freebsd-dev/bin/sh/options.h

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/*-
* 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
1999-08-27 23:15:48 +00:00
* $FreeBSD$
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*/
struct shparam {
int nparam; /* # of positional parameters (without $0) */
unsigned char malloc; /* if parameter list dynamically allocated */
unsigned char reset; /* if getopts has been reset */
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char **p; /* parameter list */
char **optnext; /* next parameter to be processed by getopts */
char *optptr; /* used by getopts */
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};
#define eflag optlist[0].val
#define fflag optlist[1].val
#define Iflag optlist[2].val
#define iflag optlist[3].val
#define mflag optlist[4].val
#define nflag optlist[5].val
#define sflag optlist[6].val
#define xflag optlist[7].val
#define vflag optlist[8].val
#define Vflag optlist[9].val
#define Eflag optlist[10].val
#define Cflag optlist[11].val
#define aflag optlist[12].val
#define bflag optlist[13].val
#define uflag optlist[14].val
#define privileged optlist[15].val
#define Tflag optlist[16].val
#define Pflag optlist[17].val
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#define NOPTS 18
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struct optent {
const char *name;
const char letter;
char val;
};
#ifdef DEFINE_OPTIONS
struct optent optlist[NOPTS] = {
{ "errexit", 'e', 0 },
{ "noglob", 'f', 0 },
{ "ignoreeof", 'I', 0 },
{ "interactive",'i', 0 },
{ "monitor", 'm', 0 },
{ "noexec", 'n', 0 },
{ "stdin", 's', 0 },
{ "xtrace", 'x', 0 },
{ "verbose", 'v', 0 },
{ "vi", 'V', 0 },
{ "emacs", 'E', 0 },
{ "noclobber", 'C', 0 },
{ "allexport", 'a', 0 },
{ "notify", 'b', 0 },
{ "nounset", 'u', 0 },
{ "privileged", 'p', 0 },
{ "trapsasync", 'T', 0 },
{ "physical", 'P', 0 },
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};
#else
extern struct optent optlist[NOPTS];
#endif
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 *shoptarg; /* set by nextopt */
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extern char *optptr; /* used by nextopt */
void procargs(int, char **);
void optschanged(void);
void setparam(char **);
void freeparam(struct shparam *);
int shiftcmd(int, char **);
int setcmd(int, char **);
int getoptscmd(int, char **);
int nextopt(char *);
void getoptsreset(const char *);