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1 /****************************************************************************
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2 **
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3 ** Copyright (C) 1992-2008 Nokia. All rights reserved.
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4 ** Copyright (C) 2002-2005 Roberto Raggi <roberto@kdevelop.org>
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5 **
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6 ** This file is part of Qt Jambi.
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7 **
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8 ** * Commercial Usage
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9 * Licensees holding valid Qt Commercial licenses may use this file in
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10 * accordance with the Qt Commercial License Agreement provided with the
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11 * Software or, alternatively, in accordance with the terms contained in
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12 * a written agreement between you and Nokia.
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13 *
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14 *
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15 * GNU General Public License Usage
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16 * Alternatively, this file may be used under the terms of the GNU
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17 * General Public License versions 2.0 or 3.0 as published by the Free
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18 * Software Foundation and appearing in the file LICENSE.GPL included in
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19 * the packaging of this file. Please review the following information
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20 * to ensure GNU General Public Licensing requirements will be met:
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21 * http://www.fsf.org/licensing/licenses/info/GPLv2.html and
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22 * http://www.gnu.org/copyleft/gpl.html. In addition, as a special
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23 * exception, Nokia gives you certain additional rights. These rights
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24 * are described in the Nokia Qt GPL Exception version 1.2, included in
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25 * the file GPL_EXCEPTION.txt in this package.
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26 *
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27 * Qt for Windows(R) Licensees
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28 * As a special exception, Nokia, as the sole copyright holder for Qt
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29 * Designer, grants users of the Qt/Eclipse Integration plug-in the
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30 * right for the Qt/Eclipse Integration to link to functionality
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31 * provided by Qt Designer and its related libraries.
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32 *
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33 *
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34 * If you are unsure which license is appropriate for your use, please
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35 * contact the sales department at qt-sales@nokia.com.
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36
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37 **
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38 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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39 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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40 **
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41 ****************************************************************************/
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42
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43
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44 #include "control.h"
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45 #include "lexer.h"
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46
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47 Control::Control()
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48 : current_context(0),
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49 _M_skipFunctionBody(false),
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50 _M_lexer(0),
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51 _M_parser(0)
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52 {
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53 pushContext();
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54
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55 declareTypedef(findOrInsertName("__builtin_va_list",
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56 strlen("__builtin_va_list")), 0);
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57 }
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58
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59 Control::~Control()
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60 {
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61 popContext();
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62
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63 Q_ASSERT(current_context == 0);
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64 }
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65
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66 Lexer *Control::changeLexer(Lexer *lexer)
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67 {
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68 Lexer *old = _M_lexer;
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69 _M_lexer = lexer;
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70 return old;
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71 }
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72
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73 Parser *Control::changeParser(Parser *parser)
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74 {
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75 Parser *old = _M_parser;
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76 _M_parser = parser;
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77 return old;
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78 }
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79
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80 Type *Control::lookupType(const NameSymbol *name) const
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81 {
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82 Q_ASSERT(current_context != 0);
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83
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84 return current_context->resolve(name);
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85 }
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86
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87 void Control::declare(const NameSymbol *name, Type *type)
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88 {
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89 //printf("*** Declare:");
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90 //printSymbol(name);
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91 //putchar('\n');
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92 Q_ASSERT(current_context != 0);
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93
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94 current_context->bind(name, type);
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95 }
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96
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97 void Control::pushContext()
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98 {
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99 // printf("+Context\n");
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100 Context *new_context = new Context;
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101 new_context->parent = current_context;
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102 current_context = new_context;
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103 }
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104
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105 void Control::popContext()
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106 {
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107 // printf("-Context\n");
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108 Q_ASSERT(current_context != 0);
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109
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110 Context *old_context = current_context;
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111 current_context = current_context->parent;
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112
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113 delete old_context;
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114 }
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115
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116 void Control::declareTypedef(const NameSymbol *name, Declarator *d)
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117 {
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118 // printf("declared typedef:");
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119 // printSymbol(name);
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120 // printf("\n");
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121 stl_typedef_table.insert(name, d);
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122 }
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123
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124 bool Control::isTypedef(const NameSymbol *name) const
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125 {
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126 // printf("is typedef:");
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127 // printSymbol(name);
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128 // printf("= %d\n", (stl_typedef_table.find(name) != stl_typedef_table.end()));
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129
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130 return stl_typedef_table.contains(name);
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131 }
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132
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133 QList<Control::ErrorMessage> Control::errorMessages () const
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134 {
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135 return _M_error_messages;
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136 }
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137
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138 void Control::clearErrorMessages ()
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139 {
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140 _M_error_messages.clear ();
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141 }
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142
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143 void Control::reportError (const ErrorMessage &errmsg)
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144 {
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145 _M_error_messages.append(errmsg);
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146 }
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147
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148 // kate: space-indent on; indent-width 2; replace-tabs on;
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