1 /* xgetcwd.c -- return current directory with unlimited length
2
3 Copyright (C) 2001, 2003, 2004, 2006 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 #include <config.h>
22
23 #include "xgetcwd.h"
24
25 #include <errno.h>
26
27 #include "getcwd.h"
28 #include "xalloc.h"
29
30 /* Return the current directory, newly allocated.
31 Upon an out-of-memory error, call xalloc_die.
32 Upon any other type of error, return NULL. */
33
34 char *
xgetcwd(void)35 xgetcwd (void)
36 {
37 char *cwd = getcwd (NULL, 0);
38 if (! cwd && errno == ENOMEM)
39 xalloc_die ();
40 return cwd;
41 }
42