1/* Get the working directory, compatibly with the GNU C Library.
2
3   Copyright (C) 2004-2005 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 Paul Eggert.  */
20
21/* Include the headers that might declare getcwd so that they will not
22   cause confusion if included after this file.  */
23
24#include <stdlib.h>
25#if HAVE_UNISTD_H
26# include <unistd.h>
27#endif
28
29/* If necessary, systematically rename identifiers so that they do not
30   collide with the system function.  Renaming avoids problems with
31   some compilers and linkers.  */
32
33#ifdef __GETCWD_PREFIX
34# undef getcwd
35# define __GETCWD_CONCAT(x, y) x ## y
36# define __GETCWD_XCONCAT(x, y) __GETCWD_CONCAT (x, y)
37# define __GETCWD_ID(y) __GETCWD_XCONCAT (__GETCWD_PREFIX, y)
38# define getcwd __GETCWD_ID (getcwd)
39/* See the POSIX:2001 specification
40   <http://www.opengroup.org/susv3xsh/getcwd.html>.  */
41char *getcwd (char *, size_t);
42#endif
43