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options.h revision 1.8.6.1
      1  1.8.6.1       rat /*	$NetBSD: options.h,v 1.8.6.1 1997/01/26 04:57:33 rat Exp $	*/
      2      1.7       cgd 
      3      1.1       cgd /*-
      4      1.5       jtc  * Copyright (c) 1991, 1993
      5      1.5       jtc  *	The Regents of the University of California.  All rights reserved.
      6      1.1       cgd  *
      7      1.1       cgd  * This code is derived from software contributed to Berkeley by
      8      1.1       cgd  * Kenneth Almquist.
      9      1.1       cgd  *
     10      1.1       cgd  * Redistribution and use in source and binary forms, with or without
     11      1.1       cgd  * modification, are permitted provided that the following conditions
     12      1.1       cgd  * are met:
     13      1.1       cgd  * 1. Redistributions of source code must retain the above copyright
     14      1.1       cgd  *    notice, this list of conditions and the following disclaimer.
     15      1.1       cgd  * 2. Redistributions in binary form must reproduce the above copyright
     16      1.1       cgd  *    notice, this list of conditions and the following disclaimer in the
     17      1.1       cgd  *    documentation and/or other materials provided with the distribution.
     18      1.1       cgd  * 3. All advertising materials mentioning features or use of this software
     19      1.1       cgd  *    must display the following acknowledgement:
     20      1.1       cgd  *	This product includes software developed by the University of
     21      1.1       cgd  *	California, Berkeley and its contributors.
     22      1.1       cgd  * 4. Neither the name of the University nor the names of its contributors
     23      1.1       cgd  *    may be used to endorse or promote products derived from this software
     24      1.1       cgd  *    without specific prior written permission.
     25      1.1       cgd  *
     26      1.1       cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     27      1.1       cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     28      1.1       cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     29      1.1       cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     30      1.1       cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     31      1.1       cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     32      1.1       cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     33      1.1       cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     34      1.1       cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     35      1.1       cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     36      1.1       cgd  * SUCH DAMAGE.
     37      1.1       cgd  *
     38      1.8  christos  *	@(#)options.h	8.2 (Berkeley) 5/4/95
     39      1.1       cgd  */
     40      1.1       cgd 
     41      1.1       cgd struct shparam {
     42  1.8.6.1       rat 	int nparam;		/* # of positional parameters (without $0) */
     43  1.8.6.1       rat 	unsigned char malloc;	/* if parameter list dynamically allocated */
     44  1.8.6.1       rat 	unsigned char reset;	/* if getopts has been reset */
     45      1.1       cgd 	char **p;		/* parameter list */
     46  1.8.6.1       rat 	char **optnext;		/* next parameter to be processed by getopts */
     47  1.8.6.1       rat 	char *optptr;		/* used by getopts */
     48      1.1       cgd };
     49      1.1       cgd 
     50      1.1       cgd 
     51      1.1       cgd 
     52      1.5       jtc #define eflag optlist[0].val
     53      1.5       jtc #define fflag optlist[1].val
     54      1.5       jtc #define Iflag optlist[2].val
     55      1.5       jtc #define iflag optlist[3].val
     56      1.5       jtc #define mflag optlist[4].val
     57      1.5       jtc #define nflag optlist[5].val
     58      1.5       jtc #define sflag optlist[6].val
     59      1.5       jtc #define xflag optlist[7].val
     60      1.5       jtc #define vflag optlist[8].val
     61      1.5       jtc #define Vflag optlist[9].val
     62      1.5       jtc #define	Eflag optlist[10].val
     63      1.5       jtc #define	Cflag optlist[11].val
     64      1.5       jtc #define	aflag optlist[12].val
     65      1.5       jtc #define	bflag optlist[13].val
     66      1.5       jtc #define	uflag optlist[14].val
     67      1.5       jtc 
     68      1.5       jtc #define NOPTS	15
     69      1.5       jtc 
     70      1.5       jtc struct optent {
     71      1.5       jtc 	const char *name;
     72      1.5       jtc 	const char letter;
     73      1.5       jtc 	char val;
     74      1.5       jtc };
     75      1.1       cgd 
     76      1.1       cgd #ifdef DEFINE_OPTIONS
     77      1.5       jtc struct optent optlist[NOPTS] = {
     78      1.8  christos 	{ "errexit",	'e',	0 },
     79      1.8  christos 	{ "noglob",	'f',	0 },
     80      1.8  christos 	{ "ignoreeof",	'I',	0 },
     81      1.8  christos 	{ "interactive",'i',	0 },
     82      1.8  christos 	{ "monitor",	'm',	0 },
     83      1.8  christos 	{ "noexec",	'n',	0 },
     84      1.8  christos 	{ "stdin",	's',	0 },
     85      1.8  christos 	{ "xtrace",	'x',	0 },
     86      1.8  christos 	{ "verbose",	'v',	0 },
     87      1.8  christos 	{ "vi",		'V',	0 },
     88      1.8  christos 	{ "emacs",	'E',	0 },
     89      1.8  christos 	{ "noclobber",	'C',	0 },
     90      1.8  christos 	{ "allexport",	'a',	0 },
     91      1.8  christos 	{ "notify",	'b',	0 },
     92      1.8  christos 	{ "nounset",	'u',	0 },
     93      1.5       jtc };
     94      1.1       cgd #else
     95      1.5       jtc extern struct optent optlist[NOPTS];
     96      1.1       cgd #endif
     97      1.1       cgd 
     98      1.1       cgd 
     99      1.1       cgd extern char *minusc;		/* argument to -c option */
    100      1.1       cgd extern char *arg0;		/* $0 */
    101      1.1       cgd extern struct shparam shellparam;  /* $@ */
    102      1.1       cgd extern char **argptr;		/* argument list for builtin commands */
    103      1.1       cgd extern char *optarg;		/* set by nextopt */
    104      1.1       cgd extern char *optptr;		/* used by nextopt */
    105      1.1       cgd 
    106  1.8.6.1       rat void procargs __P((int, char **));
    107      1.8  christos void optschanged __P((void));
    108      1.8  christos void setparam __P((char **));
    109  1.8.6.1       rat void freeparam __P((struct shparam *));
    110      1.8  christos int shiftcmd __P((int, char **));
    111      1.8  christos int setcmd __P((int, char **));
    112      1.8  christos int getoptscmd __P((int, char **));
    113      1.8  christos int nextopt __P((char *));
    114  1.8.6.1       rat void getoptsreset __P((const char *));
    115