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/*
Copyright (C) 1996-2015 John W. Eaton
This file is part of Octave.
Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING. If not, see
<http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <cerrno>
#include <stdlib.h>
#include <cstring>
#include <list>
#include <string>
#include "sysdir.h"
#include "dir-ops.h"
#include "file-ops.h"
#include "lo-error.h"
#include "lo-sysdep.h"
#include "str-vec.h"
bool
dir_entry::open (const std::string& n)
{
fail = true;
if (! n.empty ())
name = n;
if (! name.empty ())
{
close ();
std::string fullname = file_ops::tilde_expand (name);
dir = static_cast<void *> (gnulib::opendir (fullname.c_str ()));
if (dir)
fail = false;
else
errmsg = gnulib::strerror (errno);
}
else
errmsg = "dir_entry::open: empty file name";
return ! fail;
}
string_vector
dir_entry::read (void)
{
string_vector retval;
if (ok ())
{
std::list<std::string> dirlist;
struct dirent *dir_ent;
while ((dir_ent = gnulib::readdir (static_cast<DIR *> (dir))))
{
if (dir_ent)
dirlist.push_back (dir_ent->d_name);
else
break;
}
retval = string_vector (dirlist);
}
return retval;
}
void
dir_entry::close (void)
{
if (dir)
gnulib::closedir (static_cast<DIR *> (dir));
dir = 0;
}
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