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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the QtCore module of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #ifndef QCORECMDLINEARGS_P_H |
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43 #define QCORECMDLINEARGS_P_H |
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44 |
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45 // |
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46 // W A R N I N G |
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47 // ------------- |
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48 // |
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49 // This file is not part of the Qt API. It exists purely as an |
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50 // implementation detail. This header file may change from version to |
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51 // version without notice, or even be removed. |
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52 // |
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53 // We mean it. |
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54 // |
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55 |
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56 #include "QtCore/qstring.h" |
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57 #include "QtCore/qstringlist.h" |
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58 |
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59 QT_BEGIN_NAMESPACE |
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60 |
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61 #if defined(Q_OS_WIN32) || defined(Q_OS_WINCE) |
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62 |
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63 QT_BEGIN_INCLUDE_NAMESPACE |
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64 #include "QtCore/qvector.h" |
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65 #include "qt_windows.h" |
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66 QT_END_INCLUDE_NAMESPACE |
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67 |
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68 // template implementation of the parsing algorithm |
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69 // this is used from qcoreapplication_win.cpp and the tools (rcc, uic...) |
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70 |
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71 template<typename Char> |
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72 static QVector<Char*> qWinCmdLine(Char *cmdParam, int length, int &argc) |
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73 { |
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74 QVector<Char*> argv(8); |
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75 Char *p = cmdParam; |
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76 Char *p_end = p + length; |
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77 |
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78 argc = 0; |
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79 |
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80 while (*p && p < p_end) { // parse cmd line arguments |
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81 while (QChar((short)(*p)).isSpace()) // skip white space |
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82 p++; |
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83 if (*p && p < p_end) { // arg starts |
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84 int quote; |
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85 Char *start, *r; |
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86 if (*p == Char('\"') || *p == Char('\'')) { // " or ' quote |
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87 quote = *p; |
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88 start = ++p; |
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89 } else { |
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90 quote = 0; |
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91 start = p; |
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92 } |
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93 r = start; |
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94 while (*p && p < p_end) { |
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95 if (quote) { |
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96 if (*p == quote) { |
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97 p++; |
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98 if (QChar((short)(*p)).isSpace()) |
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99 break; |
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100 quote = 0; |
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101 } |
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102 } |
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103 if (*p == '\\') { // escape char? |
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104 p++; |
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105 if (*p == Char('\"') || *p == Char('\'')) |
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106 ; // yes |
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107 else |
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108 p--; // treat \ literally |
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109 } else { |
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110 if (!quote && (*p == Char('\"') || *p == Char('\''))) { // " or ' quote |
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111 quote = *p++; |
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112 continue; |
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113 } else if (QChar((short)(*p)).isSpace() && !quote) |
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114 break; |
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115 } |
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116 if (*p) |
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117 *r++ = *p++; |
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118 } |
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119 if (*p && p < p_end) |
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120 p++; |
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121 *r = Char('\0'); |
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122 |
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123 if (argc >= (int)argv.size()-1) // expand array |
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124 argv.resize(argv.size()*2); |
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125 argv[argc++] = start; |
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126 } |
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127 } |
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128 argv[argc] = 0; |
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129 |
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130 return argv; |
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131 } |
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132 |
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133 static inline QStringList qWinCmdArgs(QString cmdLine) // not const-ref: this might be modified |
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134 { |
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135 QStringList args; |
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136 |
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137 int argc = 0; |
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138 QVector<wchar_t*> argv = qWinCmdLine<wchar_t>((wchar_t *)cmdLine.utf16(), cmdLine.length(), argc); |
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139 for (int a = 0; a < argc; ++a) { |
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140 args << QString::fromWCharArray(argv[a]); |
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141 } |
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142 |
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143 return args; |
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144 } |
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145 |
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146 static inline QStringList qCmdLineArgs(int argc, char *argv[]) |
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147 { |
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148 Q_UNUSED(argc) |
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149 Q_UNUSED(argv) |
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150 QString cmdLine = QString::fromWCharArray(GetCommandLine()); |
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151 return qWinCmdArgs(cmdLine); |
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152 } |
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153 |
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154 #else // !Q_OS_WIN |
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155 |
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156 static inline QStringList qCmdLineArgs(int argc, char *argv[]) |
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157 { |
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158 QStringList args; |
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159 for (int i = 0; i != argc; ++i) |
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160 args += QString::fromLocal8Bit(argv[i]); |
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161 return args; |
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162 } |
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163 |
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164 #endif // Q_OS_WIN |
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165 |
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166 QT_END_NAMESPACE |
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167 |
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168 #endif // QCORECMDLINEARGS_WIN_P_H |