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 * @(#)options.h 8.2 (Berkeley) 5/4/95 35 */ 36 37 struct shparam { 38 int nparam; /* # of positional parameters (without $0) */ 39 unsigned char malloc; /* if parameter list dynamically allocated */ 40 unsigned char reset; /* if getopts has been reset */ 41 char **p; /* parameter list */ 42 char **optp; /* parameter list for getopts */ 43 char **optnext; /* next parameter to be processed by getopts */ 44 char *optptr; /* used by getopts */ 45 }; 46 47 48 49 #define eflag optval[0] 50 #define fflag optval[1] 51 #define Iflag optval[2] 52 #define iflag optval[3] 53 #define mflag optval[4] 54 #define nflag optval[5] 55 #define sflag optval[6] 56 #define xflag optval[7] 57 #define vflag optval[8] 58 #define Vflag optval[9] 59 #define Eflag optval[10] 60 #define Cflag optval[11] 61 #define aflag optval[12] 62 #define bflag optval[13] 63 #define uflag optval[14] 64 #define privileged optval[15] 65 #define Tflag optval[16] 66 #define Pflag optval[17] 67 #define hflag optval[18] 68 #define nologflag optval[19] 69 #define pipefailflag optval[20] 70 71 #define NSHORTOPTS 19 72 #define NOPTS 21 73 74 extern char optval[NOPTS]; 75 extern const char optletter[NSHORTOPTS]; 76 #ifdef DEFINE_OPTIONS 77 char optval[NOPTS]; 78 const char optletter[NSHORTOPTS] = "efIimnsxvVECabupTPh"; 79 static const unsigned char optname[] = 80 "\007errexit" 81 "\006noglob" 82 "\011ignoreeof" 83 "\013interactive" 84 "\007monitor" 85 "\006noexec" 86 "\005stdin" 87 "\006xtrace" 88 "\007verbose" 89 "\002vi" 90 "\005emacs" 91 "\011noclobber" 92 "\011allexport" 93 "\006notify" 94 "\007nounset" 95 "\012privileged" 96 "\012trapsasync" 97 "\010physical" 98 "\010trackall" 99 "\005nolog" 100 "\010pipefail" 101 ; 102 #endif 103 104 105 extern char *minusc; /* argument to -c option */ 106 extern char *arg0; /* $0 */ 107 extern struct shparam shellparam; /* $@ */ 108 extern char **argptr; /* argument list for builtin commands */ 109 extern char *shoptarg; /* set by nextopt */ 110 extern char *nextopt_optptr; /* used by nextopt */ 111 112 int procargs(int, char **); 113 void optschanged(void); 114 void freeparam(struct shparam *); 115 int nextopt(const char *); 116 void getoptsreset(const char *); 117