1/*********************************************************************** 2* * 3* This software is part of the ast package * 4* Copyright (c) 1982-2011 AT&T Intellectual Property * 5* and is licensed under the * 6* Eclipse Public License, Version 1.0 * 7* by AT&T Intellectual Property * 8* * 9* A copy of the License is available at * 10* http://www.eclipse.org/org/documents/epl-v10.html * 11* (with md5 checksum b35adb5213ca9657e911e9befb180842) * 12* * 13* Information and Software Systems Research * 14* AT&T Research * 15* Florham Park NJ * 16* * 17* David Korn <dgk@research.att.com> * 18* * 19***********************************************************************/ 20#pragma prototyped 21#ifndef _ENV_H 22#define _ENV_H 1 23 24#ifdef _BLD_env 25# ifdef __EXPORT__ 26# define export __EXPORT__ 27# endif 28#else 29 typedef void *Env_t; 30#endif 31 32/* for use with env_open */ 33#define ENV_STABLE (-1) 34 35/* for third agument to env_add */ 36#define ENV_MALLOCED 1 37#define ENV_STRDUP 2 38 39extern void env_close(Env_t*); 40extern int env_add(Env_t*, const char*, int); 41extern int env_delete(Env_t*, const char*); 42extern char **env_get(Env_t*); 43extern Env_t *env_open(char**,int); 44extern Env_t *env_scope(Env_t*,int); 45 46#undef extern 47 48#endif 49 50 51