| /* Header for environment manipulation library. |
| Copyright 1989, 1992, 2000, 2005 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 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, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #if !defined (ENVIRON_H) |
| #define ENVIRON_H 1 |
| |
| /* We manipulate environments represented as these structures. */ |
| |
| struct gdb_environ |
| { |
| /* Number of usable slots allocated in VECTOR. |
| VECTOR always has one slot not counted here, |
| to hold the terminating zero. */ |
| int allocated; |
| /* A vector of slots, ALLOCATED + 1 of them. |
| The first few slots contain strings "VAR=VALUE" |
| and the next one contains zero. |
| Then come some unused slots. */ |
| char **vector; |
| }; |
| |
| extern struct gdb_environ *make_environ (void); |
| |
| extern void free_environ (struct gdb_environ *); |
| |
| extern void init_environ (struct gdb_environ *); |
| |
| extern char *get_in_environ (const struct gdb_environ *, const char *); |
| |
| extern void set_in_environ (struct gdb_environ *, const char *, const char *); |
| |
| extern void unset_in_environ (struct gdb_environ *, char *); |
| |
| extern char **environ_vector (struct gdb_environ *); |
| |
| #endif /* defined (ENVIRON_H) */ |