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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /tools/qtconcurrent/generaterun/main.cpp
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Long live Qt 4.5!
Diffstat (limited to 'tools/qtconcurrent/generaterun/main.cpp')
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1 files changed, 422 insertions, 0 deletions
diff --git a/tools/qtconcurrent/generaterun/main.cpp b/tools/qtconcurrent/generaterun/main.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the tools applications 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 <QApplication>
+#include <QDebug>
+#include <QFile>
+
+#include "codegenerator.h"
+using namespace CodeGenerator;
+
+const Item argument = "arg" + Counter();
+const Item argumentRef = "&arg" + Counter();
+const Item argumentType = "Arg" + Counter();
+const Item constArgumentType = "const Arg" + Counter();
+const Item parameterType = "Param" + Counter();
+
+Group argumentTypes(argumentType); // expands to ",Arg1, Arg2, ..."
+Group argumentTypesNoPrefix(argumentType); // expands to "Arg1, Arg2, ..."
+Group arguments(argument); // expands to ",arg1, arg2, ..."
+Group argumentsNoPrefix(argument); // expands to "arg1, arg2, ..."
+Group parameterTypes(parameterType); // expands to ",Param1, Param2, ..."
+Group parameterTypesNoPrefix(parameterType); // expands to "Param1, Param2, ..."
+Group typenameTypes("typename " + parameterType + ", typename " + argumentType); // expands to " ,typename Param1, typename Arg1, ..."
+Group types(parameterType + ", " + argumentType); // expands to ", Param1, Arg1, ..."
+Group functionParameters(constArgumentType + " " + argumentRef);
+Group typenameArgumentTypes("typename " + argumentType);
+
+Group initializers(argument + "(" + argument + ")");
+Group classData(argumentType +" " + argument + ";");
+Group arglist(argument);
+Group typeList(argumentTypes);
+
+void init()
+{
+ argumentTypes.setPrefix(", ");
+ arguments.setPrefix(", ");
+ parameterTypes.setPrefix(", ");
+ typenameTypes.setPrefix(", ");
+ types.setPrefix(", ");
+ functionParameters.setPrefix(", ");
+ typenameArgumentTypes.setPrefix(", ");
+
+ initializers.setPrefix(", ");
+ classData.setSeparator(" ");
+ classData.setPrefix(" ");
+ arglist.setPrefix(", ");
+ typeList.setPrefix(", ");
+}
+
+
+Item Line(Item item)
+{
+ return item + "\n";
+}
+
+Item generateRunFunctions(int repeats)
+{
+ Item functionPointerType = "T (*)(" + parameterTypesNoPrefix + ")";
+
+ Item functionPointerParameter = "T (*functionPointer)(" + parameterTypesNoPrefix + ")";
+
+
+
+ // plain functions
+ Repeater functions = Line ("template <typename T" + typenameTypes + ">") +
+ Line ("QFuture<T> run(" + functionPointerParameter + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new QT_TYPENAME SelectStoredFunctorCall" + Counter() + "<T, " +
+ functionPointerType + argumentTypes + ">::type(functionPointer" + arguments + "))->start();") +
+ Line("}");
+ functions.setRepeatCount(repeats);
+
+ // function objects by value
+ Repeater functionObjects = Line ("template <typename FunctionObject" + typenameArgumentTypes + ">") +
+ Line ("QFuture<typename FunctionObject::result_type> run(FunctionObject functionObject" + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new QT_TYPENAME SelectStoredFunctorCall" + Counter() +
+ "<QT_TYPENAME FunctionObject::result_type, FunctionObject" +
+ argumentTypes + ">::type(functionObject" + arguments + "))->start();") +
+ Line("}");
+ functionObjects.setRepeatCount(repeats);
+
+ // function objects by pointer
+ Repeater functionObjectsPointer = Line ("template <typename FunctionObject" + typenameArgumentTypes + ">") +
+ Line ("QFuture<typename FunctionObject::result_type> run(FunctionObject *functionObject" + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new QT_TYPENAME SelectStoredFunctorPointerCall" + Counter() +
+ "<QT_TYPENAME FunctionObject::result_type, FunctionObject" +
+ argumentTypes + ">::type(functionObject" + arguments + "))->start();") +
+ Line("}");
+ functionObjectsPointer.setRepeatCount(repeats);
+
+ // member functions by value
+ Repeater memberFunction = Line ("template <typename T, typename Class" + typenameTypes + ">") +
+ Line ("QFuture<T> run(const Class &object, T (Class::*fn)(" + parameterTypesNoPrefix + ")" + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new QT_TYPENAME SelectStoredMemberFunctionCall" + Counter() +
+ "<T, Class" +
+ types + ">::type(fn, object" + arguments + "))->start();") +
+ Line("}");
+ memberFunction.setRepeatCount(repeats);
+
+ // const member functions by value
+ Repeater constMemberFunction = Line ("template <typename T, typename Class" + typenameTypes + ">") +
+ Line ("QFuture<T> run(const Class &object, T (Class::*fn)(" + parameterTypesNoPrefix + ") const" + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new QT_TYPENAME SelectStoredConstMemberFunctionCall" + Counter() +
+ "<T, Class" +
+ types + ">::type(fn, object" + arguments + "))->start();") +
+ Line("}");
+ constMemberFunction.setRepeatCount(repeats);
+
+ // member functions by class pointer
+ Repeater memberFunctionPointer = Line ("template <typename T, typename Class" + typenameTypes + ">") +
+ Line ("QFuture<T> run(Class *object, T (Class::*fn)(" + parameterTypesNoPrefix + ")" + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new QT_TYPENAME SelectStoredMemberFunctionPointerCall" + Counter() +
+ "<T, Class" +
+ types + ">::type(fn, object" + arguments + "))->start();") +
+ Line("}");
+ memberFunctionPointer.setRepeatCount(repeats);
+
+ // const member functions by class pointer
+ Repeater constMemberFunctionPointer = Line ("template <typename T, typename Class" + typenameTypes + ">") +
+ Line ("QFuture<T> run(const Class *object, T (Class::*fn)(" + parameterTypesNoPrefix + ") const" + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new QT_TYPENAME SelectStoredConstMemberFunctionPointerCall" + Counter() +
+ "<T, Class" +
+ types + ">::type(fn, object" + arguments + "))->start();") +
+ Line("}");
+ constMemberFunctionPointer.setRepeatCount(repeats);
+
+
+ Item interfaceFunctionPointerType = "void (*)(QFutureInterface<T> &" + argumentTypes + ")";
+ Item interfaceFunctionPointerParameter = "void (*functionPointer)(QFutureInterface<T> &" + argumentTypes + ")";
+/*
+ // QFutureInterface functions
+ Repeater interfaceFunctions = Line ("template <typename T" + typenameTypes + ">") +
+ Line ("QFuture<T> run(" + interfaceFunctionPointerParameter + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new StoredInterfaceFunctionCall" + Counter() + "<T, " +
+ interfaceFunctionPointerType + typenameArgumentTypes + ">(functionPointer" + arguments + "))->start();") +
+ Line("}");
+ functions.setRepeatCount(repeats);
+ interfaceFunctions.setRepeatCount(repeats);
+
+ // member functions by class pointer
+ Repeater interfaceMemberFunction = Line ("template <typename Class, typename T" + typenameTypes + ">") +
+ Line ("QFuture<T> run(void (Class::*fn)(QFutureInterface<T> &), Class *object" + functionParameters + ")") +
+ Line("{") +
+ Line(" return (new StoredInterfaceMemberFunctionCall" + Counter() +
+ "<T, void (Class::*)(QFutureInterface<T> &), Class" +
+ typenameArgumentTypes + ">(fn, object" + arguments + "))->start();") +
+ Line("}");
+ memberFunctionPointer.setRepeatCount(repeats);
+*/
+ return functions + Line("") + functionObjects + Line("") + functionObjectsPointer + Line("")
+ + memberFunction + Line("") + constMemberFunction + Line("")
+ + memberFunctionPointer + Line("") + constMemberFunctionPointer + Line("")
+ /* + interfaceFunctions + Line("") + interfaceMemberFunction + Line("")*/
+ ;
+}
+
+
+Item functions(Item className, Item functorType, Item callLine)
+{
+ return
+ Line("template <typename T, typename FunctionPointer" + typenameArgumentTypes + ">") +
+ Line("struct " + className + Counter() +": public RunFunctionTask<T>") +
+ Line("{") +
+ Line(" inline " + className + Counter() + "(" + functorType + " function" + functionParameters +")") +
+ Line(" : function(function)" + initializers + " {}") +
+ Line(" void runFunctor() {" + callLine + argumentsNoPrefix + "); }") +
+ Line(" " + functorType + " function;") +
+ Line( classData) +
+ Line("};") +
+ Line("");
+}
+
+Item functionSelector(Item classNameBase)
+{
+ return
+ Line("template <typename T, typename FunctionPointer" + typenameArgumentTypes + ">") +
+ Line("struct Select" + classNameBase + Counter()) +
+ Line("{") +
+ Line(" typedef typename SelectSpecialization<T>::template") +
+ Line(" Type<" + classNameBase + Counter() + " <T, FunctionPointer" + argumentTypes + ">,") +
+ Line(" Void" + classNameBase + Counter() + "<T, FunctionPointer" + argumentTypes + "> >::type type;") +
+ Line("};");
+}
+
+Item memberFunctions(Item className, Item constFunction, Item objectArgument, Item objectMember, Item callLine)
+{
+ return
+ Line("template <typename T, typename Class" + typenameTypes + ">") +
+ Line("class " + className + Counter() + " : public RunFunctionTask<T>") +
+ Line("{") +
+ Line("public:")+
+ Line(" " + className + Counter() + "(T (Class::*fn)(" + parameterTypesNoPrefix + ") " + constFunction + ", " + objectArgument + functionParameters + ")") +
+ Line(" : fn(fn), object(object)" + initializers + "{ }" ) +
+ Line("")+
+ Line(" void runFunctor()")+
+ Line(" {")+
+ Line(" " + callLine + argumentsNoPrefix + ");")+
+ Line(" }")+
+ Line("private:")+
+ Line(" T (Class::*fn)(" + parameterTypesNoPrefix + ")" + constFunction + ";")+
+ Line(" " + objectMember + ";") +
+ Line( classData) +
+ Line("};");
+}
+
+Item memberFunctionSelector(Item classNameBase)
+{
+ return
+ Line("template <typename T, typename Class" + typenameTypes + ">") +
+ Line("struct Select" + classNameBase + Counter()) +
+ Line("{") +
+ Line(" typedef typename SelectSpecialization<T>::template") +
+ Line(" Type<" + classNameBase + Counter() + " <T, Class" + types + ">,") +
+ Line(" Void" + classNameBase + Counter() + "<T, Class" + types + "> >::type type;") +
+ Line("};");
+}
+
+Item generateSFCs(int repeats)
+{
+
+ Item functionPointerTypedef = "typedef void (*FunctionPointer)(" + argumentTypesNoPrefix + ");";
+
+ Repeater dataStructures =
+
+ // Function objects by value
+ functions(Item("StoredFunctorCall"), Item("FunctionPointer"), Item(" this->result = function(")) +
+ functions(Item("VoidStoredFunctorCall"), Item("FunctionPointer"), Item(" function(")) +
+ functionSelector(Item("StoredFunctorCall")) +
+
+ // Function objects by pointer
+ functions(Item("StoredFunctorPointerCall"), Item("FunctionPointer *"), Item(" this->result =(*function)(")) +
+ functions(Item("VoidStoredFunctorPointerCall"), Item("FunctionPointer *"), Item("(*function)(")) +
+ functionSelector(Item("StoredFunctorPointerCall")) +
+
+ // Member functions by value
+ memberFunctions(Item("StoredMemberFunctionCall"), Item(""), Item("const Class &object"), Item("Class object"), Item("this->result = (object.*fn)(")) +
+ memberFunctions(Item("VoidStoredMemberFunctionCall"), Item(""), Item("const Class &object"), Item("Class object"), Item("(object.*fn)(")) +
+ memberFunctionSelector(Item("StoredMemberFunctionCall")) +
+
+ // Const Member functions by value
+ memberFunctions(Item("StoredConstMemberFunctionCall"), Item("const"), Item("const Class &object"), Item("const Class object"), Item("this->result = (object.*fn)(")) +
+ memberFunctions(Item("VoidStoredConstMemberFunctionCall"), Item("const"), Item("const Class &object"), Item("const Class object"), Item("(object.*fn)(")) +
+ memberFunctionSelector(Item("StoredConstMemberFunctionCall")) +
+
+ // Member functions by pointer
+ memberFunctions(Item("StoredMemberFunctionPointerCall"), Item(""), Item("Class *object"), Item("Class *object"), Item("this->result = (object->*fn)(")) +
+ memberFunctions(Item("VoidStoredMemberFunctionPointerCall"), Item(""), Item("Class *object"), Item("Class *object"), Item("(object->*fn)(")) +
+ memberFunctionSelector(Item("StoredMemberFunctionPointerCall")) +
+
+ // const member functions by pointer
+ memberFunctions(Item("StoredConstMemberFunctionPointerCall"), Item("const"), Item("Class const *object"), Item("Class const *object"), Item("this->result = (object->*fn)(")) +
+ memberFunctions(Item("VoidStoredConstMemberFunctionPointerCall"), Item("const"), Item("Class const *object"), Item("Class const *object"), Item("(object->*fn)(")) +
+ memberFunctionSelector(Item("StoredConstMemberFunctionPointerCall"));
+
+ dataStructures.setRepeatCount(repeats);
+ return dataStructures;
+}
+
+void writeFile(QString fileName, QByteArray contents)
+{
+ QFile runFile(fileName);
+ if (runFile.open(QIODevice::WriteOnly) == false) {
+ qDebug() << "Write to" << fileName << "failed";
+ return;
+ }
+
+ runFile.write(contents);
+ runFile.close();
+ qDebug() << "Write to" << fileName << "Ok";
+}
+
+Item dollarQuote(Item item)
+{
+ return Item("$") + item + Item("$");
+}
+
+int main()
+{
+ const int repeats = 6;
+ init();
+ Item run = (
+ Line("/****************************************************************************") +
+ Line("**") +
+ Line("** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).") +
+ Line("** Contact: Qt Software Information (qt-info@nokia.com)") +
+ Line("**") +
+ Line("** This file is part of the " + dollarQuote("MODULE") + " of the Qt Toolkit.") +
+ Line("**") +
+ Line("** " + dollarQuote("TROLLTECH_DUAL_LICENSE")) +
+ Line("**") +
+ Line("****************************************************************************/") +
+ Line("") +
+ Line("// Generated code, do not edit! Use generator at tools/qtconcurrent/generaterun/") +
+ Line("#ifndef QTCONCURRENT_RUN_H") +
+ Line("#define QTCONCURRENT_RUN_H") +
+ Line("") +
+ Line("#ifndef QT_NO_CONCURRENT") +
+ Line("") +
+ Line("#include <QtCore/qtconcurrentrunbase.h>") +
+ Line("#include <QtCore/qtconcurrentstoredfunctioncall.h>") +
+ Line("") +
+ Line("QT_BEGIN_HEADER") +
+ Line("QT_BEGIN_NAMESPACE") +
+ Line("") +
+ Line("QT_MODULE(Core)") +
+ Line("") +
+ Line("#ifdef qdoc") +
+ Line("") +
+ Line("namespace QtConcurrent {") +
+ Line("") +
+ Line(" template <typename T>") +
+ Line(" QFuture<T> run(Function function, ...);") +
+ Line("") +
+ Line("} // namespace QtConcurrent") +
+ Line("") +
+ Line("#else") +
+ Line("") +
+ Line("namespace QtConcurrent {") +
+ Line("") +
+ generateRunFunctions(repeats) +
+ Line("} //namespace QtConcurrent") +
+ Line("") +
+ Line("#endif // qdoc") +
+ Line("") +
+ Line("QT_END_NAMESPACE") +
+ Line("QT_END_HEADER") +
+ Line("") +
+ Line("#endif")
+ );
+
+ writeFile("../../../src/corelib/concurrent/qtconcurrentrun.h", run.generate());
+
+ Item storedFunctionCall = (
+ Line("/****************************************************************************") +
+ Line("**") +
+ Line("** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).") +
+ Line("** Contact: Qt Software Information (qt-info@nokia.com)") +
+ Line("**") +
+ Line("** This file is part of the " + dollarQuote("MODULE") + " of the Qt Toolkit.") +
+ Line("**") +
+ Line("** " + dollarQuote("TROLLTECH_DUAL_LICENSE")) +
+ Line("**") +
+ Line("****************************************************************************/") +
+ Line("") +
+ Line("// Generated code, do not edit! Use generator at tools/qtconcurrent/generaterun/") +
+ Line("#ifndef QTCONCURRENT_STOREDFUNCTIONCALL_H") +
+ Line("#define QTCONCURRENT_STOREDFUNCTIONCALL_H") +
+ Line("") +
+ Line("#include <QtCore/qglobal.h>") +
+ Line("") +
+ Line("#ifndef QT_NO_CONCURRENT") +
+ Line("#include <QtCore/qtconcurrentrunbase.h>") +
+ Line("") +
+ Line("QT_BEGIN_HEADER") +
+ Line("QT_BEGIN_NAMESPACE") +
+ Line("") +
+ Line("QT_MODULE(Core)") +
+ Line("") +
+ Line("#ifndef qdoc") +
+ Line("") +
+ Line("namespace QtConcurrent {") +
+ generateSFCs(repeats) +
+ Line("} //namespace QtConcurrent") +
+ Line("") +
+ Line("#endif // qdoc") +
+ Line("") +
+ Line("QT_END_NAMESPACE") +
+ Line("QT_END_HEADER") +
+ Line("") +
+ Line("#endif // QT_NO_CONCURRENT") +
+ Line("") +
+ Line("#endif")
+ );
+
+ writeFile("../../../src/corelib/concurrent/qtconcurrentstoredfunctioncall.h", storedFunctionCall.generate());
+}
+
+