/****************************************************************************+
−
**+
−
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).+
−
** All rights reserved.+
−
** Contact: Nokia Corporation (qt-info@nokia.com)+
−
**+
−
** This file is part of the utils of the Qt Toolkit.+
−
**+
−
** $QT_BEGIN_LICENSE:LGPL$+
−
** 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 <qcoreapplication.h>+
−
#include <qdiriterator.h>+
−
#include <qfile.h>+
−
#include <qmetaobject.h>+
−
#include <qstring.h>+
−
#include <qtextstream.h>+
−
+
−
#include <qdebug.h>+
−
+
−
#include <limits.h>+
−
#include <stdio.h>+
−
+
−
static bool printFilename = true;+
−
static bool modify = false;+
−
+
−
QString signature(const QString &line, int pos)+
−
{+
−
    int start = pos;+
−
    // find first open parentheses+
−
    while (start < line.length() && line.at(start) != QLatin1Char('('))+
−
        ++start;+
−
    int i = ++start;+
−
    int par = 1;+
−
    // find matching closing parentheses+
−
    while (i < line.length() && par > 0) {+
−
        if (line.at(i) == QLatin1Char('('))+
−
            ++par;+
−
        else if (line.at(i) == QLatin1Char(')'))+
−
            --par;+
−
        ++i;+
−
    }+
−
    if (par == 0)+
−
        return line.mid(start, i - start - 1);+
−
    return QString();+
−
}+
−
+
−
bool checkSignature(const QString &fileName, QString &line, const char *sig)+
−
{+
−
    static QStringList fileList;+
−
+
−
    int idx = -1;+
−
    bool found = false;+
−
    while ((idx = line.indexOf(sig, ++idx)) != -1) {+
−
        const QByteArray sl(signature(line, idx).toLocal8Bit());+
−
        QByteArray nsl(QMetaObject::normalizedSignature(sl.constData()));+
−
        if (sl != nsl) {+
−
            found = true;+
−
            if (printFilename && !fileList.contains(fileName)) {+
−
                fileList.prepend(fileName);+
−
                printf("%s\n", fileName.toLocal8Bit().constData());+
−
            }+
−
            if (modify)+
−
                line.replace(sl, nsl);+
−
            //qDebug("expected '%s', got '%s'", nsl.data(), sl.data());+
−
        }+
−
    }+
−
    return found;+
−
}+
−
+
−
void writeChanges(const QString &fileName, const QStringList &lines)+
−
{+
−
    QFile file(fileName);+
−
    if (!file.open(QIODevice::WriteOnly)) {+
−
        qDebug("unable to open file '%s' for writing (%s)", fileName.toLocal8Bit().constData(), file.errorString().toLocal8Bit().constData());+
−
        return;+
−
    }+
−
    QTextStream stream(&file);+
−
    for (int i = 0; i < lines.count(); ++i)+
−
        stream << lines.at(i);+
−
    file.close();+
−
}+
−
+
−
void check(const QString &fileName)+
−
{+
−
    QFile file(fileName);+
−
    if (!file.open(QIODevice::ReadOnly)) {+
−
        qDebug("unable to open file: '%s' (%s)", fileName.toLocal8Bit().constData(), file.errorString().toLocal8Bit().constData());+
−
        return;+
−
    }+
−
    QStringList lines;+
−
    bool found = false;+
−
    while (true) {+
−
        QByteArray bline = file.readLine(16384);+
−
        if (bline.isEmpty())+
−
            break;+
−
        QString line = QString::fromLocal8Bit(bline);+
−
        Q_ASSERT_X(line.endsWith("\n"), "check()", fileName.toLocal8Bit().constData());+
−
        found |= checkSignature(fileName, line, "SLOT");+
−
        found |= checkSignature(fileName, line, "SIGNAL");+
−
        if (modify)+
−
            lines << line;+
−
    }+
−
    file.close();+
−
+
−
    if (found && modify) {+
−
        printf("Modifying file: '%s'\n", fileName.toLocal8Bit().constData());+
−
        writeChanges(fileName, lines);+
−
    }+
−
}+
−
+
−
void traverse(const QString &path)+
−
{+
−
    QDirIterator dirIterator(path, QDir::NoDotAndDotDot | QDir::Dirs | QDir::Files | QDir::NoSymLinks);+
−
+
−
    while (dirIterator.hasNext()) {+
−
        QString filePath = dirIterator.next();+
−
        if (filePath.endsWith(".cpp"))+
−
            check(filePath);+
−
        else if (QFileInfo(filePath).isDir())+
−
            traverse(filePath); // recurse+
−
    }+
−
}+
−
+
−
int main(int argc, char *argv[])+
−
{+
−
    QCoreApplication app(argc, argv);+
−
+
−
    if (app.argc() < 2 || (app.argc() == 2 && (app.argv()[1][0] == '-'))) {+
−
        printf("usage: normalize [--modify] <path>\n");+
−
        printf("  <path> can be a single file or a directory (default: look for *.cpp recursively)");+
−
        printf("  Outputs all filenames that contain non-normalized SIGNALs and SLOTs\n");+
−
        printf("  with --modify: fix all occurences of non-normalized SIGNALs and SLOTs\n");+
−
        return 1;+
−
    }+
−
+
−
    QString path;+
−
    if (qstrcmp(app.argv()[1], "--modify") == 0) {+
−
        printFilename = false;+
−
        modify = true;+
−
        path = app.argv()[2];+
−
    } else {+
−
        path = app.argv()[1];+
−
    }+
−
+
−
    if (path.startsWith("-")) {+
−
        qWarning("unknown parameter: %s", path.toLocal8Bit().constData());+
−
        return 1;+
−
    }+
−
+
−
    QFileInfo fi(path);+
−
    if (fi.isFile()) {+
−
        check(path);+
−
    } else if (fi.isDir()) {+
−
        if (!path.endsWith("/"))+
−
            path.append("/");+
−
        traverse(path);+
−
    } else {+
−
        qWarning("Don't know what to do with '%s'", path.toLocal8Bit().constData());+
−
        return 1;+
−
    }+
−
+
−
    return 0;+
−
}+
−