1/*-
2 * Copyright (c) 1991, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 * Copyright (c) 1997-2005
5 *	Herbert Xu <herbert@gondor.apana.org.au>.  All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Kenneth Almquist.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 *	@(#)options.h	8.2 (Berkeley) 5/4/95
35 */
36
37struct shparam {
38	int nparam;		/* # of positional parameters (without $0) */
39	unsigned char malloc;	/* if parameter list dynamically allocated */
40	char **p;		/* parameter list */
41	int optind;		/* next parameter to be processed by getopts */
42	int optoff;		/* used by getopts */
43};
44
45
46
47#define eflag optlist[0]
48#define fflag optlist[1]
49#define Iflag optlist[2]
50#define iflag optlist[3]
51#define mflag optlist[4]
52#define nflag optlist[5]
53#define sflag optlist[6]
54#define xflag optlist[7]
55#define vflag optlist[8]
56#define Vflag optlist[9]
57#define	Eflag optlist[10]
58#define	Cflag optlist[11]
59#define	aflag optlist[12]
60#define	bflag optlist[13]
61#define	uflag optlist[14]
62#define	nolog optlist[15]
63#define	debug optlist[16]
64
65#define NOPTS	17
66
67extern const char optletters[NOPTS];
68extern char optlist[NOPTS];
69
70
71extern char *minusc;		/* argument to -c option */
72extern char *orig_arg0;		/* argv[0] at startup */
73extern char *arg0;		/* $0 */
74extern struct shparam shellparam;  /* $@ */
75extern char **argptr;		/* argument list for builtin commands */
76extern char *optionarg;		/* set by nextopt */
77extern char *optptr;		/* used by nextopt */
78
79int procargs(int, char **, int);
80void optschanged(void);
81void setparam(char **);
82void freeparam(volatile struct shparam *);
83int shiftcmd(int, char **);
84int setcmd(int, char **);
85int getoptscmd(int, char **);
86int nextopt(const char *);
87void getoptsreset(const char *);
88