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 * 3. 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 * $FreeBSD$ 34 */ 35 36 struct 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 72 extern char optval[NOPTS]; 73 extern const char optletter[NSHORTOPTS]; 74 #ifdef DEFINE_OPTIONS 75 char optval[NOPTS]; 76 const char optletter[NSHORTOPTS] = "efIimnsxvVECabupTPh"; 77 static 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 100 101 102 extern char *minusc; /* argument to -c option */ 103 extern char *arg0; /* $0 */ 104 extern struct shparam shellparam; /* $@ */ 105 extern char **argptr; /* argument list for builtin commands */ 106 extern char *shoptarg; /* set by nextopt */ 107 extern char *nextopt_optptr; /* used by nextopt */ 108 109 void procargs(int, char **); 110 void optschanged(void); 111 void freeparam(struct shparam *); 112 int nextopt(const char *); 113 void getoptsreset(const char *); 114