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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Build Suite.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef QBS_BUILDGRAPHEXECUTOR_H
#define QBS_BUILDGRAPHEXECUTOR_H
#include "forward_decls.h"
#include <buildgraph/artifact.h>
#include <buildgraph/scanresultcache.h>
#include <tools/buildoptions.h>
#include <tools/error.h>
#include <tools/settings.h>
#include <QObject>
#include <QVariant>
namespace qbs {
namespace Internal {
class AutoMoc;
class ExecutorJob;
class InputArtifactScannerContext;
class ProgressObserver;
class ScanResultCache;
class ScriptEngine;
class Executor : public QObject
{
Q_OBJECT
public:
Executor(QObject *parent = 0);
~Executor();
void build(const QList<BuildProductPtr> &productsToBuild);
void setEngine(ScriptEngine *engine);
void setBuildOptions(const BuildOptions &buildOptions);
void setProgressObserver(ProgressObserver *observer) { m_progressObserver = observer; }
Error error() const { return m_error; }
bool hasError() const { return !error().entries().isEmpty(); }
signals:
void finished();
private slots:
void onProcessError(const QString &errorString);
void onProcessSuccess();
void finish();
private:
enum ExecutorState { ExecutorIdle, ExecutorRunning, ExecutorCanceling };
void doBuild(const QList<BuildProductPtr> &productsToBuild);
void prepareBuildGraph(const Artifact::BuildState buildState, bool *sourceFilesChanged);
void prepareBuildGraph_impl(Artifact *artifact, const Artifact::BuildState buildState, bool *sourceFilesChanged);
void updateBuildGraph(Artifact::BuildState buildState);
void updateBuildGraph_impl(Artifact *artifact, Artifact::BuildState buildState, QSet<Artifact *> &seenArtifacts);
void initLeaves(const QList<Artifact *> &changedArtifacts);
void initLeavesTopDown(Artifact *artifact, QSet<Artifact *> &seenArtifacts);
bool scheduleJobs();
void buildArtifact(Artifact *artifact);
void finishJob(ExecutorJob *job, bool success);
void finishArtifact(Artifact *artifact);
void initializeArtifactsState();
void setState(ExecutorState);
void addExecutorJobs(int jobNumber);
void removeExecutorJobs(int jobNumber);
void runAutoMoc();
void insertLeavesAfterAddingDependencies(QVector<Artifact *> dependencies);
void cancelJobs();
void setupProgressObserver(bool mocWillRun);
ScriptEngine *m_engine;
BuildOptions m_buildOptions;
ProgressObserver *m_progressObserver;
QList<ExecutorJob*> m_availableJobs;
QHash<ExecutorJob*, Artifact *> m_processingJobs;
ExecutorState m_state;
QList<BuildProductPtr> m_productsToBuild;
QList<Artifact *> m_roots;
QList<Artifact *> m_leaves;
ScanResultCache m_scanResultCache;
InputArtifactScannerContext *m_inputArtifactScanContext;
AutoMoc *m_autoMoc;
int m_mocEffort;
Error m_error;
bool m_explicitlyCanceled;
};
} // namespace Internal
} // namespace qbs
#endif // QBS_BUILDGRAPHEXECUTOR_H
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