1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
23 /* All Rights Reserved */
24
25
26 /*
27 * Copyright (c) 1997, by Sun Microsystems, Inc.
28 * All rights reserved.
29 */
30
31 /*LINTLIBRARY*/
32
33 #include <stdio.h>
34 #include <string.h>
35 #include <stdlib.h>
36 #include <limits.h>
37 #include <sys/types.h>
38 #include "libadm.h"
39
40 #define MSGSIZ 256
41 #define PROMPT10 "Enter an integer between %ld and %ld"
42 #define PROMPT "Enter a base %d integer between %ld and %ld"
43 #define MESG10 "Please enter an integer between %ld and %ld."
44 #define MESG "Please enter a base %d integer between %ld and %ld."
45
46 static void
setmsg(char * msg,long lower,long upper,int base)47 setmsg(char *msg, long lower, long upper, int base)
48 {
49 if ((base == 10) || (base == 0))
50 (void) sprintf(msg, MESG10, lower, upper);
51 else
52 (void) sprintf(msg, MESG, base, lower, upper);
53 }
54
55 void
ckrange_err(long lower,long upper,int base,char * error)56 ckrange_err(long lower, long upper, int base, char *error)
57 {
58 char defmesg[MSGSIZ];
59
60 setmsg(defmesg, lower, upper, base);
61 puterror(stdout, defmesg, error);
62 }
63
64 void
ckrange_hlp(long lower,long upper,int base,char * help)65 ckrange_hlp(long lower, long upper, int base, char *help)
66 {
67 char defmesg[MSGSIZ];
68
69 setmsg(defmesg, lower, upper, base);
70 puthelp(stdout, defmesg, help);
71 }
72
73 int
ckrange_val(long lower,long upper,int base,char * input)74 ckrange_val(long lower, long upper, int base, char *input)
75 {
76 char *ptr;
77 long value;
78
79 value = strtol(input, &ptr, base);
80 if ((*ptr != '\0') || (value < lower) || (value > upper))
81 return (1);
82 return (0);
83 }
84
85 int
ckrange(long * rngval,long lower,long upper,short base,char * defstr,char * error,char * help,char * prompt)86 ckrange(long *rngval, long lower, long upper, short base, char *defstr,
87 char *error, char *help, char *prompt)
88 {
89 int valid, n;
90 long value;
91 char *ptr;
92 char input[MAX_INPUT];
93 char defmesg[MSGSIZ];
94 char defpmpt[128];
95 char buffer[64];
96 char *choices[2];
97
98 if (lower >= upper)
99 return (2);
100
101 (void) sprintf(buffer, "%ld-%ld", lower, upper);
102
103 if (base == 0)
104 base = 10;
105
106 if (!prompt) {
107 if (base == 10)
108 (void) sprintf(defpmpt, PROMPT10, lower, upper);
109 else
110 (void) sprintf(defpmpt, PROMPT, base, lower, upper);
111 prompt = defpmpt;
112 }
113
114 setmsg(defmesg, lower, upper, base);
115 choices[0] = buffer;
116 choices[1] = NULL;
117
118 start:
119 putprmpt(stderr, prompt, choices, defstr);
120 if (getinput(input))
121 return (1);
122
123 n = (int)strlen(input);
124 if (n == 0) {
125 if (defstr) {
126 *rngval = strtol(defstr, NULL, base);
127 return (0);
128 }
129 puterror(stderr, defmesg, error);
130 goto start;
131 }
132 if (strcmp(input, "?") == 0) {
133 puthelp(stderr, defmesg, help);
134 goto start;
135 }
136 if (ckquit && (strcmp(input, "q") == 0))
137 return (3);
138
139 value = strtol(input, &ptr, base);
140 if (*ptr == '\0')
141 valid = ((value >= lower) && (value <= upper));
142 else
143 valid = 0;
144 if (!valid) {
145 puterror(stderr, defmesg, error);
146 goto start;
147 }
148 *rngval = value;
149 return (0);
150 }
151