82 lines
2.5 KiB
C
82 lines
2.5 KiB
C
/* getopt.h - declarations for getopt. */
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/* Copyright (C) 1989, 1990, 1991, 1992, 1993, 2008,2009 Free Software Foundation, Inc.
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This file is part of GNU Bash, the Bourne Again SHell.
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Bash is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Bash is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Bash. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* XXX THIS HAS BEEN MODIFIED FOR INCORPORATION INTO BASH XXX */
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#ifndef _SH_GETOPT_H
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#define _SH_GETOPT_H 1
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#include "stdc.h"
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/* For communication from `getopt' to the caller.
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When `getopt' finds an option that takes an argument,
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the argument value is returned here.
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Also, when `ordering' is RETURN_IN_ORDER,
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each non-option ARGV-element is returned here. */
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extern char *sh_optarg;
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/* Index in ARGV of the next element to be scanned.
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This is used for communication to and from the caller
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and for communication between successive calls to `getopt'.
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On entry to `getopt', zero means this is the first call; initialize.
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When `getopt' returns EOF, this is the index of the first of the
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non-option elements that the caller should itself scan.
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Otherwise, `sh_optind' communicates from one call to the next
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how much of ARGV has been scanned so far. */
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extern int sh_optind;
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/* Callers store zero here to inhibit the error message `getopt' prints
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for unrecognized options. */
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extern int sh_opterr;
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/* Set to an option character which was unrecognized. */
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extern int sh_optopt;
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/* Set to 1 when an unrecognized option is encountered. */
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extern int sh_badopt;
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extern int sh_getopt __P((int, char *const *, const char *));
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typedef struct sh_getopt_state
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{
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char *gs_optarg;
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int gs_optind;
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int gs_curopt;
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char *gs_nextchar;
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int gs_charindex;
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int gs_flags;
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} sh_getopt_state_t;
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extern void sh_getopt_restore_state __P((char **));
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extern sh_getopt_state_t *sh_getopt_alloc_istate __P((void));
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extern void sh_getopt_dispose_istate __P((sh_getopt_state_t *));
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extern sh_getopt_state_t *sh_getopt_save_istate __P((void));
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extern void sh_getopt_restore_istate __P((sh_getopt_state_t *));
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#endif /* _SH_GETOPT_H */
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