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OS/2 Shareware BBS: 10 Tools
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octa21fs.zip
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octave
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octave-2.1.23
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liboctave
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lo-sysdep.cc
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2000-01-15
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/*
Copyright (C) 1996, 1997 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 2, 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, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
The function gethostname was adapted from a similar function from GNU
Bash, the Bourne Again SHell, copyright (C) 1987, 1989, 1991 Free
Software Foundation, Inc.
*/
/* Modified by Klaus Gebhardt, 1999 */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string>
#include <iostream.h>
#ifdef HAVE_UNISTD_H
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <unistd.h>
#endif
#ifdef __EMX__
#include <stdlib.h>
#endif
#if ! defined (HAVE_GETHOSTNAME) && defined (HAVE_SYS_UTSNAME_H)
#include <sys/utsname.h>
#endif
#include "lo-utils.h"
#include "lo-error.h"
#include "pathlen.h"
string
octave_getcwd (void)
{
string retval;
char buf[MAXPATHLEN];
char *tmp = 0;
#if defined (__EMX__)
tmp = _getcwd2 (buf, MAXPATHLEN);
#elif defined (HAVE_GETCWD)
tmp = getcwd (buf, MAXPATHLEN);
#elif defined (HAVE_GETWD)
tmp = getwd (buf);
#endif
if (tmp)
retval = tmp;
else
(*current_liboctave_error_handler) ("unable to find current directory");
return retval;
}
bool
octave_chdir (const string& path)
{
#if defined (__EMX__)
int retval = -1;
char *tmp_path = strsave (path.c_str ());
if (path.length () == 2 && path[1] == ':')
{
char *upper_case_dir_name = strupr (tmp_path);
_chdrive (upper_case_dir_name[0]);
if (_getdrive () == upper_case_dir_name[0])
retval = _chdir2 ("/");
}
else
retval = _chdir2 (tmp_path);
delete [] tmp_path;
return retval;
#else
return chdir (path.c_str ());
#endif
}
#if ! defined (HAVE_GETHOSTNAME) && defined (HAVE_SYS_UTSNAME_H)
int
gethostname (char *name, int namelen)
{
int i;
struct utsname ut;
--namelen;
uname (&ut);
i = strlen (ut.nodename) + 1;
strncpy (name, ut.nodename, i < namelen ? i : namelen);
name[namelen] = '\0';
return 0;
}
#endif
/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/