mirror of
git://git.gnupg.org/gnupg.git
synced 2024-12-22 10:19:57 +01:00
55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
|
/* Setting environment variables.
|
||
|
|
Copyright (C) 2001-2004 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 2, 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, write to the Free Software Foundation,
|
||
|
|
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
|
||
|
|
|
||
|
|
#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
|