source: trunk/src/corelib/io/qfile.cpp@ 5

Last change on this file since 5 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 44.2 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the QtCore module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
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28** GNU General Public License Usage
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30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
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34** met: http://www.gnu.org/copyleft/gpl.html.
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40****************************************************************************/
41
42#include "qplatformdefs.h"
43#include "qdebug.h"
44#include "qfile.h"
45#include "qfsfileengine.h"
46#include "qtemporaryfile.h"
47#include "qlist.h"
48#include "qfileinfo.h"
49#include "private/qiodevice_p.h"
50#include "private/qfile_p.h"
51#if defined(QT_BUILD_CORE_LIB)
52# include "qcoreapplication.h"
53#endif
54
55#if !defined(Q_OS_WINCE)
56#include <errno.h>
57#endif
58
59#ifdef QT_NO_QOBJECT
60#define tr(X) QString::fromLatin1(X)
61#endif
62
63QT_BEGIN_NAMESPACE
64
65static const int QFILE_WRITEBUFFER_SIZE = 16384;
66
67static QByteArray locale_encode(const QString &f)
68{
69#ifndef Q_OS_DARWIN
70 return f.toLocal8Bit();
71#else
72 // Mac always expects UTF-8... and decomposed...
73 return f.normalized(QString::NormalizationForm_D).toUtf8();
74#endif
75}
76
77static QString locale_decode(const QByteArray &f)
78{
79#ifndef Q_OS_DARWIN
80 return QString::fromLocal8Bit(f);
81#else
82 // Mac always gives us UTF-8 and decomposed, we want that composed...
83 return QString::fromUtf8(f).normalized(QString::NormalizationForm_C);
84#endif
85}
86
87//************* QFilePrivate
88QFile::EncoderFn QFilePrivate::encoder = locale_encode;
89QFile::DecoderFn QFilePrivate::decoder = locale_decode;
90
91QFilePrivate::QFilePrivate()
92 : fileEngine(0), lastWasWrite(false),
93 writeBuffer(QFILE_WRITEBUFFER_SIZE), error(QFile::NoError)
94{
95}
96
97QFilePrivate::~QFilePrivate()
98{