Remove building with NOCRYPTO option
[minix3.git] / games / monop / getinp.c
blob3d0dc637f04dc359343f9ca4f5fd05cd6b717d79
1 /* $NetBSD: getinp.c,v 1.19 2012/06/19 05:35:32 dholland Exp $ */
3 /*
4 * Copyright (c) 1980, 1993
5 * The Regents of the University of California. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
32 #include <sys/cdefs.h>
33 #ifndef lint
34 #if 0
35 static char sccsid[] = "@(#)getinp.c 8.1 (Berkeley) 5/31/93";
36 #else
37 __RCSID("$NetBSD: getinp.c,v 1.19 2012/06/19 05:35:32 dholland Exp $");
38 #endif
39 #endif /* not lint */
41 #include <stdio.h>
42 #include <string.h>
43 #include <ctype.h>
45 #include "monop.h"
47 #define LINE 70
49 static char buf[257];
51 static int comp(const char *);
53 int
54 getinp(const char *prompt, const char *const lst [])
56 int i, n_match, match = 0;
57 char *sp;
59 for (;;) {
60 printf("%s", prompt);
61 fgets(buf, sizeof(buf), stdin);
62 if (feof(stdin)) {
63 return 0;
65 if (buf[0] == '?' && buf[1] == '\n') {
66 printf("Valid inputs are: ");
67 for (i = 0, match = 18; lst[i]; i++) {
68 if ((match+=(n_match=strlen(lst[i]))) > LINE) {
69 printf("\n\t");
70 match = n_match + 8;
72 if (*lst[i] == '\0') {
73 match += 8;
74 printf("<RETURN>");
76 else
77 printf("%s", lst[i]);
78 if (lst[i+1])
79 printf(", ");
80 else
81 putchar('\n');
82 match += 2;
84 continue;
86 if ((sp = strchr(buf, '\n')) != NULL)
87 *sp = '\0';
88 for (sp = buf; *sp; sp++)
89 *sp = tolower((unsigned char)*sp);
90 for (i = n_match = 0; lst[i]; i++)
91 if (comp(lst[i])) {
92 n_match++;
93 match = i;
95 if (n_match == 1)
96 return match;
97 else if (buf[0] != '\0')
98 printf("Illegal response: \"%s\". "
99 "Use '?' to get list of valid answers\n", buf);
103 static int
104 comp(const char *s1)
106 const char *sp, *tsp;
107 char c;
109 if (buf[0] != '\0')
110 for (sp = buf, tsp = s1; *sp; ) {
111 c = tolower((unsigned char)*tsp);
112 tsp++;
113 if (c != *sp++)
114 return 0;
116 else if (*s1 != '\0')
117 return 0;
118 return 1;