cdesktopenv/cde/programs/dtsearchpath/libCliSrv/DirIterator.C

60 lines
1.8 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: DirIterator.C /main/2 1995/07/17 14:09:48 drk $ */
/*******************************************************************
** (c) Copyright Hewlett-Packard Company, 1990, 1991, 1992, 1993.
** All rights are reserved. Copying or other reproduction of this
** program except for archival purposes is prohibited without prior
** written consent of Hewlett-Packard Company.
********************************************************************
****************************<+>*************************************/
#include "DirIterator.h"
#include <errno.h>
DirectoryIterator::DirectoryIterator
(
const CString & dir
) : state(good_)
{
theDir = opendir(dir.data());
if (theDir == 0)
state = bad_;
}
DirectoryIterator::~DirectoryIterator()
{
closedir(theDir);
}
struct dirent * DirectoryIterator::operator()()
{
struct dirent * direntry = readdir(theDir);
if (direntry == 0)
state = (errno ? bad_ : done_);
return direntry;
}