|
|
|
/****************************************************************************
|
|
|
|
**
|
|
|
|
** Implementation of QDir class
|
|
|
|
**
|
|
|
|
** Created : 950628
|
|
|
|
**
|
|
|
|
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
|
|
|
|
**
|
|
|
|
** This file is part of the tools module of the Qt GUI Toolkit.
|
|
|
|
**
|
|
|
|
** This file may be used under the terms of the GNU General
|
|
|
|
** Public License versions 2.0 or 3.0 as published by the Free
|
|
|
|
** Software Foundation and appearing in the files LICENSE.GPL2
|
|
|
|
** and LICENSE.GPL3 included in the packaging of this file.
|
|
|
|
** Alternatively you may (at your option) use any later version
|
|
|
|
** of the GNU General Public License if such license has been
|
|
|
|
** publicly approved by Trolltech ASA (or its successors, if any)
|
|
|
|
** and the KDE Free Qt Foundation.
|
|
|
|
**
|
|
|
|
** Please review the following information to ensure GNU General
|
|
|
|
** Public Licensing requirements will be met:
|
|
|
|
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
|
|
|
|
** If you are unsure which license is appropriate for your use, please
|
|
|
|
** review the following information:
|
|
|
|
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
|
|
|
|
** or contact the sales department at sales@trolltech.com.
|
|
|
|
**
|
|
|
|
** This file may be used under the terms of the Q Public License as
|
|
|
|
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
|
|
|
|
** included in the packaging of this file. Licensees holding valid Qt
|
|
|
|
** Commercial licenses may use this file in accordance with the Qt
|
|
|
|
** Commercial License Agreement provided with the Software.
|
|
|
|
**
|
|
|
|
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
|
|
|
|
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
|
|
|
|
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
|
|
|
|
** herein.
|
|
|
|
**
|
|
|
|
**********************************************************************/
|
|
|
|
|
|
|
|
#include "qplatformdefs.h"
|
|
|
|
#include "qdir.h"
|
|
|
|
|
|
|
|
#ifndef QT_NO_DIR
|
|
|
|
|
|
|
|
#include "qdir_p.h"
|
|
|
|
#include "qfileinfo.h"
|
|
|
|
#include "qregexp.h"
|
|
|
|
#include "qstringlist.h"
|
|
|
|
|
|
|
|
#ifdef QT_THREAD_SUPPORT
|
|
|
|
# include <private/qmutexpool_p.h>
|
|
|
|
#endif // QT_THREAD_SUPPORT
|
|
|
|
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <limits.h>
|
|
|
|
#include <errno.h>
|
|
|
|
|
|
|
|
|
|
|
|
void QDir::slashify( QString& )
|
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
QString QDir::homeDirPath()
|
|
|
|
{
|
|
|
|
QString d;
|
|
|
|
d = QFile::decodeName(getenv("HOME"));
|
|
|
|
slashify( d );
|
|
|
|
if ( d.isNull() )
|
|
|
|
d = rootDirPath();
|
|
|
|
return d;
|
|
|
|
}
|
|
|
|
|
|
|
|
QString QDir::canonicalPath() const
|
|
|
|
{
|
|
|
|
QString r;
|
|
|
|
#if defined(__GLIBC__) && !defined(PATH_MAX)
|
|
|
|
char *cur = ::get_current_dir_name();
|
|
|
|
if ( cur ) {
|
|
|
|
char *tmp = canonicalize_file_name( QFile::encodeName( dPath ).data() );
|
|
|
|
if ( tmp ) {
|
|
|
|
r = QFile::decodeName( tmp );
|
|
|
|
free( tmp );
|
|
|
|
}
|
|
|
|
slashify( r );
|
|
|
|
// always make sure we go back to the current dir
|
|
|
|
::chdir( cur );
|
|
|
|
free( cur );
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
char cur[PATH_MAX+1];
|
|
|
|
if ( ::getcwd( cur, PATH_MAX ) ) {
|
|
|
|
char tmp[PATH_MAX+1];
|
|
|
|
// need the cast for old solaris versions of realpath that doesn't take
|
|
|
|
// a const char*.
|
|
|
|
if( ::realpath( (char*)QFile::encodeName( dPath ).data(), tmp ) )
|
|
|
|
r = QFile::decodeName( tmp );
|
|
|
|
slashify( r );
|
|
|
|
|
|
|
|
// always make sure we go back to the current dir
|
|
|
|
if (::chdir( cur ) < 0) {
|
|
|
|
// Error!
|
|
|
|
// FIXME
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#endif /* __GLIBC__ && !PATH_MAX */
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool QDir::mkdir( const QString &dirName, bool acceptAbsPath ) const
|
|
|
|
{
|
|
|
|
#if defined(Q_OS_MACX) // Mac X doesn't support trailing /'s
|
|
|
|
QString name = dirName;
|
|
|
|
if (dirName[dirName.length() - 1] == "/")
|
|
|
|
name = dirName.left( dirName.length() - 1 );
|
|
|
|
int status =
|
|
|
|
::mkdir( QFile::encodeName(filePath(name,acceptAbsPath)), 0777 );
|
|
|
|
#else
|
|
|
|
int status =
|
|
|
|
::mkdir( QFile::encodeName(filePath(dirName,acceptAbsPath)), 0777 );
|
|
|
|
#endif
|
|
|
|
return status == 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool QDir::rmdir( const QString &dirName, bool acceptAbsPath ) const
|
|
|
|
{
|
|
|
|
return ::rmdir( QFile::encodeName(filePath(dirName,acceptAbsPath)) ) == 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool QDir::isReadable() const
|
|
|
|
{
|
|
|
|
return ::access( QFile::encodeName(dPath), R_OK | X_OK ) == 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool QDir::isRoot() const
|
|
|
|
{
|
|
|
|
return dPath == QString::fromLatin1("/");
|
|
|
|
}
|
|
|
|
|
|
|
|
bool QDir::rename( const QString &name, const QString &newName,
|
|
|
|
bool acceptAbsPaths )
|
|
|
|
{
|
|
|
|
if ( name.isEmpty() || newName.isEmpty() ) {
|
|
|
|
#if defined(QT_CHECK_NULL)
|
|
|
|
qWarning( "QDir::rename: Empty or null file name(s)" );
|
|
|
|
#endif
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
QString fn1 = filePath( name, acceptAbsPaths );
|
|
|
|
QString fn2 = filePath( newName, acceptAbsPaths );
|
|
|
|
return ::rename( QFile::encodeName(fn1),
|
|
|
|
QFile::encodeName(fn2) ) == 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool QDir::setCurrent( const QString &path )
|
|
|
|
{
|
|
|
|
int r;
|
|
|
|
r = ::chdir( QFile::encodeName(path) );
|
|
|
|
return r >= 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
QString QDir::currentDirPath()
|
|
|
|
{
|
|
|
|
QString result;
|
|
|
|
|
|
|
|
struct stat st;
|
|
|
|
if ( ::stat( ".", &st ) == 0 ) {
|
|
|
|
#if defined(__GLIBC__) && !defined(PATH_MAX)
|
|
|
|
char *currentName = ::get_current_dir_name();
|
|
|
|
if ( currentName ) {
|
|
|
|
result = QFile::decodeName(currentName);
|
|
|
|
free( currentName );
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
char currentName[PATH_MAX+1];
|
|
|
|
if ( ::getcwd( currentName, PATH_MAX ) )
|
|
|
|
result = QFile::decodeName(currentName);
|
|
|
|
#endif /* __GLIBC__ && !PATH_MAX */
|
|
|
|
#if defined(QT_DEBUG)
|
|
|
|
if ( result.isNull() )
|
|
|
|
qWarning( "QDir::currentDirPath: getcwd() failed" );
|
|
|
|
#endif
|
|
|
|
} else {
|
|
|
|
#if defined(QT_DEBUG)
|
|
|
|
qWarning( "QDir::currentDirPath: stat(\".\") failed" );
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
slashify( result );
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
QString QDir::rootDirPath()
|
|
|
|
{
|
|
|
|
QString d = QString::fromLatin1( "/" );
|
|
|
|
return d;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool QDir::isRelativePath( const QString &path )
|
|
|
|
{
|
|
|
|
int len = path.length();
|
|
|
|
if ( len == 0 )
|
|
|
|
return TRUE;
|
|
|
|
return path[0] != '/';
|
|
|
|
}
|
|
|
|
|
|
|
|
bool QDir::readDirEntries( const QString &nameFilter,
|
|
|
|
int filterSpec, int sortSpec )
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
if ( !fList ) {
|
|
|
|
fList = new QStringList;
|
|
|
|
Q_CHECK_PTR( fList );
|
|
|
|
fiList = new QFileInfoList;
|
|
|
|
Q_CHECK_PTR( fiList );
|
|
|
|
fiList->setAutoDelete( TRUE );
|
|
|
|
} else {
|
|
|
|
fList->clear();
|
|
|
|
fiList->clear();
|
|
|
|
}
|
|
|
|
|
|
|
|
QValueList<QRegExp> filters = qt_makeFilterList( nameFilter );
|
|
|
|
|
|
|
|
bool doDirs = (filterSpec & Dirs) != 0;
|
|
|
|
bool doFiles = (filterSpec & Files) != 0;
|
|
|
|
bool noSymLinks = (filterSpec & NoSymLinks) != 0;
|
|
|
|
bool doReadable = (filterSpec & Readable) != 0;
|
|
|
|
bool doWritable = (filterSpec & Writable) != 0;
|
|
|
|
bool doExecable = (filterSpec & Executable) != 0;
|
|
|
|
bool doHidden = (filterSpec & Hidden) != 0;
|
|
|
|
bool doSystem = (filterSpec & System) != 0;
|
|
|
|
|
|
|
|
QFileInfo fi;
|
|
|
|
DIR *dir;
|
|
|
|
dirent *file;
|
|
|
|
|
|
|
|
dir = opendir( QFile::encodeName(dPath) );
|
|
|
|
if ( !dir )
|
|
|
|
return FALSE; // cannot read the directory
|
|
|
|
|
|
|
|
#if defined(QT_THREAD_SUPPORT) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(Q_OS_CYGWIN)
|
|
|
|
union {
|
|
|
|
struct dirent mt_file;
|
|
|
|
char b[sizeof(struct dirent) + MAXNAMLEN + 1];
|
|
|
|
} u;
|
|
|
|
while ( readdir_r(dir, &u.mt_file, &file ) == 0 && file )
|
|
|
|
#else
|
|
|
|
while ( (file = readdir(dir)) )
|
|
|
|
#endif // QT_THREAD_SUPPORT && _POSIX_THREAD_SAFE_FUNCTIONS
|
|
|
|
{
|
|
|
|
QString fn = QFile::decodeName(file->d_name);
|
|
|
|
fi.setFile( *this, fn );
|
|
|
|
if ( !qt_matchFilterList(filters, fn) && !(allDirs && fi.isDir()) )
|
|
|
|
continue;
|
|
|
|
if ( (doDirs && fi.isDir()) || (doFiles && fi.isFile()) ||
|
|
|
|
(doSystem && (!fi.isFile() && !fi.isDir())) ) {
|
|
|
|
if ( noSymLinks && fi.isSymLink() )
|
|
|
|
continue;
|
|
|
|
if ( (filterSpec & RWEMask) != 0 )
|
|
|
|
if ( (doReadable && !fi.isReadable()) ||
|
|
|
|
(doWritable && !fi.isWritable()) ||
|
|
|
|
(doExecable && !fi.isExecutable()) )
|
|
|
|
continue;
|
|
|
|
if ( !doHidden && fn[0] == '.' &&
|
|
|
|
fn != QString::fromLatin1(".")
|
|
|
|
&& fn != QString::fromLatin1("..") )
|
|
|
|
continue;
|
|
|
|
fiList->append( new QFileInfo( fi ) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if ( closedir(dir) != 0 ) {
|
|
|
|
#if defined(QT_CHECK_NULL)
|
|
|
|
qWarning( "QDir::readDirEntries: Cannot close the directory: %s",
|
|
|
|
dPath.local8Bit().data() );
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
// Sort...
|
|
|
|
if(fiList->count()) {
|
|
|
|
QDirSortItem* si= new QDirSortItem[fiList->count()];
|
|
|
|
QFileInfo* itm;
|
|
|
|
i=0;
|
|
|
|
for (itm = fiList->first(); itm; itm = fiList->next())
|
|
|
|
si[i++].item = itm;
|
|
|
|
qt_cmp_si_sortSpec = sortSpec;
|
|
|
|
qsort( si, i, sizeof(si[0]), qt_cmp_si );
|
|
|
|
// put them back in the list
|
|
|
|
fiList->setAutoDelete( FALSE );
|
|
|
|
fiList->clear();
|
|
|
|
int j;
|
|
|
|
for ( j=0; j<i; j++ ) {
|
|
|
|
fiList->append( si[j].item );
|
|
|
|
fList->append( si[j].item->fileName() );
|
|
|
|
}
|
|
|
|
delete [] si;
|
|
|
|
fiList->setAutoDelete( TRUE );
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( filterSpec == (FilterSpec)filtS && sortSpec == (SortSpec)sortS &&
|
|
|
|
nameFilter == nameFilt )
|
|
|
|
dirty = FALSE;
|
|
|
|
else
|
|
|
|
dirty = TRUE;
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
const QFileInfoList * QDir::drives()
|
|
|
|
{
|
|
|
|
// at most one instance of QFileInfoList is leaked, and this variable
|
|
|
|
// points to that list
|
|
|
|
static QFileInfoList * knownMemoryLeak = 0;
|
|
|
|
|
|
|
|
if ( !knownMemoryLeak ) {
|
|
|
|
|
|
|
|
#ifdef QT_THREAD_SUPPORT
|
|
|
|
QMutexLocker locker( qt_global_mutexpool ?
|
|
|
|
qt_global_mutexpool->get( &knownMemoryLeak ) : 0 );
|
|
|
|
#endif // QT_THREAD_SUPPORT
|
|
|
|
|
|
|
|
if ( !knownMemoryLeak ) {
|
|
|
|
knownMemoryLeak = new QFileInfoList;
|
|
|
|
// non-win32 versions both use just one root directory
|
|
|
|
knownMemoryLeak->append( new QFileInfo( rootDirPath() ) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return knownMemoryLeak;
|
|
|
|
}
|
|
|
|
#endif //QT_NO_DIR
|