1 /* $NetBSD: options.h,v 1.8 1995/05/11 21:29:48 christos Exp $ */ 2 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. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)options.h 8.2 (Berkeley) 5/4/95 39 */ 40 41 struct shparam { 42 int nparam; /* number of positional parameters (without $0) */ 43 char malloc; /* true if parameter list dynamicly allocated */ 44 char **p; /* parameter list */ 45 char **optnext; /* next parameter to be processed by getopts */ 46 char *optptr; /* used by getopts */ 47 }; 48 49 50 51 #define eflag optlist[0].val 52 #define fflag optlist[1].val 53 #define Iflag optlist[2].val 54 #define iflag optlist[3].val 55 #define mflag optlist[4].val 56 #define nflag optlist[5].val 57 #define sflag optlist[6].val 58 #define xflag optlist[7].val 59 #define vflag optlist[8].val 60 #define Vflag optlist[9].val 61 #define Eflag optlist[10].val 62 #define Cflag optlist[11].val 63 #define aflag optlist[12].val 64 #define bflag optlist[13].val 65 #define uflag optlist[14].val 66 67 #define NOPTS 15 68 69 struct optent { 70 const char *name; 71 const char letter; 72 char val; 73 }; 74 75 #ifdef DEFINE_OPTIONS 76 struct optent optlist[NOPTS] = { 77 { "errexit", 'e', 0 }, 78 { "noglob", 'f', 0 }, 79 { "ignoreeof", 'I', 0 }, 80 { "interactive",'i', 0 }, 81 { "monitor", 'm', 0 }, 82 { "noexec", 'n', 0 }, 83 { "stdin", 's', 0 }, 84 { "xtrace", 'x', 0 }, 85 { "verbose", 'v', 0 }, 86 { "vi", 'V', 0 }, 87 { "emacs", 'E', 0 }, 88 { "noclobber", 'C', 0 }, 89 { "allexport", 'a', 0 }, 90 { "notify", 'b', 0 }, 91 { "nounset", 'u', 0 }, 92 }; 93 #else 94 extern struct optent optlist[NOPTS]; 95 #endif 96 97 98 extern char *minusc; /* argument to -c option */ 99 extern char *arg0; /* $0 */ 100 extern struct shparam shellparam; /* $@ */ 101 extern char **argptr; /* argument list for builtin commands */ 102 extern char *optarg; /* set by nextopt */ 103 extern char *optptr; /* used by nextopt */ 104 105 void procargs __P((int, char **)); 106 void optschanged __P((void)); 107 void setparam __P((char **)); 108 void freeparam __P((struct shparam *)); 109 int shiftcmd __P((int, char **)); 110 int setcmd __P((int, char **)); 111 int getoptscmd __P((int, char **)); 112 int nextopt __P((char *)); 113