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#include <sys/cdefs.h>
19__RCSID("$NetBSD: xgetcwd.c,v 1.2 2016/05/17 14:00:09 christos Exp $");
20
21
22/* Written by Jim Meyering.  */
23
24#ifdef HAVE_CONFIG_H
25# include <config.h>
26#endif
27
28#include "xgetcwd.h"
29
30#include <errno.h>
31
32#include "getcwd.h"
33#include "xalloc.h"
34
35/* Return the current directory, newly allocated.
36   Upon an out-of-memory error, call xalloc_die.
37   Upon any other type of error, return NULL.  */
38
39char *
40xgetcwd (void)
41{
42  char *cwd = getcwd (NULL, 0);
43  if (! cwd && errno == ENOMEM)
44    xalloc_die ();
45  return cwd;
46}
47