printSymbol(name); | ||||
// printf("= %d\n", (stl_typedef_table.find(name) != stl_typedef_table.end())); | ||||
return stl_typedef_table.contains(name); | ||||
} | ||||
QList<Control::ErrorMessage> Control::errorMessages () const | ||||
{ | ||||
return _M_error_messages; | ||||
} | ||||
void Control::clearErrorMessages () | ||||
{ | ||||
_M_error_messages.clear (); | ||||
} | ||||
void Control::reportError (const ErrorMessage &errmsg) | ||||
{ | ||||
_M_error_messages.append(errmsg); | ||||
} | ||||
// kate: space-indent on; indent-width 2; replace-tabs on; | ||||