Qt5 requires Mac OS 10.6, so we can remove checks such as if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6 Change-Id: Iea21727a277291148704ecf9677ed0b68c24920f Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
709 lines
24 KiB
C++
709 lines
24 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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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 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qplatformdefs.h"
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#include "qfilesystemengine_p.h"
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#include "qfile.h"
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#include <QtCore/qvarlengtharray.h>
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#include <stdlib.h> // for realpath()
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <errno.h>
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#if defined(Q_OS_MAC)
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# include <QtCore/private/qcore_mac_p.h>
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#endif
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QT_BEGIN_NAMESPACE
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#if defined(Q_OS_MAC) && !defined(Q_OS_IOS)
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static inline bool _q_isMacHidden(const char *nativePath)
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{
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OSErr err;
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FSRef fsRef;
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err = FSPathMakeRefWithOptions(reinterpret_cast<const UInt8 *>(nativePath),
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kFSPathMakeRefDoNotFollowLeafSymlink, &fsRef, 0);
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if (err != noErr)
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return false;
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FSCatalogInfo catInfo;
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err = FSGetCatalogInfo(&fsRef, kFSCatInfoFinderInfo, &catInfo, NULL, NULL, NULL);
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if (err != noErr)
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return false;
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FileInfo * const fileInfo = reinterpret_cast<FileInfo*>(&catInfo.finderInfo);
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return (fileInfo->finderFlags & kIsInvisible);
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}
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#else
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static inline bool _q_isMacHidden(const char *nativePath)
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{
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Q_UNUSED(nativePath);
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// no-op
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return false;
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}
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#endif
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//static
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QFileSystemEntry QFileSystemEngine::getLinkTarget(const QFileSystemEntry &link, QFileSystemMetaData &data)
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{
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#if defined(__GLIBC__) && !defined(PATH_MAX)
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#define PATH_CHUNK_SIZE 256
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char *s = 0;
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int len = -1;
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int size = PATH_CHUNK_SIZE;
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while (1) {
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s = (char *) ::realloc(s, size);
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Q_CHECK_PTR(s);
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len = ::readlink(link.nativeFilePath().constData(), s, size);
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if (len < 0) {
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::free(s);
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break;
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}
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if (len < size) {
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break;
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}
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size *= 2;
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}
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#else
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char s[PATH_MAX+1];
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int len = readlink(link.nativeFilePath().constData(), s, PATH_MAX);
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#endif
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if (len > 0) {
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QString ret;
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if (!data.hasFlags(QFileSystemMetaData::DirectoryType))
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fillMetaData(link, data, QFileSystemMetaData::DirectoryType);
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if (data.isDirectory() && s[0] != '/') {
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QDir parent(link.filePath());
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parent.cdUp();
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ret = parent.path();
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if (!ret.isEmpty() && !ret.endsWith(QLatin1Char('/')))
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ret += QLatin1Char('/');
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}
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s[len] = '\0';
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ret += QFile::decodeName(QByteArray(s));
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#if defined(__GLIBC__) && !defined(PATH_MAX)
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::free(s);
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#endif
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if (!ret.startsWith(QLatin1Char('/'))) {
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if (link.filePath().startsWith(QLatin1Char('/'))) {
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ret.prepend(link.filePath().left(link.filePath().lastIndexOf(QLatin1Char('/')))
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+ QLatin1Char('/'));
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} else {
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ret.prepend(QDir::currentPath() + QLatin1Char('/'));
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}
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}
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ret = QDir::cleanPath(ret);
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if (ret.size() > 1 && ret.endsWith(QLatin1Char('/')))
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ret.chop(1);
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return QFileSystemEntry(ret);
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}
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#if defined(Q_OS_MAC) && !defined(Q_OS_IOS)
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{
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FSRef fref;
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if (FSPathMakeRef((const UInt8 *)QFile::encodeName(QDir::cleanPath(link.filePath())).data(), &fref, 0) == noErr) {
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// TODO get the meta data info from the QFileSystemMetaData object
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Boolean isAlias, isFolder;
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if (FSResolveAliasFile(&fref, true, &isFolder, &isAlias) == noErr && isAlias) {
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AliasHandle alias;
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if (FSNewAlias(0, &fref, &alias) == noErr && alias) {
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QCFString cfstr;
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if (FSCopyAliasInfo(alias, 0, 0, &cfstr, 0, 0) == noErr)
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return QFileSystemEntry(QCFString::toQString(cfstr));
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}
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}
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}
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}
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#endif
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return QFileSystemEntry();
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}
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//static
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QFileSystemEntry QFileSystemEngine::canonicalName(const QFileSystemEntry &entry, QFileSystemMetaData &data)
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{
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if (entry.isEmpty() || entry.isRoot())
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return entry;
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#if !defined(Q_OS_MAC) && !defined(Q_OS_QNX) && _POSIX_VERSION < 200809L
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// realpath(X,0) is not supported
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Q_UNUSED(data);
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return QFileSystemEntry(slowCanonicalized(absoluteName(entry).filePath()));
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#else
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char *ret = 0;
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# if defined(Q_OS_MAC) && !defined(Q_OS_IOS)
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// When using -mmacosx-version-min=10.4, we get the legacy realpath implementation,
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// which does not work properly with the realpath(X,0) form. See QTBUG-28282.
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if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_6) {
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ret = (char*)malloc(PATH_MAX + 1);
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if (ret && realpath(entry.nativeFilePath().constData(), (char*)ret) == 0) {
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const int savedErrno = errno; // errno is checked below, and free() might change it
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free(ret);
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errno = savedErrno;
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ret = 0;
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}
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} else {
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// on 10.5 we can use FSRef to resolve the file path.
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QString path = QDir::cleanPath(entry.filePath());
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FSRef fsref;
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if (FSPathMakeRef((const UInt8 *)path.toUtf8().data(), &fsref, 0) == noErr) {
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CFURLRef urlref = CFURLCreateFromFSRef(NULL, &fsref);
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CFStringRef canonicalPath = CFURLCopyFileSystemPath(urlref, kCFURLPOSIXPathStyle);
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QString ret = QCFString::toQString(canonicalPath);
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CFRelease(canonicalPath);
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CFRelease(urlref);
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return QFileSystemEntry(ret);
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}
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}
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# else
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# if _POSIX_VERSION >= 200801L
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ret = realpath(entry.nativeFilePath().constData(), (char*)0);
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# else
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ret = (char*)malloc(PATH_MAX + 1);
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if (realpath(entry.nativeFilePath().constData(), (char*)ret) == 0) {
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const int savedErrno = errno; // errno is checked below, and free() might change it
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free(ret);
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errno = savedErrno;
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ret = 0;
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}
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# endif
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# endif
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if (ret) {
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data.knownFlagsMask |= QFileSystemMetaData::ExistsAttribute;
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data.entryFlags |= QFileSystemMetaData::ExistsAttribute;
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QString canonicalPath = QDir::cleanPath(QString::fromLocal8Bit(ret));
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free(ret);
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return QFileSystemEntry(canonicalPath);
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} else if (errno == ENOENT) { // file doesn't exist
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data.knownFlagsMask |= QFileSystemMetaData::ExistsAttribute;
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data.entryFlags &= ~(QFileSystemMetaData::ExistsAttribute);
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return QFileSystemEntry();
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}
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return entry;
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#endif
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}
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//static
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QFileSystemEntry QFileSystemEngine::absoluteName(const QFileSystemEntry &entry)
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{
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if (entry.isAbsolute() && entry.isClean())
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return entry;
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QByteArray orig = entry.nativeFilePath();
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QByteArray result;
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if (orig.isEmpty() || !orig.startsWith('/')) {
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QFileSystemEntry cur(currentPath());
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result = cur.nativeFilePath();
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}
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if (!orig.isEmpty() && !(orig.length() == 1 && orig[0] == '.')) {
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if (!result.isEmpty() && !result.endsWith('/'))
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result.append('/');
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result.append(orig);
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}
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if (result.length() == 1 && result[0] == '/')
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return QFileSystemEntry(result, QFileSystemEntry::FromNativePath());
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const bool isDir = result.endsWith('/');
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/* as long as QDir::cleanPath() operates on a QString we have to convert to a string here.
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* ideally we never convert to a string since that loses information. Please fix after
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* we get a QByteArray version of QDir::cleanPath()
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*/
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QFileSystemEntry resultingEntry(result, QFileSystemEntry::FromNativePath());
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QString stringVersion = QDir::cleanPath(resultingEntry.filePath());
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if (isDir)
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stringVersion.append(QLatin1Char('/'));
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return QFileSystemEntry(stringVersion);
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}
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//static
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QByteArray QFileSystemEngine::id(const QFileSystemEntry &entry)
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{
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struct stat statResult;
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if (stat(entry.nativeFilePath().constData(), &statResult)) {
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qErrnoWarning("stat() failed for '%s'", entry.nativeFilePath().constData());
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return QByteArray();
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}
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QByteArray result = QByteArray::number(quint64(statResult.st_dev), 16);
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result += ':';
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result += QByteArray::number(quint64(statResult.st_ino));
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return result;
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}
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//static
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QString QFileSystemEngine::resolveUserName(uint userId)
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{
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#if !defined(QT_NO_THREAD) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(Q_OS_OPENBSD)
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int size_max = sysconf(_SC_GETPW_R_SIZE_MAX);
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if (size_max == -1)
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size_max = 1024;
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QVarLengthArray<char, 1024> buf(size_max);
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#endif
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struct passwd *pw = 0;
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#if !defined(Q_OS_INTEGRITY)
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#if !defined(QT_NO_THREAD) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(Q_OS_OPENBSD) && !defined(Q_OS_VXWORKS)
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struct passwd entry;
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getpwuid_r(userId, &entry, buf.data(), buf.size(), &pw);
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#else
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pw = getpwuid(userId);
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#endif
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#endif
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if (pw)
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return QFile::decodeName(QByteArray(pw->pw_name));
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return QString();
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}
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//static
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QString QFileSystemEngine::resolveGroupName(uint groupId)
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{
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#if !defined(QT_NO_THREAD) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(Q_OS_OPENBSD)
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int size_max = sysconf(_SC_GETPW_R_SIZE_MAX);
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if (size_max == -1)
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size_max = 1024;
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QVarLengthArray<char, 1024> buf(size_max);
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#endif
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struct group *gr = 0;
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#if !defined(Q_OS_INTEGRITY)
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#if !defined(QT_NO_THREAD) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(Q_OS_OPENBSD) && !defined(Q_OS_VXWORKS)
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size_max = sysconf(_SC_GETGR_R_SIZE_MAX);
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if (size_max == -1)
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size_max = 1024;
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buf.resize(size_max);
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struct group entry;
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// Some large systems have more members than the POSIX max size
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// Loop over by doubling the buffer size (upper limit 250k)
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for (unsigned size = size_max; size < 256000; size += size)
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{
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buf.resize(size);
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// ERANGE indicates that the buffer was too small
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if (!getgrgid_r(groupId, &entry, buf.data(), buf.size(), &gr)
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|| errno != ERANGE)
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break;
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}
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#else
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gr = getgrgid(groupId);
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#endif
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#endif
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if (gr)
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return QFile::decodeName(QByteArray(gr->gr_name));
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return QString();
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}
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#if defined(Q_OS_MAC) && !defined(Q_OS_IOS)
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//static
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QString QFileSystemEngine::bundleName(const QFileSystemEntry &entry)
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{
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QCFType<CFURLRef> url = CFURLCreateWithFileSystemPath(0, QCFString(entry.filePath()),
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kCFURLPOSIXPathStyle, true);
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if (QCFType<CFDictionaryRef> dict = CFBundleCopyInfoDictionaryForURL(url)) {
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if (CFTypeRef name = (CFTypeRef)CFDictionaryGetValue(dict, kCFBundleNameKey)) {
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if (CFGetTypeID(name) == CFStringGetTypeID())
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return QCFString::toQString((CFStringRef)name);
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}
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}
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return QString();
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}
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#endif
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//static
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bool QFileSystemEngine::fillMetaData(const QFileSystemEntry &entry, QFileSystemMetaData &data,
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QFileSystemMetaData::MetaDataFlags what)
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{
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#if defined(Q_OS_MAC) && !defined(Q_OS_IOS)
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if (what & QFileSystemMetaData::BundleType) {
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if (!data.hasFlags(QFileSystemMetaData::DirectoryType))
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what |= QFileSystemMetaData::DirectoryType;
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}
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if (what & QFileSystemMetaData::HiddenAttribute) {
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// Mac OS >= 10.5: st_flags & UF_HIDDEN
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what |= QFileSystemMetaData::PosixStatFlags;
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}
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#endif // defined(Q_OS_MAC) && !defined(Q_OS_IOS)
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if (what & QFileSystemMetaData::PosixStatFlags)
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what |= QFileSystemMetaData::PosixStatFlags;
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if (what & QFileSystemMetaData::ExistsAttribute) {
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// FIXME: Would other queries being performed provide this bit?
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what |= QFileSystemMetaData::PosixStatFlags;
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}
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data.entryFlags &= ~what;
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const char * nativeFilePath;
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int nativeFilePathLength;
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{
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const QByteArray &path = entry.nativeFilePath();
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nativeFilePath = path.constData();
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nativeFilePathLength = path.size();
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Q_UNUSED(nativeFilePathLength);
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}
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bool entryExists = true; // innocent until proven otherwise
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QT_STATBUF statBuffer;
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bool statBufferValid = false;
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if (what & QFileSystemMetaData::LinkType) {
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if (QT_LSTAT(nativeFilePath, &statBuffer) == 0) {
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if (S_ISLNK(statBuffer.st_mode)) {
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data.entryFlags |= QFileSystemMetaData::LinkType;
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} else {
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statBufferValid = true;
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data.entryFlags &= ~QFileSystemMetaData::PosixStatFlags;
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}
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} else {
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entryExists = false;
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}
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data.knownFlagsMask |= QFileSystemMetaData::LinkType;
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}
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if (statBufferValid || (what & QFileSystemMetaData::PosixStatFlags)) {
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if (entryExists && !statBufferValid)
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statBufferValid = (QT_STAT(nativeFilePath, &statBuffer) == 0);
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if (statBufferValid)
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data.fillFromStatBuf(statBuffer);
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else {
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entryExists = false;
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data.creationTime_ = 0;
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data.modificationTime_ = 0;
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data.accessTime_ = 0;
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data.size_ = 0;
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data.userId_ = (uint) -2;
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data.groupId_ = (uint) -2;
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}
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// reset the mask
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data.knownFlagsMask |= QFileSystemMetaData::PosixStatFlags
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| QFileSystemMetaData::ExistsAttribute;
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}
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#if defined(Q_OS_MAC) && !defined(Q_OS_IOS)
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if (what & QFileSystemMetaData::AliasType)
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{
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if (entryExists) {
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FSRef fref;
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if (FSPathMakeRef((const UInt8 *)nativeFilePath, &fref, NULL) == noErr) {
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Boolean isAlias, isFolder;
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if (FSIsAliasFile(&fref, &isAlias, &isFolder) == noErr) {
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if (isAlias)
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data.entryFlags |= QFileSystemMetaData::AliasType;
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}
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}
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}
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data.knownFlagsMask |= QFileSystemMetaData::AliasType;
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}
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#endif
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if (what & QFileSystemMetaData::UserPermissions) {
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// calculate user permissions
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if (entryExists) {
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if (what & QFileSystemMetaData::UserReadPermission) {
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if (QT_ACCESS(nativeFilePath, R_OK) == 0)
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data.entryFlags |= QFileSystemMetaData::UserReadPermission;
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}
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if (what & QFileSystemMetaData::UserWritePermission) {
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if (QT_ACCESS(nativeFilePath, W_OK) == 0)
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data.entryFlags |= QFileSystemMetaData::UserWritePermission;
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}
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if (what & QFileSystemMetaData::UserExecutePermission) {
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if (QT_ACCESS(nativeFilePath, X_OK) == 0)
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data.entryFlags |= QFileSystemMetaData::UserExecutePermission;
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}
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}
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data.knownFlagsMask |= (what & QFileSystemMetaData::UserPermissions);
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}
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if (what & QFileSystemMetaData::HiddenAttribute
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&& !data.isHidden()) {
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QString fileName = entry.fileName();
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if ((fileName.size() > 0 && fileName.at(0) == QLatin1Char('.'))
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|| (entryExists && _q_isMacHidden(nativeFilePath)))
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data.entryFlags |= QFileSystemMetaData::HiddenAttribute;
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data.knownFlagsMask |= QFileSystemMetaData::HiddenAttribute;
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}
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|
|
#if defined(Q_OS_MAC) && !defined(Q_OS_IOS)
|
|
if (what & QFileSystemMetaData::BundleType) {
|
|
if (entryExists && data.isDirectory()) {
|
|
QCFType<CFStringRef> path = CFStringCreateWithBytes(0,
|
|
(const UInt8*)nativeFilePath, nativeFilePathLength,
|
|
kCFStringEncodingUTF8, false);
|
|
QCFType<CFURLRef> url = CFURLCreateWithFileSystemPath(0, path,
|
|
kCFURLPOSIXPathStyle, true);
|
|
|
|
UInt32 type, creator;
|
|
if (CFBundleGetPackageInfoInDirectory(url, &type, &creator))
|
|
data.entryFlags |= QFileSystemMetaData::BundleType;
|
|
}
|
|
|
|
data.knownFlagsMask |= QFileSystemMetaData::BundleType;
|
|
}
|
|
#endif
|
|
if (!entryExists) {
|
|
data.clearFlags(what);
|
|
return false;
|
|
}
|
|
return data.hasFlags(what);
|
|
}
|
|
|
|
//static
|
|
bool QFileSystemEngine::createDirectory(const QFileSystemEntry &entry, bool createParents)
|
|
{
|
|
QString dirName = entry.filePath();
|
|
if (createParents) {
|
|
dirName = QDir::cleanPath(dirName);
|
|
for (int oldslash = -1, slash=0; slash != -1; oldslash = slash) {
|
|
slash = dirName.indexOf(QDir::separator(), oldslash+1);
|
|
if (slash == -1) {
|
|
if (oldslash == dirName.length())
|
|
break;
|
|
slash = dirName.length();
|
|
}
|
|
if (slash) {
|
|
const QByteArray chunk = QFile::encodeName(dirName.left(slash));
|
|
QT_STATBUF st;
|
|
if (QT_STAT(chunk.constData(), &st) != -1) {
|
|
if ((st.st_mode & S_IFMT) != S_IFDIR)
|
|
return false;
|
|
} else if (QT_MKDIR(chunk.constData(), 0777) != 0) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
#if defined(Q_OS_DARWIN) // Mac X doesn't support trailing /'s
|
|
if (dirName.endsWith(QLatin1Char('/')))
|
|
dirName.chop(1);
|
|
#endif
|
|
return (QT_MKDIR(QFile::encodeName(dirName).constData(), 0777) == 0);
|
|
}
|
|
|
|
//static
|
|
bool QFileSystemEngine::removeDirectory(const QFileSystemEntry &entry, bool removeEmptyParents)
|
|
{
|
|
if (removeEmptyParents) {
|
|
QString dirName = QDir::cleanPath(entry.filePath());
|
|
for (int oldslash = 0, slash=dirName.length(); slash > 0; oldslash = slash) {
|
|
const QByteArray chunk = QFile::encodeName(dirName.left(slash));
|
|
QT_STATBUF st;
|
|
if (QT_STAT(chunk.constData(), &st) != -1) {
|
|
if ((st.st_mode & S_IFMT) != S_IFDIR)
|
|
return false;
|
|
if (::rmdir(chunk.constData()) != 0)
|
|
return oldslash != 0;
|
|
} else {
|
|
return false;
|
|
}
|
|
slash = dirName.lastIndexOf(QDir::separator(), oldslash-1);
|
|
}
|
|
return true;
|
|
}
|
|
return rmdir(QFile::encodeName(entry.filePath()).constData()) == 0;
|
|
}
|
|
|
|
//static
|
|
bool QFileSystemEngine::createLink(const QFileSystemEntry &source, const QFileSystemEntry &target, QSystemError &error)
|
|
{
|
|
if (::symlink(source.nativeFilePath().constData(), target.nativeFilePath().constData()) == 0)
|
|
return true;
|
|
error = QSystemError(errno, QSystemError::StandardLibraryError);
|
|
return false;
|
|
}
|
|
|
|
//static
|
|
bool QFileSystemEngine::copyFile(const QFileSystemEntry &source, const QFileSystemEntry &target, QSystemError &error)
|
|
{
|
|
Q_UNUSED(source);
|
|
Q_UNUSED(target);
|
|
error = QSystemError(ENOSYS, QSystemError::StandardLibraryError); //Function not implemented
|
|
return false;
|
|
}
|
|
|
|
//static
|
|
bool QFileSystemEngine::renameFile(const QFileSystemEntry &source, const QFileSystemEntry &target, QSystemError &error)
|
|
{
|
|
if (::rename(source.nativeFilePath().constData(), target.nativeFilePath().constData()) == 0)
|
|
return true;
|
|
error = QSystemError(errno, QSystemError::StandardLibraryError);
|
|
return false;
|
|
}
|
|
|
|
//static
|
|
bool QFileSystemEngine::removeFile(const QFileSystemEntry &entry, QSystemError &error)
|
|
{
|
|
if (unlink(entry.nativeFilePath().constData()) == 0)
|
|
return true;
|
|
error = QSystemError(errno, QSystemError::StandardLibraryError);
|
|
return false;
|
|
|
|
}
|
|
|
|
//static
|
|
bool QFileSystemEngine::setPermissions(const QFileSystemEntry &entry, QFile::Permissions permissions, QSystemError &error, QFileSystemMetaData *data)
|
|
{
|
|
mode_t mode = 0;
|
|
if (permissions & QFile::ReadOwner)
|
|
mode |= S_IRUSR;
|
|
if (permissions & QFile::WriteOwner)
|
|
mode |= S_IWUSR;
|
|
if (permissions & QFile::ExeOwner)
|
|
mode |= S_IXUSR;
|
|
if (permissions & QFile::ReadUser)
|
|
mode |= S_IRUSR;
|
|
if (permissions & QFile::WriteUser)
|
|
mode |= S_IWUSR;
|
|
if (permissions & QFile::ExeUser)
|
|
mode |= S_IXUSR;
|
|
if (permissions & QFile::ReadGroup)
|
|
mode |= S_IRGRP;
|
|
if (permissions & QFile::WriteGroup)
|
|
mode |= S_IWGRP;
|
|
if (permissions & QFile::ExeGroup)
|
|
mode |= S_IXGRP;
|
|
if (permissions & QFile::ReadOther)
|
|
mode |= S_IROTH;
|
|
if (permissions & QFile::WriteOther)
|
|
mode |= S_IWOTH;
|
|
if (permissions & QFile::ExeOther)
|
|
mode |= S_IXOTH;
|
|
|
|
bool success = ::chmod(entry.nativeFilePath().constData(), mode) == 0;
|
|
if (success && data) {
|
|
data->entryFlags &= ~QFileSystemMetaData::Permissions;
|
|
data->entryFlags |= QFileSystemMetaData::MetaDataFlag(uint(permissions));
|
|
data->knownFlagsMask |= QFileSystemMetaData::Permissions;
|
|
}
|
|
if (!success)
|
|
error = QSystemError(errno, QSystemError::StandardLibraryError);
|
|
return success;
|
|
}
|
|
|
|
QString QFileSystemEngine::homePath()
|
|
{
|
|
QString home = QFile::decodeName(qgetenv("HOME"));
|
|
if (home.isEmpty())
|
|
home = rootPath();
|
|
return QDir::cleanPath(home);
|
|
}
|
|
|
|
QString QFileSystemEngine::rootPath()
|
|
{
|
|
return QLatin1String("/");
|
|
}
|
|
|
|
QString QFileSystemEngine::tempPath()
|
|
{
|
|
#ifdef QT_UNIX_TEMP_PATH_OVERRIDE
|
|
return QLatin1String(QT_UNIX_TEMP_PATH_OVERRIDE);
|
|
#elif defined(Q_OS_BLACKBERRY)
|
|
QString temp = QFile::decodeName(qgetenv("TEMP"));
|
|
if (temp.isEmpty())
|
|
temp = QFile::decodeName(qgetenv("TMPDIR"));
|
|
|
|
if (temp.isEmpty()) {
|
|
qWarning("Neither the TEMP nor the TMPDIR environment variable is set, falling back to /tmp.");
|
|
temp = QLatin1String("/tmp/");
|
|
}
|
|
return QDir::cleanPath(temp);
|
|
#else
|
|
QString temp = QFile::decodeName(qgetenv("TMPDIR"));
|
|
if (temp.isEmpty())
|
|
temp = QLatin1String("/tmp/");
|
|
return QDir::cleanPath(temp);
|
|
#endif
|
|
}
|
|
|
|
bool QFileSystemEngine::setCurrentPath(const QFileSystemEntry &path)
|
|
{
|
|
int r;
|
|
r = QT_CHDIR(path.nativeFilePath().constData());
|
|
return r >= 0;
|
|
}
|
|
|
|
QFileSystemEntry QFileSystemEngine::currentPath()
|
|
{
|
|
QFileSystemEntry result;
|
|
QT_STATBUF st;
|
|
if (QT_STAT(".", &st) == 0) {
|
|
#if defined(__GLIBC__) && !defined(PATH_MAX)
|
|
char *currentName = ::get_current_dir_name();
|
|
if (currentName) {
|
|
result = QFileSystemEntry(QByteArray(currentName), QFileSystemEntry::FromNativePath());
|
|
::free(currentName);
|
|
}
|
|
#else
|
|
char currentName[PATH_MAX+1];
|
|
if (::getcwd(currentName, PATH_MAX)) {
|
|
#if defined(Q_OS_VXWORKS) && defined(VXWORKS_VXSIM)
|
|
QByteArray dir(currentName);
|
|
if (dir.indexOf(':') < dir.indexOf('/'))
|
|
dir.remove(0, dir.indexOf(':')+1);
|
|
|
|
qstrncpy(currentName, dir.constData(), PATH_MAX);
|
|
#endif
|
|
result = QFileSystemEntry(QByteArray(currentName), QFileSystemEntry::FromNativePath());
|
|
}
|
|
# if defined(QT_DEBUG)
|
|
if (result.isEmpty())
|
|
qWarning("QFileSystemEngine::currentPath: getcwd() failed");
|
|
# endif
|
|
#endif
|
|
} else {
|
|
# if defined(QT_DEBUG)
|
|
qWarning("QFileSystemEngine::currentPath: stat(\".\") failed");
|
|
# endif
|
|
}
|
|
return result;
|
|
}
|
|
QT_END_NAMESPACE
|