aboutsummaryrefslogtreecommitdiff
blob: bb4995364373a93aa995fb46e94b82c65f2efe17 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
/*
 * getcwd.c
 *
 * getcwd() wrapper.
 *
 * Copyright 1999-2006 Gentoo Foundation
 *
 *
 *      This program 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 version 2 of the License.
 *
 *      This program 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 this program; if not, write to the Free Software Foundation, Inc.,
 *      675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Partly Copyright (C) 1998-9 Pancrazio `Ezio' de Mauro <p@demauro.net>,
 *  as some of the InstallWatch code was used.
 *
 * $Header$
 */


extern char *WRAPPER_NAME(char *, size_t);
static char * (*WRAPPER_TRUE_NAME) (char *, size_t) = NULL;

char *WRAPPER_NAME(char *buf, size_t size)
{
	char *result = NULL;

	/* Need to disable sandbox, as on non-linux libc's, opendir() is
	 * used by some getcwd() implementations and resolves to the sandbox
	 * opendir() wrapper, causing infinit recursion and finially crashes.
	 */
	sandbox_on = 0;
	check_dlsym(WRAPPER_TRUE_NAME, WRAPPER_SYMNAME,
			    WRAPPER_SYMVER);
	result = WRAPPER_TRUE_NAME(buf, size);
	sandbox_on = 1;

	return result;
}