options.h revision 302408 
1/*-
2 * Copyright (c) 1991, 1993
3 *	The Regents of the University of California.  All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Kenneth Almquist.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 *	@(#)options.h	8.2 (Berkeley) 5/4/95
33 * $FreeBSD: stable/11/bin/sh/options.h 294348 2016-01-19 22:41:26Z jilles $
34 */
35
36struct shparam {
37	int nparam;		/* # of positional parameters (without $0) */
38	unsigned char malloc;	/* if parameter list dynamically allocated */
39	unsigned char reset;	/* if getopts has been reset */
40	char **p;		/* parameter list */
41	char **optp;		/* parameter list for getopts */
42	char **optnext;		/* next parameter to be processed by getopts */
43	char *optptr;		/* used by getopts */
44};
45
46
47
48#define eflag optval[0]
49#define fflag optval[1]
50#define Iflag optval[2]
51#define iflag optval[3]
52#define mflag optval[4]
53#define nflag optval[5]
54#define sflag optval[6]
55#define xflag optval[7]
56#define vflag optval[8]
57#define Vflag optval[9]
58#define	Eflag optval[10]
59#define	Cflag optval[11]
60#define	aflag optval[12]
61#define	bflag optval[13]
62#define	uflag optval[14]
63#define	privileged optval[15]
64#define	Tflag optval[16]
65#define	Pflag optval[17]
66#define	hflag optval[18]
67#define	nologflag optval[19]
68
69#define NSHORTOPTS	19
70#define NOPTS		20
71
72extern char optval[NOPTS];
73extern const char optletter[NSHORTOPTS];
74#ifdef DEFINE_OPTIONS
75char optval[NOPTS];
76const char optletter[NSHORTOPTS] = "efIimnsxvVECabupTPh";
77static const unsigned char optname[] =
78	"\007errexit"
79	"\006noglob"
80	"\011ignoreeof"
81	"\013interactive"
82	"\007monitor"
83	"\006noexec"
84	"\005stdin"
85	"\006xtrace"
86	"\007verbose"
87	"\002vi"
88	"\005emacs"
89	"\011noclobber"
90	"\011allexport"
91	"\006notify"
92	"\007nounset"
93	"\012privileged"
94	"\012trapsasync"
95	"\010physical"
96	"\010trackall"
97	"\005nolog"
98;
99#endif
100
101
102extern char *minusc;		/* argument to -c option */
103extern char *arg0;		/* $0 */
104extern struct shparam shellparam;  /* $@ */
105extern char **argptr;		/* argument list for builtin commands */
106extern char *shoptarg;		/* set by nextopt */
107extern char *nextopt_optptr;	/* used by nextopt */
108
109void procargs(int, char **);
110void optschanged(void);
111void freeparam(struct shparam *);
112int nextopt(const char *);
113void getoptsreset(const char *);
114