Mercurial > projects > qtd

comparison generator/main.h @ 1:e78566595089

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
initial import
author mandel
date Mon, 11 May 2009 16:01:50 +0000
parents
children 0a29ce1ae854
comparison
equal deleted inserted replaced
0:36fb74dc547d 1:e78566595089
1 /****************************************************************************
2 **
3 ** Copyright (C) 1992-2008 Nokia. All rights reserved.
4 **
5 ** This file is part of Qt Jambi.
6 **
7 ** * Commercial Usage
8 * Licensees holding valid Qt Commercial licenses may use this file in
9 * accordance with the Qt Commercial License Agreement provided with the
10 * Software or, alternatively, in accordance with the terms contained in
11 * a written agreement between you and Nokia.
12 *
13 *
14 * GNU General Public License Usage
15 * Alternatively, this file may be used under the terms of the GNU
16 * General Public License versions 2.0 or 3.0 as published by the Free
17 * Software Foundation and appearing in the file LICENSE.GPL included in
18 * the packaging of this file. Please review the following information
19 * to ensure GNU General Public Licensing requirements will be met:
20 * http://www.fsf.org/licensing/licenses/info/GPLv2.html and
21 * http://www.gnu.org/copyleft/gpl.html. In addition, as a special
22 * exception, Nokia gives you certain additional rights. These rights
23 * are described in the Nokia Qt GPL Exception version 1.2, included in
24 * the file GPL_EXCEPTION.txt in this package.
25 *
26 * Qt for Windows(R) Licensees
27 * As a special exception, Nokia, as the sole copyright holder for Qt
28 * Designer, grants users of the Qt/Eclipse Integration plug-in the
29 * right for the Qt/Eclipse Integration to link to functionality
30 * provided by Qt Designer and its related libraries.
31 *
32 *
33 * If you are unsure which license is appropriate for your use, please
34 * contact the sales department at qt-sales@nokia.com.
35
36 **
37 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
38 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
39 **
40 ****************************************************************************/
41
42 #ifndef MAIN_H
43 #define MAIN_H
44
45 #include "pp.h"
46
47 #include <QFile>
48 #include <QDir>
49
50 struct Preprocess
51 {
52 static bool preprocess(const QString &sourceFile, const QString &targetFile, const QString &commandLineIncludes = QString())
53 {
54 rpp::pp_environment env;
55 rpp::pp preprocess(env);
56
57 rpp::pp_null_output_iterator null_out;
58
59 const char *ppconfig = ":/trolltech/generator/parser/rpp/pp-qt-configuration";
60
61 QFile file(ppconfig);
62 if (!file.open(QFile::ReadOnly)) {
63 fprintf(stderr, "Preprocessor configuration file not found '%s'\n", ppconfig);
64 return false;
65 }
66
67 QByteArray ba = file.readAll();
68 file.close();
69 preprocess.operator() (ba.constData(), ba.constData() + ba.size(), null_out);
70
71 QStringList includes;
72 includes << QString(".");
73
74 #if defined(Q_OS_WIN32)
75 const char *path_splitter = ";";
76 #else
77 const char *path_splitter = ":";
78 #endif
79 // Environment INCLUDE
80 QString includePath = getenv("INCLUDE");
81 if (!includePath.isEmpty())
82 includes += includePath.split(path_splitter);
83
84 // Includes from the command line
85 if (!commandLineIncludes.isEmpty())
86 includes += commandLineIncludes.split(path_splitter);
87
88 // Include Qt
89 QString qtdir_inc = getenv ("QTDIR_INC");
90 QString qtdir = getenv ("QTDIR");
91 if (qtdir.isEmpty() && qtdir_inc.isEmpty()) {
92 qWarning("QTDIR and(or) QTDIR_INC environment variables not set. This may cause problems with finding the necessary include files.");
93 } else {
94 if (qtdir_inc.isEmpty())
95 qtdir_inc = qtdir + "/include";
96 includes << (qtdir_inc + "/QtXml");
97 includes << (qtdir_inc + "/QtNetwork");
98 includes << (qtdir_inc + "/QtCore");
99 includes << (qtdir_inc + "/QtGui");
100 includes << (qtdir_inc + "/QtOpenGL");
101 includes << qtdir_inc;
102 }
103
104
105 foreach (QString include, includes)
106 preprocess.push_include_path(QDir::convertSeparators(include).toStdString());
107
108 QString currentDir = QDir::current().absolutePath();
109 QFileInfo sourceInfo(sourceFile);
110 QDir::setCurrent(sourceInfo.absolutePath());
111
112 std::string result;
113 result.reserve (20 * 1024); // 20K
114
115 result += "# 1 \"builtins\"\n";
116 result += "# 1 \"";
117 result += sourceFile.toStdString();
118 result += "\"\n";
119
120 preprocess.file (sourceInfo.fileName().toStdString(),
121 rpp::pp_output_iterator<std::string> (result));
122
123 QDir::setCurrent(currentDir);
124
125 QFile f(targetFile);
126 if (!f.open(QIODevice::WriteOnly | QIODevice::Text)) {
127 fprintf(stderr, "Failed to write preprocessed file: %s\n", qPrintable(targetFile));
128 }
129 f.write(result.c_str(), result.length());
130
131 return true;
132 }
133 };
134
135 #endif // MAIN_H