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3185942a | 1 | /* getopt.h - declarations for getopt. */ |
726f6388 | 2 | |
3185942a | 3 | /* Copyright (C) 1989, 1990, 1991, 1992, 1993, 2008,2009 Free Software Foundation, Inc. |
726f6388 | 4 | |
3185942a JA |
5 | This file is part of GNU Bash, the Bourne Again SHell. |
6 | ||
7 | Bash is free software: you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation, either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | Bash is distributed in the hope that it will be useful, | |
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13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
3185942a JA |
18 | along with Bash. If not, see <http://www.gnu.org/licenses/>. |
19 | */ | |
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20 | |
21 | /* XXX THIS HAS BEEN MODIFIED FOR INCORPORATION INTO BASH XXX */ | |
22 | ||
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23 | #ifndef _SH_GETOPT_H |
24 | #define _SH_GETOPT_H 1 | |
726f6388 | 25 | |
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26 | #include "stdc.h" |
27 | ||
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28 | /* For communication from `getopt' to the caller. |
29 | When `getopt' finds an option that takes an argument, | |
30 | the argument value is returned here. | |
31 | Also, when `ordering' is RETURN_IN_ORDER, | |
32 | each non-option ARGV-element is returned here. */ | |
33 | ||
34 | extern char *sh_optarg; | |
35 | ||
36 | /* Index in ARGV of the next element to be scanned. | |
37 | This is used for communication to and from the caller | |
38 | and for communication between successive calls to `getopt'. | |
39 | ||
40 | On entry to `getopt', zero means this is the first call; initialize. | |
41 | ||
42 | When `getopt' returns EOF, this is the index of the first of the | |
43 | non-option elements that the caller should itself scan. | |
44 | ||
45 | Otherwise, `sh_optind' communicates from one call to the next | |
46 | how much of ARGV has been scanned so far. */ | |
47 | ||
48 | extern int sh_optind; | |
49 | ||
50 | /* Callers store zero here to inhibit the error message `getopt' prints | |
51 | for unrecognized options. */ | |
52 | ||
53 | extern int sh_opterr; | |
54 | ||
55 | /* Set to an option character which was unrecognized. */ | |
56 | ||
57 | extern int sh_optopt; | |
58 | ||
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59 | /* Set to 1 when an unrecognized option is encountered. */ |
60 | extern int sh_badopt; | |
61 | ||
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62 | extern int sh_getopt __P((int, char *const *, const char *)); |
63 | extern void sh_getopt_restore_state __P((char **)); | |
726f6388 | 64 | |
d166f048 | 65 | #endif /* _SH_GETOPT_H */ |