Remove some more unused headers.
[dragonfly.git] / games / battlestar / getcom.c
CommitLineData
6693db17 1/*-
984263bc
MD
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
6693db17 13 * 3. Neither the name of the University nor the names of its contributors
984263bc
MD
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
1de703da
MD
28 *
29 * @(#)getcom.c 8.1 (Berkeley) 5/31/93
30 * $FreeBSD: src/games/battlestar/getcom.c,v 1.6.2.1 2001/03/05 11:45:36 kris Exp $
5c7cac79 31 * $DragonFly: src/games/battlestar/getcom.c,v 1.3 2006/08/08 16:47:20 pavalos Exp $
984263bc
MD
32 */
33
984263bc
MD
34#include <ctype.h>
35#include "externs.h"
36
37char *
5c7cac79 38getcom(char *buf, int size, const char *prompt, const char *error)
984263bc
MD
39{
40 for (;;) {
41 fputs(prompt, stdout);
42 if (fgets(buf, size, stdin) == 0) {
43 clearerr(stdin);
44 continue;
45 }
46 while (isspace(*buf))
47 buf++;
48 if (*buf)
49 break;
50 if (error)
51 puts(error);
52 }
53 return (buf);
54}
55
56
57/*
58 * shifts to UPPERCASE if flag > 0, lowercase if flag < 0,
59 * and leaves it unchanged if flag = 0
60 */
61char *
5c7cac79 62getword(char *buf1, char *buf2, int flag)
984263bc
MD
63{
64 while (isspace(*buf1))
65 buf1++;
66 if (*buf1 != ',') {
67 if (!*buf1) {
68 *buf2 = 0;
69 return (0);
70 }
71 while (*buf1 && !isspace(*buf1) && *buf1 != ',')
6693db17 72 if (flag < 0) {
984263bc
MD
73 if (isupper(*buf1))
74 *buf2++ = tolower(*buf1++);
75 else
76 *buf2++ = *buf1++;
6693db17 77 } else if (flag > 0) {
984263bc
MD
78 if (islower(*buf1))
79 *buf2++ = toupper(*buf1++);
80 else
81 *buf2++ = *buf1++;
6693db17 82 } else {
984263bc 83 *buf2++ = *buf1++;
6693db17 84 }
984263bc
MD
85 } else
86 *buf2++ = *buf1++;
87 *buf2 = 0;
88 while (isspace(*buf1))
89 buf1++;
6693db17 90 return (*buf1 ? buf1 : NULL);
984263bc 91}