[apple/shell_cmds.git] / sh / options.h

/*-
 * 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.
 * 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
 * $FreeBSD$
 */

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 */
	char **p;		/* parameter list */
	char **optp;		/* parameter list for getopts */
	char **optnext;		/* next parameter to be processed by getopts */
	char *optptr;		/* used by getopts */
};


#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
#define	hflag optlist[18].val

#define NOPTS	19

struct optent {
	const char *name;
	const char letter;
	char val;
};

extern struct optent optlist[NOPTS];
#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 },
	{ "trackall",	'h',	0 },
};
#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 */
extern char *nextopt_optptr;	/* used by nextopt */

void procargs(int, char **);
void optschanged(void);
void setparam(char **);
void freeparam(struct shparam *);
int nextopt(const char *);
void getoptsreset(const char *);
Commit	Line	Data
71aad674 A	1	/*-
	2	* Copyright (c) 1991, 1993
	3	* The Regents of the University of California. All rights reserved.
	4	*
	5	* This code is derived from software contributed to Berkeley by
	6	* Kenneth Almquist.
	7	*
	8	* Redistribution and use in source and binary forms, with or without
	9	* modification, are permitted provided that the following conditions
	10	* are met:
	11	* 1. Redistributions of source code must retain the above copyright
	12	* notice, this list of conditions and the following disclaimer.
	13	* 2. Redistributions in binary form must reproduce the above copyright
	14	* notice, this list of conditions and the following disclaimer in the
	15	* documentation and/or other materials provided with the distribution.
	16	* 4. Neither the name of the University nor the names of its contributors
	17	* may be used to endorse or promote products derived from this software
	18	* without specific prior written permission.
	19	*
	20	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	21	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	22	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	23	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	24	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	25	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	26	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	27	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	28	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	29	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	30	* SUCH DAMAGE.
	31	*
	32	* @(#)options.h 8.2 (Berkeley) 5/4/95
	33	* $FreeBSD$
	34	*/
	35
	36	struct shparam {
	37	int nparam; /* # of positional parameters (without $0) */
	38	unsigned char malloc; /* if parameter list dynamically allocated */
	39	unsigned char reset; /* if getopts has been reset */
	40	char *p; / parameter list */
	41	char *optp; / parameter list for getopts */
	42	char *optnext; / next parameter to be processed by getopts */
	43	char optptr; / used by getopts */
	44	};
	45
	46
	47
	48	#define eflag optlist[0].val
	49	#define fflag optlist[1].val
	50	#define Iflag optlist[2].val
	51	#define iflag optlist[3].val
	52	#define mflag optlist[4].val
	53	#define nflag optlist[5].val
	54	#define sflag optlist[6].val
	55	#define xflag optlist[7].val
	56	#define vflag optlist[8].val
	57	#define Vflag optlist[9].val
	58	#define Eflag optlist[10].val
	59	#define Cflag optlist[11].val
	60	#define aflag optlist[12].val
	61	#define bflag optlist[13].val
	62	#define uflag optlist[14].val
	63	#define privileged optlist[15].val
	64	#define Tflag optlist[16].val
65	#define Pflag optlist[17].val
66	#define hflag optlist[18].val
67
68	#define NOPTS 19
69
70	struct optent {
71	const char *name;
72	const char letter;
73	char val;
74	};
75
76	extern struct optent optlist[NOPTS];
77	#ifdef DEFINE_OPTIONS
78	struct optent optlist[NOPTS] = {
79	{ "errexit", 'e', 0 },
80	{ "noglob", 'f', 0 },
81	{ "ignoreeof", 'I', 0 },
82	{ "interactive",'i', 0 },
83	{ "monitor", 'm', 0 },
84	{ "noexec", 'n', 0 },
85	{ "stdin", 's', 0 },
86	{ "xtrace", 'x', 0 },
87	{ "verbose", 'v', 0 },
88	{ "vi", 'V', 0 },
89	{ "emacs", 'E', 0 },
90	{ "noclobber", 'C', 0 },
91	{ "allexport", 'a', 0 },
92	{ "notify", 'b', 0 },
93	{ "nounset", 'u', 0 },
94	{ "privileged", 'p', 0 },
95	{ "trapsasync", 'T', 0 },
96	{ "physical", 'P', 0 },
97	{ "trackall", 'h', 0 },
98	};
99	#endif
100
101
102	extern char minusc; / argument to -c option */
103	extern char arg0; / $0 */
104	extern struct shparam shellparam; /* $@ */
105	extern char *argptr; / argument list for builtin commands */
106	extern char shoptarg; / set by nextopt */
107	extern char nextopt_optptr; / used by nextopt */
108
109	void procargs(int, char **);
110	void optschanged(void);
111	void setparam(char **);
112	void freeparam(struct shparam *);
113	int nextopt(const char *);
114	void getoptsreset(const char *);