diff options
Diffstat (limited to 'tools/shared')
-rw-r--r-- | tools/shared/symbian/epocroot.cpp | 230 | ||||
-rw-r--r-- | tools/shared/symbian/epocroot.h | 67 |
2 files changed, 297 insertions, 0 deletions
diff --git a/tools/shared/symbian/epocroot.cpp b/tools/shared/symbian/epocroot.cpp new file mode 100644 index 0000000..071477d --- /dev/null +++ b/tools/shared/symbian/epocroot.cpp @@ -0,0 +1,230 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 <iostream> + +#include <QtCore/qdir.h> +#include <QtCore/qxmlstream.h> + +#include "epocroot.h" +#include "../windows/registry.h" + +// 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; + +#ifdef QT_BUILD_QMAKE +std::ostream &operator<<(std::ostream &s, const QString &val) { + s << val.toLocal8Bit().data(); + return s; +} +#else +// Operator implemented in configureapp.cpp +std::ostream &operator<<(std::ostream &s, const QString &val); +#endif + +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 readRegistryKey(SYMBIAN_SDKS_REG_HANDLE, 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. + */ +void checkEpocRootExists(const QString &source) +{ + if (!epocRootValue.isEmpty()) { + QDir dir(epocRootValue); + if (!dir.exists()) { + std::cerr << "Warning: " << source << " is set to an invalid path: " << epocRootValue << std::endl; + epocRootValue = QString(); + } + } +} + +/** + * Translate path from Windows to Qt format. + */ +static void fixEpocRoot(QString &path) +{ + path.replace("\\", "/"); + + if (path.size() > 1 && path[1] == QChar(':')) { + path = path.mid(2); + } + + if (!path.size() || path[path.size()-1] != QChar('/')) { + path += QChar('/'); + } +} + +/** + * Determine the epoc root for the currently active SDK. + */ +QString epocRoot() +{ + if (epocRootValue.isEmpty()) { + // 1. If environment variable EPOCROOT is set and points to an existent + // directory, this is returned. + epocRootValue = qgetenv("EPOCROOT"); + checkEpocRootExists("EPOCROOT"); + + 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()) { + std::cerr << "Error: Symbian SDK registry key not found" << std::endl; + } else { + devicesXmlPath += "/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 = qgetenv("EPOCDEVICE"); + bool epocDeviceFound = false; + + QXmlStreamReader xml(&devicesFile); + while (!xml.atEnd()) { + xml.readNext(); + if (xml.isStartElement() && xml.name() == "devices") { + if (xml.attributes().value("version") == "1.0") { + while (!(xml.isEndElement() && xml.name() == "devices") && !xml.atEnd()) { + xml.readNext(); + if (xml.isStartElement() && xml.name() == "device") { + const bool isDefault = xml.attributes().value("default") == "yes"; + const QString id = xml.attributes().value("id").toString(); + const QString name = xml.attributes().value("name").toString(); + const bool epocDeviceMatch = (id + ":" + name) == epocDeviceValue; + epocDeviceFound |= epocDeviceMatch; + + if((epocDeviceValue.isEmpty() && isDefault) || epocDeviceMatch) { + // Found a matching device + while (!(xml.isEndElement() && xml.name() == "device") && !xml.atEnd()) { + xml.readNext(); + if (xml.isStartElement() && xml.name() == "epocroot") { + epocRootValue = xml.readElementText(); + const QString deviceSource = epocDeviceValue.isEmpty() + ? "default device" + : "EPOCDEVICE (" + epocDeviceValue + ")"; + checkEpocRootExists(deviceSource); + } + } + + if (epocRootValue.isEmpty()) + xml.raiseError("No epocroot element found"); + } + } + } + } else { + xml.raiseError("Invalid 'devices' element version"); + } + } + } + if (xml.hasError()) { + std::cerr << "Error: \"" << xml.errorString() << "\" when parsing devices.xml" << std::endl; + } else { + if (epocRootValue.isEmpty()) { + if (!epocDeviceValue.isEmpty()) { + if (epocDeviceFound) { + std::cerr << "Error: missing or invalid epocroot attribute " + << "in device '" << epocDeviceValue << "'"; + } else { + std::cerr << "Error: no device matching EPOCDEVICE (" + << epocDeviceValue << ")"; + } + } else { + if (epocDeviceFound) { + std::cerr << "Error: missing or invalid epocroot attribute " + << "in default device"; + } else { + std::cerr << "Error: no default device"; + } + } + std::cerr << " found in devices.xml file." << std::endl; + } + } + } else { + std::cerr << "Error: could not open file " << devicesXmlPath << std::endl; + } + } + } + + if (epocRootValue.isEmpty()) { + // 5. An empty string is returned. + std::cerr << "Error: failed to find epoc root" << std::endl + << "Either" << std::endl + << " 1. Set EPOCROOT environment variable to a valid value" << std::endl + << " or 2. Ensure that the HKEY_LOCAL_MACHINE\\" SYMBIAN_SDKS_REG_SUBKEY + " registry key is set, and then" << std::endl + << " a. Set EPOCDEVICE environment variable to a valid device" << std::endl + << " or b. Specify a default device in the devices.xml file." << std::endl; + } else { + fixEpocRoot(epocRootValue); + } + } + + return epocRootValue; +} + diff --git a/tools/shared/symbian/epocroot.h b/tools/shared/symbian/epocroot.h new file mode 100644 index 0000000..9846485 --- /dev/null +++ b/tools/shared/symbian/epocroot.h @@ -0,0 +1,67 @@ +/**************************************************************************** +** +** Copyright (C) 2010 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef SYMBIAN_EPOCROOT_H +#define SYMBIAN_EPOCROOT_H + +#include <QtCore/qstring.h> + +/** + * Determine the epoc root for the currently active SDK. + * + * The algorithm used is as follows: + * 1. If environment variable EPOCROOT is set and points to an existent + * directory, this is returned. + * 2. The location of devices.xml is specified by a registry key. If this + * file exists, it is parsed. + * 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. + * 5. An empty string is returned. + * + * Any return value other than the empty string therefore is guaranteed to + * point to an existent directory. + */ +QString epocRoot(); + +#endif // EPOCROOT_H |