control.cpp
130 lines
| 3.1 KiB
| text/x-c
|
CppLexer
florianlink
|
r10 | /**************************************************************************** | ||
** | ||||
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved. | ||||
** Copyright (C) 2002-2005 Roberto Raggi <roberto@kdevelop.org> | ||||
** | ||||
** This file is part of the Qt Script Generator project on Trolltech Labs. | ||||
** | ||||
** This file may be used under the terms of the GNU General Public | ||||
** License version 2.0 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.trolltech.com/products/qt/opensource.html | ||||
** | ||||
** If you are unsure which license is appropriate for your use, please | ||||
** review the following information: | ||||
** http://www.trolltech.com/products/qt/licensing.html or contact the | ||||
** sales department at sales@trolltech.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. | ||||
** | ||||
****************************************************************************/ | ||||
#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; | ||||