bc07958f92
Conflicts: .qmake.conf qmake/Makefile.unix src/gui/text/qtextdocument.cpp src/gui/text/qtextdocument.h Change-Id: Iba26da0ecbf2aa4ff4b956391cfb373f977f88c9
142 lines
4.1 KiB
C++
142 lines
4.1 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the qmake application of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QMAKEVFS_H
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#define QMAKEVFS_H
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#include "qmake_global.h"
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#include <qiodevice.h>
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#include <qhash.h>
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#include <qstring.h>
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#ifdef PROEVALUATOR_THREAD_SAFE
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# include <qmutex.h>
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#endif
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#if QT_CONFIG(textcodec)
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QT_FORWARD_DECLARE_CLASS(QTextCodec)
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#endif
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#ifdef PROEVALUATOR_DUAL_VFS
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# ifndef PROEVALUATOR_CUMULATIVE
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# error PROEVALUATOR_DUAL_VFS requires PROEVALUATOR_CUMULATIVE
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# endif
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#endif
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QT_BEGIN_NAMESPACE
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class QMAKE_EXPORT QMakeVfs
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{
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public:
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enum ReadResult {
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ReadOk,
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ReadNotFound,
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ReadOtherError
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};
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enum VfsFlag {
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VfsExecutable = 1,
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VfsExact = 0,
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#ifdef PROEVALUATOR_DUAL_VFS
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VfsCumulative = 2,
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VfsCreate = 4,
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VfsCreatedOnly = 8,
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#else
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VfsCumulative = 0,
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VfsCreate = 0,
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VfsCreatedOnly = 0,
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#endif
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VfsAccessedOnly = 16
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};
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Q_DECLARE_FLAGS(VfsFlags, VfsFlag)
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QMakeVfs();
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~QMakeVfs();
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static void ref();
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static void deref();
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int idForFileName(const QString &fn, VfsFlags flags);
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QString fileNameForId(int id);
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bool writeFile(int id, QIODevice::OpenMode mode, VfsFlags flags, const QString &contents, QString *errStr);
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ReadResult readFile(int id, QString *contents, QString *errStr);
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bool exists(const QString &fn, QMakeVfs::VfsFlags flags);
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#ifndef PROEVALUATOR_FULL
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void invalidateCache();
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void invalidateContents();
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#endif
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#if QT_CONFIG(textcodec)
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void setTextCodec(const QTextCodec *textCodec);
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#endif
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private:
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#ifdef PROEVALUATOR_THREAD_SAFE
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static QMutex s_mutex;
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#endif
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static int s_refCount;
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static QAtomicInt s_fileIdCounter;
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// Qt Creator's ProFile cache is a singleton to maximize its cross-project
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// effectiveness (shared prf files from QtVersions).
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// For this to actually work, real files need a global mapping.
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// This is fine, because the namespace of real files is indeed global.
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static QHash<QString, int> s_fileIdMap;
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static QHash<int, QString> s_idFileMap;
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#ifdef PROEVALUATOR_DUAL_VFS
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# ifdef PROEVALUATOR_THREAD_SAFE
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// The simple way to avoid recursing m_mutex.
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QMutex m_vmutex;
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# endif
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// Virtual files are bound to the project context they were created in,
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// so their ids need to be local as well.
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// We violate that rule in lupdate (which has a non-dual VFS), but that
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// does not matter, because it has only one project context anyway.
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QHash<QString, int> m_virtualFileIdMap[2]; // Exact and cumulative
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QHash<int, QString> m_virtualIdFileMap; // Only one map, as ids are unique across realms.
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#endif
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#ifndef PROEVALUATOR_FULL
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# ifdef PROEVALUATOR_THREAD_SAFE
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QMutex m_mutex;
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# endif
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QHash<int, QString> m_files;
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QString m_magicMissing;
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QString m_magicExisting;
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#endif
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#if QT_CONFIG(textcodec)
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const QTextCodec *m_textCodec;
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#endif
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};
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Q_DECLARE_OPERATORS_FOR_FLAGS(QMakeVfs::VfsFlags)
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QT_END_NAMESPACE
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#endif // QMAKEVFS_H
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