| 1 | /* $NetBSD: options.h,v 1.13 1999/07/09 03:05:50 christos Exp $ */
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| 2 |
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| 3 | /*-
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| 4 | * Copyright (c) 1991, 1993
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| 5 | * The Regents of the University of California. All rights reserved.
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| 6 | *
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| 7 | * This code is derived from software contributed to Berkeley by
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| 8 | * Kenneth Almquist.
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| 9 | *
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| 10 | * Redistribution and use in source and binary forms, with or without
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| 11 | * modification, are permitted provided that the following conditions
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| 12 | * are met:
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| 13 | * 1. Redistributions of source code must retain the above copyright
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| 14 | * notice, this list of conditions and the following disclaimer.
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| 15 | * 2. Redistributions in binary form must reproduce the above copyright
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| 16 | * notice, this list of conditions and the following disclaimer in the
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| 17 | * documentation and/or other materials provided with the distribution.
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| 18 | * 3. All advertising materials mentioning features or use of this software
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| 19 | * must display the following acknowledgement:
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| 20 | * This product includes software developed by the University of
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| 21 | * California, Berkeley and its contributors.
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| 22 | * 4. Neither the name of the University nor the names of its contributors
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| 23 | * may be used to endorse or promote products derived from this software
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| 24 | * without specific prior written permission.
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| 25 | *
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| 26 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 27 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 28 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 29 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 30 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 31 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 32 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 33 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 34 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 35 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 36 | * SUCH DAMAGE.
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| 37 | *
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| 38 | * @(#)options.h 8.2 (Berkeley) 5/4/95
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| 39 | */
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| 40 |
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| 41 | struct shparam {
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| 42 | int nparam; /* # of positional parameters (without $0) */
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| 43 | unsigned char malloc; /* if parameter list dynamically allocated */
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| 44 | char **p; /* parameter list */
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| 45 | int optind; /* next parameter to be processed by getopts */
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| 46 | int optoff; /* used by getopts */
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| 47 | };
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| 48 |
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| 49 |
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| 50 |
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| 51 | #define eflag optlist[0].val
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| 52 | #define fflag optlist[1].val
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| 53 | #define Iflag optlist[2].val
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| 54 | #define iflag optlist[3].val
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| 55 | #define mflag optlist[4].val
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| 56 | #define nflag optlist[5].val
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| 57 | #define sflag optlist[6].val
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| 58 | #define xflag optlist[7].val
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| 59 | #define vflag optlist[8].val
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| 60 | #define Vflag optlist[9].val
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| 61 | #define Eflag optlist[10].val
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| 62 | #define Cflag optlist[11].val
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| 63 | #define aflag optlist[12].val
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| 64 | #define bflag optlist[13].val
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| 65 | #define uflag optlist[14].val
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| 66 | #define qflag optlist[15].val
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| 67 |
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| 68 | #define NOPTS 16
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| 69 |
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| 70 | struct optent {
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| 71 | const char *name;
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| 72 | const char letter;
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| 73 | char val;
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| 74 | };
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| 75 |
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| 76 | #ifdef DEFINE_OPTIONS
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| 77 | struct optent optlist[NOPTS] = {
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| 78 | { "errexit", 'e', 0 },
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| 79 | { "noglob", 'f', 0 },
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| 80 | { "ignoreeof", 'I', 0 },
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| 81 | { "interactive",'i', 0 },
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| 82 | { "monitor", 'm', 0 },
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| 83 | { "noexec", 'n', 0 },
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| 84 | { "stdin", 's', 0 },
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| 85 | { "xtrace", 'x', 0 },
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| 86 | { "verbose", 'v', 0 },
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| 87 | { "vi", 'V', 0 },
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| 88 | { "emacs", 'E', 0 },
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| 89 | { "noclobber", 'C', 0 },
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| 90 | { "allexport", 'a', 0 },
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| 91 | { "notify", 'b', 0 },
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| 92 | { "nounset", 'u', 0 },
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| 93 | { "quietprofile", 'q', 0 },
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| 94 | };
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| 95 | #else
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| 96 | extern struct optent optlist[NOPTS];
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| 97 | #endif
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| 98 |
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| 99 |
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| 100 | extern char *minusc; /* argument to -c option */
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| 101 | extern char *arg0; /* $0 */
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| 102 | extern struct shparam shellparam; /* $@ */
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| 103 | extern char **argptr; /* argument list for builtin commands */
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| 104 | extern char *optarg; /* set by nextopt */
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| 105 | extern char *optptr; /* used by nextopt */
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| 106 |
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| 107 | void procargs (int, char **);
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| 108 | void optschanged (void);
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| 109 | void setparam (char **);
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| 110 | void freeparam (volatile struct shparam *);
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| 111 | int shiftcmd (int, char **);
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| 112 | int setcmd (int, char **);
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| 113 | int getoptscmd (int, char **);
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| 114 | int nextopt (const char *);
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| 115 | void getoptsreset (const char *);
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