options.h revision 1.11
1/* $NetBSD: options.h,v 1.11 1996/11/06 01:17:12 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 41struct shparam { 42 int nparam; /* # of positional parameters (without $0) */ 43 unsigned char malloc; /* if parameter list dynamically allocated */ 44 unsigned char reset; /* if getopts has been reset */ 45 char **p; /* parameter list */ 46 char **optnext; /* next parameter to be processed by getopts */ 47 char *optptr; /* used by getopts */ 48}; 49 50 51 52#define eflag optlist[0].val 53#define fflag optlist[1].val 54#define Iflag optlist[2].val 55#define iflag optlist[3].val 56#define mflag optlist[4].val 57#define nflag optlist[5].val 58#define sflag optlist[6].val 59#define xflag optlist[7].val 60#define vflag optlist[8].val 61#define Vflag optlist[9].val 62#define Eflag optlist[10].val 63#define Cflag optlist[11].val 64#define aflag optlist[12].val 65#define bflag optlist[13].val 66#define uflag optlist[14].val 67 68#define NOPTS 15 69 70struct optent { 71 const char *name; 72 const char letter; 73 char val; 74}; 75 76#ifdef DEFINE_OPTIONS 77struct optent optlist[NOPTS] = { 78 { "errexit", 'e', 0 }, 79 { "noglob", 'f', 0 }, 80 { "ignoreeof", 'I', 0 }, 81 { "interactive",'i', 0 }, 82 { "monitor", 'm', 0 }, 83 { "noexec", 'n', 0 }, 84 { "stdin", 's', 0 }, 85 { "xtrace", 'x', 0 }, 86 { "verbose", 'v', 0 }, 87 { "vi", 'V', 0 }, 88 { "emacs", 'E', 0 }, 89 { "noclobber", 'C', 0 }, 90 { "allexport", 'a', 0 }, 91 { "notify", 'b', 0 }, 92 { "nounset", 'u', 0 }, 93}; 94#else 95extern struct optent optlist[NOPTS]; 96#endif 97 98 99extern char *minusc; /* argument to -c option */ 100extern char *arg0; /* $0 */ 101extern struct shparam shellparam; /* $@ */ 102extern char **argptr; /* argument list for builtin commands */ 103extern char *optarg; /* set by nextopt */ 104extern char *optptr; /* used by nextopt */ 105 106void procargs __P((int, char **)); 107void optschanged __P((void)); 108void setparam __P((char **)); 109void freeparam __P((struct shparam *)); 110int shiftcmd __P((int, char **)); 111int setcmd __P((int, char **)); 112int getoptscmd __P((int, char **)); 113int nextopt __P((char *)); 114void getoptsreset __P((const char *)); 115