xref: /onnv-gate/usr/src/lib/libadm/common/ckyorn.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
24*0Sstevel@tonic-gate 
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
28*0Sstevel@tonic-gate  * Use is subject to license terms.
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #pragma	ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.1 */
32*0Sstevel@tonic-gate /*LINTLIBRARY*/
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate #include <stdio.h>
35*0Sstevel@tonic-gate #include <ctype.h>
36*0Sstevel@tonic-gate #include <string.h>
37*0Sstevel@tonic-gate #include <limits.h>
38*0Sstevel@tonic-gate #include <sys/types.h>
39*0Sstevel@tonic-gate #include "libadm.h"
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate static char *choices[] = { "y", "n", NULL };
42*0Sstevel@tonic-gate static char *vchoices[] = { "y", "n", "yes", "no", NULL };
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate #define	TMPSIZ	7
45*0Sstevel@tonic-gate #define	REQMSG	"Input is required."
46*0Sstevel@tonic-gate #define	ERRMSG	"Please enter yes or no."
47*0Sstevel@tonic-gate #define	HLPMSG	\
48*0Sstevel@tonic-gate 	"To respond in the affirmative, enter y, yes, Y, or YES. \
49*0Sstevel@tonic-gate 	To respond in the negative, enter n, no, N, or NO."
50*0Sstevel@tonic-gate 
51*0Sstevel@tonic-gate int
ckyorn_val(char * str)52*0Sstevel@tonic-gate ckyorn_val(char *str)
53*0Sstevel@tonic-gate {
54*0Sstevel@tonic-gate 	int	i;
55*0Sstevel@tonic-gate 	char	*pt,
56*0Sstevel@tonic-gate 		temp[TMPSIZ+1];
57*0Sstevel@tonic-gate 
58*0Sstevel@tonic-gate 	for (pt = temp, i = 0; *str && i < TMPSIZ; i++) {
59*0Sstevel@tonic-gate 		*pt++ = tolower((unsigned char)*str++);
60*0Sstevel@tonic-gate 	}
61*0Sstevel@tonic-gate 	*pt = '\0';
62*0Sstevel@tonic-gate 	for (i = 0; vchoices[i]; ) {
63*0Sstevel@tonic-gate 		if (strcmp(temp, vchoices[i++]) == 0)
64*0Sstevel@tonic-gate 			return (0);
65*0Sstevel@tonic-gate 	}
66*0Sstevel@tonic-gate 	return (-1);
67*0Sstevel@tonic-gate }
68*0Sstevel@tonic-gate 
69*0Sstevel@tonic-gate void
ckyorn_err(char * error)70*0Sstevel@tonic-gate ckyorn_err(char *error)
71*0Sstevel@tonic-gate {
72*0Sstevel@tonic-gate 	puterror(stdout, ERRMSG, error);
73*0Sstevel@tonic-gate }
74*0Sstevel@tonic-gate 
75*0Sstevel@tonic-gate void
ckyorn_hlp(char * help)76*0Sstevel@tonic-gate ckyorn_hlp(char *help)
77*0Sstevel@tonic-gate {
78*0Sstevel@tonic-gate 	puthelp(stdout, HLPMSG, help);
79*0Sstevel@tonic-gate }
80*0Sstevel@tonic-gate 
81*0Sstevel@tonic-gate int
ckyorn(char * yorn,char * defstr,char * error,char * help,char * prompt)82*0Sstevel@tonic-gate ckyorn(char *yorn, char *defstr, char *error, char *help, char *prompt)
83*0Sstevel@tonic-gate {
84*0Sstevel@tonic-gate 	int	n;
85*0Sstevel@tonic-gate 	char	input[MAX_INPUT];
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate 	if (!prompt)
88*0Sstevel@tonic-gate 		prompt = "Yes or No";
89*0Sstevel@tonic-gate start:
90*0Sstevel@tonic-gate 	putprmpt(stderr, prompt, choices, defstr);
91*0Sstevel@tonic-gate 	if (getinput(input))
92*0Sstevel@tonic-gate 		return (1);
93*0Sstevel@tonic-gate 
94*0Sstevel@tonic-gate 	n = (int)strlen(input);
95*0Sstevel@tonic-gate 	if (n == 0) {
96*0Sstevel@tonic-gate 		if (defstr) {
97*0Sstevel@tonic-gate 			(void) strcpy(yorn, defstr);
98*0Sstevel@tonic-gate 			return (0);
99*0Sstevel@tonic-gate 		}
100*0Sstevel@tonic-gate 		puterror(stderr, REQMSG, error);
101*0Sstevel@tonic-gate 		goto start;
102*0Sstevel@tonic-gate 	}
103*0Sstevel@tonic-gate 	if (strcmp(input, "?") == 0) {
104*0Sstevel@tonic-gate 		puthelp(stderr, HLPMSG, help);
105*0Sstevel@tonic-gate 		goto start;
106*0Sstevel@tonic-gate 	}
107*0Sstevel@tonic-gate 	if (ckquit && (strcmp(input, "q") == 0))
108*0Sstevel@tonic-gate 		return (3);
109*0Sstevel@tonic-gate 
110*0Sstevel@tonic-gate 	if (ckyorn_val(input)) {
111*0Sstevel@tonic-gate 		puterror(stderr, ERRMSG, error);
112*0Sstevel@tonic-gate 		goto start;
113*0Sstevel@tonic-gate 	}
114*0Sstevel@tonic-gate 	(void) strcpy(yorn, input);
115*0Sstevel@tonic-gate 	return (0);
116*0Sstevel@tonic-gate }
117