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authordimitri <dimitri@afe2bf4a-e733-0410-8a33-86f594647bc7>2000-10-15 15:32:16 (GMT)
committerdimitri <dimitri@afe2bf4a-e733-0410-8a33-86f594647bc7>2000-10-15 15:32:16 (GMT)
commit868208ab61ca3aa6f506076f60de2745eaa8a6be (patch)
tree7824ba2a5c9f1fe6ddc8633a13cc7d1e7a6c79a3 /qtools/qdir_unix.cpp
parent499475795ed160e3a1e9cb571adc1ad86dc6a8ba (diff)
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+/****************************************************************************
+**
+**
+** Implementation of QDirclass
+**
+** Created : 950628
+**
+** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
+**
+** This file is part of the tools module of the Qt GUI Toolkit.
+**
+** This file may be distributed under the terms of the Q Public License
+** as defined by Trolltech AS of Norway and appearing in the file
+** LICENSE.QPL included in the packaging of this file.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
+** licenses for Unix/X11 or for Qt/Embedded 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
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
+** information about Qt Commercial License Agreements.
+** See http://www.trolltech.com/qpl/ for QPL licensing information.
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#include "qglobal.h"
+
+#include "qdir.h"
+#ifndef QT_NO_DIR
+
+#include "qfileinfo.h"
+#include "qfiledefs_p.h"
+#include "qregexp.h"
+#include "qstringlist.h"
+#include <stdlib.h>
+#include <ctype.h>
+
+extern QStringList qt_makeFilterList( const QString &filter );
+
+extern int qt_cmp_si_sortSpec;
+
+#if defined(Q_C_CALLBACKS)
+extern "C" {
+#endif
+
+extern int qt_cmp_si( const void *, const void * );
+
+#if defined(Q_C_CALLBACKS)
+}
+#endif
+
+
+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;
+
+ char cur[PATH_MAX];
+ char tmp[PATH_MAX];
+ GETCWD( cur, PATH_MAX );
+ if ( CHDIR(QFile::encodeName(dPath)) >= 0 ) {
+ GETCWD( tmp, PATH_MAX );
+ r = QFile::decodeName(tmp);
+ }
+ CHDIR( cur );
+
+ slashify( r );
+ return r;
+}
+
+bool QDir::mkdir( const QString &dirName, bool acceptAbsPath ) const
+{
+ return MKDIR( QFile::encodeName(filePath(dirName,acceptAbsPath)), 0777 )
+ == 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(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;
+
+ STATBUF st;
+ if ( STAT( ".", &st ) == 0 ) {
+ char currentName[PATH_MAX];
+ if ( GETCWD( currentName, PATH_MAX ) != 0 )
+ result = QFile::decodeName(currentName);
+#if defined(DEBUG)
+ if ( result.isNull() )
+ qWarning( "QDir::currentDirPath: getcwd() failed" );
+#endif
+ } else {
+#if defined(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;
+ CHECK_PTR( fList );
+ fiList = new QFileInfoList;
+ CHECK_PTR( fiList );
+ fiList->setAutoDelete( TRUE );
+ } else {
+ fList->clear();
+ fiList->clear();
+ }
+
+ QStringList 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;
+
+#if defined(_OS_OS2EMX_)
+ //QRegExp wc( nameFilter, FALSE, TRUE ); // wild card, case insensitive
+#else
+ //QRegExp wc( nameFilter, TRUE, TRUE ); // wild card, case sensitive
+#endif
+ QFileInfo fi;
+ DIR *dir;
+ dirent *file;
+
+ dir = opendir( QFile::encodeName(dPath) );
+ if ( !dir ) {
+#if defined(CHECK_NULL)
+ qWarning( "QDir::readDirEntries: Cannot read the directory: %s",
+ QFile::encodeName(dPath).data() );
+#endif
+ return FALSE;
+ }
+
+ while ( (file = readdir(dir)) ) {
+ QString fn = QFile::decodeName(file->d_name);
+ fi.setFile( *this, fn );
+ if ( !match( filters, fn ) && !(allDirs && fi.isDir()) )
+ continue;
+ if ( (doDirs && fi.isDir()) || (doFiles && fi.isFile()) ) {
+ 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(CHECK_NULL)
+ qWarning( "QDir::readDirEntries: Cannot close the directory: %s",
+ dPath.local8Bit().data() );
+#endif
+ }
+
+ // Sort...
+ 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 ) {
+ knownMemoryLeak = new QFileInfoList;
+ // non-win32 versions both use just one root directory
+ knownMemoryLeak->append( new QFileInfo( rootDirPath() ) );
+ }
+
+ return knownMemoryLeak;
+}
+#endif //QT_NO_DIR