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options.h

/*    $NetBSD: options.h,v 1.16 2003/01/22 20:36:04 dsl Exp $     */

/*-
 * Copyright (c) 1991, 1993
 *    The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Kenneth Almquist.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    This product includes software developed by the University of
 *    California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *    @(#)options.h     8.2 (Berkeley) 5/4/95
 */

struct shparam {
      int nparam;       /* # of positional parameters (without $0) */
      unsigned char malloc;   /* if parameter list dynamically allocated */
      char **p;         /* parameter list */
      int optind;       /* next parameter to be processed by getopts */
      int optoff;       /* used by getopts */
};



#define eflag optlist[0]
#define fflag optlist[1]
#define Iflag optlist[2]
#define iflag optlist[3]
#define mflag optlist[4]
#define nflag optlist[5]
#define sflag optlist[6]
#define xflag optlist[7]
#define vflag optlist[8]
#define Vflag optlist[9]
#define     Eflag optlist[10]
#define     Cflag optlist[11]
#define     aflag optlist[12]
#define     bflag optlist[13]
#define     uflag optlist[14]
#define     qflag optlist[15]
#define     nolog optlist[16]
#define     debug optlist[17]

#define NOPTS     18

extern const char optletters[NOPTS];
extern char optlist[NOPTS];


extern char *minusc;          /* argument to -c option */
extern char *arg0;            /* $0 */
extern struct shparam shellparam;  /* $@ */
extern char **argptr;         /* argument list for builtin commands */
extern char *optionarg;       /* set by nextopt */
extern char *optptr;          /* used by nextopt */

void procargs(int, char **);
void optschanged(void);
void setparam(char **);
void freeparam(volatile struct shparam *);
int shiftcmd(int, char **);
int setcmd(int, char **);
int getoptscmd(int, char **);
int nextopt(const char *);
void getoptsreset(const char *);

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