options.h revision 223060
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 * 4. 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: head/bin/sh/options.h 223060 2011-06-13 21:03:27Z jilles $ 34 */ 35 36struct 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 **optnext; /* next parameter to be processed by getopts */ 42 char *optptr; /* used by getopts */ 43}; 44 45 46 47#define eflag optlist[0].val 48#define fflag optlist[1].val 49#define Iflag optlist[2].val 50#define iflag optlist[3].val 51#define mflag optlist[4].val 52#define nflag optlist[5].val 53#define sflag optlist[6].val 54#define xflag optlist[7].val 55#define vflag optlist[8].val 56#define Vflag optlist[9].val 57#define Eflag optlist[10].val 58#define Cflag optlist[11].val 59#define aflag optlist[12].val 60#define bflag optlist[13].val 61#define uflag optlist[14].val 62#define privileged optlist[15].val 63#define Tflag optlist[16].val 64#define Pflag optlist[17].val 65 66#define NOPTS 18 67 68struct optent { 69 const char *name; 70 const char letter; 71 char val; 72}; 73 74#ifdef DEFINE_OPTIONS 75struct 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 { "privileged", 'p', 0 }, 92 { "trapsasync", 'T', 0 }, 93 { "physical", 'P', 0 }, 94}; 95#else 96extern struct optent optlist[NOPTS]; 97#endif 98 99 100extern char *minusc; /* argument to -c option */ 101extern char *arg0; /* $0 */ 102extern struct shparam shellparam; /* $@ */ 103extern char **argptr; /* argument list for builtin commands */ 104extern char *shoptarg; /* set by nextopt */ 105extern char *nextopt_optptr; /* used by nextopt */ 106 107void procargs(int, char **); 108void optschanged(void); 109void setparam(char **); 110void freeparam(struct shparam *); 111int nextopt(const char *); 112void getoptsreset(const char *); 113