usr.sbin/fstyp: Improve formatting. (FreeBSD@GitHub dc9b2340)
[dragonfly.git] / games / mille / misc.c
blob8f29446cba589fb489f8cf889ac055ca2ad84015
1 /*-
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
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. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
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.
29 * @(#)misc.c 8.1 (Berkeley) 5/31/93
30 * $FreeBSD: src/games/mille/misc.c,v 1.8.2.1 2001/06/13 13:52:14 dwmalone Exp $
31 * $DragonFly: src/games/mille/misc.c,v 1.4 2006/08/27 17:17:23 pavalos Exp $
34 #include <sys/file.h>
35 #include <stdarg.h>
36 #include <termios.h>
38 #include "mille.h"
39 #include <term.h>
42 * @(#)misc.c 1.2 (Berkeley) 3/28/83
45 #define NUMSAFE 4
47 bool
48 error(const char *str, ...)
50 va_list arg;
52 va_start(arg, str);
53 stdscr = Score;
54 move(ERR_Y, ERR_X);
55 vw_printw(stdscr, str, arg);
56 va_end(arg);
57 clrtoeol();
58 putchar('\07');
59 refresh();
60 stdscr = Board;
61 return FALSE;
64 CARD
65 getcard(void)
67 int c, c1;
69 for (;;) {
70 while ((c = readch()) == '\n' || c == '\r' || c == ' ')
71 continue;
72 if (islower(c))
73 c = toupper(c);
74 if (c == killchar() || c == erasechar())
75 return -1;
76 addstr(unctrl(c));
77 clrtoeol();
78 switch (c) {
79 case '1': case '2': case '3':
80 case '4': case '5': case '6':
81 c -= '0';
82 break;
83 case '0': case 'P': case 'p':
84 c = 0;
85 break;
86 default:
87 putchar('\07');
88 addch('\b');
89 if (!isprint(c))
90 addch('\b');
91 c = -1;
92 break;
94 refresh();
95 if (c >= 0) {
96 while ((c1=readch()) != '\r' && c1 != '\n' && c1 != ' ')
97 if (c1 == killchar())
98 return -1;
99 else if (c1 == erasechar()) {
100 addch('\b');
101 clrtoeol();
102 refresh();
103 goto cont;
105 else
106 write(0, "\07", 1);
107 return c;
109 cont: ;
113 bool
114 check_ext(bool forcomp)
118 if (End == 700)
119 if (Play == PLAYER) {
120 if (getyn(EXTENSIONPROMPT)) {
121 extend:
122 if (!forcomp)
123 End = 1000;
124 return TRUE;
126 else {
127 done:
128 if (!forcomp)
129 Finished = TRUE;
130 return FALSE;
133 else {
134 PLAY *pp, *op;
135 int i, safe, miles;
137 pp = &Player[COMP];
138 op = &Player[PLAYER];
139 for (safe = 0, i = 0; i < NUMSAFE; i++)
140 if (pp->safety[i] != S_UNKNOWN)
141 safe++;
142 if (safe < 2)
143 goto done;
144 if (op->mileage == 0 || onecard(op)
145 || (op->can_go && op->mileage >= 500))
146 goto done;
147 for (miles = 0, i = 0; i < NUMSAFE; i++)
148 if (op->safety[i] != S_PLAYED
149 && pp->safety[i] == S_UNKNOWN)
150 miles++;
151 if (miles + safe == NUMSAFE)
152 goto extend;
153 for (miles = 0, i = 0; i < HAND_SZ; i++)
154 if ((safe = pp->hand[i]) <= C_200)
155 miles += Value[safe];
156 if (miles + (Topcard - Deck) * 3 > 1000)
157 goto extend;
158 goto done;
160 else
161 goto done;
165 * Get a yes or no answer to the given question. Saves are
166 * also allowed. Return TRUE if the answer was yes, FALSE if no.
168 bool
169 getyn(int promptno)
171 char c;
173 Saved = FALSE;
174 for (;;) {
175 leaveok(Board, FALSE);
176 prompt(promptno);
177 clrtoeol();
178 refresh();
179 switch (c = readch()) {
180 case 'n': case 'N':
181 addch('N');
182 refresh();
183 leaveok(Board, TRUE);
184 return FALSE;
185 case 'y': case 'Y':
186 addch('Y');
187 refresh();
188 leaveok(Board, TRUE);
189 return TRUE;
190 case 's': case 'S':
191 addch('S');
192 refresh();
193 Saved = save();
194 continue;
195 case CTRL('L'):
196 wrefresh(curscr);
197 break;
198 default:
199 addstr(unctrl(c));
200 refresh();
201 putchar('\07');
202 break;
208 * Check to see if more games are desired. If not, and game
209 * came from a saved file, make sure that they don't want to restore
210 * it. Exit appropriately.
212 void
213 check_more(void)
215 On_exit = TRUE;
216 if (Player[PLAYER].total >= 5000 || Player[COMP].total >= 5000)
217 if (getyn(ANOTHERGAMEPROMPT))
218 return;
219 else {
221 * must do accounting normally done in main()
223 if (Player[PLAYER].total > Player[COMP].total)
224 Player[PLAYER].games++;
225 else if (Player[PLAYER].total < Player[COMP].total)
226 Player[COMP].games++;
227 Player[COMP].total = 0;
228 Player[PLAYER].total = 0;
230 else
231 if (getyn(ANOTHERHANDPROMPT))
232 return;
233 if (!Saved && getyn(SAVEGAMEPROMPT))
234 if (!save())
235 return;
236 die(0);
239 char
240 readch(void)
242 int cnt;
243 static char c;
245 for (cnt = 0; read(0, &c, 1) <= 0; cnt++)
246 if (cnt > 100)
247 exit(1);
248 return c;