xref: /titanic_51/usr/src/lib/libshell/common/include/env.h (revision 3e14f97f673e8a630f076077de35afdd43dc1587)
1da2e3ebdSchin /***********************************************************************
2da2e3ebdSchin *                                                                      *
3da2e3ebdSchin *               This software is part of the ast package               *
4*3e14f97fSRoger A. Faulkner *          Copyright (c) 1982-2010 AT&T Intellectual Property          *
5da2e3ebdSchin *                      and is licensed under the                       *
6da2e3ebdSchin *                  Common Public License, Version 1.0                  *
77c2fbfb3SApril Chin *                    by AT&T Intellectual Property                     *
8da2e3ebdSchin *                                                                      *
9da2e3ebdSchin *                A copy of the License is available at                 *
10da2e3ebdSchin *            http://www.opensource.org/licenses/cpl1.0.txt             *
11da2e3ebdSchin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12da2e3ebdSchin *                                                                      *
13da2e3ebdSchin *              Information and Software Systems Research               *
14da2e3ebdSchin *                            AT&T Research                             *
15da2e3ebdSchin *                           Florham Park NJ                            *
16da2e3ebdSchin *                                                                      *
17da2e3ebdSchin *                  David Korn <dgk@research.att.com>                   *
18da2e3ebdSchin *                                                                      *
19da2e3ebdSchin ***********************************************************************/
20da2e3ebdSchin #pragma prototyped
21da2e3ebdSchin #ifndef  _ENV_H
22da2e3ebdSchin #define	_ENV_H	1
23da2e3ebdSchin 
24da2e3ebdSchin #ifdef _BLD_env
25da2e3ebdSchin #    ifdef __EXPORT__
26da2e3ebdSchin #	define export	__EXPORT__
27da2e3ebdSchin #    endif
28da2e3ebdSchin #else
29da2e3ebdSchin      typedef void *Env_t;
30da2e3ebdSchin #endif
31da2e3ebdSchin 
32da2e3ebdSchin /* for use with env_open */
33da2e3ebdSchin #define ENV_STABLE	(-1)
34da2e3ebdSchin 
35da2e3ebdSchin /* for third agument to env_add */
36da2e3ebdSchin #define ENV_MALLOCED	1
37da2e3ebdSchin #define ENV_STRDUP	2
38da2e3ebdSchin 
39da2e3ebdSchin extern void	env_close(Env_t*);
40da2e3ebdSchin extern int	env_add(Env_t*, const char*, int);
41da2e3ebdSchin extern int	env_delete(Env_t*, const char*);
42da2e3ebdSchin extern char	**env_get(Env_t*);
43da2e3ebdSchin extern Env_t	*env_open(char**,int);
44da2e3ebdSchin extern Env_t	*env_scope(Env_t*,int);
45da2e3ebdSchin 
46da2e3ebdSchin #undef extern
47da2e3ebdSchin 
48da2e3ebdSchin #endif
49da2e3ebdSchin 
50da2e3ebdSchin 
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