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f40d44a1 WJ |
1 | /* |
2 | * Copyright (c) 1983 Regents of the University of California. | |
3 | * 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. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | */ | |
33 | ||
34 | #ifndef lint | |
35 | static char sccsid[] = "@(#)getguess.c 5.4 (Berkeley) 6/1/90"; | |
36 | #endif /* not lint */ | |
37 | ||
38 | # include "hangman.h" | |
39 | ||
40 | /* | |
41 | * getguess: | |
42 | * Get another guess | |
43 | */ | |
44 | getguess() | |
45 | { | |
46 | register int i; | |
47 | register int ch; | |
48 | register bool correct; | |
49 | ||
50 | leaveok(stdscr, FALSE); | |
51 | for (;;) { | |
52 | move(PROMPTY, PROMPTX + sizeof "Guess: "); | |
53 | refresh(); | |
54 | ch = readch(); | |
55 | if (isalpha(ch)) { | |
56 | if (isupper(ch)) | |
57 | ch = tolower(ch); | |
58 | if (Guessed[ch - 'a']) | |
59 | mvprintw(MESGY, MESGX, "Already guessed '%c'", ch); | |
60 | else | |
61 | break; | |
62 | } | |
63 | else if (ch == CTRL('D')) | |
64 | die(); | |
65 | else | |
66 | mvprintw(MESGY, MESGX, "Not a valid guess: '%s'", | |
67 | unctrl(ch)); | |
68 | } | |
69 | leaveok(stdscr, TRUE); | |
70 | move(MESGY, MESGX); | |
71 | clrtoeol(); | |
72 | ||
73 | Guessed[ch - 'a'] = TRUE; | |
74 | correct = FALSE; | |
75 | for (i = 0; Word[i] != '\0'; i++) | |
76 | if (Word[i] == ch) { | |
77 | Known[i] = ch; | |
78 | correct = TRUE; | |
79 | } | |
80 | if (!correct) | |
81 | Errors++; | |
82 | } | |
83 | ||
84 | /* | |
85 | * readch; | |
86 | * Read a character from the input | |
87 | */ | |
88 | readch() | |
89 | { | |
90 | register int cnt, r; | |
91 | auto char ch; | |
92 | ||
93 | cnt = 0; | |
94 | for (;;) { | |
95 | if (read(0, &ch, sizeof ch) <= 0) | |
96 | { | |
97 | if (++cnt > 100) | |
98 | die(); | |
99 | } | |
100 | else if (ch == CTRL('L')) { | |
101 | wrefresh(curscr); | |
102 | mvcur(0, 0, curscr->_cury, curscr->_curx); | |
103 | } | |
104 | else | |
105 | return ch; | |
106 | } | |
107 | } |