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. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)options.h 8.1 (Berkeley) 5/31/93 37 * $Id$ 38 */ 39 40 struct shparam { 41 int nparam; /* number of positional parameters (without $0) */ 42 char malloc; /* true if parameter list dynamicly allocated */ 43 char **p; /* parameter list */ 44 char **optnext; /* next parameter to be processed by getopts */ 45 char *optptr; /* used by getopts */ 46 }; 47 48 49 50 #define eflag optlist[0].val 51 #define fflag optlist[1].val 52 #define Iflag optlist[2].val 53 #define iflag optlist[3].val 54 #define mflag optlist[4].val 55 #define nflag optlist[5].val 56 #define sflag optlist[6].val 57 #define xflag optlist[7].val 58 #define vflag optlist[8].val 59 #define Vflag optlist[9].val 60 #define Eflag optlist[10].val 61 #define Cflag optlist[11].val 62 #define aflag optlist[12].val 63 #define bflag optlist[13].val 64 #define uflag optlist[14].val 65 66 #define NOPTS 15 67 68 struct optent { 69 const char *name; 70 const char letter; 71 char val; 72 }; 73 74 #ifdef DEFINE_OPTIONS 75 struct optent optlist[NOPTS] = { 76 "errexit", 'e', 0, 77 "noglob", 'f', 0, 78 "ignoreeof", 'I', 0, 79 "interactive", 'i', 0, 80 "monitor", 'm', 0, 81 "noexec", 'n', 0, 82 "stdin", 's', 0, 83 "xtrace", 'x', 0, 84 "verbose", 'v', 0, 85 "vi", 'V', 0, 86 "emacs", 'E', 0, 87 "noclobber", 'C', 0, 88 "allexport", 'a', 0, 89 "notify", 'b', 0, 90 "nounset", 'u', 0, 91 }; 92 #else 93 extern struct optent optlist[NOPTS]; 94 #endif 95 96 97 extern char *minusc; /* argument to -c option */ 98 extern char *arg0; /* $0 */ 99 extern struct shparam shellparam; /* $@ */ 100 extern char **argptr; /* argument list for builtin commands */ 101 extern char *optarg; /* set by nextopt */ 102 extern char *optptr; /* used by nextopt */ 103 104 105 #ifdef __STDC__ 106 void procargs(int, char **); 107 void setparam(char **); 108 void freeparam(struct shparam *); 109 int nextopt(char *); 110 #else 111 void procargs(); 112 void setparam(); 113 void freeparam(); 114 int nextopt(); 115 #endif 116