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
49
50
51
52
53
|
/* Setting environment variables.
Copyright (C) 2001-2004, 2007 Free Software Foundation, Inc.
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; either version 3 of the License, or
(at your option) any later version.
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, see <http://www.gnu.org/licenses/>. */
#if HAVE_SETENV || HAVE_UNSETENV
/* Get setenv(), unsetenv() declarations. */
# include <stdlib.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if !HAVE_SETENV
/* Set NAME to VALUE in the environment.
If REPLACE is nonzero, overwrite an existing value. */
extern int setenv (const char *name, const char *value, int replace);
#endif
#if HAVE_UNSETENV
# if VOID_UNSETENV
/* On some systems, unsetenv() returns void.
This is the case for FreeBSD 4.8, NetBSD 1.6, OpenBSD 3.4. */
# define unsetenv(name) ((unsetenv)(name), 0)
# endif
#else
/* Remove the variable NAME from the environment. */
extern int unsetenv (const char *name);
#endif
#ifdef __cplusplus
}
#endif
|
