| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the qmake application of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** 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. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU General |
| ** Public License version 3.0 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 the GNU General |
| ** Public License version 3.0 requirements will be met: |
| ** http://www.gnu.org/copyleft/gpl.html. |
| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
| ** |
| ** |
| ** |
| ** |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include <QtCore/qdir.h> |
| #include <QtCore/qxmlstream.h> |
| |
| #include "epocroot_p.h" |
| #include "../windows/registry_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| // Registry key under which the location of the Symbian devices.xml file is |
| // stored. |
| // Note that, on 64-bit machines, this key is located under the 32-bit |
| // compatibility key: |
| // HKEY_LOCAL_MACHINE\Software\Wow6432Node |
| #define SYMBIAN_SDKS_REG_SUBKEY "Software\\Symbian\\EPOC SDKs\\CommonPath" |
| |
| #ifdef Q_OS_WIN32 |
| # define SYMBIAN_SDKS_REG_HANDLE HKEY_LOCAL_MACHINE |
| #else |
| # define SYMBIAN_SDKS_REG_HANDLE 0 |
| #endif |
| |
| // Value which is populated and returned by the epocRoot() function. |
| // Stored as a static value in order to avoid unnecessary re-evaluation. |
| static QString epocRootValue; |
| |
| static QString getDevicesXmlPath() |
| { |
| // Note that the following call will return a null string on platforms other |
| // than Windows. If support is required on other platforms for devices.xml, |
| // an alternative mechanism for retrieving the location of this file will |
| // be required. |
| return qt_readRegistryKey(SYMBIAN_SDKS_REG_HANDLE, QLatin1String(SYMBIAN_SDKS_REG_SUBKEY)); |
| } |
| |
| /** |
| * Checks whether epocRootValue points to an existent directory. |
| * If not, epocRootValue is set to an empty string and an error message is printed. |
| */ |
| static void checkEpocRootExists(const QString &source) |
| { |
| if (!epocRootValue.isEmpty()) { |
| QDir dir(epocRootValue); |
| if (!dir.exists()) { |
| qWarning("Warning: %s is set to an invalid path: '%s'", qPrintable(source), |
| qPrintable(epocRootValue)); |
| epocRootValue = QString(); |
| } |
| } |
| } |
| |
| /** |
| * Translate path from Windows to Qt format. |
| */ |
| static void fixEpocRoot(QString &path) |
| { |
| path.replace(QLatin1Char('\\'), QLatin1Char('/')); |
| |
| if (!path.size() || path[path.size()-1] != QLatin1Char('/')) { |
| path += QLatin1Char('/'); |
| } |
| #ifdef Q_OS_WIN32 |
| // Make sure we have drive letter in epocroot |
| if (path.startsWith(QLatin1Char('/'))) |
| path.prepend(QDir::currentPath().left(2)); |
| #endif |
| } |
| |
| /** |
| * Determine the epoc root for the currently active SDK. |
| */ |
| QString qt_epocRoot() |
| { |
| if (epocRootValue.isEmpty()) { |
| // 1. If environment variable EPOCROOT is set and points to an existent |
| // directory, this is returned. |
| epocRootValue = QString::fromLocal8Bit(qgetenv("EPOCROOT").constData()); |
| checkEpocRootExists(QLatin1String("EPOCROOT environment variable")); |
| |
| if (epocRootValue.isEmpty()) { |
| // 2. The location of devices.xml is specified by a registry key. If this |
| // file exists, it is parsed. |
| QString devicesXmlPath = getDevicesXmlPath(); |
| if (!devicesXmlPath.isEmpty()) { |
| devicesXmlPath += QLatin1String("/devices.xml"); |
| QFile devicesFile(devicesXmlPath); |
| if (devicesFile.open(QIODevice::ReadOnly)) { |
| |
| // 3. If the EPOCDEVICE environment variable is set and a corresponding |
| // entry is found in devices.xml, and its epocroot value points to an |
| // existent directory, it is returned. |
| // 4. If a device element marked as default is found in devices.xml and its |
| // epocroot value points to an existent directory, this is returned. |
| |
| const QString epocDeviceValue = QString::fromLocal8Bit(qgetenv("EPOCDEVICE").constData()); |
| bool epocDeviceFound = false; |
| |
| QXmlStreamReader xml(&devicesFile); |
| while (!xml.atEnd()) { |
| xml.readNext(); |
| if (xml.isStartElement() && xml.name() == QLatin1String("devices")) { |
| if (xml.attributes().value(QLatin1String("version")) == QLatin1String("1.0")) { |
| while (!(xml.isEndElement() && xml.name() == QLatin1String("devices")) && !xml.atEnd()) { |
| xml.readNext(); |
| if (xml.isStartElement() && xml.name() == QLatin1String("device")) { |
| const bool isDefault = xml.attributes().value(QLatin1String("default")) == QLatin1String("yes"); |
| const QString id = xml.attributes().value(QLatin1String("id")).toString(); |
| const QString name = xml.attributes().value(QLatin1String("name")).toString(); |
| const QString alias = xml.attributes().value(QLatin1String("alias")).toString(); |
| bool epocDeviceMatch = QString(id + QLatin1String(":") + name) == epocDeviceValue; |
| if (!alias.isEmpty()) |
| epocDeviceMatch |= alias == epocDeviceValue; |
| epocDeviceFound |= epocDeviceMatch; |
| |
| if((epocDeviceValue.isEmpty() && isDefault) || epocDeviceMatch) { |
| // Found a matching device |
| while (!(xml.isEndElement() && xml.name() == QLatin1String("device")) && !xml.atEnd()) { |
| xml.readNext(); |
| if (xml.isStartElement() && xml.name() == QLatin1String("epocroot")) { |
| epocRootValue = xml.readElementText(); |
| const QString deviceSource = epocDeviceValue.isEmpty() |
| ? QLatin1String("default device") |
| : QString(QLatin1String("EPOCDEVICE (") + epocDeviceValue + QLatin1String(")")); |
| checkEpocRootExists(deviceSource); |
| } |
| } |
| |
| if (epocRootValue.isEmpty()) |
| xml.raiseError(QLatin1String("No epocroot element found")); |
| } |
| } |
| } |
| } else { |
| xml.raiseError(QLatin1String("Invalid 'devices' element version")); |
| } |
| } |
| } |
| if (xml.hasError()) { |
| qWarning("Warning: Error \"%s\" when parsing devices.xml", |
| qPrintable(xml.errorString())); |
| } else { |
| if (epocRootValue.isEmpty()) { |
| if (!epocDeviceValue.isEmpty()) { |
| if (epocDeviceFound) { |
| qWarning("Warning: Missing or invalid epocroot attribute in device '%s' in devices.xml.", |
| qPrintable(epocDeviceValue)); |
| } else { |
| qWarning("Warning: No device matching EPOCDEVICE (%s) in devices.xml.", |
| qPrintable(epocDeviceValue)); |
| } |
| } else { |
| if (epocDeviceFound) { |
| qWarning("Warning: Missing or invalid epocroot attribute in default device in devices.xml."); |
| } else { |
| qWarning("Warning: No default device set in devices.xml."); |
| } |
| } |
| } |
| } |
| } else { |
| qWarning("Warning: Could not open file: '%s'.", qPrintable(devicesXmlPath)); |
| } |
| } |
| } |
| |
| if (epocRootValue.isEmpty()) { |
| // 5. An empty string is returned. |
| qWarning("Warning: failed to resolve epocroot." |
| #ifdef Q_OS_WIN32 |
| "\nEither\n" |
| " 1. Set EPOCROOT environment variable to a valid value.\n" |
| " or 2. Ensure that the HKEY_LOCAL_MACHINE\\" SYMBIAN_SDKS_REG_SUBKEY |
| " registry key is set, and then\n" |
| " a. Set EPOCDEVICE environment variable to a valid device\n" |
| " or b. Specify a default device in the devices.xml file."); |
| #else |
| " Set EPOCROOT environment variable to a valid value."); |
| #endif |
| } else { |
| fixEpocRoot(epocRootValue); |
| } |
| } |
| |
| return epocRootValue; |
| } |
| |
| QT_END_NAMESPACE |