diff options
Diffstat (limited to 'tests/auto/qsharedmemory/lackey/main.cpp')
-rw-r--r-- | tests/auto/qsharedmemory/lackey/main.cpp | 368 |
1 files changed, 368 insertions, 0 deletions
diff --git a/tests/auto/qsharedmemory/lackey/main.cpp b/tests/auto/qsharedmemory/lackey/main.cpp new file mode 100644 index 0000000..5b3cffc --- /dev/null +++ b/tests/auto/qsharedmemory/lackey/main.cpp @@ -0,0 +1,368 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the test suite 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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + + + +#include <qscriptengine.h> + +#include <QtCore/QFile> +#include <QtCore/QTextStream> +#include <QTest> + +#include <qstringlist.h> +#include <stdlib.h> +#include <qsharedmemory.h> +#include <qsystemsemaphore.h> +#include <qsystemlock.h> + +class ScriptSystemSemaphore : public QObject +{ + Q_OBJECT + +public: + ScriptSystemSemaphore(QObject *parent = 0) : QObject(parent), ss(QString()) + { + } + +public slots: + bool acquire() + { + return ss.acquire(); + }; + + bool release(int n = 1) + { + return ss.release(n); + }; + + void setKey(const QString &key, int n = 0) + { + ss.setKey(key, n); + }; + + QString key() const + { + return ss.key(); + } + +private: + QSystemSemaphore ss; +}; + +class ScriptSystemLock : public QObject +{ + Q_OBJECT + Q_PROPERTY(QString key WRITE setKey READ key) + +public: + ScriptSystemLock(QObject *parent = 0) : QObject(parent), sl(QString()) + { + } + +public slots: + + bool lockReadOnly() + { + return sl.lock(QSystemLock::ReadOnly); + } + + bool lock() + { + return sl.lock(); + }; + + bool unlock() + { + return sl.unlock(); + }; + + void setKey(const QString &key) + { + sl.setKey(key); + }; + + QString key() const + { + return sl.key(); + } + +private: + QSystemLock sl; +}; + +class ScriptSharedMemory : public QObject +{ + Q_OBJECT + Q_PROPERTY(bool attached READ isAttached) + Q_PROPERTY(QString key WRITE setKey READ key) + +public: + enum SharedMemoryError + { + NoError = 0, + PermissionDenied = 1, + InvalidSize = 2, + KeyError = 3, + AlreadyExists = 4, + NotFound = 5, + LockError = 6, + OutOfResources = 7, + UnknownError = 8 + }; + + ScriptSharedMemory(QObject *parent = 0) : QObject(parent) + { + } + +public slots: + void sleep(int x) const + { + QTest::qSleep(x); + } + + bool create(int size) + { + return sm.create(size); + }; + + bool createReadOnly(int size) + { + return sm.create(size, QSharedMemory::ReadOnly); + }; + + int size() const + { + return sm.size(); + }; + + bool attach() + { + return sm.attach(); + }; + + bool attachReadOnly() + { + return sm.attach(QSharedMemory::ReadOnly); + }; + + bool isAttached() const + { + return sm.isAttached(); + }; + + bool detach() + { + return sm.detach(); + }; + + int error() const + { + return (int)sm.error(); + }; + + QString errorString() const + { + return sm.errorString(); + }; + + void set(int i, QChar value) + { + ((char*)sm.data())[i] = value.toLatin1(); + } + + QString get(int i) + { + return QChar::fromLatin1(((char*)sm.data())[i]); + } + + char *data() const + { + return (char*)sm.data(); + }; + + void setKey(const QString &key) + { + sm.setKey(key); + }; + + QString key() const + { + return sm.key(); + } + + bool lock() + { + return sm.lock(); + } + + bool unlock() + { + return sm.unlock(); + } + +private: + QSharedMemory sm; +}; + +Q_SCRIPT_DECLARE_QMETAOBJECT(ScriptSharedMemory, QObject*); +Q_SCRIPT_DECLARE_QMETAOBJECT(ScriptSystemLock, QObject*); +Q_SCRIPT_DECLARE_QMETAOBJECT(ScriptSystemSemaphore, QObject*); + +static void interactive(QScriptEngine &eng) +{ +#ifdef Q_OS_WINCE + fprintf(stderr, "Interactive mode not supported on Windows CE\n"); + return; +#endif + QTextStream qin(stdin, QFile::ReadOnly); + + const char *qscript_prompt = "qs> "; + const char *dot_prompt = ".... "; + const char *prompt = qscript_prompt; + + QString code; + + forever { + QString line; + + printf("%s", prompt); + fflush(stdout); + + line = qin.readLine(); + if (line.isNull()) + break; + + code += line; + code += QLatin1Char('\n'); + + if (line.trimmed().isEmpty()) { + continue; + + } else if (! eng.canEvaluate(code)) { + prompt = dot_prompt; + + } else { + QScriptValue result = eng.evaluate(code); + code.clear(); + prompt = qscript_prompt; + if (!result.isUndefined()) + fprintf(stderr, "%s\n", qPrintable(result.toString())); + } + } +} + +int main(int argc, char *argv[]) +{ + QCoreApplication app(argc, argv); + + QScriptEngine eng; + QScriptValue globalObject = eng.globalObject(); + + QScriptValue sm = qScriptValueFromQMetaObject<ScriptSharedMemory>(&eng); + eng.globalObject().setProperty("ScriptSharedMemory", sm); + + QScriptValue sl = qScriptValueFromQMetaObject<ScriptSystemLock>(&eng); + eng.globalObject().setProperty("ScriptSystemLock", sl); + + QScriptValue ss = qScriptValueFromQMetaObject<ScriptSystemSemaphore>(&eng); + eng.globalObject().setProperty("ScriptSystemSemaphore", ss); + + + if (! *++argv) { + interactive(eng); + return EXIT_SUCCESS; + } + + QStringList arguments = app.arguments(); + arguments.takeFirst(); + + while (!arguments.isEmpty()) { + QString fn = arguments.takeFirst(); + + if (fn == QLatin1String("-i")) { + interactive(eng); + break; + } + + QString contents; + + if (fn == QLatin1String("-")) { + QTextStream stream(stdin, QFile::ReadOnly); + contents = stream.readAll(); + } else { + QFile file(fn); + if (!file.exists()) { + fprintf(stderr, "%s doesn't exists\n", qPrintable(fn)); + return EXIT_FAILURE; + } + if (file.open(QFile::ReadOnly)) { + QTextStream stream(&file); + contents = stream.readAll(); + file.close(); + } + } + + if (contents.isEmpty()) + continue; + + if (contents[0] == '#') { + contents.prepend("//"); + QScriptValue args = eng.newArray(); + args.setProperty("0", QScriptValue(&eng, fn)); + int i = 1; + while (!arguments.isEmpty()) + args.setProperty(i++, QScriptValue(&eng, arguments.takeFirst())); + eng.currentContext()->activationObject().setProperty("args", args); + } + QScriptValue r = eng.evaluate(contents); + if (eng.hasUncaughtException()) { + int line = eng.uncaughtExceptionLineNumber(); + fprintf(stderr, "%d: %s\n\t%s\n\n", line, qPrintable(fn), qPrintable(r.toString())); + return EXIT_FAILURE; + } + if (r.isNumber()) + return r.toInt32(); + } + + return EXIT_SUCCESS; +} + +#include "main.moc" |