1/* xgetcwd.c -- return current directory with unlimited length
2
3   Copyright (C) 2001, 2003, 2004 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 2, or (at your option)
8   any later version.
9
10   This program is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program; if not, write to the Free Software Foundation,
17   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
18
19/* Written by Jim Meyering.  */
20
21#ifdef HAVE_CONFIG_H
22# include <config.h>
23#endif
24
25#include "xgetcwd.h"
26
27#include <errno.h>
28
29#include "getcwd.h"
30#include "xalloc.h"
31
32/* Return the current directory, newly allocated.
33   Upon an out-of-memory error, call xalloc_die.
34   Upon any other type of error, return NULL.  */
35
36char *
37xgetcwd (void)
38{
39  char *cwd = getcwd (NULL, 0);
40  if (! cwd && errno == ENOMEM)
41    xalloc_die ();
42  return cwd;
43}
44