xref: /illumos-gate/usr/src/cmd/logadm/opts.c (revision 7c478bd95313f5f23a4c958a745db2134aa0324)
1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate  * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate  *
4*7c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate  * with the License.
8*7c478bd9Sstevel@tonic-gate  *
9*7c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate  * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate  *
14*7c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate  *
20*7c478bd9Sstevel@tonic-gate  * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate  */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate  * Copyright (c) 2001 by Sun Microsystems, Inc.
24*7c478bd9Sstevel@tonic-gate  * All rights reserved.
25*7c478bd9Sstevel@tonic-gate  *
26*7c478bd9Sstevel@tonic-gate  * logadm/opts.c -- options handling routines
27*7c478bd9Sstevel@tonic-gate  */
28*7c478bd9Sstevel@tonic-gate 
29*7c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
30*7c478bd9Sstevel@tonic-gate 
31*7c478bd9Sstevel@tonic-gate #include <stdio.h>
32*7c478bd9Sstevel@tonic-gate #include <libintl.h>
33*7c478bd9Sstevel@tonic-gate #include <stdlib.h>
34*7c478bd9Sstevel@tonic-gate #include <ctype.h>
35*7c478bd9Sstevel@tonic-gate #include <strings.h>
36*7c478bd9Sstevel@tonic-gate #include <time.h>
37*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
38*7c478bd9Sstevel@tonic-gate #include <sys/stat.h>
39*7c478bd9Sstevel@tonic-gate #include <errno.h>
40*7c478bd9Sstevel@tonic-gate #include "err.h"
41*7c478bd9Sstevel@tonic-gate #include "lut.h"
42*7c478bd9Sstevel@tonic-gate #include "fn.h"
43*7c478bd9Sstevel@tonic-gate #include "opts.h"
44*7c478bd9Sstevel@tonic-gate 
45*7c478bd9Sstevel@tonic-gate /* forward declarations for private functions */
46*7c478bd9Sstevel@tonic-gate static struct optinfo *opt_info(int c);
47*7c478bd9Sstevel@tonic-gate static void opts_setcmdarg(struct opts *opts, const char *cmdarg);
48*7c478bd9Sstevel@tonic-gate 
49*7c478bd9Sstevel@tonic-gate /* info created by opts_parse(), private to this module */
50*7c478bd9Sstevel@tonic-gate struct opts {
51*7c478bd9Sstevel@tonic-gate 	struct lut *op_raw;		/* the raw text for the options */
52*7c478bd9Sstevel@tonic-gate 	struct lut *op_ints;		/* the int values for the options */
53*7c478bd9Sstevel@tonic-gate 	struct fn_list *op_cmdargs;	/* the op_cmdargs */
54*7c478bd9Sstevel@tonic-gate };
55*7c478bd9Sstevel@tonic-gate 
56*7c478bd9Sstevel@tonic-gate static struct lut *Info;		/* table driving parsing */
57*7c478bd9Sstevel@tonic-gate 
58*7c478bd9Sstevel@tonic-gate /*
59*7c478bd9Sstevel@tonic-gate  * opts_init -- set current options parsing table
60*7c478bd9Sstevel@tonic-gate  */
61*7c478bd9Sstevel@tonic-gate void
62*7c478bd9Sstevel@tonic-gate opts_init(struct optinfo *table, int numentries)
63*7c478bd9Sstevel@tonic-gate {
64*7c478bd9Sstevel@tonic-gate 	while (numentries-- > 0) {
65*7c478bd9Sstevel@tonic-gate 		Info = lut_add(Info, table->oi_o, table);
66*7c478bd9Sstevel@tonic-gate 		table++;
67*7c478bd9Sstevel@tonic-gate 	}
68*7c478bd9Sstevel@tonic-gate }
69*7c478bd9Sstevel@tonic-gate 
70*7c478bd9Sstevel@tonic-gate /*
71*7c478bd9Sstevel@tonic-gate  * opt_info -- fetch the optinfo struct for the given option
72*7c478bd9Sstevel@tonic-gate  */
73*7c478bd9Sstevel@tonic-gate static struct optinfo *
74*7c478bd9Sstevel@tonic-gate opt_info(int c)
75*7c478bd9Sstevel@tonic-gate {
76*7c478bd9Sstevel@tonic-gate 	char lhs[2];
77*7c478bd9Sstevel@tonic-gate 	lhs[0] = c;
78*7c478bd9Sstevel@tonic-gate 	lhs[1] = '\0';
79*7c478bd9Sstevel@tonic-gate 	return ((struct optinfo *)lut_lookup(Info, lhs));
80*7c478bd9Sstevel@tonic-gate }
81*7c478bd9Sstevel@tonic-gate 
82*7c478bd9Sstevel@tonic-gate /*
83*7c478bd9Sstevel@tonic-gate  * opts_parse -- parse an argv-style list of options
84*7c478bd9Sstevel@tonic-gate  *
85*7c478bd9Sstevel@tonic-gate  * prints a message to stderr and calls err(EF_FILE|EF_JMP, ...) on error
86*7c478bd9Sstevel@tonic-gate  */
87*7c478bd9Sstevel@tonic-gate struct opts *
88*7c478bd9Sstevel@tonic-gate opts_parse(char **argv, int flags)
89*7c478bd9Sstevel@tonic-gate {
90*7c478bd9Sstevel@tonic-gate 	struct opts *ret = MALLOC(sizeof (*ret));
91*7c478bd9Sstevel@tonic-gate 	int dashdash = 0;
92*7c478bd9Sstevel@tonic-gate 	char *ptr;
93*7c478bd9Sstevel@tonic-gate 
94*7c478bd9Sstevel@tonic-gate 	ret->op_raw = ret->op_ints = NULL;
95*7c478bd9Sstevel@tonic-gate 	ret->op_cmdargs = fn_list_new(NULL);
96*7c478bd9Sstevel@tonic-gate 
97*7c478bd9Sstevel@tonic-gate 	/* no words to process, just return empty opts struct */
98*7c478bd9Sstevel@tonic-gate 	if (argv == NULL)
99*7c478bd9Sstevel@tonic-gate 		return (ret);
100*7c478bd9Sstevel@tonic-gate 
101*7c478bd9Sstevel@tonic-gate 	/* foreach word... */
102*7c478bd9Sstevel@tonic-gate 	for (; (ptr = *argv) != NULL; argv++) {
103*7c478bd9Sstevel@tonic-gate 		if (dashdash || *ptr != '-') {
104*7c478bd9Sstevel@tonic-gate 			/* found a cmdarg */
105*7c478bd9Sstevel@tonic-gate 			opts_setcmdarg(ret, ptr);
106*7c478bd9Sstevel@tonic-gate 			continue;
107*7c478bd9Sstevel@tonic-gate 		}
108*7c478bd9Sstevel@tonic-gate 		if (*++ptr == '\0')
109*7c478bd9Sstevel@tonic-gate 			err(EF_FILE|EF_JMP, "Illegal option: dash by itself");
110*7c478bd9Sstevel@tonic-gate 		if (*ptr == '-') {
111*7c478bd9Sstevel@tonic-gate 			/* (here's where support for --longname would go) */
112*7c478bd9Sstevel@tonic-gate 			if (*(ptr + 1) != '\0')
113*7c478bd9Sstevel@tonic-gate 				err(EF_FILE|EF_JMP, "Illegal option: -%s", ptr);
114*7c478bd9Sstevel@tonic-gate 			dashdash++;
115*7c478bd9Sstevel@tonic-gate 			continue;
116*7c478bd9Sstevel@tonic-gate 		}
117*7c478bd9Sstevel@tonic-gate 		for (; *ptr; ptr++) {
118*7c478bd9Sstevel@tonic-gate 			struct optinfo *info = opt_info(*ptr);
119*7c478bd9Sstevel@tonic-gate 
120*7c478bd9Sstevel@tonic-gate 			/* see if option was in our parsing table */
121*7c478bd9Sstevel@tonic-gate 			if (info == NULL)
122*7c478bd9Sstevel@tonic-gate 				err(EF_FILE|EF_JMP, "Illegal option: %c", *ptr);
123*7c478bd9Sstevel@tonic-gate 
124*7c478bd9Sstevel@tonic-gate 			/* see if context allows this option */
125*7c478bd9Sstevel@tonic-gate 			if ((flags & OPTF_CLI) &&
126*7c478bd9Sstevel@tonic-gate 			    (info->oi_flags & OPTF_CLI) == 0)
127*7c478bd9Sstevel@tonic-gate 				err(EF_FILE|EF_JMP,
128*7c478bd9Sstevel@tonic-gate 				    "Option '%c' not allowed on "
129*7c478bd9Sstevel@tonic-gate 				    "command line", *ptr);
130*7c478bd9Sstevel@tonic-gate 
131*7c478bd9Sstevel@tonic-gate 			if ((flags & OPTF_CONF) &&
132*7c478bd9Sstevel@tonic-gate 			    (info->oi_flags & OPTF_CONF) == 0)
133*7c478bd9Sstevel@tonic-gate 				err(EF_FILE|EF_JMP,
134*7c478bd9Sstevel@tonic-gate 				    "Option '%c' not allowed in "
135*7c478bd9Sstevel@tonic-gate 				    "configuration file", *ptr);
136*7c478bd9Sstevel@tonic-gate 
137*7c478bd9Sstevel@tonic-gate 			/* for boolean options, we have all the info we need */
138*7c478bd9Sstevel@tonic-gate 			if (info->oi_t == OPTTYPE_BOOLEAN) {
139*7c478bd9Sstevel@tonic-gate 				(void) opts_set(ret, info->oi_o, "");
140*7c478bd9Sstevel@tonic-gate 				continue;
141*7c478bd9Sstevel@tonic-gate 			}
142*7c478bd9Sstevel@tonic-gate 
143*7c478bd9Sstevel@tonic-gate 			/* option expects argument */
144*7c478bd9Sstevel@tonic-gate 			if (*++ptr == '\0' &&
145*7c478bd9Sstevel@tonic-gate 			    ((ptr = *++argv) == NULL || *ptr == '-'))
146*7c478bd9Sstevel@tonic-gate 				err(EF_FILE|EF_JMP,
147*7c478bd9Sstevel@tonic-gate 				    "Option '%c' requires an argument",
148*7c478bd9Sstevel@tonic-gate 				    info->oi_o[0]);
149*7c478bd9Sstevel@tonic-gate 			opts_set(ret, info->oi_o, ptr);
150*7c478bd9Sstevel@tonic-gate 			break;
151*7c478bd9Sstevel@tonic-gate 		}
152*7c478bd9Sstevel@tonic-gate 	}
153*7c478bd9Sstevel@tonic-gate 
154*7c478bd9Sstevel@tonic-gate 	return (ret);
155*7c478bd9Sstevel@tonic-gate }
156*7c478bd9Sstevel@tonic-gate 
157*7c478bd9Sstevel@tonic-gate /*
158*7c478bd9Sstevel@tonic-gate  * opts_free -- free a struct opts previously allocated by opts_parse()
159*7c478bd9Sstevel@tonic-gate  */
160*7c478bd9Sstevel@tonic-gate void
161*7c478bd9Sstevel@tonic-gate opts_free(struct opts *opts)
162*7c478bd9Sstevel@tonic-gate {
163*7c478bd9Sstevel@tonic-gate 	if (opts) {
164*7c478bd9Sstevel@tonic-gate 		lut_free(opts->op_raw, NULL);
165*7c478bd9Sstevel@tonic-gate 		lut_free(opts->op_ints, NULL);
166*7c478bd9Sstevel@tonic-gate 		fn_list_free(opts->op_cmdargs);
167*7c478bd9Sstevel@tonic-gate 		FREE(opts);
168*7c478bd9Sstevel@tonic-gate 	}
169*7c478bd9Sstevel@tonic-gate }
170*7c478bd9Sstevel@tonic-gate 
171*7c478bd9Sstevel@tonic-gate /*
172*7c478bd9Sstevel@tonic-gate  * opts_set -- set an option
173*7c478bd9Sstevel@tonic-gate  */
174*7c478bd9Sstevel@tonic-gate void
175*7c478bd9Sstevel@tonic-gate opts_set(struct opts *opts, const char *o, const char *optarg)
176*7c478bd9Sstevel@tonic-gate {
177*7c478bd9Sstevel@tonic-gate 	struct optinfo *info = opt_info(*o);
178*7c478bd9Sstevel@tonic-gate 
179*7c478bd9Sstevel@tonic-gate 	opts->op_raw = lut_add(opts->op_raw, o, (void *)optarg);
180*7c478bd9Sstevel@tonic-gate 
181*7c478bd9Sstevel@tonic-gate 	if (info->oi_parser)
182*7c478bd9Sstevel@tonic-gate 		opts->op_ints = lut_add(opts->op_ints, o, (void *)
183*7c478bd9Sstevel@tonic-gate 		    (*info->oi_parser)(o, optarg));
184*7c478bd9Sstevel@tonic-gate }
185*7c478bd9Sstevel@tonic-gate 
186*7c478bd9Sstevel@tonic-gate /*
187*7c478bd9Sstevel@tonic-gate  * opts_setcmdarg -- add a cmdarg to the list of op_cmdargs
188*7c478bd9Sstevel@tonic-gate  */
189*7c478bd9Sstevel@tonic-gate static void
190*7c478bd9Sstevel@tonic-gate opts_setcmdarg(struct opts *opts, const char *cmdarg)
191*7c478bd9Sstevel@tonic-gate {
192*7c478bd9Sstevel@tonic-gate 	fn_list_adds(opts->op_cmdargs, cmdarg);
193*7c478bd9Sstevel@tonic-gate }
194*7c478bd9Sstevel@tonic-gate 
195*7c478bd9Sstevel@tonic-gate /*
196*7c478bd9Sstevel@tonic-gate  * opts_count -- return count of the options in *options that are set
197*7c478bd9Sstevel@tonic-gate  */
198*7c478bd9Sstevel@tonic-gate int
199*7c478bd9Sstevel@tonic-gate opts_count(struct opts *opts, const char *options)
200*7c478bd9Sstevel@tonic-gate {
201*7c478bd9Sstevel@tonic-gate 	int count = 0;
202*7c478bd9Sstevel@tonic-gate 
203*7c478bd9Sstevel@tonic-gate 	for (; *options; options++) {
204*7c478bd9Sstevel@tonic-gate 		char lhs[2];
205*7c478bd9Sstevel@tonic-gate 		lhs[0] = *options;
206*7c478bd9Sstevel@tonic-gate 		lhs[1] = '\0';
207*7c478bd9Sstevel@tonic-gate 		if (lut_lookup(opts->op_raw, lhs))
208*7c478bd9Sstevel@tonic-gate 			count++;
209*7c478bd9Sstevel@tonic-gate 	}
210*7c478bd9Sstevel@tonic-gate 	return (count);
211*7c478bd9Sstevel@tonic-gate }
212*7c478bd9Sstevel@tonic-gate 
213*7c478bd9Sstevel@tonic-gate /*
214*7c478bd9Sstevel@tonic-gate  * opts_optarg -- return the optarg for the given option, NULL if not set
215*7c478bd9Sstevel@tonic-gate  */
216*7c478bd9Sstevel@tonic-gate const char *
217*7c478bd9Sstevel@tonic-gate opts_optarg(struct opts *opts, const char *o)
218*7c478bd9Sstevel@tonic-gate {
219*7c478bd9Sstevel@tonic-gate 	return ((char *)lut_lookup(opts->op_raw, o));
220*7c478bd9Sstevel@tonic-gate }
221*7c478bd9Sstevel@tonic-gate 
222*7c478bd9Sstevel@tonic-gate /*
223*7c478bd9Sstevel@tonic-gate  * opts_optarg_int -- return the int value for the given option
224*7c478bd9Sstevel@tonic-gate  */
225*7c478bd9Sstevel@tonic-gate int
226*7c478bd9Sstevel@tonic-gate opts_optarg_int(struct opts *opts, const char *o)
227*7c478bd9Sstevel@tonic-gate {
228*7c478bd9Sstevel@tonic-gate 	return ((int)lut_lookup(opts->op_ints, o));
229*7c478bd9Sstevel@tonic-gate }
230*7c478bd9Sstevel@tonic-gate 
231*7c478bd9Sstevel@tonic-gate /*
232*7c478bd9Sstevel@tonic-gate  * opts_cmdargs -- return list of op_cmdargs
233*7c478bd9Sstevel@tonic-gate  */
234*7c478bd9Sstevel@tonic-gate struct fn_list *
235*7c478bd9Sstevel@tonic-gate opts_cmdargs(struct opts *opts)
236*7c478bd9Sstevel@tonic-gate {
237*7c478bd9Sstevel@tonic-gate 	return (opts->op_cmdargs);
238*7c478bd9Sstevel@tonic-gate }
239*7c478bd9Sstevel@tonic-gate 
240*7c478bd9Sstevel@tonic-gate static void
241*7c478bd9Sstevel@tonic-gate merger(const char *lhs, void *rhs, void *arg)
242*7c478bd9Sstevel@tonic-gate {
243*7c478bd9Sstevel@tonic-gate 	struct lut **destlutp = (struct lut **)arg;
244*7c478bd9Sstevel@tonic-gate 
245*7c478bd9Sstevel@tonic-gate 	*destlutp = lut_add(*destlutp, lhs, rhs);
246*7c478bd9Sstevel@tonic-gate }
247*7c478bd9Sstevel@tonic-gate 
248*7c478bd9Sstevel@tonic-gate /*
249*7c478bd9Sstevel@tonic-gate  * opts_merge -- merge two option lists together
250*7c478bd9Sstevel@tonic-gate  */
251*7c478bd9Sstevel@tonic-gate struct opts *
252*7c478bd9Sstevel@tonic-gate opts_merge(struct opts *back, struct opts *front)
253*7c478bd9Sstevel@tonic-gate {
254*7c478bd9Sstevel@tonic-gate 	struct opts *ret = MALLOC(sizeof (struct opts));
255*7c478bd9Sstevel@tonic-gate 
256*7c478bd9Sstevel@tonic-gate 	ret->op_raw = lut_dup(back->op_raw);
257*7c478bd9Sstevel@tonic-gate 	lut_walk(front->op_raw, merger, &(ret->op_raw));
258*7c478bd9Sstevel@tonic-gate 
259*7c478bd9Sstevel@tonic-gate 	ret->op_ints = lut_dup(back->op_ints);
260*7c478bd9Sstevel@tonic-gate 	lut_walk(front->op_ints, merger, &(ret->op_ints));
261*7c478bd9Sstevel@tonic-gate 
262*7c478bd9Sstevel@tonic-gate 	ret->op_cmdargs = fn_list_dup(back->op_cmdargs);
263*7c478bd9Sstevel@tonic-gate 
264*7c478bd9Sstevel@tonic-gate 	return (ret);
265*7c478bd9Sstevel@tonic-gate }
266*7c478bd9Sstevel@tonic-gate 
267*7c478bd9Sstevel@tonic-gate /*
268*7c478bd9Sstevel@tonic-gate  * opts_parse_ctime -- parse a ctime format optarg
269*7c478bd9Sstevel@tonic-gate  */
270*7c478bd9Sstevel@tonic-gate int
271*7c478bd9Sstevel@tonic-gate opts_parse_ctime(const char *o, const char *optarg)
272*7c478bd9Sstevel@tonic-gate {
273*7c478bd9Sstevel@tonic-gate 	struct tm tm;
274*7c478bd9Sstevel@tonic-gate 	int ret;
275*7c478bd9Sstevel@tonic-gate 
276*7c478bd9Sstevel@tonic-gate 	if (strptime(optarg, "%a %b %e %T %Z %Y", &tm) == NULL &&
277*7c478bd9Sstevel@tonic-gate 	    strptime(optarg, "%c", &tm) == NULL)
278*7c478bd9Sstevel@tonic-gate 		err(EF_FILE|EF_JMP,
279*7c478bd9Sstevel@tonic-gate 		    "Option '%c' requires ctime-style time", *o);
280*7c478bd9Sstevel@tonic-gate 	errno = 0;
281*7c478bd9Sstevel@tonic-gate 	if ((ret = (int)mktime(&tm)) == -1 && errno)
282*7c478bd9Sstevel@tonic-gate 		err(EF_FILE|EF_SYS|EF_JMP, "Option '%c' Illegal time", *o);
283*7c478bd9Sstevel@tonic-gate 
284*7c478bd9Sstevel@tonic-gate 	return (ret);
285*7c478bd9Sstevel@tonic-gate }
286*7c478bd9Sstevel@tonic-gate 
287*7c478bd9Sstevel@tonic-gate /*
288*7c478bd9Sstevel@tonic-gate  * opts_parse_atopi -- parse a positive integer format optarg
289*7c478bd9Sstevel@tonic-gate  */
290*7c478bd9Sstevel@tonic-gate int
291*7c478bd9Sstevel@tonic-gate opts_parse_atopi(const char *o, const char *optarg)
292*7c478bd9Sstevel@tonic-gate {
293*7c478bd9Sstevel@tonic-gate 	int ret = atoi(optarg);
294*7c478bd9Sstevel@tonic-gate 
295*7c478bd9Sstevel@tonic-gate 	while (isdigit(*optarg))
296*7c478bd9Sstevel@tonic-gate 		optarg++;
297*7c478bd9Sstevel@tonic-gate 
298*7c478bd9Sstevel@tonic-gate 	if (*optarg)
299*7c478bd9Sstevel@tonic-gate 		err(EF_FILE|EF_JMP,
300*7c478bd9Sstevel@tonic-gate 		    "Option '%c' requires non-negative number", *o);
301*7c478bd9Sstevel@tonic-gate 
302*7c478bd9Sstevel@tonic-gate 	return (ret);
303*7c478bd9Sstevel@tonic-gate }
304*7c478bd9Sstevel@tonic-gate 
305*7c478bd9Sstevel@tonic-gate /*
306*7c478bd9Sstevel@tonic-gate  * opts_parse_atopi -- parse a size format optarg into bytes
307*7c478bd9Sstevel@tonic-gate  */
308*7c478bd9Sstevel@tonic-gate int
309*7c478bd9Sstevel@tonic-gate opts_parse_bytes(const char *o, const char *optarg)
310*7c478bd9Sstevel@tonic-gate {
311*7c478bd9Sstevel@tonic-gate 	int ret = atoi(optarg);
312*7c478bd9Sstevel@tonic-gate 	while (isdigit(*optarg))
313*7c478bd9Sstevel@tonic-gate 		optarg++;
314*7c478bd9Sstevel@tonic-gate 
315*7c478bd9Sstevel@tonic-gate 	switch (*optarg) {
316*7c478bd9Sstevel@tonic-gate 	case 'g':
317*7c478bd9Sstevel@tonic-gate 	case 'G':
318*7c478bd9Sstevel@tonic-gate 		ret *= 1024;
319*7c478bd9Sstevel@tonic-gate 		/*FALLTHROUGH*/
320*7c478bd9Sstevel@tonic-gate 	case 'm':
321*7c478bd9Sstevel@tonic-gate 	case 'M':
322*7c478bd9Sstevel@tonic-gate 		ret *= 1024;
323*7c478bd9Sstevel@tonic-gate 		/*FALLTHROUGH*/
324*7c478bd9Sstevel@tonic-gate 	case 'k':
325*7c478bd9Sstevel@tonic-gate 	case 'K':
326*7c478bd9Sstevel@tonic-gate 		ret *= 1024;
327*7c478bd9Sstevel@tonic-gate 		/*FALLTHROUGH*/
328*7c478bd9Sstevel@tonic-gate 	case 'b':
329*7c478bd9Sstevel@tonic-gate 	case 'B':
330*7c478bd9Sstevel@tonic-gate 		if (optarg[1] == '\0')
331*7c478bd9Sstevel@tonic-gate 			return (ret);
332*7c478bd9Sstevel@tonic-gate 	}
333*7c478bd9Sstevel@tonic-gate 
334*7c478bd9Sstevel@tonic-gate 	err(EF_FILE|EF_JMP,
335*7c478bd9Sstevel@tonic-gate 	    "Option '%c' requires number with suffix from [bkmg]", *o);
336*7c478bd9Sstevel@tonic-gate 	/*NOTREACHED*/
337*7c478bd9Sstevel@tonic-gate }
338*7c478bd9Sstevel@tonic-gate 
339*7c478bd9Sstevel@tonic-gate /*
340*7c478bd9Sstevel@tonic-gate  * opts_parse_seconds -- parse a time format optarg into seconds
341*7c478bd9Sstevel@tonic-gate  */
342*7c478bd9Sstevel@tonic-gate int
343*7c478bd9Sstevel@tonic-gate opts_parse_seconds(const char *o, const char *optarg)
344*7c478bd9Sstevel@tonic-gate {
345*7c478bd9Sstevel@tonic-gate 	int ret;
346*7c478bd9Sstevel@tonic-gate 
347*7c478bd9Sstevel@tonic-gate 	if (strcasecmp(optarg, "now") == 0)
348*7c478bd9Sstevel@tonic-gate 		return (OPTP_NOW);
349*7c478bd9Sstevel@tonic-gate 
350*7c478bd9Sstevel@tonic-gate 	if (strcasecmp(optarg, "never") == 0)
351*7c478bd9Sstevel@tonic-gate 		return (OPTP_NEVER);
352*7c478bd9Sstevel@tonic-gate 
353*7c478bd9Sstevel@tonic-gate 	ret = atoi(optarg);
354*7c478bd9Sstevel@tonic-gate 	while (isdigit(*optarg))
355*7c478bd9Sstevel@tonic-gate 		optarg++;
356*7c478bd9Sstevel@tonic-gate 
357*7c478bd9Sstevel@tonic-gate 	if (optarg[1] == '\0')
358*7c478bd9Sstevel@tonic-gate 		switch (*optarg) {
359*7c478bd9Sstevel@tonic-gate 		case 'h':
360*7c478bd9Sstevel@tonic-gate 		case 'H':
361*7c478bd9Sstevel@tonic-gate 			ret *= 60 * 60;
362*7c478bd9Sstevel@tonic-gate 			return (ret);
363*7c478bd9Sstevel@tonic-gate 		case 'd':
364*7c478bd9Sstevel@tonic-gate 		case 'D':
365*7c478bd9Sstevel@tonic-gate 			ret *= 60 * 60 * 24;
366*7c478bd9Sstevel@tonic-gate 			return (ret);
367*7c478bd9Sstevel@tonic-gate 		case 'w':
368*7c478bd9Sstevel@tonic-gate 		case 'W':
369*7c478bd9Sstevel@tonic-gate 			ret *= 60 * 60 * 24 * 7;
370*7c478bd9Sstevel@tonic-gate 			return (ret);
371*7c478bd9Sstevel@tonic-gate 		case 'm':
372*7c478bd9Sstevel@tonic-gate 		case 'M':
373*7c478bd9Sstevel@tonic-gate 			ret *= 60 * 60 * 24 * 30;
374*7c478bd9Sstevel@tonic-gate 			return (ret);
375*7c478bd9Sstevel@tonic-gate 		case 'y':
376*7c478bd9Sstevel@tonic-gate 		case 'Y':
377*7c478bd9Sstevel@tonic-gate 			ret *= 60 * 60 * 24 * 365;
378*7c478bd9Sstevel@tonic-gate 			return (ret);
379*7c478bd9Sstevel@tonic-gate 		}
380*7c478bd9Sstevel@tonic-gate 
381*7c478bd9Sstevel@tonic-gate 	err(EF_FILE|EF_JMP,
382*7c478bd9Sstevel@tonic-gate 	    "Option '%c' requires number with suffix from [hdwmy]", *o);
383*7c478bd9Sstevel@tonic-gate 	/*NOTREACHED*/
384*7c478bd9Sstevel@tonic-gate }
385*7c478bd9Sstevel@tonic-gate 
386*7c478bd9Sstevel@tonic-gate /* info passed between opts_print() and printer() */
387*7c478bd9Sstevel@tonic-gate static struct printerinfo {
388*7c478bd9Sstevel@tonic-gate 	FILE *stream;
389*7c478bd9Sstevel@tonic-gate 	int isswitch;
390*7c478bd9Sstevel@tonic-gate 	char *exclude;
391*7c478bd9Sstevel@tonic-gate };
392*7c478bd9Sstevel@tonic-gate 
393*7c478bd9Sstevel@tonic-gate /* helper function for opts_print() */
394*7c478bd9Sstevel@tonic-gate static void
395*7c478bd9Sstevel@tonic-gate printer(const char *lhs, void *rhs, void *arg)
396*7c478bd9Sstevel@tonic-gate {
397*7c478bd9Sstevel@tonic-gate 	struct printerinfo *pip = (struct printerinfo *)arg;
398*7c478bd9Sstevel@tonic-gate 	char *s = (char *)rhs;
399*7c478bd9Sstevel@tonic-gate 
400*7c478bd9Sstevel@tonic-gate 	if (pip->isswitch) {
401*7c478bd9Sstevel@tonic-gate 		char *ep = pip->exclude;
402*7c478bd9Sstevel@tonic-gate 		while (ep && *ep)
403*7c478bd9Sstevel@tonic-gate 			if (*ep++ == *lhs)
404*7c478bd9Sstevel@tonic-gate 				return;
405*7c478bd9Sstevel@tonic-gate 	}
406*7c478bd9Sstevel@tonic-gate 
407*7c478bd9Sstevel@tonic-gate 	(void) fprintf(pip->stream, " %s%s", (pip->isswitch) ? "-" : "", lhs);
408*7c478bd9Sstevel@tonic-gate 	if (s && *s) {
409*7c478bd9Sstevel@tonic-gate 		(void) fprintf(pip->stream, " ");
410*7c478bd9Sstevel@tonic-gate 		opts_printword(s, pip->stream);
411*7c478bd9Sstevel@tonic-gate 	}
412*7c478bd9Sstevel@tonic-gate }
413*7c478bd9Sstevel@tonic-gate 
414*7c478bd9Sstevel@tonic-gate /*
415*7c478bd9Sstevel@tonic-gate  * opts_printword -- print a word, quoting as necessary
416*7c478bd9Sstevel@tonic-gate  */
417*7c478bd9Sstevel@tonic-gate void
418*7c478bd9Sstevel@tonic-gate opts_printword(const char *word, FILE *stream)
419*7c478bd9Sstevel@tonic-gate {
420*7c478bd9Sstevel@tonic-gate 	char *q = "";
421*7c478bd9Sstevel@tonic-gate 
422*7c478bd9Sstevel@tonic-gate 	if (strchr(word, ' ') || strchr(word, '\t') ||
423*7c478bd9Sstevel@tonic-gate 	    strchr(word, '$') || strchr(word, '[') ||
424*7c478bd9Sstevel@tonic-gate 	    strchr(word, '?') || strchr(word, '{') ||
425*7c478bd9Sstevel@tonic-gate 	    strchr(word, '`') || strchr(word, ';')) {
426*7c478bd9Sstevel@tonic-gate 		if (strchr(word, '\''))
427*7c478bd9Sstevel@tonic-gate 			q = "\"";
428*7c478bd9Sstevel@tonic-gate 		else if (strchr(word, '"'))
429*7c478bd9Sstevel@tonic-gate 			err(EF_FILE|EF_JMP, "Can't protect quotes in <%s>",
430*7c478bd9Sstevel@tonic-gate 			    word);
431*7c478bd9Sstevel@tonic-gate 		else
432*7c478bd9Sstevel@tonic-gate 			q = "'";
433*7c478bd9Sstevel@tonic-gate 		(void) fprintf(stream, "%s%s%s", q, word, q);
434*7c478bd9Sstevel@tonic-gate 	} else
435*7c478bd9Sstevel@tonic-gate 		(void) fprintf(stream, "%s", word);
436*7c478bd9Sstevel@tonic-gate }
437*7c478bd9Sstevel@tonic-gate 
438*7c478bd9Sstevel@tonic-gate /*
439*7c478bd9Sstevel@tonic-gate  * opts_print -- print options to stream, leaving out those in "exclude"
440*7c478bd9Sstevel@tonic-gate  */
441*7c478bd9Sstevel@tonic-gate void
442*7c478bd9Sstevel@tonic-gate opts_print(struct opts *opts, FILE *stream, char *exclude)
443*7c478bd9Sstevel@tonic-gate {
444*7c478bd9Sstevel@tonic-gate 	struct printerinfo pi;
445*7c478bd9Sstevel@tonic-gate 	struct fn *fnp;
446*7c478bd9Sstevel@tonic-gate 
447*7c478bd9Sstevel@tonic-gate 	pi.stream = stream;
448*7c478bd9Sstevel@tonic-gate 	pi.isswitch = 1;
449*7c478bd9Sstevel@tonic-gate 	pi.exclude = exclude;
450*7c478bd9Sstevel@tonic-gate 
451*7c478bd9Sstevel@tonic-gate 	lut_walk(opts->op_raw, printer, &pi);
452*7c478bd9Sstevel@tonic-gate 
453*7c478bd9Sstevel@tonic-gate 	fn_list_rewind(opts->op_cmdargs);
454*7c478bd9Sstevel@tonic-gate 	while ((fnp = fn_list_next(opts->op_cmdargs)) != NULL) {
455*7c478bd9Sstevel@tonic-gate 		(void) fprintf(stream, " ");
456*7c478bd9Sstevel@tonic-gate 		opts_printword(fn_s(fnp), stream);
457*7c478bd9Sstevel@tonic-gate 	}
458*7c478bd9Sstevel@tonic-gate }
459*7c478bd9Sstevel@tonic-gate 
460*7c478bd9Sstevel@tonic-gate #ifdef	TESTMODULE
461*7c478bd9Sstevel@tonic-gate 
462*7c478bd9Sstevel@tonic-gate /* table that drives argument parsing */
463*7c478bd9Sstevel@tonic-gate static struct optinfo Opttable[] = {
464*7c478bd9Sstevel@tonic-gate 	{ "a", OPTTYPE_BOOLEAN,	NULL,			OPTF_CLI },
465*7c478bd9Sstevel@tonic-gate 	{ "b", OPTTYPE_STRING,	NULL,			OPTF_CLI },
466*7c478bd9Sstevel@tonic-gate 	{ "c", OPTTYPE_INT,	opts_parse_seconds,	OPTF_CLI|OPTF_CONF },
467*7c478bd9Sstevel@tonic-gate 	{ "d", OPTTYPE_INT,	opts_parse_ctime,	OPTF_CLI|OPTF_CONF },
468*7c478bd9Sstevel@tonic-gate 	{ "e", OPTTYPE_INT,	opts_parse_bytes,	OPTF_CLI|OPTF_CONF },
469*7c478bd9Sstevel@tonic-gate 	{ "f", OPTTYPE_INT,	opts_parse_atopi,	OPTF_CLI|OPTF_CONF },
470*7c478bd9Sstevel@tonic-gate };
471*7c478bd9Sstevel@tonic-gate 
472*7c478bd9Sstevel@tonic-gate /*
473*7c478bd9Sstevel@tonic-gate  * test main for opts module, usage: a.out options...
474*7c478bd9Sstevel@tonic-gate  */
475*7c478bd9Sstevel@tonic-gate main(int argc, char *argv[])
476*7c478bd9Sstevel@tonic-gate {
477*7c478bd9Sstevel@tonic-gate 	struct opts *opts;
478*7c478bd9Sstevel@tonic-gate 
479*7c478bd9Sstevel@tonic-gate 	err_init(argv[0]);
480*7c478bd9Sstevel@tonic-gate 	setbuf(stdout, NULL);
481*7c478bd9Sstevel@tonic-gate 
482*7c478bd9Sstevel@tonic-gate 	opts_init(Opttable, sizeof (Opttable) / sizeof (struct optinfo));
483*7c478bd9Sstevel@tonic-gate 
484*7c478bd9Sstevel@tonic-gate 	argv++;
485*7c478bd9Sstevel@tonic-gate 
486*7c478bd9Sstevel@tonic-gate 	if (SETJMP)
487*7c478bd9Sstevel@tonic-gate 		err(0, "opts parsing failed");
488*7c478bd9Sstevel@tonic-gate 	else
489*7c478bd9Sstevel@tonic-gate 		opts = opts_parse(argv, OPTF_CLI);
490*7c478bd9Sstevel@tonic-gate 
491*7c478bd9Sstevel@tonic-gate 	printf("options:");
492*7c478bd9Sstevel@tonic-gate 	opts_print(opts, stdout, NULL);
493*7c478bd9Sstevel@tonic-gate 	printf("\n");
494*7c478bd9Sstevel@tonic-gate 
495*7c478bd9Sstevel@tonic-gate 	err_done(0);
496*7c478bd9Sstevel@tonic-gate }
497*7c478bd9Sstevel@tonic-gate 
498*7c478bd9Sstevel@tonic-gate #endif	/* TESTMODULE */
499