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Imported from ../bash-2.0.tar.gz.
[thirdparty/bash.git] / flags.h
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1/* flags.h -- a list of all the flags that the shell knows about. You add
2 a flag to this program by adding the name here, and in flags.c. */
3
4/* Copyright (C) 1993 Free Software Foundation, Inc.
5
6 This file is part of GNU Bash, the Bourne Again SHell.
7
8 Bash is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 2, or (at your option) any later
11 version.
12
13 Bash is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 for more details.
17
18 You should have received a copy of the GNU General Public License along
19 with Bash; see the file COPYING. If not, write to the Free Software
20 Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
21
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22#if !defined (_FLAGS_H_)
23#define _FLAGS_H_
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24
25#include "stdc.h"
26
27/* Welcome to the world of Un*x, where everything is slightly backwards. */
28#define FLAG_ON '-'
29#define FLAG_OFF '+'
30
31#define FLAG_ERROR -1
32#define FLAG_UNKNOWN (int *)0
33
34/* The thing that we build the array of flags out of. */
35struct flags_alist {
36 char name;
37 int *value;
38};
39
40extern struct flags_alist shell_flags[];
41
42extern int
43 mark_modified_vars, exit_immediately_on_error, disallow_filename_globbing,
ccc6cda3 44 place_keywords_in_env, read_but_dont_execute,
726f6388 45 just_one_command, unbound_vars_is_error, echo_input_at_read,
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46 echo_command_at_execute, no_invisible_vars, noclobber,
47 hashing_enabled, forced_interactive, privileged_mode,
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48 asynchronous_notification, interactive_comments, no_symbolic_links;
49
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50#if 0
51extern int lexical_scoping;
52#endif
53
54#if defined (BRACE_EXPANSION)
55extern int brace_expansion;
56#endif
57
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58#if defined (BANG_HISTORY)
59extern int history_expansion;
60#endif /* BANG_HISTORY */
61
62#if defined (RESTRICTED_SHELL)
63extern int restricted;
64#endif /* RESTRICTED_SHELL */
65
66extern int *find_flag __P((int));
67extern int change_flag __P((int, int));
68extern char *which_set_flags __P((void));
69
70/* A macro for efficiency. */
71#define change_flag_char(flag, on_or_off) change_flag (flag, on_or_off)
72
ccc6cda3 73#endif /* _FLAGS_H_ */