| 1 | /*-
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| 2 | * Copyright (c) 1991 The Regents of the University of California.
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * This code is derived from software contributed to Berkeley by
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| 6 | * Kenneth Almquist.
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| 7 | *
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| 8 | * Redistribution and use in source and binary forms, with or without
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| 9 | * modification, are permitted provided that the following conditions
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| 10 | * are met:
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| 11 | * 1. Redistributions of source code must retain the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer.
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| 13 | * 2. Redistributions in binary form must reproduce the above copyright
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| 14 | * notice, this list of conditions and the following disclaimer in the
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| 15 | * documentation and/or other materials provided with the distribution.
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| 16 | * 3. All advertising materials mentioning features or use of this software
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| 17 | * must display the following acknowledgement:
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| 18 | * This product includes software developed by the University of
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| 19 | * California, Berkeley and its contributors.
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| 20 | * 4. Neither the name of the University nor the names of its contributors
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| 21 | * may be used to endorse or promote products derived from this software
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| 22 | * without specific prior written permission.
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| 23 | *
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| 24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 34 | * SUCH DAMAGE.
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| 35 | *
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| 36 | * @(#)options.h 5.1 (Berkeley) 3/7/91
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| 37 | */
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| 38 |
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| 39 | struct shparam {
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| 40 | int nparam; /* number of positional parameters (without $0) */
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| 41 | char malloc; /* true if parameter list dynamicly allocated */
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| 42 | char **p; /* parameter list */
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| 43 | char **optnext; /* next parameter to be processed by getopts */
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| 44 | char *optptr; /* used by getopts */
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| 45 | };
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| 46 |
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| 47 |
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| 48 |
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| 49 | #define eflag optval[0]
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| 50 | #define fflag optval[1]
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| 51 | #define Iflag optval[2]
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| 52 | #define iflag optval[3]
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| 53 | #define jflag optval[4]
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| 54 | #define nflag optval[5]
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| 55 | #define sflag optval[6]
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| 56 | #define xflag optval[7]
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| 57 | #define zflag optval[8]
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| 58 | #define vflag optval[9]
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| 59 |
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| 60 | #define NOPTS 10
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| 61 |
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| 62 | #ifdef DEFINE_OPTIONS
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| 63 | const char optchar[NOPTS+1] = "efIijnsxzv"; /* shell flags */
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| 64 | char optval[NOPTS+1]; /* values of option flags */
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| 65 | #else
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| 66 | extern const char optchar[NOPTS+1];
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| 67 | extern char optval[NOPTS+1];
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| 68 | #endif
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| 69 |
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| 70 |
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| 71 | extern char *minusc; /* argument to -c option */
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| 72 | extern char *arg0; /* $0 */
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| 73 | extern struct shparam shellparam; /* $@ */
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| 74 | extern char **argptr; /* argument list for builtin commands */
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| 75 | extern char *optarg; /* set by nextopt */
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| 76 | extern char *optptr; /* used by nextopt */
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| 77 | extern int editable; /* isatty(0) && isatty(1) */
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| 78 |
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| 79 |
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| 80 | #ifdef __STDC__
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| 81 | void procargs(int, char **);
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| 82 | void setparam(char **);
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| 83 | void freeparam(struct shparam *);
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| 84 | int nextopt(char *);
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| 85 | #else
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| 86 | void procargs();
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| 87 | void setparam();
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| 88 | void freeparam();
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| 89 | int nextopt();
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| 90 | #endif
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