1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1991, 1993
5 * The Regents of the University of California. 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
35struct shparam {
36 int nparam; /* # of positional parameters (without $0) */
37 unsigned char malloc; /* if parameter list dynamically allocated */
38 unsigned char reset; /* if getopts has been reset */
39 char **p; /* parameter list */
40 char **optp; /* parameter list for getopts */
41 char **optnext; /* next parameter to be processed by getopts */
42 char *optptr; /* used by getopts */
43};
44
45
46
47#define eflag optval[0]
48#define fflag optval[1]
49#define Iflag optval[2]
50#define iflag optval[3]
51#define mflag optval[4]
52#define nflag optval[5]
53#define sflag optval[6]
54#define xflag optval[7]
55#define vflag optval[8]
56#define Vflag optval[9]
57#define Eflag optval[10]
58#define Cflag optval[11]
59#define aflag optval[12]
60#define bflag optval[13]
61#define uflag optval[14]
62#define privileged optval[15]
63#define Tflag optval[16]
64#define Pflag optval[17]
65#define hflag optval[18]
66#define nologflag optval[19]
67#define pipefailflag optval[20]
68#define verifyflag optval[21]
69
70#define NSHORTOPTS 19
71#define NOPTS 22
72
73extern char optval[NOPTS];
74extern const char optletter[NSHORTOPTS];
75#ifdef DEFINE_OPTIONS
76char optval[NOPTS];
77const char optletter[NSHORTOPTS] __nonstring = "efIimnsxvVECabupTPh";
78static const unsigned char optname[] =
79 "\007errexit"
80 "\006noglob"
81 "\011ignoreeof"
82 "\013interactive"
83 "\007monitor"
84 "\006noexec"
85 "\005stdin"
86 "\006xtrace"
87 "\007verbose"
88 "\002vi"
89 "\005emacs"
90 "\011noclobber"
91 "\011allexport"
92 "\006notify"
93 "\007nounset"
94 "\012privileged"
95 "\012trapsasync"
96 "\010physical"
97 "\010trackall"
98 "\005nolog"
99 "\010pipefail"
100 "\006verify"
101;
102#endif
103
104
105extern char *minusc; /* argument to -c option */
106extern char *arg0; /* $0 */
107extern struct shparam shellparam; /* $@ */
108extern char **argptr; /* argument list for builtin commands */
109extern char *shoptarg; /* set by nextopt */
110extern char *nextopt_optptr; /* used by nextopt */
111
112int procargs(int, char **);
113void optschanged(void);
114void freeparam(struct shparam *);
115int nextopt(const char *);
116void getoptsreset(const char *);
