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] = "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 112void procargs(int, char **); 113void optschanged(void); 114void freeparam(struct shparam *); 115int nextopt(const char *); 116void getoptsreset(const char *); 117